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nghttp2/tests/nghttp2_session_test.c

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/*
* nghttp2 - HTTP/2 C Library
*
* Copyright (c) 2013 Tatsuhiro Tsujikawa
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include "nghttp2_session_test.h"
#include <stdio.h>
#include <assert.h>
#include <CUnit/CUnit.h>
#include "nghttp2_session.h"
#include "nghttp2_stream.h"
#include "nghttp2_net.h"
#include "nghttp2_helper.h"
#include "nghttp2_test_helper.h"
#include "nghttp2_priority_spec.h"
#define OB_CTRL(ITEM) nghttp2_outbound_item_get_ctrl_frame(ITEM)
#define OB_CTRL_TYPE(ITEM) nghttp2_outbound_item_get_ctrl_frame_type(ITEM)
#define OB_DATA(ITEM) nghttp2_outbound_item_get_data_frame(ITEM)
typedef struct {
uint8_t buf[65535];
size_t length;
} accumulator;
typedef struct {
uint8_t data[8192];
uint8_t* datamark;
uint8_t* datalimit;
size_t feedseq[8192];
size_t seqidx;
} scripted_data_feed;
typedef struct {
accumulator *acc;
scripted_data_feed *df;
int frame_recv_cb_called, invalid_frame_recv_cb_called;
uint8_t recv_frame_type;
int frame_send_cb_called;
uint8_t sent_frame_type;
int frame_not_send_cb_called;
uint8_t not_sent_frame_type;
int not_sent_error;
int stream_close_cb_called;
size_t data_source_length;
int32_t stream_id;
size_t block_count;
int data_chunk_recv_cb_called;
const nghttp2_frame *frame;
size_t fixed_sendlen;
int header_cb_called;
int begin_headers_cb_called;
nghttp2_nv nv;
size_t data_chunk_len;
size_t padlen;
int begin_frame_cb_called;
} my_user_data;
static void scripted_data_feed_init2(scripted_data_feed *df,
nghttp2_bufs *bufs)
{
nghttp2_buf_chain *ci;
nghttp2_buf *buf;
uint8_t *ptr;
size_t len;
memset(df, 0, sizeof(scripted_data_feed));
ptr = df->data;
len = 0;
for(ci = bufs->head; ci; ci = ci->next) {
buf = &ci->buf;
ptr = nghttp2_cpymem(ptr, buf->pos, nghttp2_buf_len(buf));
len += nghttp2_buf_len(buf);
}
df->datamark = df->data;
df->datalimit = df->data + len;
df->feedseq[0] = len;
}
static ssize_t null_send_callback(nghttp2_session *session,
const uint8_t* data, size_t len, int flags,
void *user_data)
{
return len;
}
static ssize_t fail_send_callback(nghttp2_session *session,
const uint8_t *data, size_t len, int flags,
void *user_data)
{
return NGHTTP2_ERR_CALLBACK_FAILURE;
}
static ssize_t fixed_bytes_send_callback(nghttp2_session *session,
const uint8_t *data, size_t len,
int flags, void *user_data)
{
size_t fixed_sendlen = ((my_user_data*)user_data)->fixed_sendlen;
return fixed_sendlen < len ? fixed_sendlen : len;
}
static ssize_t scripted_recv_callback(nghttp2_session *session,
uint8_t* data, size_t len, int flags,
void *user_data)
{
scripted_data_feed *df = ((my_user_data*)user_data)->df;
size_t wlen = df->feedseq[df->seqidx] > len ? len : df->feedseq[df->seqidx];
memcpy(data, df->datamark, wlen);
df->datamark += wlen;
df->feedseq[df->seqidx] -= wlen;
if(df->feedseq[df->seqidx] == 0) {
++df->seqidx;
}
return wlen;
}
static ssize_t eof_recv_callback(nghttp2_session *session,
uint8_t* data, size_t len, int flags,
void *user_data)
{
return NGHTTP2_ERR_EOF;
}
static ssize_t accumulator_send_callback(nghttp2_session *session,
const uint8_t *buf, size_t len,
int flags, void* user_data)
{
accumulator *acc = ((my_user_data*)user_data)->acc;
assert(acc->length+len < sizeof(acc->buf));
memcpy(acc->buf+acc->length, buf, len);
acc->length += len;
return len;
}
static int on_begin_frame_callback(nghttp2_session *session,
const nghttp2_frame_hd *hd,
void *user_data)
{
my_user_data *ud = (my_user_data*)user_data;
++ud->begin_frame_cb_called;
return 0;
}
static int on_frame_recv_callback(nghttp2_session *session,
const nghttp2_frame *frame,
void *user_data)
{
my_user_data *ud = (my_user_data*)user_data;
++ud->frame_recv_cb_called;
ud->recv_frame_type = frame->hd.type;
return 0;
}
static int on_invalid_frame_recv_callback(nghttp2_session *session,
const nghttp2_frame *frame,
nghttp2_error_code error_code,
void *user_data)
{
my_user_data *ud = (my_user_data*)user_data;
++ud->invalid_frame_recv_cb_called;
return 0;
}
static int on_frame_send_callback(nghttp2_session *session,
const nghttp2_frame *frame,
void *user_data)
{
my_user_data *ud = (my_user_data*)user_data;
++ud->frame_send_cb_called;
ud->sent_frame_type = frame->hd.type;
return 0;
}
static int on_frame_not_send_callback(nghttp2_session *session,
const nghttp2_frame *frame,
int lib_error,
void *user_data)
{
my_user_data *ud = (my_user_data*)user_data;
++ud->frame_not_send_cb_called;
ud->not_sent_frame_type = frame->hd.type;
ud->not_sent_error = lib_error;
return 0;
}
static int on_data_chunk_recv_callback(nghttp2_session *session,
uint8_t flags, int32_t stream_id,
const uint8_t *data, size_t len,
void *user_data)
{
my_user_data *ud = (my_user_data*)user_data;
++ud->data_chunk_recv_cb_called;
ud->data_chunk_len = len;
return 0;
}
static int pause_on_data_chunk_recv_callback(nghttp2_session *session,
uint8_t flags, int32_t stream_id,
const uint8_t *data, size_t len,
void *user_data)
{
my_user_data *ud = (my_user_data*)user_data;
++ud->data_chunk_recv_cb_called;
return NGHTTP2_ERR_PAUSE;
}
static ssize_t select_padding_callback(nghttp2_session *session,
const nghttp2_frame *frame,
size_t max_payloadlen,
void *user_data)
{
my_user_data *ud = (my_user_data*)user_data;
return nghttp2_min(max_payloadlen, frame->hd.length + ud->padlen);
}
static ssize_t too_large_data_source_length_callback
(nghttp2_session *session, uint8_t frame_type, int32_t stream_id,
int32_t session_remote_window_size, int32_t stream_remote_window_size,
uint32_t remote_max_frame_size, void *user_data) {
return NGHTTP2_MAX_FRAME_SIZE_MAX + 1;
}
static ssize_t smallest_length_data_source_length_callback
(nghttp2_session *session, uint8_t frame_type, int32_t stream_id,
int32_t session_remote_window_size, int32_t stream_remote_window_size,
uint32_t remote_max_frame_size, void *user_data) {
return 1;
}
static ssize_t fixed_length_data_source_read_callback
(nghttp2_session *session, int32_t stream_id,
uint8_t *buf, size_t len, uint32_t *data_flags,
nghttp2_data_source *source, void *user_data)
{
my_user_data *ud = (my_user_data*)user_data;
size_t wlen;
if(len < ud->data_source_length) {
wlen = len;
} else {
wlen = ud->data_source_length;
}
ud->data_source_length -= wlen;
if(ud->data_source_length == 0) {
*data_flags |= NGHTTP2_DATA_FLAG_EOF;
}
return wlen;
}
static ssize_t temporal_failure_data_source_read_callback
(nghttp2_session *session, int32_t stream_id,
uint8_t *buf, size_t len, uint32_t *data_flags,
nghttp2_data_source *source, void *user_data)
{
return NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE;
}
static ssize_t fail_data_source_read_callback
(nghttp2_session *session, int32_t stream_id,
uint8_t *buf, size_t len, uint32_t *data_flags,
nghttp2_data_source *source, void *user_data)
{
return NGHTTP2_ERR_CALLBACK_FAILURE;
}
/* static void no_stream_user_data_stream_close_callback */
/* (nghttp2_session *session, */
/* int32_t stream_id, */
/* nghttp2_error_code error_code, */
/* void *user_data) */
/* { */
/* my_user_data* my_data = (my_user_data*)user_data; */
/* ++my_data->stream_close_cb_called; */
/* } */
static ssize_t block_count_send_callback(nghttp2_session* session,
const uint8_t *data, size_t len,
int flags,
void *user_data)
{
my_user_data *ud = (my_user_data*)user_data;
ssize_t r;
if(ud->block_count == 0) {
r = NGHTTP2_ERR_WOULDBLOCK;
} else {
--ud->block_count;
r = len;
}
return r;
}
static int on_header_callback(nghttp2_session *session,
const nghttp2_frame *frame,
const uint8_t *name, size_t namelen,
const uint8_t *value, size_t valuelen,
uint8_t flags,
void *user_data)
{
my_user_data *ud = (my_user_data*)user_data;
++ud->header_cb_called;
ud->nv.name = (uint8_t*)name;
ud->nv.namelen = namelen;
ud->nv.value = (uint8_t*)value;
ud->nv.valuelen = valuelen;
ud->frame = frame;
return 0;
}
static int pause_on_header_callback(nghttp2_session *session,
const nghttp2_frame *frame,
const uint8_t *name, size_t namelen,
const uint8_t *value, size_t valuelen,
uint8_t flags,
void *user_data)
{
on_header_callback(session, frame, name, namelen, value, valuelen, flags,
user_data);
return NGHTTP2_ERR_PAUSE;
}
static int temporal_failure_on_header_callback
(nghttp2_session *session,
const nghttp2_frame *frame,
const uint8_t *name, size_t namelen,
const uint8_t *value, size_t valuelen,
uint8_t flags,
void *user_data)
{
on_header_callback(session, frame, name, namelen, value, valuelen, flags,
user_data);
return NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE;
}
static int on_begin_headers_callback(nghttp2_session *session,
const nghttp2_frame *frame,
void *user_data)
{
my_user_data *ud = (my_user_data*)user_data;
++ud->begin_headers_cb_called;
return 0;
}
static ssize_t defer_data_source_read_callback
(nghttp2_session *session, int32_t stream_id,
uint8_t *buf, size_t len, uint32_t *data_flags,
nghttp2_data_source *source, void *user_data)
{
return NGHTTP2_ERR_DEFERRED;
}
static int stream_close_callback(nghttp2_session *session, int32_t stream_id,
nghttp2_error_code error_code,
void *user_data)
{
my_user_data* my_data = (my_user_data*)user_data;
void *stream_data = nghttp2_session_get_stream_user_data(session, stream_id);
++my_data->stream_close_cb_called;
CU_ASSERT(stream_data != NULL);
return 0;
}
static nghttp2_settings_entry* dup_iv(const nghttp2_settings_entry *iv,
size_t niv)
{
return nghttp2_frame_iv_copy(iv, niv);
}
static nghttp2_priority_spec pri_spec_default = {
0, NGHTTP2_DEFAULT_WEIGHT, 0
};
void test_nghttp2_session_recv(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
scripted_data_feed df;
my_user_data user_data;
const nghttp2_nv nv[] = {
MAKE_NV("url", "/")
};
nghttp2_bufs bufs;
ssize_t framelen;
nghttp2_frame frame;
ssize_t i;
nghttp2_outbound_item *item;
nghttp2_nv *nva;
ssize_t nvlen;
nghttp2_hd_deflater deflater;
int rv;
frame_pack_bufs_init(&bufs);
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.recv_callback = scripted_recv_callback;
callbacks.on_frame_recv_callback = on_frame_recv_callback;
callbacks.on_begin_frame_callback = on_begin_frame_callback;
user_data.df = &df;
nghttp2_session_server_new(&session, &callbacks, &user_data);
nghttp2_hd_deflate_init(&deflater);
nvlen = ARRLEN(nv);
nghttp2_nv_array_copy(&nva, nv, nvlen);
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS,
1, NGHTTP2_HCAT_HEADERS, NULL, nva, nvlen);
rv = nghttp2_frame_pack_headers(&bufs, &frame.headers, &deflater);
CU_ASSERT(0 == rv);
scripted_data_feed_init2(&df, &bufs);
framelen = nghttp2_bufs_len(&bufs);
/* Send 1 byte per each read */
for(i = 0; i < framelen; ++i) {
df.feedseq[i] = 1;
}
nghttp2_frame_headers_free(&frame.headers);
user_data.frame_recv_cb_called = 0;
user_data.begin_frame_cb_called = 0;
while((ssize_t)df.seqidx < framelen) {
CU_ASSERT(0 == nghttp2_session_recv(session));
}
CU_ASSERT(1 == user_data.frame_recv_cb_called);
CU_ASSERT(1 == user_data.begin_frame_cb_called);
nghttp2_bufs_reset(&bufs);
/* Received HEADERS without header block, which is valid */
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS,
5, NGHTTP2_HCAT_HEADERS, NULL, NULL, 0);
rv = nghttp2_frame_pack_headers(&bufs, &frame.headers, &deflater);
CU_ASSERT(0 == rv);
nghttp2_frame_headers_free(&frame.headers);
scripted_data_feed_init2(&df, &bufs);
user_data.frame_recv_cb_called = 0;
user_data.begin_frame_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_recv(session));
CU_ASSERT(1 == user_data.frame_recv_cb_called);
CU_ASSERT(1 == user_data.begin_frame_cb_called);
nghttp2_bufs_reset(&bufs);
/* Receive PRIORITY */
nghttp2_frame_priority_init(&frame.priority, 5, &pri_spec_default);
rv = nghttp2_frame_pack_priority(&bufs, &frame.priority);
CU_ASSERT(0 == rv);
nghttp2_frame_priority_free(&frame.priority);
scripted_data_feed_init2(&df, &bufs);
user_data.frame_recv_cb_called = 0;
user_data.begin_frame_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_recv(session));
CU_ASSERT(1 == user_data.frame_recv_cb_called);
CU_ASSERT(1 == user_data.begin_frame_cb_called);
nghttp2_bufs_reset(&bufs);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
/* Some tests for frame too large */
nghttp2_session_server_new(&session, &callbacks, &user_data);
/* Receive PING with too large payload */
nghttp2_frame_ping_init(&frame.ping, NGHTTP2_FLAG_NONE, NULL);
rv = nghttp2_frame_pack_ping(&bufs, &frame.ping);
CU_ASSERT(0 == rv);
/* Add extra 16 bytes */
nghttp2_bufs_seek_last_present(&bufs);
assert(nghttp2_buf_len(&bufs.cur->buf) >= 16);
bufs.cur->buf.last += 16;
nghttp2_put_uint32be(bufs.cur->buf.pos,
(uint32_t)(((frame.hd.length + 16) << 8) +
bufs.cur->buf.pos[3]));
nghttp2_frame_ping_free(&frame.ping);
scripted_data_feed_init2(&df, &bufs);
user_data.frame_recv_cb_called = 0;
user_data.begin_frame_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_recv(session));
CU_ASSERT(0 == user_data.frame_recv_cb_called);
CU_ASSERT(0 == user_data.begin_frame_cb_called);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
CU_ASSERT(NGHTTP2_FRAME_SIZE_ERROR == item->frame.goaway.error_code);
CU_ASSERT(0 == nghttp2_session_send(session));
nghttp2_bufs_free(&bufs);
nghttp2_session_del(session);
}
void test_nghttp2_session_recv_invalid_stream_id(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
scripted_data_feed df;
my_user_data user_data;
nghttp2_bufs bufs;
nghttp2_frame frame;
nghttp2_hd_deflater deflater;
int rv;
frame_pack_bufs_init(&bufs);
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.recv_callback = scripted_recv_callback;
callbacks.on_invalid_frame_recv_callback = on_invalid_frame_recv_callback;
user_data.df = &df;
user_data.invalid_frame_recv_cb_called = 0;
nghttp2_session_server_new(&session, &callbacks, &user_data);
nghttp2_hd_deflate_init(&deflater);
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 2,
NGHTTP2_HCAT_HEADERS, NULL, NULL, 0);
rv = nghttp2_frame_pack_headers(&bufs, &frame.headers, &deflater);
CU_ASSERT(0 == rv);
CU_ASSERT(nghttp2_bufs_len(&bufs) > 0);
scripted_data_feed_init2(&df, &bufs);
nghttp2_frame_headers_free(&frame.headers);
CU_ASSERT(0 == nghttp2_session_recv(session));
CU_ASSERT(1 == user_data.invalid_frame_recv_cb_called);
nghttp2_bufs_free(&bufs);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
}
void test_nghttp2_session_recv_invalid_frame(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
scripted_data_feed df;
my_user_data user_data;
const nghttp2_nv nv[] = {
MAKE_NV("url", "/")
};
nghttp2_bufs bufs;
nghttp2_frame frame;
nghttp2_nv *nva;
ssize_t nvlen;
nghttp2_hd_deflater deflater;
int rv;
frame_pack_bufs_init(&bufs);
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.recv_callback = scripted_recv_callback;
callbacks.send_callback = null_send_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
user_data.df = &df;
user_data.frame_send_cb_called = 0;
nghttp2_session_server_new(&session, &callbacks, &user_data);
nghttp2_hd_deflate_init(&deflater);
nvlen = ARRLEN(nv);
nghttp2_nv_array_copy(&nva, nv, nvlen);
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 1,
NGHTTP2_HCAT_HEADERS, NULL, nva, nvlen);
rv = nghttp2_frame_pack_headers(&bufs, &frame.headers, &deflater);
CU_ASSERT(0 == rv);
CU_ASSERT(nghttp2_bufs_len(&bufs) > 0);
scripted_data_feed_init2(&df, &bufs);
CU_ASSERT(0 == nghttp2_session_recv(session));
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(0 == user_data.frame_send_cb_called);
/* Receive exactly same bytes of HEADERS is treated as subsequent
HEADERS (e.g., trailers */
scripted_data_feed_init2(&df, &bufs);
CU_ASSERT(0 == nghttp2_session_recv(session));
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(0 == user_data.frame_send_cb_called);
nghttp2_bufs_free(&bufs);
nghttp2_frame_headers_free(&frame.headers);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
}
void test_nghttp2_session_recv_eof(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.recv_callback = eof_recv_callback;
nghttp2_session_client_new(&session, &callbacks, NULL);
CU_ASSERT(NGHTTP2_ERR_EOF == nghttp2_session_recv(session));
nghttp2_session_del(session);
}
void test_nghttp2_session_recv_data(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
uint8_t data[8092];
ssize_t rv;
nghttp2_outbound_item *item;
nghttp2_stream *stream;
nghttp2_frame_hd hd;
int i;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_data_chunk_recv_callback = on_data_chunk_recv_callback;
callbacks.on_frame_recv_callback = on_frame_recv_callback;
nghttp2_session_client_new(&session, &callbacks, &ud);
/* Create DATA frame with length 4KiB */
memset(data, 0, sizeof(data));
hd.length = 4096;
hd.type = NGHTTP2_DATA;
hd.flags = NGHTTP2_FLAG_NONE;
hd.stream_id = 1;
nghttp2_frame_pack_frame_hd(data, &hd);
/* stream 1 is not opened, so it must be responded with connection
error. This is not mandated by the spec */
ud.data_chunk_recv_cb_called = 0;
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, data, NGHTTP2_FRAME_HDLEN + 4096);
CU_ASSERT(NGHTTP2_FRAME_HDLEN + 4096 == rv);
CU_ASSERT(0 == ud.data_chunk_recv_cb_called);
CU_ASSERT(0 == ud.frame_recv_cb_called);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
nghttp2_session_del(session);
nghttp2_session_client_new(&session, &callbacks, &ud);
/* Create stream 1 with CLOSING state. DATA is ignored. */
stream = nghttp2_session_open_stream(session, 1,
NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_CLOSING, NULL);
/* Set initial window size 16383 to check stream flow control,
isolating it from the conneciton flow control */
stream->local_window_size = 16383;
ud.data_chunk_recv_cb_called = 0;
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, data, NGHTTP2_FRAME_HDLEN + 4096);
CU_ASSERT(NGHTTP2_FRAME_HDLEN + 4096 == rv);
CU_ASSERT(0 == ud.data_chunk_recv_cb_called);
CU_ASSERT(0 == ud.frame_recv_cb_called);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NULL == item);
/* This is normal case. DATA is acceptable. */
stream->state = NGHTTP2_STREAM_OPENED;
ud.data_chunk_recv_cb_called = 0;
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, data, NGHTTP2_FRAME_HDLEN + 4096);
CU_ASSERT(NGHTTP2_FRAME_HDLEN + 4096 == rv);
CU_ASSERT(1 == ud.data_chunk_recv_cb_called);
CU_ASSERT(1 == ud.frame_recv_cb_called);
CU_ASSERT(NULL == nghttp2_session_get_next_ob_item(session));
ud.data_chunk_recv_cb_called = 0;
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, data, NGHTTP2_FRAME_HDLEN + 4096);
CU_ASSERT(NGHTTP2_FRAME_HDLEN + 4096 == rv);
/* Now we got data more than initial-window-size / 2, WINDOW_UPDATE
must be queued */
CU_ASSERT(1 == ud.data_chunk_recv_cb_called);
CU_ASSERT(1 == ud.frame_recv_cb_called);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_WINDOW_UPDATE == item->frame.hd.type);
CU_ASSERT(1 == item->frame.window_update.hd.stream_id);
CU_ASSERT(0 == nghttp2_session_send(session));
/* Set initial window size to 1MiB, so that we can check connection
flow control individually */
stream->local_window_size = 1 << 20;
/* Connection flow control takes into account DATA which is received
in the error condition. We have received 4096 * 4 bytes of
DATA. Additional 4 DATA frames, connection flow control will kick
in. */
for(i = 0; i < 5; ++i) {
rv = nghttp2_session_mem_recv(session, data, NGHTTP2_FRAME_HDLEN + 4096);
CU_ASSERT(NGHTTP2_FRAME_HDLEN + 4096 == rv);
}
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_WINDOW_UPDATE == item->frame.hd.type);
CU_ASSERT(0 == item->frame.window_update.hd.stream_id);
CU_ASSERT(0 == nghttp2_session_send(session));
/* Reception of DATA with stream ID = 0 causes connection error */
hd.length = 4096;
hd.type = NGHTTP2_DATA;
hd.flags = NGHTTP2_FLAG_NONE;
hd.stream_id = 0;
nghttp2_frame_pack_frame_hd(data, &hd);
ud.data_chunk_recv_cb_called = 0;
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, data, NGHTTP2_FRAME_HDLEN + 4096);
CU_ASSERT(NGHTTP2_FRAME_HDLEN + 4096 == rv);
CU_ASSERT(0 == ud.data_chunk_recv_cb_called);
CU_ASSERT(0 == ud.frame_recv_cb_called);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
CU_ASSERT(NGHTTP2_PROTOCOL_ERROR == item->frame.goaway.error_code);
nghttp2_session_del(session);
}
void test_nghttp2_session_recv_continuation(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
const nghttp2_nv nv1[] = {
MAKE_NV("method", "GET"),
MAKE_NV("path", "/")
};
nghttp2_nv *nva;
size_t nvlen;
nghttp2_frame frame;
nghttp2_bufs bufs;
nghttp2_buf *buf;
ssize_t rv;
my_user_data ud;
nghttp2_hd_deflater deflater;
uint8_t data[1024];
size_t datalen;
nghttp2_frame_hd cont_hd;
nghttp2_priority_spec pri_spec;
frame_pack_bufs_init(&bufs);
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.on_header_callback = on_header_callback;
callbacks.on_begin_headers_callback = on_begin_headers_callback;
callbacks.on_begin_frame_callback = on_begin_frame_callback;
nghttp2_session_server_new(&session, &callbacks, &ud);
nghttp2_hd_deflate_init(&deflater);
/* Make 1 HEADERS and insert CONTINUATION header */
nvlen = ARRLEN(nv1);
nghttp2_nv_array_copy(&nva, nv1, nvlen);
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_NONE, 1,
NGHTTP2_HCAT_HEADERS, NULL, nva, nvlen);
rv = nghttp2_frame_pack_headers(&bufs, &frame.headers, &deflater);
CU_ASSERT(0 == rv);
CU_ASSERT(nghttp2_bufs_len(&bufs) > 0);
/* make sure that all data is in the first buf */
buf = &bufs.head->buf;
assert(nghttp2_bufs_len(&bufs) == nghttp2_buf_len(buf));
nghttp2_frame_headers_free(&frame.headers);
/* HEADERS's payload is 1 byte */
memcpy(data, buf->pos, NGHTTP2_FRAME_HDLEN + 1);
datalen = NGHTTP2_FRAME_HDLEN + 1;
buf->pos += NGHTTP2_FRAME_HDLEN + 1;
nghttp2_put_uint32be(data, (1 << 8) + data[3]);
/* First CONTINUATION, 2 bytes */
nghttp2_frame_hd_init(&cont_hd, 2, NGHTTP2_CONTINUATION,
NGHTTP2_FLAG_NONE, 1);
nghttp2_frame_pack_frame_hd(data + datalen, &cont_hd);
datalen += NGHTTP2_FRAME_HDLEN;
memcpy(data + datalen, buf->pos, cont_hd.length);
datalen += cont_hd.length;
buf->pos += cont_hd.length;
/* Second CONTINUATION, rest of the bytes */
nghttp2_frame_hd_init(&cont_hd, nghttp2_buf_len(buf), NGHTTP2_CONTINUATION,
NGHTTP2_FLAG_END_HEADERS, 1);
nghttp2_frame_pack_frame_hd(data + datalen, &cont_hd);
datalen += NGHTTP2_FRAME_HDLEN;
memcpy(data + datalen, buf->pos, cont_hd.length);
datalen += cont_hd.length;
buf->pos += cont_hd.length;
CU_ASSERT(0 == nghttp2_buf_len(buf));
ud.header_cb_called = 0;
ud.begin_frame_cb_called = 0;
rv = nghttp2_session_mem_recv(session, data, datalen);
CU_ASSERT((ssize_t)datalen == rv);
CU_ASSERT(2 == ud.header_cb_called);
CU_ASSERT(3 == ud.begin_frame_cb_called);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
/* Expecting CONTINUATION, but get the other frame */
nghttp2_session_server_new(&session, &callbacks, &ud);
nghttp2_hd_deflate_init(&deflater);
/* HEADERS without END_HEADERS flag */
nvlen = ARRLEN(nv1);
nghttp2_nv_array_copy(&nva, nv1, nvlen);
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_NONE, 1,
NGHTTP2_HCAT_HEADERS, NULL, nva, nvlen);
nghttp2_bufs_reset(&bufs);
rv = nghttp2_frame_pack_headers(&bufs, &frame.headers, &deflater);
CU_ASSERT(0 == rv);
CU_ASSERT(nghttp2_bufs_len(&bufs) > 0);
nghttp2_frame_headers_free(&frame.headers);
/* make sure that all data is in the first buf */
buf = &bufs.head->buf;
assert(nghttp2_bufs_len(&bufs) == nghttp2_buf_len(buf));
memcpy(data, buf->pos, nghttp2_buf_len(buf));
datalen = nghttp2_buf_len(buf);
/* Followed by PRIORITY */
nghttp2_priority_spec_default_init(&pri_spec);
nghttp2_frame_priority_init(&frame.priority, 1, &pri_spec);
nghttp2_bufs_reset(&bufs);
rv = nghttp2_frame_pack_priority(&bufs, &frame.priority);
CU_ASSERT(0 == rv);
CU_ASSERT(nghttp2_bufs_len(&bufs) > 0);
memcpy(data + datalen, buf->pos, nghttp2_buf_len(buf));
datalen += nghttp2_buf_len(buf);
ud.begin_headers_cb_called = 0;
rv = nghttp2_session_mem_recv(session, data, datalen);
CU_ASSERT((ssize_t)datalen == rv);
CU_ASSERT(1 == ud.begin_headers_cb_called);
CU_ASSERT(NGHTTP2_GOAWAY ==
nghttp2_session_get_next_ob_item(session)->frame.hd.type);
nghttp2_bufs_free(&bufs);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
}
void test_nghttp2_session_recv_headers_with_priority(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
const nghttp2_nv nv1[] = {
MAKE_NV("method", "GET"),
MAKE_NV("path", "/")
};
nghttp2_nv *nva;
size_t nvlen;
nghttp2_frame frame;
nghttp2_bufs bufs;
nghttp2_buf *buf;
ssize_t rv;
my_user_data ud;
nghttp2_hd_deflater deflater;
nghttp2_outbound_item *item;
nghttp2_priority_spec pri_spec;
nghttp2_stream *stream;
frame_pack_bufs_init(&bufs);
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.on_frame_recv_callback = on_frame_recv_callback;
nghttp2_session_server_new(&session, &callbacks, &ud);
nghttp2_hd_deflate_init(&deflater);
open_stream(session, 1);
/* With NGHTTP2_FLAG_PRIORITY without exclusive flag set */
nvlen = ARRLEN(nv1);
nghttp2_nv_array_copy(&nva, nv1, nvlen);
nghttp2_priority_spec_init(&pri_spec, 1, 99, 0);
nghttp2_frame_headers_init(&frame.headers,
NGHTTP2_FLAG_END_HEADERS | NGHTTP2_FLAG_PRIORITY,
3, NGHTTP2_HCAT_HEADERS, &pri_spec, nva, nvlen);
rv = nghttp2_frame_pack_headers(&bufs, &frame.headers, &deflater);
CU_ASSERT(0 == rv);
CU_ASSERT(nghttp2_bufs_len(&bufs) > 0);
nghttp2_frame_headers_free(&frame.headers);
buf = &bufs.head->buf;
assert(nghttp2_bufs_len(&bufs) == nghttp2_buf_len(buf));
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, buf->pos, nghttp2_buf_len(buf));
CU_ASSERT(nghttp2_buf_len(buf) == rv);
CU_ASSERT(1 == ud.frame_recv_cb_called);
stream = nghttp2_session_get_stream(session, 3);
CU_ASSERT(99 == stream->weight);
CU_ASSERT(1 == stream->dep_prev->stream_id);
nghttp2_bufs_reset(&bufs);
/* With NGHTTP2_FLAG_PRIORITY, but cut last 1 byte to make it
invalid. */
nvlen = ARRLEN(nv1);
nghttp2_nv_array_copy(&nva, nv1, nvlen);
nghttp2_priority_spec_init(&pri_spec, 0, 99, 0);
nghttp2_frame_headers_init(&frame.headers,
NGHTTP2_FLAG_END_HEADERS | NGHTTP2_FLAG_PRIORITY,
5, NGHTTP2_HCAT_HEADERS, &pri_spec, nva, nvlen);
rv = nghttp2_frame_pack_headers(&bufs, &frame.headers, &deflater);
CU_ASSERT(0 == rv);
CU_ASSERT(NGHTTP2_FRAME_HDLEN + 5 + 2 == nghttp2_bufs_len(&bufs));
nghttp2_frame_headers_free(&frame.headers);
buf = &bufs.head->buf;
/* Make payload shorter than required length to store priroty
group */
nghttp2_put_uint32be(buf->pos, (4 << 8) + buf->pos[3]);
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, buf->pos, nghttp2_buf_len(buf));
CU_ASSERT(nghttp2_buf_len(buf) == rv);
CU_ASSERT(0 == ud.frame_recv_cb_called);
stream = nghttp2_session_get_stream(session, 5);
CU_ASSERT(NULL == stream);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NULL != item);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
CU_ASSERT(NGHTTP2_FRAME_SIZE_ERROR == item->frame.goaway.error_code);
nghttp2_bufs_reset(&bufs);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
/* Check dep_stream_id == stream_id */
nghttp2_session_server_new(&session, &callbacks, &ud);
nghttp2_hd_deflate_init(&deflater);
nvlen = ARRLEN(nv1);
nghttp2_nv_array_copy(&nva, nv1, nvlen);
nghttp2_priority_spec_init(&pri_spec, 1, 0, 0);
nghttp2_frame_headers_init(&frame.headers,
NGHTTP2_FLAG_END_HEADERS | NGHTTP2_FLAG_PRIORITY,
1, NGHTTP2_HCAT_HEADERS, &pri_spec, nva, nvlen);
rv = nghttp2_frame_pack_headers(&bufs, &frame.headers, &deflater);
CU_ASSERT(0 == rv);
CU_ASSERT(nghttp2_bufs_len(&bufs) > 0);
nghttp2_frame_headers_free(&frame.headers);
buf = &bufs.head->buf;
assert(nghttp2_bufs_len(&bufs) == nghttp2_buf_len(buf));
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, buf->pos, nghttp2_buf_len(buf));
CU_ASSERT(nghttp2_buf_len(buf) == rv);
CU_ASSERT(0 == ud.frame_recv_cb_called);
stream = nghttp2_session_get_stream(session, 1);
CU_ASSERT(NULL == stream);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NULL != item);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
CU_ASSERT(NGHTTP2_PROTOCOL_ERROR == item->frame.goaway.error_code);
nghttp2_bufs_reset(&bufs);
nghttp2_bufs_free(&bufs);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
}
void test_nghttp2_session_recv_premature_headers(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
const nghttp2_nv nv1[] = {
MAKE_NV("method", "GET"),
MAKE_NV("path", "/")
};
nghttp2_nv *nva;
size_t nvlen;
nghttp2_frame frame;
nghttp2_bufs bufs;
nghttp2_buf *buf;
ssize_t rv;
my_user_data ud;
nghttp2_hd_deflater deflater;
nghttp2_outbound_item *item;
frame_pack_bufs_init(&bufs);
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
nghttp2_session_server_new(&session, &callbacks, &ud);
nghttp2_hd_deflate_init(&deflater);
nvlen = ARRLEN(nv1);
nghttp2_nv_array_copy(&nva, nv1, nvlen);
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 1,
NGHTTP2_HCAT_HEADERS, NULL, nva, nvlen);
rv = nghttp2_frame_pack_headers(&bufs, &frame.headers, &deflater);
CU_ASSERT(0 == rv);
CU_ASSERT(nghttp2_bufs_len(&bufs) > 0);
nghttp2_frame_headers_free(&frame.headers);
buf = &bufs.head->buf;
assert(nghttp2_bufs_len(&bufs) == nghttp2_buf_len(buf));
/* Intentionally feed payload cutting last 1 byte off */
nghttp2_put_uint32be(buf->pos,
(uint32_t)(((frame.hd.length - 1) << 8) + buf->pos[3]));
rv = nghttp2_session_mem_recv(session, buf->pos, nghttp2_buf_len(buf) - 1);
CU_ASSERT((ssize_t)(nghttp2_buf_len(buf) - 1) == rv);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NULL != item);
CU_ASSERT(NGHTTP2_RST_STREAM == item->frame.hd.type);
CU_ASSERT(NGHTTP2_COMPRESSION_ERROR == item->frame.rst_stream.error_code);
nghttp2_bufs_free(&bufs);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
}
void test_nghttp2_session_recv_altsvc(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_frame frame;
nghttp2_ext_altsvc altsvc;
size_t protocol_id_len, host_len, origin_len;
uint8_t *protocol_id, *host, *origin;
uint8_t *data;
size_t datalen;
nghttp2_bufs bufs;
nghttp2_buf *buf;
ssize_t rv;
my_user_data ud;
nghttp2_outbound_item *item;
frame_pack_bufs_init(&bufs);
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.on_frame_recv_callback = on_frame_recv_callback;
protocol_id_len = strlen("h2");
host_len = strlen("h2.example.org");
origin_len = strlen("www.example.org");
datalen = protocol_id_len + host_len + origin_len;
data = malloc(datalen);
memcpy(data, "h2", protocol_id_len);
protocol_id = data;
memcpy(data + protocol_id_len, "h2.example.org", host_len);
host = data + protocol_id_len;
memcpy(data + protocol_id_len + host_len,
"http://www.example.org", origin_len);
origin = data + protocol_id_len + host_len;
frame.ext.payload = &altsvc;
nghttp2_frame_altsvc_init(&frame.ext, 1000000007, 1u << 31, 4000,
protocol_id, protocol_id_len,
host, host_len, origin, origin_len);
rv = nghttp2_frame_pack_altsvc(&bufs, &frame.ext);
CU_ASSERT(0 == rv);
CU_ASSERT(nghttp2_bufs_len(&bufs) > 0);
nghttp2_frame_altsvc_free(&frame.ext);
buf = &bufs.head->buf;
assert(nghttp2_bufs_len(&bufs) == nghttp2_buf_len(buf));
/* error if server receives ALTSVC */
nghttp2_session_server_new(&session, &callbacks, &ud);
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, buf->pos, nghttp2_buf_len(buf));
CU_ASSERT(rv == nghttp2_buf_len(buf));
CU_ASSERT(0 == ud.frame_recv_cb_called);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
nghttp2_session_del(session);
nghttp2_session_client_new(&session, &callbacks, &ud);
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, buf->pos, nghttp2_buf_len(buf));
CU_ASSERT(rv == nghttp2_buf_len(buf));
CU_ASSERT(1 == ud.frame_recv_cb_called);
CU_ASSERT(NGHTTP2_EXT_ALTSVC == ud.recv_frame_type);
/* premature payload */
nghttp2_put_uint32be(buf->pos, (8 << 8) + buf->pos[3]);
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, buf->pos, NGHTTP2_FRAME_HDLEN + 8);
CU_ASSERT(rv == NGHTTP2_FRAME_HDLEN + 8);
CU_ASSERT(0 == ud.frame_recv_cb_called);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
nghttp2_bufs_free(&bufs);
nghttp2_session_del(session);
}
void test_nghttp2_session_recv_unknown_frame(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
uint8_t data[16384];
size_t datalen;
nghttp2_frame_hd hd;
ssize_t rv;
nghttp2_frame_hd_init(&hd, 16000, 99, NGHTTP2_FLAG_NONE, 0);
nghttp2_frame_pack_frame_hd(data, &hd);
datalen = NGHTTP2_FRAME_HDLEN + hd.length;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.on_frame_recv_callback = on_frame_recv_callback;
nghttp2_session_server_new(&session, &callbacks, &ud);
ud.frame_recv_cb_called = 0;
/* Unknown frame must be ignored */
rv = nghttp2_session_mem_recv(session, data, datalen);
CU_ASSERT(rv == (ssize_t)datalen);
CU_ASSERT(0 == ud.frame_recv_cb_called);
CU_ASSERT(NULL == nghttp2_session_get_next_ob_item(session));
nghttp2_session_del(session);
}
void test_nghttp2_session_recv_unexpected_continuation(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
uint8_t data[16384];
size_t datalen;
nghttp2_frame_hd hd;
ssize_t rv;
nghttp2_outbound_item *item;
nghttp2_frame_hd_init(&hd, 16000, NGHTTP2_CONTINUATION,
NGHTTP2_FLAG_END_HEADERS, 1);
nghttp2_frame_pack_frame_hd(data, &hd);
datalen = NGHTTP2_FRAME_HDLEN + hd.length;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.on_frame_recv_callback = on_frame_recv_callback;
nghttp2_session_server_new(&session, &callbacks, &ud);
open_stream(session, 1);
ud.frame_recv_cb_called = 0;
/* unexpected CONTINUATION must be treated as connection error */
rv = nghttp2_session_mem_recv(session, data, datalen);
CU_ASSERT(rv == (ssize_t)datalen);
CU_ASSERT(0 == ud.frame_recv_cb_called);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
nghttp2_session_del(session);
}
void test_nghttp2_session_recv_settings_header_table_size(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_frame frame;
nghttp2_bufs bufs;
nghttp2_buf *buf;
ssize_t rv;
my_user_data ud;
nghttp2_settings_entry iv[3];
nghttp2_nv nv = MAKE_NV(":authority", "example.org");
frame_pack_bufs_init(&bufs);
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.on_frame_recv_callback = on_frame_recv_callback;
callbacks.send_callback = null_send_callback;
nghttp2_session_client_new(&session, &callbacks, &ud);
iv[0].settings_id = NGHTTP2_SETTINGS_HEADER_TABLE_SIZE;
iv[0].value = 3000;
iv[1].settings_id = NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE;
iv[1].value = 16384;
nghttp2_frame_settings_init(&frame.settings, NGHTTP2_FLAG_NONE,
dup_iv(iv, 2), 2);
rv = nghttp2_frame_pack_settings(&bufs, &frame.settings);
CU_ASSERT(0 == rv);
CU_ASSERT(nghttp2_bufs_len(&bufs) > 0);
nghttp2_frame_settings_free(&frame.settings);
buf = &bufs.head->buf;
assert(nghttp2_bufs_len(&bufs) == nghttp2_buf_len(buf));
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, buf->pos, nghttp2_buf_len(buf));
CU_ASSERT(rv == nghttp2_buf_len(buf));
CU_ASSERT(1 == ud.frame_recv_cb_called);
CU_ASSERT(3000 == session->remote_settings.header_table_size);
CU_ASSERT(16384 == session->remote_settings.initial_window_size);
nghttp2_bufs_reset(&bufs);
/* 2 SETTINGS_HEADER_TABLE_SIZE */
iv[0].settings_id = NGHTTP2_SETTINGS_HEADER_TABLE_SIZE;
iv[0].value = 3001;
iv[1].settings_id = NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE;
iv[1].value = 16383;
iv[2].settings_id = NGHTTP2_SETTINGS_HEADER_TABLE_SIZE;
iv[2].value = 3001;
nghttp2_frame_settings_init(&frame.settings, NGHTTP2_FLAG_NONE,
dup_iv(iv, 3), 3);
rv = nghttp2_frame_pack_settings(&bufs, &frame.settings);
CU_ASSERT(0 == rv);
CU_ASSERT(nghttp2_bufs_len(&bufs) > 0);
nghttp2_frame_settings_free(&frame.settings);
buf = &bufs.head->buf;
assert(nghttp2_bufs_len(&bufs) == nghttp2_buf_len(buf));
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, buf->pos, nghttp2_buf_len(buf));
CU_ASSERT(rv == nghttp2_buf_len(buf));
CU_ASSERT(1 == ud.frame_recv_cb_called);
CU_ASSERT(3001 == session->remote_settings.header_table_size);
CU_ASSERT(16383 == session->remote_settings.initial_window_size);
nghttp2_bufs_reset(&bufs);
/* 2 SETTINGS_HEADER_TABLE_SIZE; first entry clears dynamic header
table. */
nghttp2_submit_request(session, NULL, &nv, 1, NULL, NULL);
nghttp2_session_send(session);
CU_ASSERT(0 < session->hd_deflater.ctx.hd_table.len);
iv[0].settings_id = NGHTTP2_SETTINGS_HEADER_TABLE_SIZE;
iv[0].value = 0;
iv[1].settings_id = NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE;
iv[1].value = 16382;
iv[2].settings_id = NGHTTP2_SETTINGS_HEADER_TABLE_SIZE;
iv[2].value = 4096;
nghttp2_frame_settings_init(&frame.settings, NGHTTP2_FLAG_NONE,
dup_iv(iv, 3), 3);
rv = nghttp2_frame_pack_settings(&bufs, &frame.settings);
CU_ASSERT(0 == rv);
CU_ASSERT(nghttp2_bufs_len(&bufs) > 0);
nghttp2_frame_settings_free(&frame.settings);
buf = &bufs.head->buf;
assert(nghttp2_bufs_len(&bufs) == nghttp2_buf_len(buf));
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, buf->pos, nghttp2_buf_len(buf));
CU_ASSERT(rv == nghttp2_buf_len(buf));
CU_ASSERT(1 == ud.frame_recv_cb_called);
CU_ASSERT(4096 == session->remote_settings.header_table_size);
CU_ASSERT(16382 == session->remote_settings.initial_window_size);
CU_ASSERT(0 == session->hd_deflater.ctx.hd_table.len);
nghttp2_bufs_reset(&bufs);
/* 2 SETTINGS_HEADER_TABLE_SIZE; second entry clears dynamic header
table. */
nghttp2_submit_request(session, NULL, &nv, 1, NULL, NULL);
nghttp2_session_send(session);
CU_ASSERT(0 < session->hd_deflater.ctx.hd_table.len);
iv[0].settings_id = NGHTTP2_SETTINGS_HEADER_TABLE_SIZE;
iv[0].value = 3000;
iv[1].settings_id = NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE;
iv[1].value = 16381;
iv[2].settings_id = NGHTTP2_SETTINGS_HEADER_TABLE_SIZE;
iv[2].value = 0;
nghttp2_frame_settings_init(&frame.settings, NGHTTP2_FLAG_NONE,
dup_iv(iv, 3), 3);
rv = nghttp2_frame_pack_settings(&bufs, &frame.settings);
CU_ASSERT(0 == rv);
CU_ASSERT(nghttp2_bufs_len(&bufs) > 0);
nghttp2_frame_settings_free(&frame.settings);
buf = &bufs.head->buf;
assert(nghttp2_bufs_len(&bufs) == nghttp2_buf_len(buf));
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, buf->pos, nghttp2_buf_len(buf));
CU_ASSERT(rv == nghttp2_buf_len(buf));
CU_ASSERT(1 == ud.frame_recv_cb_called);
CU_ASSERT(0 == session->remote_settings.header_table_size);
CU_ASSERT(16381 == session->remote_settings.initial_window_size);
CU_ASSERT(0 == session->hd_deflater.ctx.hd_table.len);
nghttp2_bufs_reset(&bufs);
nghttp2_bufs_free(&bufs);
nghttp2_session_del(session);
}
void test_nghttp2_session_recv_too_large_frame_length(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
uint8_t buf[NGHTTP2_FRAME_HDLEN];
nghttp2_outbound_item *item;
nghttp2_frame_hd hd;
/* Initial max frame size is NGHTTP2_MAX_FRAME_SIZE_MIN */
nghttp2_frame_hd_init(&hd, NGHTTP2_MAX_FRAME_SIZE_MIN + 1,
NGHTTP2_HEADERS, NGHTTP2_FLAG_NONE, 1);
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
nghttp2_session_server_new(&session, &callbacks, NULL);
nghttp2_frame_pack_frame_hd(buf, &hd);
CU_ASSERT(sizeof(buf) ==
nghttp2_session_mem_recv(session, buf, sizeof(buf)));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(item != NULL);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
nghttp2_session_del(session);
}
void test_nghttp2_session_continue(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data user_data;
const nghttp2_nv nv1[] = {
MAKE_NV(":method", "GET"),
MAKE_NV(":path", "/")
};
const nghttp2_nv nv2[] = {
MAKE_NV("user-agent", "nghttp2/1.0.0"),
MAKE_NV("alpha", "bravo")
};
nghttp2_bufs bufs;
nghttp2_buf *buf;
size_t framelen1, framelen2;
ssize_t rv;
uint8_t buffer[4096];
nghttp2_buf databuf;
nghttp2_frame frame;
nghttp2_nv *nva;
ssize_t nvlen;
const nghttp2_frame *recv_frame;
nghttp2_frame_hd data_hd;
nghttp2_hd_deflater deflater;
frame_pack_bufs_init(&bufs);
nghttp2_buf_wrap_init(&databuf, buffer, sizeof(buffer));
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_frame_recv_callback = on_frame_recv_callback;
callbacks.on_data_chunk_recv_callback = pause_on_data_chunk_recv_callback;
callbacks.on_header_callback = pause_on_header_callback;
callbacks.on_begin_headers_callback = on_begin_headers_callback;
nghttp2_session_server_new(&session, &callbacks, &user_data);
nghttp2_hd_deflate_init(&deflater);
/* Make 2 HEADERS frames */
nvlen = ARRLEN(nv1);
nghttp2_nv_array_copy(&nva, nv1, nvlen);
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 1,
NGHTTP2_HCAT_HEADERS, NULL, nva, nvlen);
rv = nghttp2_frame_pack_headers(&bufs, &frame.headers, &deflater);
CU_ASSERT(0 == rv);
CU_ASSERT(nghttp2_bufs_len(&bufs) > 0);
nghttp2_frame_headers_free(&frame.headers);
buf = &bufs.head->buf;
assert(nghttp2_bufs_len(&bufs) == nghttp2_buf_len(buf));
framelen1 = nghttp2_buf_len(buf);
databuf.last = nghttp2_cpymem(databuf.last, buf->pos, nghttp2_buf_len(buf));
nvlen = ARRLEN(nv2);
nghttp2_nv_array_copy(&nva, nv2, nvlen);
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 3,
NGHTTP2_HCAT_HEADERS, NULL, nva, nvlen);
nghttp2_bufs_reset(&bufs);
rv = nghttp2_frame_pack_headers(&bufs, &frame.headers, &deflater);
CU_ASSERT(0 == rv);
CU_ASSERT(nghttp2_bufs_len(&bufs) > 0);
nghttp2_frame_headers_free(&frame.headers);
assert(nghttp2_bufs_len(&bufs) == nghttp2_buf_len(buf));
framelen2 = nghttp2_buf_len(buf);
databuf.last = nghttp2_cpymem(databuf.last, buf->pos, nghttp2_buf_len(buf));
/* Receive 1st HEADERS and pause */
user_data.begin_headers_cb_called = 0;
user_data.header_cb_called = 0;
rv = nghttp2_session_mem_recv(session,
databuf.pos, nghttp2_buf_len(&databuf));
CU_ASSERT(rv >= 0);
databuf.pos += rv;
recv_frame = user_data.frame;
CU_ASSERT(NGHTTP2_HEADERS == recv_frame->hd.type);
CU_ASSERT(framelen1 - NGHTTP2_FRAME_HDLEN == recv_frame->hd.length);
CU_ASSERT(1 == user_data.begin_headers_cb_called);
CU_ASSERT(1 == user_data.header_cb_called);
CU_ASSERT(nghttp2_nv_equal(&nv1[0], &user_data.nv));
/* get 2nd header field */
user_data.begin_headers_cb_called = 0;
user_data.header_cb_called = 0;
rv = nghttp2_session_mem_recv(session,
databuf.pos, nghttp2_buf_len(&databuf));
CU_ASSERT(rv >= 0);
databuf.pos += rv;
CU_ASSERT(0 == user_data.begin_headers_cb_called);
CU_ASSERT(1 == user_data.header_cb_called);
CU_ASSERT(nghttp2_nv_equal(&nv1[1], &user_data.nv));
/* will call end_headers_callback and receive 2nd HEADERS and pause */
user_data.begin_headers_cb_called = 0;
user_data.header_cb_called = 0;
rv = nghttp2_session_mem_recv(session,
databuf.pos, nghttp2_buf_len(&databuf));
CU_ASSERT(rv >= 0);
databuf.pos += rv;
recv_frame = user_data.frame;
CU_ASSERT(NGHTTP2_HEADERS == recv_frame->hd.type);
CU_ASSERT(framelen2 - NGHTTP2_FRAME_HDLEN == recv_frame->hd.length);
CU_ASSERT(1 == user_data.begin_headers_cb_called);
CU_ASSERT(1 == user_data.header_cb_called);
CU_ASSERT(nghttp2_nv_equal(&nv2[0], &user_data.nv));
/* get 2nd header field */
user_data.begin_headers_cb_called = 0;
user_data.header_cb_called = 0;
rv = nghttp2_session_mem_recv(session,
databuf.pos, nghttp2_buf_len(&databuf));
CU_ASSERT(rv >= 0);
databuf.pos += rv;
CU_ASSERT(0 == user_data.begin_headers_cb_called);
CU_ASSERT(1 == user_data.header_cb_called);
CU_ASSERT(nghttp2_nv_equal(&nv2[1], &user_data.nv));
/* No input data, frame_recv_callback is called */
user_data.begin_headers_cb_called = 0;
user_data.header_cb_called = 0;
user_data.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session,
databuf.pos, nghttp2_buf_len(&databuf));
CU_ASSERT(rv >= 0);
databuf.pos += rv;
CU_ASSERT(0 == user_data.begin_headers_cb_called);
CU_ASSERT(0 == user_data.header_cb_called);
CU_ASSERT(1 == user_data.frame_recv_cb_called);
/* Receive DATA */
nghttp2_frame_hd_init(&data_hd, 16, NGHTTP2_DATA, NGHTTP2_FLAG_NONE, 1);
nghttp2_buf_reset(&databuf);
nghttp2_frame_pack_frame_hd(databuf.pos, &data_hd);
/* Intentionally specify larger buffer size to see pause is kicked
in. */
databuf.last = databuf.end;
user_data.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session,
databuf.pos, nghttp2_buf_len(&databuf));
CU_ASSERT(16 + NGHTTP2_FRAME_HDLEN == rv);
CU_ASSERT(0 == user_data.frame_recv_cb_called);
/* Next nghttp2_session_mem_recv invokes on_frame_recv_callback and
pause again in on_data_chunk_recv_callback since we pass same
DATA frame. */
user_data.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session,
databuf.pos, nghttp2_buf_len(&databuf));
CU_ASSERT(16 + NGHTTP2_FRAME_HDLEN == rv);
CU_ASSERT(1 == user_data.frame_recv_cb_called);
/* And finally call on_frame_recv_callback with 0 size input */
user_data.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, NULL, 0);
CU_ASSERT(0 == rv);
CU_ASSERT(1 == user_data.frame_recv_cb_called);
nghttp2_bufs_free(&bufs);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
}
void test_nghttp2_session_add_frame(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
accumulator acc;
my_user_data user_data;
const nghttp2_nv nv[] = {
MAKE_NV("method", "GET"),
MAKE_NV("scheme", "https"),
MAKE_NV("url", "/"),
MAKE_NV("version", "HTTP/1.1")
};
nghttp2_outbound_item *item;
nghttp2_frame *frame;
nghttp2_nv *nva;
ssize_t nvlen;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = accumulator_send_callback;
acc.length = 0;
user_data.acc = &acc;
CU_ASSERT(0 == nghttp2_session_client_new(&session, &callbacks, &user_data));
item = malloc(sizeof(nghttp2_outbound_item));
nghttp2_session_outbound_item_init(session, item);
frame = &item->frame;
nvlen = ARRLEN(nv);
nghttp2_nv_array_copy(&nva, nv, nvlen);
nghttp2_frame_headers_init(&frame->headers,
NGHTTP2_FLAG_END_HEADERS | NGHTTP2_FLAG_PRIORITY,
session->next_stream_id,
NGHTTP2_HCAT_REQUEST, NULL, nva, nvlen);
session->next_stream_id += 2;
CU_ASSERT(0 == nghttp2_session_add_item(session, item));
CU_ASSERT(0 == nghttp2_pq_empty(&session->ob_ss_pq));
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(NGHTTP2_HEADERS == acc.buf[3]);
CU_ASSERT((NGHTTP2_FLAG_END_HEADERS | NGHTTP2_FLAG_PRIORITY) ==
acc.buf[4]);
/* check stream id */
CU_ASSERT(1 == nghttp2_get_uint32(&acc.buf[5]));
nghttp2_session_del(session);
}
void test_nghttp2_session_on_request_headers_received(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data user_data;
nghttp2_frame frame;
nghttp2_stream *stream;
int32_t stream_id = 1;
nghttp2_nv malformed_nva[] = { MAKE_NV(":path", "\x01") };
nghttp2_nv *nva;
size_t nvlen;
nghttp2_priority_spec pri_spec;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.on_begin_headers_callback = on_begin_headers_callback;
callbacks.on_invalid_frame_recv_callback = on_invalid_frame_recv_callback;
nghttp2_session_server_new(&session, &callbacks, &user_data);
nghttp2_priority_spec_init(&pri_spec, 0, 255, 0);
nghttp2_frame_headers_init(&frame.headers,
NGHTTP2_FLAG_END_HEADERS | NGHTTP2_FLAG_PRIORITY,
stream_id, NGHTTP2_HCAT_REQUEST, &pri_spec,
NULL, 0);
user_data.begin_headers_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_on_request_headers_received(session, &frame));
CU_ASSERT(1 == user_data.begin_headers_cb_called);
stream = nghttp2_session_get_stream(session, stream_id);
CU_ASSERT(NGHTTP2_STREAM_OPENING == stream->state);
CU_ASSERT(255 == stream->weight);
nghttp2_frame_headers_free(&frame.headers);
/* More than un-ACKed max concurrent streams leads REFUSED_STREAM */
session->pending_local_max_concurrent_stream = 1;
nghttp2_frame_headers_init(&frame.headers,
NGHTTP2_FLAG_END_HEADERS |
NGHTTP2_FLAG_PRIORITY,
3, NGHTTP2_HCAT_HEADERS, NULL, NULL, 0);
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_request_headers_received(session, &frame));
CU_ASSERT(1 == user_data.invalid_frame_recv_cb_called);
CU_ASSERT(0 == (session->goaway_flags & NGHTTP2_GOAWAY_FAIL_ON_SEND));
nghttp2_frame_headers_free(&frame.headers);
session->local_settings.max_concurrent_streams =
NGHTTP2_INITIAL_MAX_CONCURRENT_STREAMS;
/* Stream ID less than or equal to the previouly received request
HEADERS leads to connection error */
nghttp2_frame_headers_init(&frame.headers,
NGHTTP2_FLAG_END_HEADERS |
NGHTTP2_FLAG_PRIORITY,
3, NGHTTP2_HCAT_HEADERS, NULL, NULL, 0);
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_request_headers_received(session, &frame));
CU_ASSERT(1 == user_data.invalid_frame_recv_cb_called);
CU_ASSERT(session->goaway_flags & NGHTTP2_GOAWAY_FAIL_ON_SEND);
nghttp2_frame_headers_free(&frame.headers);
nghttp2_session_del(session);
/* Check malformed headers. The library accept it. */
nghttp2_session_server_new(&session, &callbacks, &user_data);
nvlen = ARRLEN(malformed_nva);
nghttp2_nv_array_copy(&nva, malformed_nva, nvlen);
nghttp2_frame_headers_init(&frame.headers,
NGHTTP2_FLAG_END_HEADERS | NGHTTP2_FLAG_PRIORITY,
1, NGHTTP2_HCAT_HEADERS, NULL, nva, nvlen);
user_data.begin_headers_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_on_request_headers_received(session, &frame));
CU_ASSERT(1 == user_data.begin_headers_cb_called);
CU_ASSERT(0 == user_data.invalid_frame_recv_cb_called);
nghttp2_frame_headers_free(&frame.headers);
nghttp2_session_del(session);
}
void test_nghttp2_session_on_response_headers_received(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data user_data;
nghttp2_frame frame;
nghttp2_stream *stream;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.on_begin_headers_callback = on_begin_headers_callback;
callbacks.on_invalid_frame_recv_callback = on_invalid_frame_recv_callback;
nghttp2_session_client_new(&session, &callbacks, &user_data);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 1,
NGHTTP2_HCAT_HEADERS, NULL, NULL, 0);
user_data.begin_headers_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_on_response_headers_received
(session, &frame, stream));
CU_ASSERT(1 == user_data.begin_headers_cb_called);
CU_ASSERT(NGHTTP2_STREAM_OPENED == stream->state);
nghttp2_frame_headers_free(&frame.headers);
nghttp2_session_del(session);
}
void test_nghttp2_session_on_headers_received(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data user_data;
nghttp2_frame frame;
nghttp2_stream *stream;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.on_begin_headers_callback = on_begin_headers_callback;
callbacks.on_invalid_frame_recv_callback = on_invalid_frame_recv_callback;
nghttp2_session_client_new(&session, &callbacks, &user_data);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENED, NULL);
nghttp2_stream_shutdown(stream, NGHTTP2_SHUT_WR);
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 1,
NGHTTP2_HCAT_HEADERS, NULL, NULL, 0);
user_data.begin_headers_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_on_headers_received(session, &frame, stream));
CU_ASSERT(1 == user_data.begin_headers_cb_called);
CU_ASSERT(NGHTTP2_STREAM_OPENED == stream->state);
/* stream closed */
frame.hd.flags |= NGHTTP2_FLAG_END_STREAM;
CU_ASSERT(0 == nghttp2_session_on_headers_received(session, &frame, stream));
CU_ASSERT(2 == user_data.begin_headers_cb_called);
/* Check to see when NGHTTP2_STREAM_CLOSING, incoming HEADERS is
discarded. */
stream = nghttp2_session_open_stream(session, 3, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_CLOSING, NULL);
frame.hd.stream_id = 3;
frame.hd.flags = NGHTTP2_FLAG_END_HEADERS;
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_headers_received(session, &frame, stream));
/* See no counters are updated */
CU_ASSERT(2 == user_data.begin_headers_cb_called);
CU_ASSERT(0 == user_data.invalid_frame_recv_cb_called);
/* Server initiated stream */
stream = nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
/* half closed (remote) */
frame.hd.flags = NGHTTP2_FLAG_END_HEADERS | NGHTTP2_FLAG_END_STREAM;
frame.hd.stream_id = 2;
CU_ASSERT(0 == nghttp2_session_on_headers_received(session, &frame, stream));
CU_ASSERT(3 == user_data.begin_headers_cb_called);
CU_ASSERT(NGHTTP2_STREAM_OPENING == stream->state);
nghttp2_stream_shutdown(stream, NGHTTP2_SHUT_RD);
/* Further reception of HEADERS is subject to stream error */
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_headers_received(session, &frame, stream));
CU_ASSERT(1 == user_data.invalid_frame_recv_cb_called);
nghttp2_frame_headers_free(&frame.headers);
nghttp2_session_del(session);
}
void test_nghttp2_session_on_push_response_headers_received(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data user_data;
nghttp2_frame frame;
nghttp2_stream *stream;
nghttp2_outbound_item *item;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_begin_headers_callback = on_begin_headers_callback;
callbacks.on_invalid_frame_recv_callback = on_invalid_frame_recv_callback;
nghttp2_session_client_new(&session, &callbacks, &user_data);
stream = nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_RESERVED, NULL);
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 2,
NGHTTP2_HCAT_HEADERS, NULL, NULL, 0);
/* nghttp2_session_on_push_response_headers_received assumes
stream's state is NGHTTP2_STREAM_RESERVED and session->server is
0. */
user_data.begin_headers_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_on_push_response_headers_received
(session, &frame, stream));
CU_ASSERT(1 == user_data.begin_headers_cb_called);
CU_ASSERT(NGHTTP2_STREAM_OPENED == stream->state);
CU_ASSERT(1 == session->num_incoming_streams);
/* If un-ACKed max concurrent streams limit is exceeded,
RST_STREAMed */
session->pending_local_max_concurrent_stream = 1;
stream = nghttp2_session_open_stream(session, 4, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_RESERVED, NULL);
frame.hd.stream_id = 4;
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_push_response_headers_received
(session, &frame, stream));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_RST_STREAM == item->frame.hd.type);
CU_ASSERT(NGHTTP2_REFUSED_STREAM == item->frame.rst_stream.error_code);
CU_ASSERT(1 == session->num_incoming_streams);
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == session->num_incoming_streams);
/* If ACKed max concurrent streams limit is exceeded, GOAWAY is
issued */
session->local_settings.max_concurrent_streams = 1;
stream = nghttp2_session_open_stream(session, 6, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_RESERVED, NULL);
frame.hd.stream_id = 6;
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_push_response_headers_received
(session, &frame, stream));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
CU_ASSERT(NGHTTP2_ENHANCE_YOUR_CALM == item->frame.goaway.error_code);
CU_ASSERT(1 == session->num_incoming_streams);
nghttp2_frame_headers_free(&frame.headers);
nghttp2_session_del(session);
}
void test_nghttp2_session_on_priority_received(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data user_data;
nghttp2_frame frame;
nghttp2_stream *stream, *dep_stream;
nghttp2_priority_spec pri_spec;
nghttp2_outbound_item *item;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.on_frame_recv_callback = on_frame_recv_callback;
callbacks.on_invalid_frame_recv_callback = on_invalid_frame_recv_callback;
nghttp2_session_server_new(&session, &callbacks, &user_data);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
nghttp2_priority_spec_init(&pri_spec, 0, 2, 0);
nghttp2_frame_priority_init(&frame.priority, 1, &pri_spec);
/* non-push and initiated by remote peer */
CU_ASSERT(0 == nghttp2_session_on_priority_received(session, &frame));
CU_ASSERT(2 == stream->weight);
/* push and initiated by remote peer: no update */
stream->flags = NGHTTP2_STREAM_FLAG_PUSH;
frame.priority.pri_spec.weight = 3;
CU_ASSERT(0 == nghttp2_session_on_priority_received(session, &frame));
CU_ASSERT(2 == stream->weight);
stream = nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
dep_stream = nghttp2_session_open_stream(session, 3,
NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
frame.hd.stream_id = 2;
/* non-push and initiated by local peer: no update */
CU_ASSERT(0 == nghttp2_session_on_priority_received(session, &frame));
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == stream->weight);
/* push and initiated by local peer */
stream->flags = NGHTTP2_STREAM_FLAG_PUSH;
nghttp2_priority_spec_init(&frame.priority.pri_spec, 3, 1, 0);
CU_ASSERT(0 == nghttp2_session_on_priority_received(session, &frame));
CU_ASSERT(dep_stream == stream->dep_prev);
nghttp2_frame_priority_free(&frame.priority);
nghttp2_session_del(session);
/* Check that receiving PRIORITY in reserved(remote) is error */
nghttp2_session_server_new(&session, &callbacks, &user_data);
nghttp2_session_open_stream(session, 3, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_RESERVED, NULL);
nghttp2_frame_priority_init(&frame.priority, 3, &pri_spec_default);
user_data.frame_recv_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_on_priority_received(session, &frame));
CU_ASSERT(0 == user_data.frame_recv_cb_called);
CU_ASSERT(1 == user_data.invalid_frame_recv_cb_called);
nghttp2_frame_priority_free(&frame.priority);
nghttp2_session_del(session);
/* Check dep_stream_id == stream_id case */
nghttp2_session_server_new(&session, &callbacks, &user_data);
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENED, NULL);
nghttp2_priority_spec_init(&pri_spec, 1, 0, 0);
nghttp2_frame_priority_init(&frame.priority, 1, &pri_spec);
CU_ASSERT(0 == nghttp2_session_on_priority_received(session, &frame));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
nghttp2_frame_priority_free(&frame.priority);
nghttp2_session_del(session);
}
void test_nghttp2_session_on_rst_stream_received(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data user_data;
nghttp2_frame frame;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
nghttp2_session_server_new(&session, &callbacks, &user_data);
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
nghttp2_frame_rst_stream_init(&frame.rst_stream, 1, NGHTTP2_PROTOCOL_ERROR);
CU_ASSERT(0 == nghttp2_session_on_rst_stream_received(session, &frame));
CU_ASSERT(NULL == nghttp2_session_get_stream(session, 1));
nghttp2_frame_rst_stream_free(&frame.rst_stream);
nghttp2_session_del(session);
}
void test_nghttp2_session_on_settings_received(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data user_data;
nghttp2_stream *stream1, *stream2;
nghttp2_frame frame;
const size_t niv = 5;
nghttp2_settings_entry iv[255];
nghttp2_outbound_item *item;
nghttp2_nv nv = MAKE_NV(":authority", "example.org");
iv[0].settings_id = NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS;
iv[0].value = 50;
iv[1].settings_id = NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS;
iv[1].value = 1000000009;
iv[2].settings_id = NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE;
iv[2].value = 64*1024;
iv[3].settings_id = NGHTTP2_SETTINGS_HEADER_TABLE_SIZE;
iv[3].value = 1024;
iv[4].settings_id = NGHTTP2_SETTINGS_ENABLE_PUSH;
iv[4].value = 0;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_client_new(&session, &callbacks, &user_data);
session->remote_settings.initial_window_size = 16*1024;
stream1 = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
stream2 = nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
/* Set window size for each streams and will see how settings
updates these values */
stream1->remote_window_size = 16*1024;
stream2->remote_window_size = -48*1024;
nghttp2_frame_settings_init(&frame.settings, NGHTTP2_FLAG_NONE,
dup_iv(iv, niv), niv);
CU_ASSERT(0 == nghttp2_session_on_settings_received(session, &frame, 0));
CU_ASSERT(1000000009 == session->remote_settings.max_concurrent_streams);
CU_ASSERT(64*1024 == session->remote_settings.initial_window_size);
CU_ASSERT(1024 == session->remote_settings.header_table_size);
CU_ASSERT(0 == session->remote_settings.enable_push);
CU_ASSERT(64*1024 == stream1->remote_window_size);
CU_ASSERT(0 == stream2->remote_window_size);
frame.settings.iv[2].value = 16*1024;
CU_ASSERT(0 == nghttp2_session_on_settings_received(session, &frame, 0));
CU_ASSERT(16*1024 == stream1->remote_window_size);
CU_ASSERT(-48*1024 == stream2->remote_window_size);
CU_ASSERT(16*1024 ==
nghttp2_session_get_stream_remote_window_size(session,
stream1->stream_id));
CU_ASSERT(0 ==
nghttp2_session_get_stream_remote_window_size(session,
stream2->stream_id));
nghttp2_frame_settings_free(&frame.settings);
nghttp2_session_del(session);
/* Check ACK with niv > 0 */
nghttp2_session_server_new(&session, &callbacks, NULL);
nghttp2_frame_settings_init(&frame.settings, NGHTTP2_FLAG_ACK,
dup_iv(iv, 1), 1);
/* Specify inflight_iv deliberately */
session->inflight_iv = frame.settings.iv;
session->inflight_niv = frame.settings.niv;
CU_ASSERT(0 == nghttp2_session_on_settings_received(session, &frame, 0));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(item != NULL);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
session->inflight_iv = NULL;
session->inflight_niv = -1;
nghttp2_frame_settings_free(&frame.settings);
nghttp2_session_del(session);
/* Check ACK against no inflight SETTINGS */
nghttp2_session_server_new(&session, &callbacks, NULL);
nghttp2_frame_settings_init(&frame.settings, NGHTTP2_FLAG_ACK, NULL, 0);
CU_ASSERT(0 == nghttp2_session_on_settings_received(session, &frame, 0));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(item != NULL);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
nghttp2_frame_settings_free(&frame.settings);
nghttp2_session_del(session);
/* Check that 2 SETTINGS_HEADER_TABLE_SIZE 0 and 4096 are included
and header table size is once cleared to 0. */
nghttp2_session_client_new(&session, &callbacks, NULL);
nghttp2_submit_request(session, NULL, &nv, 1, NULL, NULL);
nghttp2_session_send(session);
CU_ASSERT(session->hd_deflater.ctx.hd_table.len > 0);
iv[0].settings_id = NGHTTP2_SETTINGS_HEADER_TABLE_SIZE;
iv[0].value = 0;
iv[1].settings_id = NGHTTP2_SETTINGS_HEADER_TABLE_SIZE;
iv[1].value = 2048;
nghttp2_frame_settings_init(&frame.settings, NGHTTP2_FLAG_NONE,
dup_iv(iv, 2), 2);
CU_ASSERT(0 == nghttp2_session_on_settings_received(session, &frame, 0));
CU_ASSERT(0 == session->hd_deflater.ctx.hd_table.len);
CU_ASSERT(2048 == session->hd_deflater.ctx.hd_table_bufsize_max);
CU_ASSERT(2048 == session->remote_settings.header_table_size);
nghttp2_frame_settings_free(&frame.settings);
nghttp2_session_del(session);
/* Check too large SETTINGS_MAX_FRAME_SIZE */
nghttp2_session_server_new(&session, &callbacks, NULL);
iv[0].settings_id = NGHTTP2_SETTINGS_MAX_FRAME_SIZE;
iv[0].value = NGHTTP2_MAX_FRAME_SIZE_MAX + 1;
nghttp2_frame_settings_init(&frame.settings, NGHTTP2_FLAG_NONE,
dup_iv(iv, 1), 1);
CU_ASSERT(0 == nghttp2_session_on_settings_received(session, &frame, 0));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(item != NULL);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
nghttp2_frame_settings_free(&frame.settings);
nghttp2_session_del(session);
}
void test_nghttp2_session_on_push_promise_received(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data user_data;
nghttp2_frame frame;
nghttp2_stream *stream, *promised_stream;
nghttp2_outbound_item *item;
nghttp2_nv malformed_nva[] = { MAKE_NV(":path", "\x01") };
nghttp2_nv *nva;
size_t nvlen;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_begin_headers_callback = on_begin_headers_callback;
callbacks.on_invalid_frame_recv_callback = on_invalid_frame_recv_callback;
nghttp2_session_client_new(&session, &callbacks, &user_data);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
nghttp2_frame_push_promise_init(&frame.push_promise,
NGHTTP2_FLAG_END_HEADERS, 1, 2,
NULL, 0);
user_data.begin_headers_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_on_push_promise_received(session, &frame));
CU_ASSERT(1 == user_data.begin_headers_cb_called);
promised_stream = nghttp2_session_get_stream(session, 2);
CU_ASSERT(NGHTTP2_STREAM_RESERVED == promised_stream->state);
CU_ASSERT(2 == session->last_recv_stream_id);
/* Attempt to PUSH_PROMISE against half close (remote) */
nghttp2_stream_shutdown(stream, NGHTTP2_SHUT_RD);
frame.push_promise.promised_stream_id = 4;
user_data.begin_headers_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_push_promise_received(session, &frame));
CU_ASSERT(0 == user_data.begin_headers_cb_called);
CU_ASSERT(1 == user_data.invalid_frame_recv_cb_called);
CU_ASSERT(NULL == nghttp2_session_get_stream(session, 4));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_RST_STREAM == item->frame.hd.type);
CU_ASSERT(4 == item->frame.hd.stream_id);
CU_ASSERT(NGHTTP2_PROTOCOL_ERROR == item->frame.rst_stream.error_code);
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(4 == session->last_recv_stream_id);
/* Attempt to PUSH_PROMISE against stream in closing state */
stream->shut_flags = NGHTTP2_SHUT_NONE;
stream->state = NGHTTP2_STREAM_CLOSING;
frame.push_promise.promised_stream_id = 6;
user_data.begin_headers_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_push_promise_received(session, &frame));
CU_ASSERT(0 == user_data.begin_headers_cb_called);
CU_ASSERT(NULL == nghttp2_session_get_stream(session, 6));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_RST_STREAM == item->frame.hd.type);
CU_ASSERT(6 == item->frame.hd.stream_id);
CU_ASSERT(NGHTTP2_REFUSED_STREAM == item->frame.rst_stream.error_code);
CU_ASSERT(0 == nghttp2_session_send(session));
/* Attempt to PUSH_PROMISE against non-existent stream */
frame.hd.stream_id = 3;
frame.push_promise.promised_stream_id = 8;
user_data.begin_headers_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_push_promise_received(session, &frame));
CU_ASSERT(0 == user_data.begin_headers_cb_called);
CU_ASSERT(NULL == nghttp2_session_get_stream(session, 8));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
CU_ASSERT(0 == item->frame.hd.stream_id);
CU_ASSERT(NGHTTP2_PROTOCOL_ERROR == item->frame.goaway.error_code);
CU_ASSERT(0 == nghttp2_session_send(session));
nghttp2_session_del(session);
nghttp2_session_client_new(&session, &callbacks, &user_data);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
/* Same ID twice */
stream->state = NGHTTP2_STREAM_OPENING;
user_data.begin_headers_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_push_promise_received(session, &frame));
CU_ASSERT(0 == user_data.begin_headers_cb_called);
CU_ASSERT(NULL == nghttp2_session_get_stream(session, 8));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
CU_ASSERT(NGHTTP2_PROTOCOL_ERROR == item->frame.goaway.error_code);
CU_ASSERT(0 == nghttp2_session_send(session));
/* After GOAWAY, PUSH_PROMISE will be discarded */
frame.push_promise.promised_stream_id = 10;
user_data.begin_headers_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_push_promise_received(session, &frame));
CU_ASSERT(0 == user_data.begin_headers_cb_called);
CU_ASSERT(NULL == nghttp2_session_get_stream(session, 10));
CU_ASSERT(NULL == nghttp2_session_get_next_ob_item(session));
nghttp2_frame_push_promise_free(&frame.push_promise);
nghttp2_session_del(session);
nghttp2_session_client_new(&session, &callbacks, &user_data);
stream = nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_RESERVED, NULL);
/* Attempt to PUSH_PROMISE against reserved (remote) stream */
nghttp2_frame_push_promise_init(&frame.push_promise,
NGHTTP2_FLAG_END_HEADERS, 2, 4,
NULL, 0);
user_data.begin_headers_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_push_promise_received(session, &frame));
CU_ASSERT(0 == user_data.begin_headers_cb_called);
CU_ASSERT(1 == user_data.invalid_frame_recv_cb_called);
nghttp2_frame_push_promise_free(&frame.push_promise);
nghttp2_session_del(session);
/* Disable PUSH */
nghttp2_session_client_new(&session, &callbacks, &user_data);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
session->local_settings.enable_push = 0;
nghttp2_frame_push_promise_init(&frame.push_promise,
NGHTTP2_FLAG_END_HEADERS, 1, 2,
NULL, 0);
user_data.begin_headers_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_push_promise_received(session, &frame));
CU_ASSERT(0 == user_data.begin_headers_cb_called);
CU_ASSERT(1 == user_data.invalid_frame_recv_cb_called);
nghttp2_frame_push_promise_free(&frame.push_promise);
nghttp2_session_del(session);
/* Check malformed headers. We accept malformed headers */
nghttp2_session_client_new(&session, &callbacks, &user_data);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
nvlen = ARRLEN(malformed_nva);
nghttp2_nv_array_copy(&nva, malformed_nva, nvlen);
nghttp2_frame_push_promise_init(&frame.push_promise,
NGHTTP2_FLAG_END_HEADERS, 1, 2,
nva, nvlen);
user_data.begin_headers_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_on_push_promise_received(session, &frame));
CU_ASSERT(1 == user_data.begin_headers_cb_called);
CU_ASSERT(0 == user_data.invalid_frame_recv_cb_called);
nghttp2_frame_push_promise_free(&frame.push_promise);
nghttp2_session_del(session);
}
void test_nghttp2_session_on_ping_received(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data user_data;
nghttp2_frame frame;
nghttp2_outbound_item *top;
const uint8_t opaque_data[] = "01234567";
user_data.frame_recv_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.on_frame_recv_callback = on_frame_recv_callback;
callbacks.on_invalid_frame_recv_callback = on_invalid_frame_recv_callback;
nghttp2_session_client_new(&session, &callbacks, &user_data);
nghttp2_frame_ping_init(&frame.ping, NGHTTP2_FLAG_ACK, opaque_data);
CU_ASSERT(0 == nghttp2_session_on_ping_received(session, &frame));
CU_ASSERT(1 == user_data.frame_recv_cb_called);
/* Since this ping frame has PONG flag set, no further action is
performed. */
CU_ASSERT(NULL == nghttp2_session_get_ob_pq_top(session));
/* Clear the flag, and receive it again */
frame.hd.flags = NGHTTP2_FLAG_NONE;
CU_ASSERT(0 == nghttp2_session_on_ping_received(session, &frame));
CU_ASSERT(2 == user_data.frame_recv_cb_called);
top = nghttp2_session_get_ob_pq_top(session);
CU_ASSERT(NGHTTP2_PING == top->frame.hd.type);
CU_ASSERT(NGHTTP2_FLAG_ACK == top->frame.hd.flags);
CU_ASSERT(memcmp(opaque_data, top->frame.ping.opaque_data, 8) == 0);
nghttp2_frame_ping_free(&frame.ping);
nghttp2_session_del(session);
}
void test_nghttp2_session_on_goaway_received(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data user_data;
nghttp2_frame frame;
user_data.frame_recv_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.on_frame_recv_callback = on_frame_recv_callback;
callbacks.on_invalid_frame_recv_callback = on_invalid_frame_recv_callback;
nghttp2_session_client_new(&session, &callbacks, &user_data);
nghttp2_frame_goaway_init(&frame.goaway, 1, NGHTTP2_PROTOCOL_ERROR, NULL, 0);
CU_ASSERT(0 == nghttp2_session_on_goaway_received(session, &frame));
CU_ASSERT(1 == user_data.frame_recv_cb_called);
CU_ASSERT(session->goaway_flags == NGHTTP2_GOAWAY_RECV);
nghttp2_frame_goaway_free(&frame.goaway);
nghttp2_session_del(session);
}
void test_nghttp2_session_on_window_update_received(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data user_data;
nghttp2_frame frame;
nghttp2_stream *stream;
nghttp2_outbound_item *data_item;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.on_frame_recv_callback = on_frame_recv_callback;
callbacks.on_invalid_frame_recv_callback = on_invalid_frame_recv_callback;
user_data.frame_recv_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
nghttp2_session_client_new(&session, &callbacks, &user_data);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENED, NULL);
data_item = create_data_ob_item();
CU_ASSERT(0 == nghttp2_stream_attach_data(stream, data_item,
&session->ob_da_pq,
session->last_cycle));
nghttp2_frame_window_update_init(&frame.window_update, NGHTTP2_FLAG_NONE,
1, 16*1024);
CU_ASSERT(0 == nghttp2_session_on_window_update_received(session, &frame));
CU_ASSERT(1 == user_data.frame_recv_cb_called);
CU_ASSERT(NGHTTP2_INITIAL_WINDOW_SIZE+16*1024 == stream->remote_window_size);
CU_ASSERT(0 == nghttp2_stream_defer_data
(stream, NGHTTP2_STREAM_FLAG_DEFERRED_FLOW_CONTROL,
&session->ob_da_pq, session->last_cycle));
CU_ASSERT(0 == nghttp2_session_on_window_update_received(session, &frame));
CU_ASSERT(2 == user_data.frame_recv_cb_called);
CU_ASSERT(NGHTTP2_INITIAL_WINDOW_SIZE+16*1024*2 ==
stream->remote_window_size);
CU_ASSERT(0 == (stream->flags & NGHTTP2_STREAM_FLAG_DEFERRED_ALL));
nghttp2_frame_window_update_free(&frame.window_update);
/* WINDOW_UPDATE against reserved stream is a connection error */
stream = nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_RESERVED, NULL);
nghttp2_frame_window_update_init(&frame.window_update, NGHTTP2_FLAG_NONE,
2, 4096);
CU_ASSERT(!(session->goaway_flags & NGHTTP2_GOAWAY_FAIL_ON_SEND));
CU_ASSERT(0 == nghttp2_session_on_window_update_received(session, &frame));
CU_ASSERT(session->goaway_flags & NGHTTP2_GOAWAY_FAIL_ON_SEND);
nghttp2_frame_window_update_free(&frame.window_update);
nghttp2_session_del(session);
}
void test_nghttp2_session_on_data_received(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data user_data;
nghttp2_outbound_item *top;
nghttp2_stream *stream;
nghttp2_frame frame;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
nghttp2_session_client_new(&session, &callbacks, &user_data);
stream = nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
nghttp2_frame_hd_init(&frame.hd, 4096, NGHTTP2_DATA, NGHTTP2_FLAG_NONE, 2);
CU_ASSERT(0 == nghttp2_session_on_data_received(session, &frame));
CU_ASSERT(0 == stream->shut_flags);
frame.hd.flags = NGHTTP2_FLAG_END_STREAM;
CU_ASSERT(0 == nghttp2_session_on_data_received(session, &frame));
CU_ASSERT(NGHTTP2_SHUT_RD == stream->shut_flags);
/* If NGHTTP2_STREAM_CLOSING state, DATA frame is discarded. */
stream = nghttp2_session_open_stream(session, 4, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_CLOSING, NULL);
frame.hd.flags = NGHTTP2_FLAG_NONE;
frame.hd.stream_id = 4;
CU_ASSERT(0 == nghttp2_session_on_data_received(session, &frame));
CU_ASSERT(NULL == nghttp2_session_get_ob_pq_top(session));
/* Check INVALID_STREAM case: DATA frame with stream ID which does
not exist. */
frame.hd.stream_id = 6;
CU_ASSERT(0 == nghttp2_session_on_data_received(session, &frame));
top = nghttp2_session_get_ob_pq_top(session);
/* DATA against nonexistent stream is just ignored for now */
CU_ASSERT(top == NULL);
/* CU_ASSERT(NGHTTP2_RST_STREAM == top->frame.hd.type); */
/* CU_ASSERT(NGHTTP2_PROTOCOL_ERROR == top->frame.rst_stream.error_code); */
nghttp2_session_del(session);
}
void test_nghttp2_session_send_headers_start_stream(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_outbound_item *item;
nghttp2_frame *frame;
nghttp2_stream *stream;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_client_new(&session, &callbacks, NULL);
item = malloc(sizeof(nghttp2_outbound_item));
nghttp2_session_outbound_item_init(session, item);
frame = &item->frame;
nghttp2_frame_headers_init(&frame->headers, NGHTTP2_FLAG_END_HEADERS,
session->next_stream_id,
NGHTTP2_HCAT_REQUEST, NULL, NULL, 0);
session->next_stream_id += 2;
nghttp2_session_add_item(session, item);
CU_ASSERT(0 == nghttp2_session_send(session));
stream = nghttp2_session_get_stream(session, 1);
CU_ASSERT(NGHTTP2_STREAM_OPENING == stream->state);
nghttp2_session_del(session);
}
void test_nghttp2_session_send_headers_reply(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_outbound_item *item;
nghttp2_frame *frame;
nghttp2_stream *stream;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
CU_ASSERT(0 == nghttp2_session_client_new(&session, &callbacks, NULL));
nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
item = malloc(sizeof(nghttp2_outbound_item));
nghttp2_session_outbound_item_init(session, item);
frame = &item->frame;
nghttp2_frame_headers_init(&frame->headers, NGHTTP2_FLAG_END_HEADERS, 2,
NGHTTP2_HCAT_HEADERS, NULL, NULL, 0);
nghttp2_session_add_item(session, item);
CU_ASSERT(0 == nghttp2_session_send(session));
stream = nghttp2_session_get_stream(session, 2);
CU_ASSERT(NGHTTP2_STREAM_OPENED == stream->state);
nghttp2_session_del(session);
}
void test_nghttp2_session_send_headers_frame_size_error(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_outbound_item *item;
nghttp2_frame *frame;
nghttp2_nv *nva;
ssize_t nvlen;
size_t vallen = NGHTTP2_HD_MAX_NV;
nghttp2_nv nv[28];
size_t nnv = ARRLEN(nv);
size_t i;
my_user_data ud;
for(i = 0; i < nnv; ++i) {
nv[i].name = (uint8_t*)"header";
nv[i].namelen = strlen((const char*)nv[i].name);
nv[i].value = malloc(vallen+1);
memset(nv[i].value, '0' + (int)i, vallen);
nv[i].value[vallen] = '\0';
nv[i].valuelen = vallen;
nv[i].flags = NGHTTP2_NV_FLAG_NONE;
}
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_frame_not_send_callback = on_frame_not_send_callback;
nghttp2_session_client_new(&session, &callbacks, &ud);
nvlen = nnv;
nghttp2_nv_array_copy(&nva, nv, nvlen);
item = malloc(sizeof(nghttp2_outbound_item));
nghttp2_session_outbound_item_init(session, item);
frame = &item->frame;
nghttp2_frame_headers_init(&frame->headers, NGHTTP2_FLAG_END_HEADERS,
session->next_stream_id,
NGHTTP2_HCAT_REQUEST, NULL, nva, nvlen);
session->next_stream_id += 2;
nghttp2_session_add_item(session, item);
ud.frame_not_send_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == ud.frame_not_send_cb_called);
CU_ASSERT(NGHTTP2_HEADERS == ud.not_sent_frame_type);
CU_ASSERT(NGHTTP2_ERR_FRAME_SIZE_ERROR == ud.not_sent_error);
for(i = 0; i < nnv; ++i) {
free(nv[i].value);
}
nghttp2_session_del(session);
}
void test_nghttp2_session_send_headers_push_reply(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_outbound_item *item;
nghttp2_frame *frame;
nghttp2_stream *stream;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
CU_ASSERT(0 == nghttp2_session_server_new(&session, &callbacks, NULL));
nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_RESERVED, NULL);
item = malloc(sizeof(nghttp2_outbound_item));
nghttp2_session_outbound_item_init(session, item);
frame = &item->frame;
nghttp2_frame_headers_init(&frame->headers, NGHTTP2_FLAG_END_HEADERS, 2,
NGHTTP2_HCAT_HEADERS, NULL, NULL, 0);
nghttp2_session_add_item(session, item);
CU_ASSERT(0 == session->num_outgoing_streams);
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == session->num_outgoing_streams);
stream = nghttp2_session_get_stream(session, 2);
CU_ASSERT(NGHTTP2_STREAM_OPENED == stream->state);
nghttp2_session_del(session);
}
void test_nghttp2_session_send_rst_stream(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data user_data;
nghttp2_outbound_item *item;
nghttp2_frame *frame;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_client_new(&session, &callbacks, &user_data);
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
item = malloc(sizeof(nghttp2_outbound_item));
nghttp2_session_outbound_item_init(session, item);
frame = &item->frame;
nghttp2_frame_rst_stream_init(&frame->rst_stream, 1, NGHTTP2_PROTOCOL_ERROR);
nghttp2_session_add_item(session, item);
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(NULL == nghttp2_session_get_stream(session, 1));
nghttp2_session_del(session);
}
void test_nghttp2_session_send_push_promise(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_outbound_item *item;
nghttp2_frame *frame;
nghttp2_stream *stream;
nghttp2_settings_entry iv;
my_user_data ud;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_frame_not_send_callback = on_frame_not_send_callback;
nghttp2_session_server_new(&session, &callbacks, &ud);
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING,
NULL);
item = malloc(sizeof(nghttp2_outbound_item));
nghttp2_session_outbound_item_init(session, item);
frame = &item->frame;
nghttp2_frame_push_promise_init(&frame->push_promise,
NGHTTP2_FLAG_END_HEADERS, 1,
session->next_stream_id,
NULL, 0);
session->next_stream_id += 2;
nghttp2_session_add_item(session, item);
CU_ASSERT(0 == nghttp2_session_send(session));
stream = nghttp2_session_get_stream(session, 2);
CU_ASSERT(NGHTTP2_STREAM_RESERVED == stream->state);
/* Received ENABLE_PUSH = 0 */
iv.settings_id = NGHTTP2_SETTINGS_ENABLE_PUSH;
iv.value = 0;
frame = malloc(sizeof(nghttp2_frame));
nghttp2_frame_settings_init(&frame->settings, NGHTTP2_FLAG_NONE,
dup_iv(&iv, 1), 1);
nghttp2_session_on_settings_received(session, frame, 1);
nghttp2_frame_settings_free(&frame->settings);
free(frame);
item = malloc(sizeof(nghttp2_outbound_item));
nghttp2_session_outbound_item_init(session, item);
frame = &item->frame;
nghttp2_frame_push_promise_init(&frame->push_promise,
NGHTTP2_FLAG_END_HEADERS, 1, -1,
NULL, 0);
nghttp2_session_add_item(session, item);
ud.frame_not_send_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == ud.frame_not_send_cb_called);
CU_ASSERT(NGHTTP2_PUSH_PROMISE == ud.not_sent_frame_type);
CU_ASSERT(NGHTTP2_ERR_PUSH_DISABLED == ud.not_sent_error);
nghttp2_session_del(session);
/* PUSH_PROMISE from client is error */
nghttp2_session_client_new(&session, &callbacks, &ud);
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING,
NULL);
item = malloc(sizeof(nghttp2_outbound_item));
nghttp2_session_outbound_item_init(session, item);
frame = &item->frame;
nghttp2_frame_push_promise_init(&frame->push_promise,
NGHTTP2_FLAG_END_HEADERS, 1, -1,
NULL, 0);
nghttp2_session_add_item(session, item);
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(NULL == nghttp2_session_get_stream(session, 3));
nghttp2_session_del(session);
}
void test_nghttp2_session_is_my_stream_id(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
nghttp2_session_server_new(&session, &callbacks, NULL);
CU_ASSERT(0 == nghttp2_session_is_my_stream_id(session, 0));
CU_ASSERT(0 == nghttp2_session_is_my_stream_id(session, 1));
CU_ASSERT(1 == nghttp2_session_is_my_stream_id(session, 2));
nghttp2_session_del(session);
nghttp2_session_client_new(&session, &callbacks, NULL);
CU_ASSERT(0 == nghttp2_session_is_my_stream_id(session, 0));
CU_ASSERT(1 == nghttp2_session_is_my_stream_id(session, 1));
CU_ASSERT(0 == nghttp2_session_is_my_stream_id(session, 2));
nghttp2_session_del(session);
}
void test_nghttp2_session_upgrade(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
uint8_t settings_payload[128];
size_t settings_payloadlen;
nghttp2_settings_entry iv[16];
nghttp2_stream *stream;
nghttp2_outbound_item *item;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
iv[0].settings_id = NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS;
iv[0].value = 1;
iv[1].settings_id = NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE;
iv[1].value = 4095;
settings_payloadlen = nghttp2_pack_settings_payload(settings_payload,
sizeof(settings_payload),
iv, 2);
/* Check client side */
nghttp2_session_client_new(&session, &callbacks, NULL);
CU_ASSERT(0 == nghttp2_session_upgrade(session, settings_payload,
settings_payloadlen, &callbacks));
stream = nghttp2_session_get_stream(session, 1);
CU_ASSERT(stream != NULL);
CU_ASSERT(&callbacks == stream->stream_user_data);
CU_ASSERT(NGHTTP2_SHUT_WR == stream->shut_flags);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_SETTINGS == item->frame.hd.type);
CU_ASSERT(2 == item->frame.settings.niv);
CU_ASSERT(NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS ==
item->frame.settings.iv[0].settings_id);
CU_ASSERT(1 == item->frame.settings.iv[0].value);
CU_ASSERT(NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE ==
item->frame.settings.iv[1].settings_id);
CU_ASSERT(4095 == item->frame.settings.iv[1].value);
/* Call nghttp2_session_upgrade() again is error */
CU_ASSERT(NGHTTP2_ERR_PROTO == nghttp2_session_upgrade(session,
settings_payload,
settings_payloadlen,
&callbacks));
nghttp2_session_del(session);
/* Check server side */
nghttp2_session_server_new(&session, &callbacks, NULL);
CU_ASSERT(0 == nghttp2_session_upgrade(session, settings_payload,
settings_payloadlen, &callbacks));
stream = nghttp2_session_get_stream(session, 1);
CU_ASSERT(stream != NULL);
CU_ASSERT(NULL == stream->stream_user_data);
CU_ASSERT(NGHTTP2_SHUT_RD == stream->shut_flags);
CU_ASSERT(NULL == nghttp2_session_get_next_ob_item(session));
CU_ASSERT(1 == session->remote_settings.max_concurrent_streams);
CU_ASSERT(4095 == session->remote_settings.initial_window_size);
/* Call nghttp2_session_upgrade() again is error */
CU_ASSERT(NGHTTP2_ERR_PROTO == nghttp2_session_upgrade(session,
settings_payload,
settings_payloadlen,
&callbacks));
nghttp2_session_del(session);
/* Empty SETTINGS is OK */
settings_payloadlen = nghttp2_pack_settings_payload(settings_payload,
sizeof(settings_payload),
NULL, 0);
nghttp2_session_client_new(&session, &callbacks, NULL);
CU_ASSERT(0 == nghttp2_session_upgrade(session, settings_payload,
settings_payloadlen, NULL));
nghttp2_session_del(session);
}
void test_nghttp2_session_reprioritize_stream(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
nghttp2_stream *stream;
nghttp2_stream *dep_stream;
nghttp2_priority_spec pri_spec;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = block_count_send_callback;
nghttp2_session_server_new(&session, &callbacks, &ud);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
nghttp2_priority_spec_init(&pri_spec, 0, 10, 0);
nghttp2_session_reprioritize_stream(session, stream, &pri_spec);
CU_ASSERT(10 == stream->weight);
CU_ASSERT(NULL == stream->dep_prev);
/* dep_stream does not exist */
nghttp2_priority_spec_init(&pri_spec, 3, 99, 0);
nghttp2_session_reprioritize_stream(session, stream, &pri_spec);
CU_ASSERT(10 == stream->weight);
CU_ASSERT(NULL == stream->dep_prev);
dep_stream = open_stream(session, 3);
nghttp2_session_reprioritize_stream(session, stream, &pri_spec);
CU_ASSERT(99 == stream->weight);
CU_ASSERT(dep_stream == stream->dep_prev);
/* Test circular dependency; stream 1 is first removed and becomes
root. Then stream 3 depends on it. */
nghttp2_priority_spec_init(&pri_spec, 1, 1, 0);
nghttp2_session_reprioritize_stream(session, dep_stream, &pri_spec);
CU_ASSERT(1 == dep_stream->weight);
CU_ASSERT(stream == dep_stream->dep_prev);
nghttp2_session_del(session);
}
void test_nghttp2_submit_data(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_data_provider data_prd;
my_user_data ud;
nghttp2_frame *frame;
nghttp2_frame_hd hd;
nghttp2_active_outbound_item *aob;
nghttp2_bufs *framebufs;
nghttp2_buf *buf;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = block_count_send_callback;
data_prd.read_callback = fixed_length_data_source_read_callback;
ud.data_source_length = NGHTTP2_DATA_PAYLOADLEN * 2;
CU_ASSERT(0 == nghttp2_session_client_new(&session, &callbacks, &ud));
aob = &session->aob;
framebufs = &aob->framebufs;
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING,
NULL);
CU_ASSERT(0 == nghttp2_submit_data(session,
NGHTTP2_FLAG_END_STREAM, 1, &data_prd));
ud.block_count = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
frame = &aob->item->frame;
buf = &framebufs->head->buf;
nghttp2_frame_unpack_frame_hd(&hd, buf->pos);
CU_ASSERT(NGHTTP2_FLAG_NONE == hd.flags);
CU_ASSERT(NGHTTP2_FLAG_NONE == frame->hd.flags);
/* aux_data.data.flags has these flags */
CU_ASSERT(NGHTTP2_FLAG_END_STREAM == aob->item->aux_data.data.flags);
nghttp2_session_del(session);
}
void test_nghttp2_submit_data_read_length_too_large(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_data_provider data_prd;
my_user_data ud;
nghttp2_frame *frame;
nghttp2_frame_hd hd;
nghttp2_active_outbound_item *aob;
nghttp2_bufs *framebufs;
nghttp2_buf *buf;
size_t payloadlen;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = block_count_send_callback;
callbacks.read_length_callback = too_large_data_source_length_callback;
data_prd.read_callback = fixed_length_data_source_read_callback;
ud.data_source_length = NGHTTP2_DATA_PAYLOADLEN * 2;
CU_ASSERT(0 == nghttp2_session_client_new(&session, &callbacks, &ud));
aob = &session->aob;
framebufs = &aob->framebufs;
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING,
NULL);
CU_ASSERT(0 == nghttp2_submit_data(session,
NGHTTP2_FLAG_END_STREAM, 1, &data_prd));
ud.block_count = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
frame = &aob->item->frame;
buf = &framebufs->head->buf;
nghttp2_frame_unpack_frame_hd(&hd, buf->pos);
CU_ASSERT(NGHTTP2_FLAG_NONE == hd.flags);
CU_ASSERT(NGHTTP2_FLAG_NONE == frame->hd.flags);
CU_ASSERT(16384 == hd.length)
/* aux_data.data.flags has these flags */
CU_ASSERT(NGHTTP2_FLAG_END_STREAM == aob->item->aux_data.data.flags);
nghttp2_session_del(session);
/* Check that buffers are expanded */
CU_ASSERT(0 == nghttp2_session_client_new(&session, &callbacks, &ud));
ud.data_source_length = NGHTTP2_MAX_FRAME_SIZE_MAX;
session->remote_settings.max_frame_size = NGHTTP2_MAX_FRAME_SIZE_MAX;
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING,
NULL);
CU_ASSERT(0 == nghttp2_submit_data(session,
NGHTTP2_FLAG_END_STREAM, 1, &data_prd));
ud.block_count = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
aob = &session->aob;
frame = &aob->item->frame;
framebufs = &aob->framebufs;
buf = &framebufs->head->buf;
nghttp2_frame_unpack_frame_hd(&hd, buf->pos);
payloadlen = nghttp2_min(NGHTTP2_INITIAL_CONNECTION_WINDOW_SIZE,
NGHTTP2_INITIAL_WINDOW_SIZE);
CU_ASSERT(NGHTTP2_FRAME_HDLEN + 1 + payloadlen ==
(size_t)nghttp2_buf_cap(buf));
CU_ASSERT(NGHTTP2_FLAG_NONE == hd.flags);
CU_ASSERT(NGHTTP2_FLAG_NONE == frame->hd.flags);
CU_ASSERT(payloadlen == hd.length);
/* aux_data.data.flags has these flags */
CU_ASSERT(NGHTTP2_FLAG_END_STREAM == aob->item->aux_data.data.flags);
nghttp2_session_del(session);
}
void test_nghttp2_submit_data_read_length_smallest(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_data_provider data_prd;
my_user_data ud;
nghttp2_frame *frame;
nghttp2_frame_hd hd;
nghttp2_active_outbound_item *aob;
nghttp2_bufs *framebufs;
nghttp2_buf *buf;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = block_count_send_callback;
callbacks.read_length_callback = smallest_length_data_source_length_callback;
data_prd.read_callback = fixed_length_data_source_read_callback;
ud.data_source_length = NGHTTP2_DATA_PAYLOADLEN * 2;
CU_ASSERT(0 == nghttp2_session_client_new(&session, &callbacks, &ud));
aob = &session->aob;
framebufs = &aob->framebufs;
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING,
NULL);
CU_ASSERT(0 == nghttp2_submit_data(session,
NGHTTP2_FLAG_END_STREAM, 1, &data_prd));
ud.block_count = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
frame = &aob->item->frame;
buf = &framebufs->head->buf;
nghttp2_frame_unpack_frame_hd(&hd, buf->pos);
CU_ASSERT(NGHTTP2_FLAG_NONE == hd.flags);
CU_ASSERT(NGHTTP2_FLAG_NONE == frame->hd.flags);
CU_ASSERT(1 == hd.length)
/* aux_data.data.flags has these flags */
CU_ASSERT(NGHTTP2_FLAG_END_STREAM == aob->item->aux_data.data.flags);
nghttp2_session_del(session);
}
static ssize_t submit_data_twice_data_source_read_callback
(nghttp2_session *session, int32_t stream_id,
uint8_t *buf, size_t len, uint32_t *data_flags,
nghttp2_data_source *source, void *user_data)
{
*data_flags |= NGHTTP2_DATA_FLAG_EOF;
return nghttp2_min(len, 16);
}
static int submit_data_twice_on_frame_send_callback(nghttp2_session *session,
const nghttp2_frame *frame,
void *user_data)
{
static int called = 0;
int rv;
nghttp2_data_provider data_prd;
if(called == 0) {
called = 1;
data_prd.read_callback = submit_data_twice_data_source_read_callback;
rv = nghttp2_submit_data(session, NGHTTP2_FLAG_END_STREAM,
frame->hd.stream_id, &data_prd);
CU_ASSERT(0 == rv);
}
return 0;
}
void test_nghttp2_submit_data_twice(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_data_provider data_prd;
my_user_data ud;
accumulator acc;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = accumulator_send_callback;
callbacks.on_frame_send_callback = submit_data_twice_on_frame_send_callback;
data_prd.read_callback = submit_data_twice_data_source_read_callback;
acc.length = 0;
ud.acc = &acc;
CU_ASSERT(0 == nghttp2_session_client_new(&session, &callbacks, &ud));
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING,
NULL);
CU_ASSERT(0 == nghttp2_submit_data(session,
NGHTTP2_FLAG_NONE, 1, &data_prd));
CU_ASSERT(0 == nghttp2_session_send(session));
/* We should have sent 2 DATA frame with 16 bytes payload each */
CU_ASSERT(NGHTTP2_FRAME_HDLEN * 2 + 16 * 2 == acc.length);
nghttp2_session_del(session);
}
void test_nghttp2_submit_request_with_data(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_nv nva[] = {
MAKE_NV(":version", "HTTP/1.1")
};
nghttp2_data_provider data_prd;
my_user_data ud;
nghttp2_outbound_item *item;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
data_prd.read_callback = fixed_length_data_source_read_callback;
ud.data_source_length = 64*1024 - 1;
CU_ASSERT(0 == nghttp2_session_client_new(&session, &callbacks, &ud));
CU_ASSERT(1 == nghttp2_submit_request(session, NULL,
nva, ARRLEN(nva), &data_prd, NULL));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(nvnameeq(":version", &item->frame.headers.nva[0]));
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(0 == ud.data_source_length);
nghttp2_session_del(session);
}
void test_nghttp2_submit_request_without_data(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
accumulator acc;
nghttp2_nv nva[] = {
MAKE_NV(":version", "HTTP/1.1")
};
nghttp2_data_provider data_prd = {{-1}, NULL};
nghttp2_outbound_item *item;
my_user_data ud;
nghttp2_frame frame;
nghttp2_hd_inflater inflater;
nva_out out;
nghttp2_bufs bufs;
frame_pack_bufs_init(&bufs);
nva_out_init(&out);
acc.length = 0;
ud.acc = &acc;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = accumulator_send_callback;
CU_ASSERT(0 == nghttp2_session_client_new(&session, &callbacks, &ud));
nghttp2_hd_inflate_init(&inflater);
CU_ASSERT(1 == nghttp2_submit_request(session, NULL,
nva, ARRLEN(nva), &data_prd, NULL));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(nvnameeq(":version", &item->frame.headers.nva[0]));
CU_ASSERT(item->frame.hd.flags & NGHTTP2_FLAG_END_STREAM);
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(0 == unpack_frame(&frame, acc.buf, acc.length));
nghttp2_bufs_add(&bufs, acc.buf, acc.length);
inflate_hd(&inflater, &out, &bufs, NGHTTP2_FRAME_HDLEN);
CU_ASSERT(nvnameeq(":version", &out.nva[0]));
nghttp2_frame_headers_free(&frame.headers);
nva_out_reset(&out);
nghttp2_bufs_free(&bufs);
nghttp2_hd_inflate_free(&inflater);
nghttp2_session_del(session);
}
void test_nghttp2_submit_response_with_data(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_nv nva[] = {
MAKE_NV(":version", "HTTP/1.1")
};
nghttp2_data_provider data_prd;
my_user_data ud;
nghttp2_outbound_item *item;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
data_prd.read_callback = fixed_length_data_source_read_callback;
ud.data_source_length = 64*1024 - 1;
CU_ASSERT(0 == nghttp2_session_server_new(&session, &callbacks, &ud));
nghttp2_session_open_stream(session, 1, NGHTTP2_FLAG_END_STREAM,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
CU_ASSERT(0 == nghttp2_submit_response(session, 1, nva, ARRLEN(nva),
&data_prd));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(nvnameeq(":version", &item->frame.headers.nva[0]));
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(0 == ud.data_source_length);
nghttp2_session_del(session);
}
void test_nghttp2_submit_response_without_data(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
accumulator acc;
nghttp2_nv nva[] = {
MAKE_NV(":version", "HTTP/1.1")
};
nghttp2_data_provider data_prd = {{-1}, NULL};
nghttp2_outbound_item *item;
my_user_data ud;
nghttp2_frame frame;
nghttp2_hd_inflater inflater;
nva_out out;
nghttp2_bufs bufs;
frame_pack_bufs_init(&bufs);
nva_out_init(&out);
acc.length = 0;
ud.acc = &acc;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = accumulator_send_callback;
CU_ASSERT(0 == nghttp2_session_server_new(&session, &callbacks, &ud));
nghttp2_hd_inflate_init(&inflater);
nghttp2_session_open_stream(session, 1, NGHTTP2_FLAG_END_STREAM,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
CU_ASSERT(0 == nghttp2_submit_response(session, 1, nva, ARRLEN(nva),
&data_prd));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(nvnameeq(":version", &item->frame.headers.nva[0]));
CU_ASSERT(item->frame.hd.flags & NGHTTP2_FLAG_END_STREAM);
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(0 == unpack_frame(&frame, acc.buf, acc.length));
nghttp2_bufs_add(&bufs, acc.buf, acc.length);
inflate_hd(&inflater, &out, &bufs, NGHTTP2_FRAME_HDLEN);
CU_ASSERT(nvnameeq(":version", &out.nva[0]));
nva_out_reset(&out);
nghttp2_bufs_free(&bufs);
nghttp2_frame_headers_free(&frame.headers);
nghttp2_hd_inflate_free(&inflater);
nghttp2_session_del(session);
}
void test_nghttp2_submit_headers_start_stream(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
const nghttp2_nv nv[] = {
MAKE_NV(":version", "HTTP/1.1")
};
nghttp2_outbound_item *item;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
CU_ASSERT(0 == nghttp2_session_client_new(&session, &callbacks, NULL));
CU_ASSERT(1 == nghttp2_submit_headers(session,
NGHTTP2_FLAG_END_STREAM,
-1, NULL,
nv, ARRLEN(nv), NULL));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(nvnameeq(":version", &item->frame.headers.nva[0]));
CU_ASSERT((NGHTTP2_FLAG_END_HEADERS | NGHTTP2_FLAG_END_STREAM) ==
item->frame.hd.flags);
CU_ASSERT(0 == (item->frame.hd.flags & NGHTTP2_FLAG_PRIORITY));
nghttp2_session_del(session);
}
void test_nghttp2_submit_headers_reply(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
const nghttp2_nv nv[] = {
MAKE_NV(":version", "HTTP/1.1")
};
my_user_data ud;
nghttp2_outbound_item *item;
nghttp2_stream *stream;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
CU_ASSERT(0 == nghttp2_session_server_new(&session, &callbacks, &ud));
CU_ASSERT(0 == nghttp2_submit_headers(session,
NGHTTP2_FLAG_END_STREAM,
1, NULL,
nv, ARRLEN(nv), NULL));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(nvnameeq(":version", &item->frame.headers.nva[0]));
CU_ASSERT((NGHTTP2_FLAG_END_STREAM | NGHTTP2_FLAG_END_HEADERS) ==
item->frame.hd.flags);
ud.frame_send_cb_called = 0;
ud.sent_frame_type = 0;
/* The transimission will be canceled because the stream 1 is not
open. */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(0 == ud.frame_send_cb_called);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
CU_ASSERT(0 == nghttp2_submit_headers(session,
NGHTTP2_FLAG_END_STREAM,
1, NULL,
nv, ARRLEN(nv), NULL));
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == ud.frame_send_cb_called);
CU_ASSERT(NGHTTP2_HEADERS == ud.sent_frame_type);
CU_ASSERT(stream->shut_flags & NGHTTP2_SHUT_WR);
nghttp2_session_del(session);
}
void test_nghttp2_submit_headers_push_reply(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
const nghttp2_nv nv[] = {
MAKE_NV(":version", "HTTP/1.1")
};
my_user_data ud;
nghttp2_stream *stream;
int foo;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
CU_ASSERT(0 == nghttp2_session_server_new(&session, &callbacks, &ud));
stream = nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_RESERVED, NULL);
CU_ASSERT(0 == nghttp2_submit_headers(session,
NGHTTP2_FLAG_NONE,
2, NULL,
nv, ARRLEN(nv), &foo));
ud.frame_send_cb_called = 0;
ud.sent_frame_type = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == ud.frame_send_cb_called);
CU_ASSERT(NGHTTP2_HEADERS == ud.sent_frame_type);
CU_ASSERT(NGHTTP2_STREAM_OPENED == stream->state);
CU_ASSERT(&foo == stream->stream_user_data);
nghttp2_session_del(session);
/* Sending HEADERS from client against stream in reserved state is
error */
CU_ASSERT(0 == nghttp2_session_client_new(&session, &callbacks, &ud));
stream = nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_RESERVED, NULL);
CU_ASSERT(0 == nghttp2_submit_headers(session,
NGHTTP2_FLAG_NONE,
2, NULL,
nv, ARRLEN(nv), NULL));
ud.frame_send_cb_called = 0;
ud.sent_frame_type = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(0 == ud.frame_send_cb_called);
nghttp2_session_del(session);
}
void test_nghttp2_submit_headers(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
const nghttp2_nv nv[] = {
MAKE_NV(":version", "HTTP/1.1")
};
my_user_data ud;
nghttp2_outbound_item *item;
nghttp2_stream *stream;
accumulator acc;
nghttp2_frame frame;
nghttp2_hd_inflater inflater;
nva_out out;
nghttp2_bufs bufs;
frame_pack_bufs_init(&bufs);
nva_out_init(&out);
acc.length = 0;
ud.acc = &acc;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = accumulator_send_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
CU_ASSERT(0 == nghttp2_session_client_new(&session, &callbacks, &ud));
nghttp2_hd_inflate_init(&inflater);
CU_ASSERT(0 == nghttp2_submit_headers(session,
NGHTTP2_FLAG_END_STREAM,
1, NULL,
nv, ARRLEN(nv), NULL));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(nvnameeq(":version", &item->frame.headers.nva[0]));
CU_ASSERT((NGHTTP2_FLAG_END_STREAM | NGHTTP2_FLAG_END_HEADERS) ==
item->frame.hd.flags);
ud.frame_send_cb_called = 0;
ud.sent_frame_type = 0;
/* The transimission will be canceled because the stream 1 is not
open. */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(0 == ud.frame_send_cb_called);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
CU_ASSERT(0 == nghttp2_submit_headers(session,
NGHTTP2_FLAG_END_STREAM,
1, NULL,
nv, ARRLEN(nv), NULL));
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == ud.frame_send_cb_called);
CU_ASSERT(NGHTTP2_HEADERS == ud.sent_frame_type);
CU_ASSERT(stream->shut_flags & NGHTTP2_SHUT_WR);
CU_ASSERT(0 == unpack_frame(&frame, acc.buf, acc.length));
nghttp2_bufs_add(&bufs, acc.buf, acc.length);
inflate_hd(&inflater, &out, &bufs, NGHTTP2_FRAME_HDLEN);
CU_ASSERT(nvnameeq(":version", &out.nva[0]));
nva_out_reset(&out);
nghttp2_bufs_free(&bufs);
nghttp2_frame_headers_free(&frame.headers);
nghttp2_hd_inflate_free(&inflater);
nghttp2_session_del(session);
}
void test_nghttp2_submit_headers_continuation(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_nv nv[] = {
MAKE_NV("h1", ""),
MAKE_NV("h1", ""),
MAKE_NV("h1", ""),
MAKE_NV("h1", ""),
MAKE_NV("h1", ""),
MAKE_NV("h1", ""),
MAKE_NV("h1", ""),
};
nghttp2_outbound_item *item;
uint8_t data[4096];
size_t i;
my_user_data ud;
memset(data, '0', sizeof(data));
for(i = 0; i < ARRLEN(nv); ++i) {
nv[i].valuelen = sizeof(data);
nv[i].value = data;
}
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
CU_ASSERT(0 == nghttp2_session_client_new(&session, &callbacks, &ud));
CU_ASSERT(1 == nghttp2_submit_headers(session,
NGHTTP2_FLAG_END_STREAM,
-1, NULL,
nv, ARRLEN(nv), NULL));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_HEADERS == item->frame.hd.type);
CU_ASSERT((NGHTTP2_FLAG_END_STREAM | NGHTTP2_FLAG_END_HEADERS) ==
item->frame.hd.flags);
CU_ASSERT(0 == (item->frame.hd.flags & NGHTTP2_FLAG_PRIORITY));
ud.frame_send_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == ud.frame_send_cb_called);
nghttp2_session_del(session);
}
void test_nghttp2_submit_priority(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_stream *stream;
my_user_data ud;
nghttp2_priority_spec pri_spec;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
callbacks.on_frame_not_send_callback = on_frame_not_send_callback;
nghttp2_session_client_new(&session, &callbacks, &ud);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
nghttp2_priority_spec_init(&pri_spec, 0, 3, 0);
/* non-push stream and initiated by local peer */
CU_ASSERT(0 == nghttp2_submit_priority(session, NGHTTP2_FLAG_NONE, 1,
&pri_spec));
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(3 == stream->weight);
/* push stream and initiated by local peer: no update */
stream->flags = NGHTTP2_STREAM_FLAG_PUSH;
nghttp2_priority_spec_init(&pri_spec, 0, 2, 0);
CU_ASSERT(0 == nghttp2_submit_priority(session, NGHTTP2_FLAG_NONE, 1,
&pri_spec));
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(3 == stream->weight);
/* non-push stream and initiated by remote peer: no update */
stream = nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
CU_ASSERT(0 == nghttp2_submit_priority(session, NGHTTP2_FLAG_NONE, 2,
&pri_spec));
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == stream->weight);
/* push stream and initiated by remote peer */
stream->flags = NGHTTP2_STREAM_FLAG_PUSH;
CU_ASSERT(0 == nghttp2_submit_priority(session, NGHTTP2_FLAG_NONE, 2,
&pri_spec));
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(2 == stream->weight);
nghttp2_session_del(session);
/* Check that transmission of PRIORITY in reserved(local) is
error */
nghttp2_session_server_new(&session, &callbacks, &ud);
stream = nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_RESERVED, NULL);
CU_ASSERT(0 == nghttp2_submit_priority(session, NGHTTP2_FLAG_NONE, 2,
&pri_spec));
ud.frame_send_cb_called = 0;
ud.frame_not_send_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(0 == ud.frame_send_cb_called);
CU_ASSERT(1 == ud.frame_not_send_cb_called);
nghttp2_session_del(session);
}
void test_nghttp2_submit_settings(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
nghttp2_outbound_item *item;
nghttp2_frame *frame;
nghttp2_settings_entry iv[7];
nghttp2_frame ack_frame;
const int32_t UNKNOWN_ID = 1000000007;
iv[0].settings_id = NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS;
iv[0].value = 5;
iv[1].settings_id = NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE;
iv[1].value = 16*1024;
iv[2].settings_id = NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS;
iv[2].value = 50;
iv[3].settings_id = NGHTTP2_SETTINGS_HEADER_TABLE_SIZE;
iv[3].value = 0;
iv[4].settings_id = UNKNOWN_ID;
iv[4].value = 999;
iv[5].settings_id = NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE;
iv[5].value = (uint32_t)NGHTTP2_MAX_WINDOW_SIZE + 1;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
nghttp2_session_server_new(&session, &callbacks, &ud);
CU_ASSERT(NGHTTP2_ERR_INVALID_ARGUMENT ==
nghttp2_submit_settings(session, NGHTTP2_FLAG_NONE, iv, 6));
/* Make sure that local settings are not changed */
CU_ASSERT(NGHTTP2_INITIAL_MAX_CONCURRENT_STREAMS ==
session->local_settings.max_concurrent_streams);
CU_ASSERT(NGHTTP2_INITIAL_WINDOW_SIZE ==
session->local_settings.initial_window_size);
/* Now sends without 6th one */
CU_ASSERT(0 == nghttp2_submit_settings(session, NGHTTP2_FLAG_NONE, iv, 5));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_SETTINGS == item->frame.hd.type);
frame = &item->frame;
CU_ASSERT(5 == frame->settings.niv);
CU_ASSERT(5 == frame->settings.iv[0].value);
CU_ASSERT(NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS ==
frame->settings.iv[0].settings_id);
CU_ASSERT(16*1024 == frame->settings.iv[1].value);
CU_ASSERT(NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE ==
frame->settings.iv[1].settings_id);
CU_ASSERT(UNKNOWN_ID == frame->settings.iv[4].settings_id);
CU_ASSERT(999 == frame->settings.iv[4].value);
ud.frame_send_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == ud.frame_send_cb_called);
CU_ASSERT(50 == session->pending_local_max_concurrent_stream);
nghttp2_frame_settings_init(&ack_frame.settings, NGHTTP2_FLAG_ACK, NULL, 0);
CU_ASSERT(0 == nghttp2_session_on_settings_received(session, &ack_frame, 0));
nghttp2_frame_settings_free(&ack_frame.settings);
CU_ASSERT(16*1024 == session->local_settings.initial_window_size);
CU_ASSERT(0 == session->hd_inflater.ctx.hd_table_bufsize_max);
CU_ASSERT(50 == session->local_settings.max_concurrent_streams);
CU_ASSERT(NGHTTP2_INITIAL_MAX_CONCURRENT_STREAMS ==
session->pending_local_max_concurrent_stream);
nghttp2_session_del(session);
}
void test_nghttp2_submit_settings_update_local_window_size(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_outbound_item *item;
nghttp2_settings_entry iv[4];
nghttp2_stream *stream;
nghttp2_frame ack_frame;
nghttp2_frame_settings_init(&ack_frame.settings, NGHTTP2_FLAG_ACK, NULL, 0);
iv[0].settings_id = NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE;
iv[0].value = 16*1024;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_server_new(&session, &callbacks, NULL);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENED, NULL);
stream->local_window_size = NGHTTP2_INITIAL_WINDOW_SIZE + 100;
stream->recv_window_size = 32768;
stream = nghttp2_session_open_stream(session, 3, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENED, NULL);
CU_ASSERT(0 == nghttp2_submit_settings(session, NGHTTP2_FLAG_NONE, iv, 1));
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(0 == nghttp2_session_on_settings_received(session, &ack_frame, 0));
stream = nghttp2_session_get_stream(session, 1);
CU_ASSERT(0 == stream->recv_window_size);
CU_ASSERT(16*1024 + 100 == stream->local_window_size);
stream = nghttp2_session_get_stream(session, 3);
CU_ASSERT(16*1024 == stream->local_window_size);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_WINDOW_UPDATE == item->frame.hd.type);
CU_ASSERT(32768 == item->frame.window_update.window_size_increment);
nghttp2_session_del(session);
/* Check overflow case */
iv[0].value = 128*1024;
nghttp2_session_server_new(&session, &callbacks, NULL);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENED, NULL);
stream->local_window_size = NGHTTP2_MAX_WINDOW_SIZE;
CU_ASSERT(0 == nghttp2_submit_settings(session, NGHTTP2_FLAG_NONE, iv, 1));
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(0 == nghttp2_session_on_settings_received(session, &ack_frame, 0));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
CU_ASSERT(NGHTTP2_FLOW_CONTROL_ERROR == item->frame.goaway.error_code);
nghttp2_session_del(session);
nghttp2_frame_settings_free(&ack_frame.settings);
}
void test_nghttp2_submit_push_promise(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
const nghttp2_nv nv[] = {
MAKE_NV(":version", "HTTP/1.1")
};
my_user_data ud;
nghttp2_stream *stream;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
CU_ASSERT(0 == nghttp2_session_server_new(&session, &callbacks, &ud));
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
CU_ASSERT(2 == nghttp2_submit_push_promise(session, NGHTTP2_FLAG_NONE, 1,
nv, ARRLEN(nv), &ud));
ud.frame_send_cb_called = 0;
ud.sent_frame_type = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == ud.frame_send_cb_called);
CU_ASSERT(NGHTTP2_PUSH_PROMISE == ud.sent_frame_type);
stream = nghttp2_session_get_stream(session, 2);
CU_ASSERT(NGHTTP2_STREAM_RESERVED == stream->state);
CU_ASSERT(&ud == nghttp2_session_get_stream_user_data(session, 2));
nghttp2_session_del(session);
}
void test_nghttp2_submit_window_update(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
nghttp2_outbound_item *item;
nghttp2_stream *stream;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_client_new(&session, &callbacks, &ud);
stream = nghttp2_session_open_stream(session, 2,
NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENED, NULL);
stream->recv_window_size = 4096;
CU_ASSERT(0 == nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 2,
1024));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_WINDOW_UPDATE == item->frame.hd.type);
CU_ASSERT(1024 == item->frame.window_update.window_size_increment);
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(3072 == stream->recv_window_size);
CU_ASSERT(0 == nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 2,
4096));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_WINDOW_UPDATE == item->frame.hd.type);
CU_ASSERT(4096 == item->frame.window_update.window_size_increment);
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(0 == stream->recv_window_size);
CU_ASSERT(0 == nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 2,
4096));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_WINDOW_UPDATE == item->frame.hd.type);
CU_ASSERT(4096 == item->frame.window_update.window_size_increment);
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(0 == stream->recv_window_size);
CU_ASSERT(0 ==
nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 2, 0));
/* It is ok if stream is closed or does not exist at the call
time */
CU_ASSERT(0 ==
nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 4, 4096));
nghttp2_session_del(session);
}
void test_nghttp2_submit_window_update_local_window_size(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_outbound_item *item;
nghttp2_stream *stream;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_client_new(&session, &callbacks, NULL);
stream = nghttp2_session_open_stream(session, 2,
NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENED, NULL);
stream->recv_window_size = 4096;
CU_ASSERT(0 == nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 2,
stream->recv_window_size + 1));
CU_ASSERT(NGHTTP2_INITIAL_WINDOW_SIZE + 1 == stream->local_window_size);
CU_ASSERT(0 == stream->recv_window_size);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_WINDOW_UPDATE == item->frame.hd.type);
CU_ASSERT(4097 == item->frame.window_update.window_size_increment);
CU_ASSERT(0 == nghttp2_session_send(session));
/* Let's decrement local window size */
stream->recv_window_size = 4096;
CU_ASSERT(0 == nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 2,
-stream->local_window_size / 2));
CU_ASSERT(32768 == stream->local_window_size);
CU_ASSERT(-28672 == stream->recv_window_size);
CU_ASSERT(32768 == stream->recv_reduction);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(item == NULL);
/* Increase local window size */
CU_ASSERT(0 == nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 2,
16384));
CU_ASSERT(49152 == stream->local_window_size);
CU_ASSERT(-12288 == stream->recv_window_size);
CU_ASSERT(16384 == stream->recv_reduction);
CU_ASSERT(NULL == nghttp2_session_get_next_ob_item(session));
CU_ASSERT(NGHTTP2_ERR_FLOW_CONTROL ==
nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 2,
NGHTTP2_MAX_WINDOW_SIZE));
CU_ASSERT(0 == nghttp2_session_send(session));
/* Check connection-level flow control */
session->recv_window_size = 4096;
CU_ASSERT(0 == nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 0,
session->recv_window_size + 1));
CU_ASSERT(NGHTTP2_INITIAL_CONNECTION_WINDOW_SIZE + 1 ==
session->local_window_size);
CU_ASSERT(0 == session->recv_window_size);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_WINDOW_UPDATE == item->frame.hd.type);
CU_ASSERT(4097 == item->frame.window_update.window_size_increment);
CU_ASSERT(0 == nghttp2_session_send(session));
/* Go decrement part */
session->recv_window_size = 4096;
CU_ASSERT(0 == nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 0,
-session->local_window_size/2));
CU_ASSERT(32768 == session->local_window_size);
CU_ASSERT(-28672 == session->recv_window_size);
CU_ASSERT(32768 == session->recv_reduction);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(item == NULL);
/* Increase local window size */
CU_ASSERT(0 == nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 0,
16384));
CU_ASSERT(49152 == session->local_window_size);
CU_ASSERT(-12288 == session->recv_window_size);
CU_ASSERT(16384 == session->recv_reduction);
CU_ASSERT(NULL == nghttp2_session_get_next_ob_item(session));
CU_ASSERT(NGHTTP2_ERR_FLOW_CONTROL ==
nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 0,
NGHTTP2_MAX_WINDOW_SIZE));
nghttp2_session_del(session);
}
void test_nghttp2_submit_altsvc(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
const char protocol_id[] = "h2";
const char host[] = "localhost";
const char origin[] = "http://localhost/";
nghttp2_frame *frame;
nghttp2_ext_altsvc *altsvc;
nghttp2_outbound_item *item;
my_user_data ud;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
nghttp2_session_client_new(&session, &callbacks, NULL);
CU_ASSERT(NGHTTP2_ERR_PROTO ==
nghttp2_submit_altsvc(session, NGHTTP2_FLAG_NONE,
0, 0, 3000,
(const uint8_t*)protocol_id,
strlen(protocol_id),
(const uint8_t*)host, strlen(host),
(const uint8_t*)origin, strlen(origin)));
nghttp2_session_del(session);
nghttp2_session_server_new(&session, &callbacks, &ud);
open_stream(session, 9);
CU_ASSERT(0 ==
nghttp2_submit_altsvc(session, NGHTTP2_FLAG_NONE,
9, 12345, 3000,
(const uint8_t*)protocol_id,
strlen(protocol_id),
(const uint8_t*)host, strlen(host),
(const uint8_t*)origin, strlen(origin)));
item = nghttp2_session_get_next_ob_item(session);
frame = &item->frame;
CU_ASSERT(NGHTTP2_EXT_ALTSVC == frame->hd.type);
CU_ASSERT(9 == frame->hd.stream_id);
altsvc = frame->ext.payload;
CU_ASSERT(12345 == altsvc->max_age);
CU_ASSERT(3000 == altsvc->port);
CU_ASSERT(strlen(protocol_id) == altsvc->protocol_id_len);
CU_ASSERT(strlen(host) == altsvc->host_len);
CU_ASSERT(strlen(origin) == altsvc->origin_len);
CU_ASSERT(0 == memcmp(protocol_id, altsvc->protocol_id,
altsvc->protocol_id_len));
CU_ASSERT(0 == memcmp(host, altsvc->host, altsvc->host_len));
CU_ASSERT(0 == memcmp(origin, altsvc->origin,
altsvc->origin_len));
ud.frame_send_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == ud.frame_send_cb_called);
CU_ASSERT(NGHTTP2_EXT_ALTSVC == ud.sent_frame_type);
nghttp2_session_del(session);
}
void test_nghttp2_submit_invalid_nv(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_nv empty_name_nv[] = {
MAKE_NV("Version", "HTTP/1.1"),
MAKE_NV("", "empty name")
};
/* Now invalid header name/value pair in HTTP/1.1 is accepted in
nghttp2 */
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
CU_ASSERT(0 == nghttp2_session_server_new(&session, &callbacks, NULL));
/* nghttp2_submit_request */
CU_ASSERT(0 <
nghttp2_submit_request(session, NULL,
empty_name_nv, ARRLEN(empty_name_nv),
NULL, NULL));
/* nghttp2_submit_response */
CU_ASSERT(0 ==
nghttp2_submit_response(session, 2,
empty_name_nv, ARRLEN(empty_name_nv),
NULL));
/* nghttp2_submit_headers */
CU_ASSERT(0 <
nghttp2_submit_headers(session, NGHTTP2_FLAG_NONE, -1,
NULL,
empty_name_nv, ARRLEN(empty_name_nv),
NULL));
/* nghttp2_submit_push_promise */
CU_ASSERT(0 <
nghttp2_submit_push_promise(session, NGHTTP2_FLAG_NONE, 2,
empty_name_nv, ARRLEN(empty_name_nv),
NULL));
nghttp2_session_del(session);
}
void test_nghttp2_session_open_stream(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_stream *stream;
nghttp2_priority_spec pri_spec;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
nghttp2_session_server_new(&session, &callbacks, NULL);
nghttp2_priority_spec_init(&pri_spec, 0, 245, 0);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec, NGHTTP2_STREAM_OPENED,
NULL);
CU_ASSERT(1 == session->num_incoming_streams);
CU_ASSERT(0 == session->num_outgoing_streams);
CU_ASSERT(NGHTTP2_STREAM_OPENED == stream->state);
CU_ASSERT(245 == stream->weight);
CU_ASSERT(NULL == stream->dep_prev);
CU_ASSERT(NGHTTP2_SHUT_NONE == stream->shut_flags);
stream = nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING,
NULL);
CU_ASSERT(1 == session->num_incoming_streams);
CU_ASSERT(1 == session->num_outgoing_streams);
CU_ASSERT(NULL == stream->dep_prev);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == stream->weight);
CU_ASSERT(NGHTTP2_SHUT_NONE == stream->shut_flags);
stream = nghttp2_session_open_stream(session, 4, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_RESERVED,
NULL);
CU_ASSERT(1 == session->num_incoming_streams);
CU_ASSERT(1 == session->num_outgoing_streams);
CU_ASSERT(NULL == stream->dep_prev);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == stream->weight);
CU_ASSERT(NGHTTP2_SHUT_RD == stream->shut_flags);
nghttp2_priority_spec_init(&pri_spec, 1, 17, 1);
stream = nghttp2_session_open_stream(session, 3, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec, NGHTTP2_STREAM_OPENED,
NULL);
CU_ASSERT(17 == stream->weight);
CU_ASSERT(1 == stream->dep_prev->stream_id);
nghttp2_session_del(session);
nghttp2_session_client_new(&session, &callbacks, NULL);
stream = nghttp2_session_open_stream(session, 4, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_RESERVED,
NULL);
CU_ASSERT(0 == session->num_incoming_streams);
CU_ASSERT(0 == session->num_outgoing_streams);
CU_ASSERT(NULL == stream->dep_prev);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == stream->weight);
CU_ASSERT(NGHTTP2_SHUT_WR == stream->shut_flags);
nghttp2_session_del(session);
}
void test_nghttp2_session_get_next_ob_item(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_priority_spec pri_spec;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_server_new(&session, &callbacks, NULL);
session->remote_settings.max_concurrent_streams = 2;
CU_ASSERT(NULL == nghttp2_session_get_next_ob_item(session));
nghttp2_submit_ping(session, NGHTTP2_FLAG_NONE, NULL);
CU_ASSERT(NGHTTP2_PING ==
nghttp2_session_get_next_ob_item(session)->frame.hd.type);
nghttp2_submit_request(session, NULL, NULL, 0, NULL, NULL);
CU_ASSERT(NGHTTP2_PING ==
nghttp2_session_get_next_ob_item(session)->frame.hd.type);
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(NULL == nghttp2_session_get_next_ob_item(session));
/* Incoming stream does not affect the number of outgoing max
concurrent streams. */
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
nghttp2_priority_spec_init(&pri_spec, 0, NGHTTP2_MAX_WEIGHT, 0);
nghttp2_submit_request(session, &pri_spec, NULL, 0, NULL, NULL);
CU_ASSERT(NGHTTP2_HEADERS ==
nghttp2_session_get_next_ob_item(session)->frame.hd.type);
CU_ASSERT(0 == nghttp2_session_send(session));
nghttp2_submit_request(session, &pri_spec, NULL, 0, NULL, NULL);
CU_ASSERT(NULL == nghttp2_session_get_next_ob_item(session));
session->remote_settings.max_concurrent_streams = 3;
CU_ASSERT(NGHTTP2_HEADERS ==
nghttp2_session_get_next_ob_item(session)->frame.hd.type);
nghttp2_session_del(session);
}
void test_nghttp2_session_pop_next_ob_item(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_outbound_item *item;
nghttp2_priority_spec pri_spec;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_server_new(&session, &callbacks, NULL);
session->remote_settings.max_concurrent_streams = 1;
CU_ASSERT(NULL == nghttp2_session_pop_next_ob_item(session));
nghttp2_submit_ping(session, NGHTTP2_FLAG_NONE, NULL);
nghttp2_priority_spec_init(&pri_spec, 0, 254, 0);
nghttp2_submit_request(session, &pri_spec, NULL, 0, NULL, NULL);
item = nghttp2_session_pop_next_ob_item(session);
CU_ASSERT(NGHTTP2_PING == item->frame.hd.type);
nghttp2_outbound_item_free(item);
free(item);
item = nghttp2_session_pop_next_ob_item(session);
CU_ASSERT(NGHTTP2_HEADERS == item->frame.hd.type);
nghttp2_outbound_item_free(item);
free(item);
CU_ASSERT(NULL == nghttp2_session_pop_next_ob_item(session));
/* Incoming stream does not affect the number of outgoing max
concurrent streams. */
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
/* In-flight outgoing stream */
nghttp2_session_open_stream(session, 4, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
nghttp2_priority_spec_init(&pri_spec, 0, NGHTTP2_MAX_WEIGHT, 0);
nghttp2_submit_request(session, &pri_spec, NULL, 0, NULL, NULL);
nghttp2_submit_response(session, 1, NULL, 0, NULL);
item = nghttp2_session_pop_next_ob_item(session);
CU_ASSERT(NGHTTP2_HEADERS == item->frame.hd.type);
CU_ASSERT(1 == item->frame.hd.stream_id);
nghttp2_outbound_item_free(item);
free(item);
CU_ASSERT(NULL == nghttp2_session_pop_next_ob_item(session));
session->remote_settings.max_concurrent_streams = 2;
item = nghttp2_session_pop_next_ob_item(session);
CU_ASSERT(NGHTTP2_HEADERS == item->frame.hd.type);
nghttp2_outbound_item_free(item);
free(item);
nghttp2_session_del(session);
/* Check that push reply HEADERS are queued into ob_ss_pq */
nghttp2_session_server_new(&session, &callbacks, NULL);
session->remote_settings.max_concurrent_streams = 0;
nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_RESERVED,
NULL);
CU_ASSERT(0 == nghttp2_submit_headers(session, NGHTTP2_FLAG_END_STREAM,
2, NULL, NULL, 0,
NULL));
CU_ASSERT(NULL == nghttp2_session_pop_next_ob_item(session));
CU_ASSERT(1 == nghttp2_pq_size(&session->ob_ss_pq));
nghttp2_session_del(session);
}
void test_nghttp2_session_reply_fail(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_data_provider data_prd;
my_user_data ud;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = fail_send_callback;
data_prd.read_callback = fixed_length_data_source_read_callback;
ud.data_source_length = 4*1024;
CU_ASSERT(0 == nghttp2_session_server_new(&session, &callbacks, &ud));
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
CU_ASSERT(0 == nghttp2_submit_response(session, 1, NULL, 0, &data_prd));
CU_ASSERT(NGHTTP2_ERR_CALLBACK_FAILURE == nghttp2_session_send(session));
nghttp2_session_del(session);
}
void test_nghttp2_session_max_concurrent_streams(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_frame frame;
nghttp2_outbound_item *item;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_server_new(&session, &callbacks, NULL);
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENED, NULL);
/* Check un-ACKed SETTINGS_MAX_CONCURRENT_STREAMS */
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 3,
NGHTTP2_HCAT_HEADERS, NULL, NULL, 0);
session->pending_local_max_concurrent_stream = 1;
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_request_headers_received(session, &frame));
item = nghttp2_session_get_ob_pq_top(session);
CU_ASSERT(NGHTTP2_RST_STREAM == item->frame.hd.type);
CU_ASSERT(NGHTTP2_REFUSED_STREAM == item->frame.rst_stream.error_code);
CU_ASSERT(0 == nghttp2_session_send(session));
/* Check ACKed SETTINGS_MAX_CONCURRENT_STREAMS */
session->local_settings.max_concurrent_streams = 1;
frame.hd.stream_id = 5;
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_request_headers_received(session, &frame));
item = nghttp2_session_get_ob_pq_top(session);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
CU_ASSERT(NGHTTP2_ENHANCE_YOUR_CALM == item->frame.goaway.error_code);
nghttp2_frame_headers_free(&frame.headers);
nghttp2_session_del(session);
}
/*
* Check that on_stream_close_callback is called when server pushed
* HEADERS have NGHTTP2_FLAG_END_STREAM.
*/
void test_nghttp2_session_stream_close_on_headers_push(void)
{
/* nghttp2_session *session; */
/* nghttp2_session_callbacks callbacks; */
/* const char *nv[] = { NULL }; */
/* my_user_data ud; */
/* nghttp2_frame frame; */
/* memset(&callbacks, 0, sizeof(nghttp2_session_callbacks)); */
/* callbacks.on_stream_close_callback = */
/* no_stream_user_data_stream_close_callback; */
/* ud.stream_close_cb_called = 0; */
/* nghttp2_session_client_new(&session, NGHTTP2_PROTO_SPDY2, &callbacks, &ud); */
/* nghttp2_session_open_stream(session, 1, NGHTTP2_CTRL_FLAG_NONE, 3, */
/* NGHTTP2_STREAM_OPENING, NULL); */
/* nghttp2_frame_syn_stream_init(&frame.syn_stream, NGHTTP2_PROTO_SPDY2, */
/* NGHTTP2_CTRL_FLAG_FIN | */
/* NGHTTP2_CTRL_FLAG_UNIDIRECTIONAL, */
/* 2, 1, 3, dup_nv(nv)); */
/* CU_ASSERT(0 == nghttp2_session_on_request_headers_received(session, &frame)); */
/* nghttp2_frame_syn_stream_free(&frame.syn_stream); */
/* nghttp2_session_del(session); */
}
void test_nghttp2_session_stop_data_with_rst_stream(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
nghttp2_data_provider data_prd;
nghttp2_frame frame;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.on_frame_send_callback = on_frame_send_callback;
callbacks.send_callback = block_count_send_callback;
data_prd.read_callback = fixed_length_data_source_read_callback;
ud.frame_send_cb_called = 0;
ud.data_source_length = NGHTTP2_DATA_PAYLOADLEN * 4;
nghttp2_session_server_new(&session, &callbacks, &ud);
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
nghttp2_submit_response(session, 1, NULL, 0, &data_prd);
ud.block_count = 2;
/* Sends response HEADERS + DATA[0] */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(NGHTTP2_DATA == ud.sent_frame_type);
/* data for DATA[1] is read from data_prd but it is not sent */
CU_ASSERT(ud.data_source_length == NGHTTP2_DATA_PAYLOADLEN * 2);
nghttp2_frame_rst_stream_init(&frame.rst_stream, 1, NGHTTP2_CANCEL);
CU_ASSERT(0 == nghttp2_session_on_rst_stream_received(session, &frame));
nghttp2_frame_rst_stream_free(&frame.rst_stream);
/* Big enough number to send all DATA frames potentially. */
ud.block_count = 100;
/* Nothing will be sent in the following call. */
CU_ASSERT(0 == nghttp2_session_send(session));
/* With RST_STREAM, stream is canceled and further DATA on that
stream are not sent. */
CU_ASSERT(ud.data_source_length == NGHTTP2_DATA_PAYLOADLEN * 2);
CU_ASSERT(NULL == nghttp2_session_get_stream(session, 1));
nghttp2_session_del(session);
}
void test_nghttp2_session_defer_data(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
nghttp2_data_provider data_prd;
nghttp2_outbound_item *item;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.on_frame_send_callback = on_frame_send_callback;
callbacks.send_callback = block_count_send_callback;
data_prd.read_callback = defer_data_source_read_callback;
ud.frame_send_cb_called = 0;
ud.data_source_length = NGHTTP2_DATA_PAYLOADLEN * 4;
nghttp2_session_server_new(&session, &callbacks, &ud);
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
nghttp2_submit_response(session, 1, NULL, 0, &data_prd);
ud.block_count = 1;
/* Sends HEADERS reply */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(NGHTTP2_HEADERS == ud.sent_frame_type);
/* No data is read */
CU_ASSERT(ud.data_source_length == NGHTTP2_DATA_PAYLOADLEN * 4);
ud.block_count = 1;
nghttp2_submit_ping(session, NGHTTP2_FLAG_NONE, NULL);
/* Sends PING */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(NGHTTP2_PING == ud.sent_frame_type);
/* Resume deferred DATA */
CU_ASSERT(0 == nghttp2_session_resume_data(session, 1));
item = (nghttp2_outbound_item*)nghttp2_pq_top(&session->ob_da_pq);
item->aux_data.data.data_prd.read_callback =
fixed_length_data_source_read_callback;
ud.block_count = 1;
/* Reads 2 DATA chunks */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(ud.data_source_length == NGHTTP2_DATA_PAYLOADLEN * 2);
/* Deferred again */
item->aux_data.data.data_prd.read_callback = defer_data_source_read_callback;
/* This is needed since 4KiB block is already read and waiting to be
sent. No read_callback invocation. */
ud.block_count = 1;
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(ud.data_source_length == NGHTTP2_DATA_PAYLOADLEN * 2);
/* Resume deferred DATA */
CU_ASSERT(0 == nghttp2_session_resume_data(session, 1));
item = (nghttp2_outbound_item*)nghttp2_pq_top(&session->ob_da_pq);
item->aux_data.data.data_prd.read_callback =
fixed_length_data_source_read_callback;
ud.block_count = 1;
/* Reads 2 4KiB blocks */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(ud.data_source_length == 0);
nghttp2_session_del(session);
}
void test_nghttp2_session_flow_control(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
nghttp2_data_provider data_prd;
nghttp2_frame frame;
nghttp2_stream *stream;
int32_t new_initial_window_size;
nghttp2_settings_entry iv[1];
nghttp2_frame settings_frame;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = fixed_bytes_send_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
data_prd.read_callback = fixed_length_data_source_read_callback;
ud.frame_send_cb_called = 0;
ud.data_source_length = 128*1024;
/* Use smaller emission count so that we can check outbound flow
control window calculation is correct. */
ud.fixed_sendlen = 2*1024;
/* Initial window size to 64KiB - 1*/
nghttp2_session_client_new(&session, &callbacks, &ud);
/* Change it to 64KiB for easy calculation */
session->remote_window_size = 64*1024;
session->remote_settings.initial_window_size = 64*1024;
nghttp2_submit_request(session, NULL, NULL, 0, &data_prd, NULL);
/* Sends 64KiB - 1 data */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(64*1024 == ud.data_source_length);
/* Back 32KiB in stream window */
nghttp2_frame_window_update_init(&frame.window_update, NGHTTP2_FLAG_NONE,
1, 32*1024);
nghttp2_session_on_window_update_received(session, &frame);
/* Send nothing because of connection-level window */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(64*1024 == ud.data_source_length);
/* Back 32KiB in connection-level window */
frame.hd.stream_id = 0;
nghttp2_session_on_window_update_received(session, &frame);
/* Sends another 32KiB data */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(32*1024 == ud.data_source_length);
stream = nghttp2_session_get_stream(session, 1);
/* Change initial window size to 16KiB. The window_size becomes
negative. */
new_initial_window_size = 16*1024;
stream->remote_window_size = new_initial_window_size-
(session->remote_settings.initial_window_size
- stream->remote_window_size);
session->remote_settings.initial_window_size = new_initial_window_size;
CU_ASSERT(-48*1024 == stream->remote_window_size);
/* Back 48KiB to stream window */
frame.hd.stream_id = 1;
frame.window_update.window_size_increment = 48*1024;
nghttp2_session_on_window_update_received(session, &frame);
/* Nothing is sent because window_size is 0 */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(32*1024 == ud.data_source_length);
/* Back 16KiB in stream window */
frame.hd.stream_id = 1;
frame.window_update.window_size_increment = 16*1024;
nghttp2_session_on_window_update_received(session, &frame);
/* Back 24KiB in connection-level window */
frame.hd.stream_id = 0;
frame.window_update.window_size_increment = 24*1024;
nghttp2_session_on_window_update_received(session, &frame);
/* Sends another 16KiB data */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(16*1024 == ud.data_source_length);
/* Increase initial window size to 32KiB */
iv[0].settings_id = NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE;
iv[0].value = 32*1024;
nghttp2_frame_settings_init(&settings_frame.settings, NGHTTP2_FLAG_NONE,
dup_iv(iv, 1), 1);
nghttp2_session_on_settings_received(session, &settings_frame, 1);
nghttp2_frame_settings_free(&settings_frame.settings);
/* Sends another 8KiB data */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(8*1024 == ud.data_source_length);
/* Back 8KiB in connection-level window */
frame.hd.stream_id = 0;
frame.window_update.window_size_increment = 8*1024;
nghttp2_session_on_window_update_received(session, &frame);
/* Sends last 8KiB data */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(0 == ud.data_source_length);
CU_ASSERT(nghttp2_session_get_stream(session, 1)->shut_flags &
NGHTTP2_SHUT_WR);
nghttp2_frame_window_update_free(&frame.window_update);
nghttp2_session_del(session);
}
void test_nghttp2_session_flow_control_data_recv(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
uint8_t data[64*1024+16];
nghttp2_frame_hd hd;
nghttp2_outbound_item *item;
nghttp2_stream *stream;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
/* Initial window size to 64KiB - 1*/
nghttp2_session_client_new(&session, &callbacks, NULL);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENED, NULL);
session->next_stream_id = 3;
nghttp2_stream_shutdown(stream, NGHTTP2_SHUT_WR);
session->local_window_size = NGHTTP2_MAX_PAYLOADLEN;
stream->local_window_size = NGHTTP2_MAX_PAYLOADLEN;
/* Create DATA frame */
memset(data, 0, sizeof(data));
nghttp2_frame_hd_init(&hd, NGHTTP2_MAX_PAYLOADLEN, NGHTTP2_DATA,
NGHTTP2_FLAG_END_STREAM, 1);
nghttp2_frame_pack_frame_hd(data, &hd);
CU_ASSERT(NGHTTP2_MAX_PAYLOADLEN+NGHTTP2_FRAME_HDLEN ==
nghttp2_session_mem_recv(session, data,
NGHTTP2_MAX_PAYLOADLEN +
NGHTTP2_FRAME_HDLEN));
item = nghttp2_session_get_next_ob_item(session);
/* Since this is the last frame, stream-level WINDOW_UPDATE is not
issued, but connection-level is. */
CU_ASSERT(NGHTTP2_WINDOW_UPDATE == item->frame.hd.type);
CU_ASSERT(0 == item->frame.hd.stream_id);
CU_ASSERT(NGHTTP2_MAX_PAYLOADLEN ==
item->frame.window_update.window_size_increment);
CU_ASSERT(0 == nghttp2_session_send(session));
/* Receive DATA for closed stream. They are still subject to under
connection-level flow control, since this situation arises when
RST_STREAM is issued by the remote, but the local side keeps
sending DATA frames. Without calculating connection-level window,
the subsequent flow control gets confused. */
CU_ASSERT(NGHTTP2_MAX_PAYLOADLEN+NGHTTP2_FRAME_HDLEN ==
nghttp2_session_mem_recv(session, data,
NGHTTP2_MAX_PAYLOADLEN +
NGHTTP2_FRAME_HDLEN));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_WINDOW_UPDATE == item->frame.hd.type);
CU_ASSERT(0 == item->frame.hd.stream_id);
CU_ASSERT(NGHTTP2_MAX_PAYLOADLEN ==
item->frame.window_update.window_size_increment);
nghttp2_session_del(session);
}
void test_nghttp2_session_flow_control_data_with_padding_recv(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
uint8_t data[1024];
nghttp2_frame_hd hd;
nghttp2_stream *stream;
nghttp2_option *option;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_option_new(&option);
/* Disable auto window update so that we can check padding is
consumed automatically */
nghttp2_option_set_no_auto_window_update(option, 1);
/* Initial window size to 64KiB - 1*/
nghttp2_session_client_new2(&session, &callbacks, NULL, option);
nghttp2_option_del(option);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENED, NULL);
/* Create DATA frame */
memset(data, 0, sizeof(data));
nghttp2_frame_hd_init(&hd, 357, NGHTTP2_DATA,
NGHTTP2_FLAG_END_STREAM | NGHTTP2_FLAG_PADDED, 1);
nghttp2_frame_pack_frame_hd(data, &hd);
/* Set Pad Length field, which itself is padding */
data[NGHTTP2_FRAME_HDLEN] = 255;
CU_ASSERT((ssize_t)(NGHTTP2_FRAME_HDLEN + hd.length) ==
nghttp2_session_mem_recv(session, data,
NGHTTP2_FRAME_HDLEN + hd.length));
CU_ASSERT((int32_t)hd.length == session->recv_window_size);
CU_ASSERT((int32_t)hd.length == stream->recv_window_size);
CU_ASSERT(256 == session->consumed_size);
CU_ASSERT(256 == stream->consumed_size);
nghttp2_session_del(session);
}
void test_nghttp2_session_data_read_temporal_failure(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
nghttp2_data_provider data_prd;
nghttp2_frame frame;
nghttp2_stream *stream;
size_t data_size = 128*1024;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
data_prd.read_callback = fixed_length_data_source_read_callback;
ud.data_source_length = data_size;
/* Initial window size is 64KiB - 1 */
nghttp2_session_client_new(&session, &callbacks, &ud);
nghttp2_submit_request(session, NULL, NULL, 0, &data_prd, NULL);
/* Sends NGHTTP2_INITIAL_WINDOW_SIZE data, assuming, it is equal to
or smaller than NGHTTP2_INITIAL_CONNECTION_WINDOW_SIZE */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(data_size - NGHTTP2_INITIAL_WINDOW_SIZE == ud.data_source_length);
stream = nghttp2_session_get_stream(session, 1);
CU_ASSERT(nghttp2_stream_check_deferred_by_flow_control(stream));
CU_ASSERT(NGHTTP2_DATA == stream->data_item->frame.hd.type);
stream->data_item->aux_data.data.data_prd.read_callback =
temporal_failure_data_source_read_callback;
/* Back NGHTTP2_INITIAL_WINDOW_SIZE to both connection-level and
stream-wise window */
nghttp2_frame_window_update_init(&frame.window_update, NGHTTP2_FLAG_NONE,
1, NGHTTP2_INITIAL_WINDOW_SIZE);
nghttp2_session_on_window_update_received(session, &frame);
frame.hd.stream_id = 0;
nghttp2_session_on_window_update_received(session, &frame);
nghttp2_frame_window_update_free(&frame.window_update);
/* Sending data will fail (soft fail) and treated as stream error */
ud.frame_send_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(data_size - NGHTTP2_INITIAL_WINDOW_SIZE == ud.data_source_length);
CU_ASSERT(1 == ud.frame_send_cb_called);
CU_ASSERT(NGHTTP2_RST_STREAM == ud.sent_frame_type);
data_prd.read_callback = fail_data_source_read_callback;
nghttp2_submit_request(session, NULL, NULL, 0, &data_prd, NULL);
/* Sending data will fail (hard fail) and session tear down */
CU_ASSERT(NGHTTP2_ERR_CALLBACK_FAILURE == nghttp2_session_send(session));
nghttp2_session_del(session);
}
void test_nghttp2_session_on_stream_close(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data user_data;
nghttp2_stream *stream;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.on_stream_close_callback = stream_close_callback;
user_data.stream_close_cb_called = 0;
nghttp2_session_client_new(&session, &callbacks, &user_data);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENED, &user_data);
CU_ASSERT(stream != NULL);
CU_ASSERT(nghttp2_session_close_stream(session, 1, NGHTTP2_NO_ERROR) == 0);
CU_ASSERT(user_data.stream_close_cb_called == 1);
nghttp2_session_del(session);
}
void test_nghttp2_session_on_ctrl_not_send(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data user_data;
nghttp2_stream *stream;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.on_frame_not_send_callback = on_frame_not_send_callback;
callbacks.send_callback = null_send_callback;
user_data.frame_not_send_cb_called = 0;
user_data.not_sent_frame_type = 0;
user_data.not_sent_error = 0;
nghttp2_session_server_new(&session, &callbacks, &user_data);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, &user_data);
/* Check response HEADERS */
/* Send bogus stream ID */
CU_ASSERT(0 ==
nghttp2_submit_headers(session, NGHTTP2_FLAG_END_STREAM, 3,
NULL, NULL, 0, NULL));
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == user_data.frame_not_send_cb_called);
CU_ASSERT(NGHTTP2_HEADERS == user_data.not_sent_frame_type);
CU_ASSERT(NGHTTP2_ERR_STREAM_CLOSED == user_data.not_sent_error);
user_data.frame_not_send_cb_called = 0;
/* Shutdown transmission */
stream->shut_flags |= NGHTTP2_SHUT_WR;
CU_ASSERT(0 ==
nghttp2_submit_headers(session, NGHTTP2_FLAG_END_STREAM, 1,
NULL, NULL, 0, NULL));
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == user_data.frame_not_send_cb_called);
CU_ASSERT(NGHTTP2_HEADERS == user_data.not_sent_frame_type);
CU_ASSERT(NGHTTP2_ERR_STREAM_SHUT_WR == user_data.not_sent_error);
stream->shut_flags = NGHTTP2_SHUT_NONE;
user_data.frame_not_send_cb_called = 0;
/* Queue RST_STREAM */
CU_ASSERT(0 ==
nghttp2_submit_headers(session, NGHTTP2_FLAG_END_STREAM, 1,
NULL, NULL, 0, NULL));
CU_ASSERT(0 == nghttp2_submit_rst_stream(session, NGHTTP2_FLAG_NONE, 1,
NGHTTP2_INTERNAL_ERROR));
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == user_data.frame_not_send_cb_called);
CU_ASSERT(NGHTTP2_HEADERS == user_data.not_sent_frame_type);
CU_ASSERT(NGHTTP2_ERR_STREAM_CLOSING == user_data.not_sent_error);
stream = nghttp2_session_open_stream(session, 3, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENED, &user_data);
nghttp2_session_del(session);
/* Check request HEADERS */
user_data.frame_not_send_cb_called = 0;
CU_ASSERT(nghttp2_session_client_new(&session, &callbacks, &user_data) == 0);
/* Maximum Stream ID is reached */
session->next_stream_id = (1u << 31)+1;
CU_ASSERT(NGHTTP2_ERR_STREAM_ID_NOT_AVAILABLE ==
nghttp2_submit_headers(session, NGHTTP2_FLAG_END_STREAM, -1,
NULL, NULL, 0, NULL));
user_data.frame_not_send_cb_called = 0;
/* Send GOAWAY */
CU_ASSERT(0 == nghttp2_submit_goaway(session, NGHTTP2_FLAG_NONE,
(1u << 31) - 1, NGHTTP2_NO_ERROR,
NULL, 0));
session->next_stream_id = 9;
CU_ASSERT(0 < nghttp2_submit_headers(session, NGHTTP2_FLAG_END_STREAM, -1,
NULL, NULL, 0, NULL));
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == user_data.frame_not_send_cb_called);
CU_ASSERT(NGHTTP2_HEADERS == user_data.not_sent_frame_type);
CU_ASSERT(NGHTTP2_ERR_START_STREAM_NOT_ALLOWED == user_data.not_sent_error);
nghttp2_session_del(session);
}
void test_nghttp2_session_get_outbound_queue_size(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
CU_ASSERT(0 == nghttp2_session_client_new(&session, &callbacks, NULL));
CU_ASSERT(0 == nghttp2_session_get_outbound_queue_size(session));
CU_ASSERT(0 == nghttp2_submit_ping(session, NGHTTP2_FLAG_NONE, NULL));
CU_ASSERT(1 == nghttp2_session_get_outbound_queue_size(session));
CU_ASSERT(0 == nghttp2_submit_goaway(session, NGHTTP2_FLAG_NONE,
3, NGHTTP2_NO_ERROR, NULL, 0));
CU_ASSERT(2 == nghttp2_session_get_outbound_queue_size(session));
nghttp2_session_del(session);
}
void test_nghttp2_session_get_effective_local_window_size(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_stream *stream;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
CU_ASSERT(0 == nghttp2_session_client_new(&session, &callbacks, NULL));
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENED, NULL);
CU_ASSERT(NGHTTP2_INITIAL_CONNECTION_WINDOW_SIZE ==
nghttp2_session_get_effective_local_window_size(session));
CU_ASSERT(0 == nghttp2_session_get_effective_recv_data_length(session));
CU_ASSERT(NGHTTP2_INITIAL_WINDOW_SIZE ==
nghttp2_session_get_stream_effective_local_window_size
(session, 1));
CU_ASSERT(0 ==
nghttp2_session_get_stream_effective_recv_data_length(session, 1));
/* Check connection flow control */
session->recv_window_size = 100;
nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 0, 1100);
CU_ASSERT(NGHTTP2_INITIAL_CONNECTION_WINDOW_SIZE + 1000 ==
nghttp2_session_get_effective_local_window_size(session));
CU_ASSERT(0 == nghttp2_session_get_effective_recv_data_length(session));
nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 0, -50);
/* Now session->recv_window_size = -50 */
CU_ASSERT(NGHTTP2_INITIAL_CONNECTION_WINDOW_SIZE + 950 ==
nghttp2_session_get_effective_local_window_size(session));
CU_ASSERT(0 == nghttp2_session_get_effective_recv_data_length(session));
session->recv_window_size += 50;
/* Now session->recv_window_size = 0 */
nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 0, 100);
CU_ASSERT(NGHTTP2_INITIAL_CONNECTION_WINDOW_SIZE + 1050 ==
nghttp2_session_get_effective_local_window_size(session));
CU_ASSERT(50 == nghttp2_session_get_effective_recv_data_length(session));
/* Check stream flow control */
stream->recv_window_size = 100;
nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 1, 1100);
CU_ASSERT(NGHTTP2_INITIAL_WINDOW_SIZE + 1000 ==
nghttp2_session_get_stream_effective_local_window_size
(session, 1));
CU_ASSERT(0 == nghttp2_session_get_stream_effective_recv_data_length
(session, 1));
nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 1, -50);
/* Now stream->recv_window_size = -50 */
CU_ASSERT(NGHTTP2_INITIAL_WINDOW_SIZE + 950 ==
nghttp2_session_get_stream_effective_local_window_size
(session, 1));
CU_ASSERT(0 == nghttp2_session_get_stream_effective_recv_data_length
(session, 1));
stream->recv_window_size += 50;
/* Now stream->recv_window_size = 0 */
nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 1, 100);
CU_ASSERT(NGHTTP2_INITIAL_WINDOW_SIZE + 1050 ==
nghttp2_session_get_stream_effective_local_window_size
(session, 1));
CU_ASSERT(50 ==
nghttp2_session_get_stream_effective_recv_data_length
(session, 1));
nghttp2_session_del(session);
}
void test_nghttp2_session_set_option(void)
{
nghttp2_session* session;
nghttp2_session_callbacks callbacks;
nghttp2_option *option;
nghttp2_option_new(&option);
nghttp2_option_set_no_auto_window_update(option, 1);
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
nghttp2_session_client_new2(&session, &callbacks, NULL, option);
CU_ASSERT(session->opt_flags & NGHTTP2_OPTMASK_NO_AUTO_WINDOW_UPDATE);
nghttp2_session_del(session);
nghttp2_option_set_peer_max_concurrent_streams(option, 100);
nghttp2_session_client_new2(&session, &callbacks, NULL, option);
CU_ASSERT(100 == session->remote_settings.max_concurrent_streams);
nghttp2_session_del(session);
nghttp2_option_del(option);
}
void test_nghttp2_session_data_backoff_by_high_pri_frame(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
nghttp2_data_provider data_prd;
nghttp2_stream *stream;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = block_count_send_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
data_prd.read_callback = fixed_length_data_source_read_callback;
ud.frame_send_cb_called = 0;
ud.data_source_length = NGHTTP2_DATA_PAYLOADLEN * 4;
nghttp2_session_client_new(&session, &callbacks, &ud);
nghttp2_submit_request(session, NULL, NULL, 0, &data_prd, NULL);
ud.block_count = 2;
/* Sends request HEADERS + DATA[0] */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(NGHTTP2_DATA == ud.sent_frame_type);
/* data for DATA[1] is read from data_prd but it is not sent */
CU_ASSERT(ud.data_source_length == NGHTTP2_DATA_PAYLOADLEN * 2);
nghttp2_submit_ping(session, NGHTTP2_FLAG_NONE, NULL);
ud.block_count = 2;
/* Sends DATA[1] + PING, PING is interleaved in DATA sequence */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(NGHTTP2_PING == ud.sent_frame_type);
/* data for DATA[2] is read from data_prd but it is not sent */
CU_ASSERT(ud.data_source_length == NGHTTP2_DATA_PAYLOADLEN);
ud.block_count = 2;
/* Sends DATA[2..3] */
CU_ASSERT(0 == nghttp2_session_send(session));
stream = nghttp2_session_get_stream(session, 1);
CU_ASSERT(stream->shut_flags & NGHTTP2_SHUT_WR);
nghttp2_session_del(session);
}
static void check_session_recv_data_with_padding(nghttp2_bufs *bufs,
size_t datalen)
{
nghttp2_session *session;
my_user_data ud;
nghttp2_session_callbacks callbacks;
uint8_t *in;
size_t inlen;
memset(&callbacks, 0, sizeof(callbacks));
callbacks.on_frame_recv_callback = on_frame_recv_callback;
callbacks.on_data_chunk_recv_callback = on_data_chunk_recv_callback;
nghttp2_session_server_new(&session, &callbacks, &ud);
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING,
NULL);
inlen = nghttp2_bufs_remove(bufs, &in);
ud.frame_recv_cb_called = 0;
ud.data_chunk_len = 0;
CU_ASSERT((ssize_t)inlen == nghttp2_session_mem_recv(session, in, inlen));
CU_ASSERT(1 == ud.frame_recv_cb_called);
CU_ASSERT(datalen == ud.data_chunk_len);
free(in);
nghttp2_session_del(session);
}
void test_nghttp2_session_pack_data_with_padding(void)
{
nghttp2_session *session;
my_user_data ud;
nghttp2_session_callbacks callbacks;
nghttp2_data_provider data_prd;
nghttp2_frame *frame;
size_t datalen = 55;
memset(&callbacks, 0, sizeof(callbacks));
callbacks.send_callback = block_count_send_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
callbacks.select_padding_callback = select_padding_callback;
data_prd.read_callback = fixed_length_data_source_read_callback;
nghttp2_session_client_new(&session, &callbacks, &ud);
ud.padlen = 63;
nghttp2_submit_request(session, NULL, NULL, 0, &data_prd, NULL);
ud.block_count = 1;
ud.data_source_length = datalen;
/* Sends HEADERS */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(NGHTTP2_HEADERS == ud.sent_frame_type);
frame = &session->aob.item->frame;
CU_ASSERT(ud.padlen == frame->data.padlen);
CU_ASSERT(frame->hd.flags & NGHTTP2_FLAG_PADDED);
/* Check reception of this DATA frame */
check_session_recv_data_with_padding(&session->aob.framebufs, datalen);
nghttp2_session_del(session);
}
void test_nghttp2_session_pack_headers_with_padding(void)
{
nghttp2_session *session, *sv_session;
accumulator acc;
my_user_data ud;
nghttp2_session_callbacks callbacks;
nghttp2_nv nv = MAKE_NV(":path", "/");
memset(&callbacks, 0, sizeof(callbacks));
callbacks.send_callback = accumulator_send_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
callbacks.select_padding_callback = select_padding_callback;
callbacks.on_frame_recv_callback = on_frame_recv_callback;
acc.length = 0;
ud.acc = &acc;
nghttp2_session_client_new(&session, &callbacks, &ud);
nghttp2_session_server_new(&sv_session, &callbacks, &ud);
ud.padlen = 163;
CU_ASSERT(1 == nghttp2_submit_request(session, NULL, &nv, 1, NULL, NULL));
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(acc.length < NGHTTP2_MAX_PAYLOADLEN);
ud.frame_recv_cb_called = 0;
CU_ASSERT((ssize_t)acc.length ==
nghttp2_session_mem_recv(sv_session, acc.buf, acc.length));
CU_ASSERT(1 == ud.frame_recv_cb_called);
CU_ASSERT(NULL == nghttp2_session_get_next_ob_item(sv_session));
nghttp2_session_del(sv_session);
nghttp2_session_del(session);
}
void test_nghttp2_pack_settings_payload(void)
{
nghttp2_settings_entry iv[2];
uint8_t buf[64];
ssize_t len;
nghttp2_settings_entry *resiv;
size_t resniv;
iv[0].settings_id = NGHTTP2_SETTINGS_HEADER_TABLE_SIZE;
iv[0].value = 1023;
iv[1].settings_id = NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE;
iv[1].value = 4095;
len = nghttp2_pack_settings_payload(buf, sizeof(buf), iv, 2);
CU_ASSERT(2 * NGHTTP2_FRAME_SETTINGS_ENTRY_LENGTH == len);
CU_ASSERT(0 == nghttp2_frame_unpack_settings_payload2(&resiv, &resniv,
buf, len));
CU_ASSERT(2 == resniv);
CU_ASSERT(NGHTTP2_SETTINGS_HEADER_TABLE_SIZE == resiv[0].settings_id);
CU_ASSERT(1023 == resiv[0].value);
CU_ASSERT(NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE == resiv[1].settings_id);
CU_ASSERT(4095 == resiv[1].value);
free(resiv);
len = nghttp2_pack_settings_payload(buf, 9 /* too small */, iv, 2);
CU_ASSERT(NGHTTP2_ERR_INSUFF_BUFSIZE == len);
}
#define check_stream_dep_sib(STREAM, DEP_PREV, DEP_NEXT, SIB_PREV, SIB_NEXT) \
do { \
CU_ASSERT(DEP_PREV == STREAM->dep_prev); \
CU_ASSERT(DEP_NEXT == STREAM->dep_next); \
CU_ASSERT(SIB_PREV == STREAM->sib_prev); \
CU_ASSERT(SIB_NEXT == STREAM->sib_next); \
} while(0)
/* nghttp2_stream_dep_add() and its families functions should be
tested in nghttp2_stream_test.c, but it is easier to use
nghttp2_session_open_stream(). Therefore, we test them here. */
void test_nghttp2_session_stream_dep_add(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_stream *a, *b, *c, *d, *e;
memset(&callbacks, 0, sizeof(callbacks));
nghttp2_session_server_new(&session, &callbacks, NULL);
a = open_stream(session, 1);
b = open_stream_with_dep(session, 3, a);
c = open_stream_with_dep(session, 5, a);
d = open_stream_with_dep(session, 7, c);
/* a
* |
* b--c
* |
* d
*/
CU_ASSERT(4 == a->num_substreams);
CU_ASSERT(1 == b->num_substreams);
CU_ASSERT(2 == c->num_substreams);
CU_ASSERT(1 == d->num_substreams);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT * 2 == a->sum_dep_weight);
CU_ASSERT(0 == b->sum_dep_weight);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == c->sum_dep_weight);
CU_ASSERT(0 == d->sum_dep_weight);
check_stream_dep_sib(a, NULL, b, NULL, NULL);
check_stream_dep_sib(b, a, NULL, NULL, c);
check_stream_dep_sib(c, NULL, d, b, NULL);
check_stream_dep_sib(d, c, NULL, NULL, NULL);
CU_ASSERT(4 == session->roots.num_streams);
CU_ASSERT(a == session->roots.head);
CU_ASSERT(NULL == a->root_next);
e = open_stream_with_dep_excl(session, 9, a);
/* a
* |
* e
* |
* b--c
* |
* d
*/
CU_ASSERT(5 == a->num_substreams);
CU_ASSERT(4 == e->num_substreams);
CU_ASSERT(1 == b->num_substreams);
CU_ASSERT(2 == c->num_substreams);
CU_ASSERT(1 == d->num_substreams);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == a->sum_dep_weight);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT * 2 == e->sum_dep_weight);
CU_ASSERT(0 == b->sum_dep_weight);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == c->sum_dep_weight);
CU_ASSERT(0 == d->sum_dep_weight);
check_stream_dep_sib(a, NULL, e, NULL, NULL);
check_stream_dep_sib(e, a, b, NULL, NULL);
check_stream_dep_sib(b, e, NULL, NULL, c);
check_stream_dep_sib(c, NULL, d, b, NULL);
check_stream_dep_sib(d, c, NULL, NULL, NULL);
CU_ASSERT(5 == session->roots.num_streams);
CU_ASSERT(a == session->roots.head);
CU_ASSERT(NULL == a->root_next);
nghttp2_session_del(session);
}
void test_nghttp2_session_stream_dep_remove(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_stream *a, *b, *c, *d, *e, *f;
memset(&callbacks, 0, sizeof(callbacks));
/* Remove root */
nghttp2_session_server_new(&session, &callbacks, NULL);
a = open_stream(session, 1);
b = open_stream_with_dep(session, 3, a);
c = open_stream_with_dep(session, 5, a);
d = open_stream_with_dep(session, 7, c);
/* a
* |
* b--c
* |
* d
*/
nghttp2_stream_dep_remove(a);
/* becomes:
* b c
* |
* d
*/
CU_ASSERT(1 == a->num_substreams);
CU_ASSERT(1 == b->num_substreams);
CU_ASSERT(2 == c->num_substreams);
CU_ASSERT(1 == d->num_substreams);
CU_ASSERT(0 == a->sum_dep_weight);
CU_ASSERT(0 == b->sum_dep_weight);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == c->sum_dep_weight);
CU_ASSERT(0 == d->sum_dep_weight);
check_stream_dep_sib(a, NULL, NULL, NULL, NULL);
check_stream_dep_sib(b, NULL, NULL, NULL, NULL);
check_stream_dep_sib(c, NULL, d, NULL, NULL);
check_stream_dep_sib(d, c, NULL, NULL, NULL);
CU_ASSERT(3 == session->roots.num_streams);
CU_ASSERT(c == session->roots.head);
CU_ASSERT(b == c->root_next);
CU_ASSERT(NULL == b->root_next);
nghttp2_session_del(session);
/* Remove left most stream */
nghttp2_session_server_new(&session, &callbacks, NULL);
a = open_stream(session, 1);
b = open_stream_with_dep(session, 3, a);
c = open_stream_with_dep(session, 5, a);
d = open_stream_with_dep(session, 7, c);
/* a
* |
* b--c
* |
* d
*/
nghttp2_stream_dep_remove(b);
/* becomes:
* a
* |
* c
* |
* d
*/
CU_ASSERT(3 == a->num_substreams);
CU_ASSERT(1 == b->num_substreams);
CU_ASSERT(2 == c->num_substreams);
CU_ASSERT(1 == d->num_substreams);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == a->sum_dep_weight);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == c->sum_dep_weight);
CU_ASSERT(0 == d->sum_dep_weight);
CU_ASSERT(0 == b->sum_dep_weight);
check_stream_dep_sib(a, NULL, c, NULL, NULL);
check_stream_dep_sib(b, NULL, NULL, NULL, NULL);
check_stream_dep_sib(c, a, d, NULL, NULL);
check_stream_dep_sib(d, c, NULL, NULL, NULL);
CU_ASSERT(3 == session->roots.num_streams);
CU_ASSERT(a == session->roots.head);
CU_ASSERT(NULL == a->root_next);
nghttp2_session_del(session);
/* Remove right most stream */
nghttp2_session_server_new(&session, &callbacks, NULL);
a = open_stream(session, 1);
b = open_stream_with_dep(session, 3, a);
c = open_stream_with_dep(session, 5, a);
d = open_stream_with_dep(session, 7, c);
/* a
* |
* b--c
* |
* d
*/
nghttp2_stream_dep_remove(c);
/* becomes:
* a
* |
* b--d
*/
CU_ASSERT(3 == a->num_substreams);
CU_ASSERT(1 == b->num_substreams);
CU_ASSERT(1 == c->num_substreams);
CU_ASSERT(1 == d->num_substreams);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT * 2 == a->sum_dep_weight);
CU_ASSERT(0 == b->sum_dep_weight);
CU_ASSERT(0 == d->sum_dep_weight);
CU_ASSERT(0 == c->sum_dep_weight);
check_stream_dep_sib(a, NULL, b, NULL, NULL);
check_stream_dep_sib(b, a, NULL, NULL, d);
check_stream_dep_sib(c, NULL, NULL, NULL, NULL);
check_stream_dep_sib(d, NULL, NULL, b, NULL);
nghttp2_session_del(session);
/* Remove middle stream */
nghttp2_session_server_new(&session, &callbacks, NULL);
a = open_stream(session, 1);
b = open_stream_with_dep(session, 3, a);
c = open_stream_with_dep(session, 5, a);
d = open_stream_with_dep(session, 7, a);
e = open_stream_with_dep(session, 9, c);
f = open_stream_with_dep(session, 11, c);
/* a
* |
* b--c--d
* |
* e--f
*/
CU_ASSERT(6 == a->num_substreams);
CU_ASSERT(1 == b->num_substreams);
CU_ASSERT(3 == c->num_substreams);
CU_ASSERT(1 == d->num_substreams);
CU_ASSERT(1 == e->num_substreams);
CU_ASSERT(1 == f->num_substreams);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT * 3 == a->sum_dep_weight);
CU_ASSERT(0 == b->sum_dep_weight);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT * 2 == c->sum_dep_weight);
CU_ASSERT(0 == d->sum_dep_weight);
CU_ASSERT(0 == e->sum_dep_weight);
CU_ASSERT(0 == f->sum_dep_weight);
nghttp2_stream_dep_remove(c);
/* becomes:
* a
* |
* b--e--f--d
*/
CU_ASSERT(5 == a->num_substreams);
CU_ASSERT(1 == b->num_substreams);
CU_ASSERT(1 == c->num_substreams);
CU_ASSERT(1 == d->num_substreams);
CU_ASSERT(1 == e->num_substreams);
CU_ASSERT(1 == f->num_substreams);
/* c's weight 16 is distributed evenly to e and f. Each weight of e
and f becomes 8. */
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT * 2 + 8 * 2 == a->sum_dep_weight);
CU_ASSERT(0 == b->sum_dep_weight);
CU_ASSERT(0 == c->sum_dep_weight);
CU_ASSERT(0 == d->sum_dep_weight);
CU_ASSERT(0 == e->sum_dep_weight);
CU_ASSERT(0 == f->sum_dep_weight);
check_stream_dep_sib(a, NULL, b, NULL, NULL);
check_stream_dep_sib(b, a, NULL, NULL, e);
check_stream_dep_sib(c, NULL, NULL, NULL, NULL);
check_stream_dep_sib(e, NULL, NULL, b, f);
check_stream_dep_sib(f, NULL, NULL, e, d);
check_stream_dep_sib(d, NULL, NULL, f, NULL);
nghttp2_session_del(session);
}
void test_nghttp2_session_stream_dep_add_subtree(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_stream *a, *b, *c, *d, *e, *f;
memset(&callbacks, 0, sizeof(callbacks));
/* dep_stream has dep_next */
nghttp2_session_server_new(&session, &callbacks, NULL);
a = open_stream(session, 1);
b = open_stream_with_dep(session, 3, a);
c = open_stream_with_dep(session, 5, a);
d = open_stream_with_dep(session, 7, c);
e = open_stream(session, 9);
f = open_stream_with_dep(session, 11, e);
/* a e
* | |
* b--c f
* |
* d
*/
nghttp2_stream_dep_add_subtree(a, e, &session->ob_da_pq,
session->last_cycle);
/* becomes
* a
* |
* b--c--e
* | |
* d f
*/
CU_ASSERT(6 == a->num_substreams);
CU_ASSERT(1 == b->num_substreams);
CU_ASSERT(2 == c->num_substreams);
CU_ASSERT(1 == d->num_substreams);
CU_ASSERT(2 == e->num_substreams);
CU_ASSERT(1 == f->num_substreams);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT * 3 == a->sum_dep_weight);
CU_ASSERT(0 == b->sum_dep_weight);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == c->sum_dep_weight);
CU_ASSERT(0 == d->sum_dep_weight);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == e->sum_dep_weight);
CU_ASSERT(0 == f->sum_dep_weight);
check_stream_dep_sib(a, NULL, b, NULL, NULL);
check_stream_dep_sib(b, a, NULL, NULL, c);
check_stream_dep_sib(c, NULL, d, b, e);
check_stream_dep_sib(d, c, NULL, NULL, NULL);
check_stream_dep_sib(e, NULL, f, c, NULL);
check_stream_dep_sib(f, e, NULL, NULL, NULL);
nghttp2_session_del(session);
/* dep_stream has dep_next and now we insert subtree */
nghttp2_session_server_new(&session, &callbacks, NULL);
a = open_stream(session, 1);
b = open_stream_with_dep(session, 3, a);
c = open_stream_with_dep(session, 5, a);
d = open_stream_with_dep(session, 7, c);
e = open_stream(session, 9);
f = open_stream_with_dep(session, 11, e);
/* a e
* | |
* b--c f
* |
* d
*/
nghttp2_stream_dep_insert_subtree(a, e, &session->ob_da_pq,
session->last_cycle);
/* becomes
* a
* |
* e
* |
* f--b--c
* |
* d
*/
CU_ASSERT(6 == a->num_substreams);
CU_ASSERT(1 == b->num_substreams);
CU_ASSERT(2 == c->num_substreams);
CU_ASSERT(1 == d->num_substreams);
CU_ASSERT(5 == e->num_substreams);
CU_ASSERT(1 == f->num_substreams);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == a->sum_dep_weight);
CU_ASSERT(0 == b->sum_dep_weight);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == c->sum_dep_weight);
CU_ASSERT(0 == d->sum_dep_weight);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT * 3 == e->sum_dep_weight);
CU_ASSERT(0 == f->sum_dep_weight);
check_stream_dep_sib(a, NULL, e, NULL, NULL);
check_stream_dep_sib(e, a, f, NULL, NULL);
check_stream_dep_sib(f, e, NULL, NULL, b);
check_stream_dep_sib(b, NULL, NULL, f, c);
check_stream_dep_sib(c, NULL, d, b, NULL);
check_stream_dep_sib(d, c, NULL, NULL, NULL);
nghttp2_session_del(session);
}
void test_nghttp2_session_stream_dep_remove_subtree(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_stream *a, *b, *c, *d, *e;
memset(&callbacks, 0, sizeof(callbacks));
/* Remove left most stream */
nghttp2_session_server_new(&session, &callbacks, NULL);
a = open_stream(session, 1);
b = open_stream_with_dep(session, 3, a);
c = open_stream_with_dep(session, 5, a);
d = open_stream_with_dep(session, 7, c);
/* a
* |
* b--c
* |
* d
*/
nghttp2_stream_dep_remove_subtree(c);
/* becomes
* a c
* | |
* b d
*/
CU_ASSERT(2 == a->num_substreams);
CU_ASSERT(1 == b->num_substreams);
CU_ASSERT(2 == c->num_substreams);
CU_ASSERT(1 == d->num_substreams);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == a->sum_dep_weight);
CU_ASSERT(0 == b->sum_dep_weight);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == c->sum_dep_weight);
CU_ASSERT(0 == d->sum_dep_weight);
check_stream_dep_sib(a, NULL, b, NULL, NULL);
check_stream_dep_sib(b, a, NULL, NULL, NULL);
check_stream_dep_sib(c, NULL, d, NULL, NULL);
check_stream_dep_sib(d, c, NULL, NULL, NULL);
nghttp2_session_del(session);
/* Remove right most stream */
nghttp2_session_server_new(&session, &callbacks, NULL);
a = open_stream(session, 1);
b = open_stream_with_dep(session, 3, a);
c = open_stream_with_dep(session, 5, a);
d = open_stream_with_dep(session, 7, c);
/* a
* |
* b--c
* |
* d
*/
nghttp2_stream_dep_remove_subtree(b);
/* becomes
* a b
* |
* c
* |
* d
*/
CU_ASSERT(3 == a->num_substreams);
CU_ASSERT(1 == b->num_substreams);
CU_ASSERT(2 == c->num_substreams);
CU_ASSERT(1 == d->num_substreams);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == a->sum_dep_weight);
CU_ASSERT(0 == b->sum_dep_weight);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == c->sum_dep_weight);
CU_ASSERT(0 == d->sum_dep_weight);
check_stream_dep_sib(a, NULL, c, NULL, NULL);
check_stream_dep_sib(c, a, d, NULL, NULL);
check_stream_dep_sib(d, c, NULL, NULL, NULL);
check_stream_dep_sib(b, NULL, NULL, NULL, NULL);
nghttp2_session_del(session);
/* Remove middle stream */
nghttp2_session_server_new(&session, &callbacks, NULL);
a = open_stream(session, 1);
b = open_stream_with_dep(session, 3, a);
c = open_stream_with_dep(session, 5, a);
d = open_stream_with_dep(session, 7, c);
e = open_stream_with_dep(session, 9, a);
/* a
* |
* b--c--e
* |
* d
*/
nghttp2_stream_dep_remove_subtree(c);
/* becomes
* a c
* | |
* b--e d
*/
CU_ASSERT(3 == a->num_substreams);
CU_ASSERT(1 == b->num_substreams);
CU_ASSERT(1 == e->num_substreams);
CU_ASSERT(2 == c->num_substreams);
CU_ASSERT(1 == d->num_substreams);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT * 2 == a->sum_dep_weight);
CU_ASSERT(0 == b->sum_dep_weight);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == c->sum_dep_weight);
CU_ASSERT(0 == d->sum_dep_weight);
CU_ASSERT(0 == e->sum_dep_weight);
check_stream_dep_sib(a, NULL, b, NULL, NULL);
check_stream_dep_sib(b, a, NULL, NULL, e);
check_stream_dep_sib(e, NULL, NULL, b, NULL);
check_stream_dep_sib(c, NULL, d, NULL, NULL);
check_stream_dep_sib(d, c, NULL, NULL, NULL);
nghttp2_session_del(session);
}
void test_nghttp2_session_stream_dep_all_your_stream_are_belong_to_us(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_stream *a, *b, *c, *d;
memset(&callbacks, 0, sizeof(callbacks));
nghttp2_session_server_new(&session, &callbacks, NULL);
a = open_stream(session, 1);
b = open_stream_with_dep(session, 3, a);
c = open_stream(session, 5);
/* a c
* |
* b
*/
nghttp2_stream_dep_remove_subtree(c);
CU_ASSERT(0 == nghttp2_stream_dep_all_your_stream_are_belong_to_us
(c, &session->ob_da_pq, session->last_cycle));
/*
* c
* |
* a
* |
* b
*/
CU_ASSERT(3 == c->num_substreams);
CU_ASSERT(2 == a->num_substreams);
CU_ASSERT(1 == b->num_substreams);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == c->sum_dep_weight);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == a->sum_dep_weight);
CU_ASSERT(0 == b->sum_dep_weight);
check_stream_dep_sib(c, NULL, a, NULL, NULL);
check_stream_dep_sib(a, c, b, NULL, NULL);
check_stream_dep_sib(b, a, NULL, NULL, NULL);
nghttp2_session_del(session);
nghttp2_session_server_new(&session, &callbacks, NULL);
a = open_stream(session, 1);
b = open_stream(session, 3);
c = open_stream(session, 5);
/*
* a b c
*/
nghttp2_stream_dep_remove_subtree(c);
CU_ASSERT(0 == nghttp2_stream_dep_all_your_stream_are_belong_to_us
(c, &session->ob_da_pq, session->last_cycle));
/*
* c
* |
* b--a
*/
CU_ASSERT(3 == c->num_substreams);
CU_ASSERT(1 == a->num_substreams);
CU_ASSERT(1 == b->num_substreams);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT * 2 == c->sum_dep_weight);
CU_ASSERT(0 == b->sum_dep_weight);
CU_ASSERT(0 == a->sum_dep_weight);
check_stream_dep_sib(c, NULL, b, NULL, NULL);
check_stream_dep_sib(b, c, NULL, NULL, a);
check_stream_dep_sib(a, NULL, NULL, b, NULL);
nghttp2_session_del(session);
nghttp2_session_server_new(&session, &callbacks, NULL);
a = open_stream(session, 1);
b = open_stream_with_dep(session, 3, a);
c = open_stream(session, 5);
d = open_stream_with_dep(session, 7, c);
/* a c
* | |
* b d
*/
nghttp2_stream_dep_remove_subtree(c);
CU_ASSERT(0 == nghttp2_stream_dep_all_your_stream_are_belong_to_us
(c, &session->ob_da_pq, session->last_cycle));
/*
* c
* |
* d--a
* |
* b
*/
CU_ASSERT(4 == c->num_substreams);
CU_ASSERT(1 == d->num_substreams);
CU_ASSERT(2 == a->num_substreams);
CU_ASSERT(1 == b->num_substreams);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT * 2 == c->sum_dep_weight);
CU_ASSERT(0 == d->sum_dep_weight);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == a->sum_dep_weight);
CU_ASSERT(0 == b->sum_dep_weight);
check_stream_dep_sib(c, NULL, d, NULL, NULL);
check_stream_dep_sib(d, c, NULL, NULL, a);
check_stream_dep_sib(a, NULL, b, d, NULL);
check_stream_dep_sib(b, a, NULL, NULL, NULL);
nghttp2_session_del(session);
}
void test_nghttp2_session_stream_attach_data(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_stream *a, *b, *c, *d;
nghttp2_outbound_item *da, *db, *dc, *dd;
memset(&callbacks, 0, sizeof(callbacks));
nghttp2_session_server_new(&session, &callbacks, NULL);
a = open_stream(session, 1);
b = open_stream_with_dep(session, 3, a);
c = open_stream_with_dep(session, 5, a);
d = open_stream_with_dep(session, 7, c);
/* a
* |
* b--c
* |
* d
*/
db = create_data_ob_item();
nghttp2_stream_attach_data(b, db, &session->ob_da_pq, session->last_cycle);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == a->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_TOP == b->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == c->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == d->dpri);
CU_ASSERT(16 == b->effective_weight);
CU_ASSERT(16 == a->sum_norest_weight);
CU_ASSERT(1 == db->queued);
dc = create_data_ob_item();
nghttp2_stream_attach_data(c, dc, &session->ob_da_pq, session->last_cycle);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == a->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_TOP == b->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_TOP == c->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == d->dpri);
CU_ASSERT(16 * 16 / 32 == b->effective_weight);
CU_ASSERT(16 * 16 / 32 == c->effective_weight);
CU_ASSERT(32 == a->sum_norest_weight);
CU_ASSERT(1 == dc->queued);
da = create_data_ob_item();
nghttp2_stream_attach_data(a, da, &session->ob_da_pq, session->last_cycle);
CU_ASSERT(NGHTTP2_STREAM_DPRI_TOP == a->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_REST == b->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_REST == c->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == d->dpri);
CU_ASSERT(16 == a->effective_weight);
CU_ASSERT(1 == da->queued);
nghttp2_stream_detach_data(a, &session->ob_da_pq, session->last_cycle);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == a->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_TOP == b->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_TOP == c->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == d->dpri);
CU_ASSERT(16 * 16 / 32 == b->effective_weight);
CU_ASSERT(16 * 16 / 32 == c->effective_weight);
dd = create_data_ob_item();
nghttp2_stream_attach_data(d, dd, &session->ob_da_pq, session->last_cycle);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == a->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_TOP == b->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_TOP == c->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_REST == d->dpri);
CU_ASSERT(16 * 16 / 32 == b->effective_weight);
CU_ASSERT(16 * 16 / 32 == c->effective_weight);
CU_ASSERT(0 == dd->queued);
nghttp2_stream_detach_data(c, &session->ob_da_pq, session->last_cycle);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == a->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_TOP == b->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == c->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_REST == d->dpri);
CU_ASSERT(16 * 16 / 16 == b->effective_weight);
CU_ASSERT(0 == dd->queued);
nghttp2_stream_detach_data(b, &session->ob_da_pq, session->last_cycle);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == a->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == b->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == c->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_TOP == d->dpri);
CU_ASSERT(16 * 16 / 16 == d->effective_weight);
CU_ASSERT(1 == dd->queued);
nghttp2_session_del(session);
}
void test_nghttp2_session_stream_attach_data_subtree(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_stream *a, *b, *c, *d, *e, *f;
nghttp2_outbound_item *db, *dd, *de;
memset(&callbacks, 0, sizeof(callbacks));
nghttp2_session_server_new(&session, &callbacks, NULL);
a = open_stream(session, 1);
b = open_stream_with_dep(session, 3, a);
c = open_stream_with_dep(session, 5, a);
d = open_stream_with_dep(session, 7, c);
e = open_stream(session, 9);
f = open_stream_with_dep(session, 11, e);
/*
* a e
* | |
* b--c f
* |
* d
*/
de = create_data_ob_item();
nghttp2_stream_attach_data(e, de, &session->ob_da_pq, session->last_cycle);
db = create_data_ob_item();
nghttp2_stream_attach_data(b, db, &session->ob_da_pq, session->last_cycle);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == a->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_TOP == b->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == c->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == d->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_TOP == e->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == f->dpri);
CU_ASSERT(16 == b->effective_weight);
CU_ASSERT(16 == e->effective_weight);
/* Insert subtree e under a */
nghttp2_stream_dep_remove_subtree(e);
nghttp2_stream_dep_insert_subtree(a, e, &session->ob_da_pq,
session->last_cycle);
/*
* a
* |
* e
* |
* f--b--c
* |
* d
*/
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == a->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_REST == b->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == c->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == d->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_TOP == e->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == f->dpri);
CU_ASSERT(16 == e->effective_weight);
/* Remove subtree b */
nghttp2_stream_dep_remove_subtree(b);
nghttp2_stream_dep_make_root(b, &session->ob_da_pq, session->last_cycle);
/*
* a b
* |
* e
* |
* f--c
* |
* d
*/
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == a->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_TOP == b->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == c->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == d->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_TOP == e->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == f->dpri);
CU_ASSERT(16 == b->effective_weight);
CU_ASSERT(16 == e->effective_weight);
/* Remove subtree a */
nghttp2_stream_dep_remove_subtree(a);
nghttp2_stream_dep_make_root(a, &session->ob_da_pq, session->last_cycle);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == a->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_TOP == b->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == c->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == d->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_TOP == e->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == f->dpri);
/* Remove subtree c */
nghttp2_stream_dep_remove_subtree(c);
nghttp2_stream_dep_make_root(c, &session->ob_da_pq, session->last_cycle);
/*
* a b c
* | |
* e d
* |
* f
*/
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == a->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_TOP == b->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == c->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == d->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_TOP == e->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == f->dpri);
dd = create_data_ob_item();
nghttp2_stream_attach_data(d, dd, &session->ob_da_pq, session->last_cycle);
/* Add subtree c to a */
nghttp2_stream_dep_remove_subtree(c);
nghttp2_stream_dep_add_subtree(a, c, &session->ob_da_pq,
session->last_cycle);
/*
* a b
* |
* e--c
* | |
* f d
*/
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == a->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_TOP == b->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == c->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_REST == d->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_TOP == e->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == f->dpri);
CU_ASSERT(16 == b->effective_weight);
CU_ASSERT(16 * 16 / 16 == e->effective_weight);
CU_ASSERT(32 == a->sum_norest_weight);
CU_ASSERT(16 == c->sum_norest_weight);
/* Insert b under a */
nghttp2_stream_dep_remove_subtree(b);
nghttp2_stream_dep_insert_subtree(a, b, &session->ob_da_pq,
session->last_cycle);
/*
* a
* |
* b
* |
* e--c
* | |
* f d
*/
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == a->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_TOP == b->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == c->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_REST == d->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_REST == e->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == f->dpri);
CU_ASSERT(16 == b->effective_weight);
CU_ASSERT(16 == a->sum_norest_weight);
CU_ASSERT(0 == b->sum_norest_weight);
/* Remove subtree b */
nghttp2_stream_dep_remove_subtree(b);
nghttp2_stream_dep_make_root(b, &session->ob_da_pq, session->last_cycle);
/*
* b a
* |
* e--c
* | |
* f d
*/
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == a->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_TOP == b->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == c->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_REST == d->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_REST == e->dpri);
CU_ASSERT(NGHTTP2_STREAM_DPRI_NO_DATA == f->dpri);
CU_ASSERT(0 == a->sum_norest_weight);
CU_ASSERT(0 == b->sum_norest_weight);
nghttp2_session_del(session);
}
void test_nghttp2_session_keep_closed_stream(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
/* nghttp2_stream *stream; */
const size_t max_concurrent_streams = 5;
nghttp2_settings_entry iv = {
NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS,
max_concurrent_streams
};
size_t i;
memset(&callbacks, 0, sizeof(callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_server_new(&session, &callbacks, NULL);
nghttp2_submit_settings(session, NGHTTP2_FLAG_NONE, &iv, 1);
for(i = 0; i < max_concurrent_streams; ++i) {
open_stream(session, (int)i * 2 + 1);
}
CU_ASSERT(0 == session->num_closed_streams);
nghttp2_session_close_stream(session, 1, NGHTTP2_NO_ERROR);
CU_ASSERT(1 == session->num_closed_streams);
CU_ASSERT(1 == session->closed_stream_tail->stream_id);
CU_ASSERT(session->closed_stream_tail == session->closed_stream_head);
nghttp2_session_close_stream(session, 5, NGHTTP2_NO_ERROR);
CU_ASSERT(2 == session->num_closed_streams);
CU_ASSERT(5 == session->closed_stream_tail->stream_id);
CU_ASSERT(1 == session->closed_stream_head->stream_id);
open_stream(session, 11);
CU_ASSERT(1 == session->num_closed_streams);
CU_ASSERT(5 == session->closed_stream_tail->stream_id);
CU_ASSERT(session->closed_stream_tail == session->closed_stream_head);
open_stream(session, 13);
CU_ASSERT(0 == session->num_closed_streams);
CU_ASSERT(NULL == session->closed_stream_tail);
CU_ASSERT(NULL == session->closed_stream_head);
nghttp2_session_del(session);
}
void test_nghttp2_session_graceful_shutdown(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
memset(&callbacks, 0, sizeof(callbacks));
callbacks.send_callback = block_count_send_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
nghttp2_session_server_new(&session, &callbacks, &ud);
CU_ASSERT(0 == nghttp2_submit_goaway(session, NGHTTP2_FLAG_NONE,
(1u << 31) - 1, NGHTTP2_NO_ERROR,
NULL, 0));
ud.block_count = 1;
ud.frame_send_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == ud.frame_send_cb_called);
CU_ASSERT((1u << 31) - 1 == session->local_last_stream_id);
CU_ASSERT(0 == nghttp2_session_terminate_session2(session, 300,
NGHTTP2_NO_ERROR));
ud.block_count = 1;
ud.frame_send_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == ud.frame_send_cb_called);
CU_ASSERT(300 == session->local_last_stream_id);
nghttp2_session_del(session);
}
void test_nghttp2_session_on_header_temporal_failure(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
nghttp2_bufs bufs;
nghttp2_buf *buf;
nghttp2_hd_deflater deflater;
nghttp2_nv nv[] = {
MAKE_NV("alpha", "bravo"),
MAKE_NV("charlie", "delta")
};
nghttp2_nv *nva;
size_t hdpos;
ssize_t rv;
nghttp2_frame frame;
nghttp2_frame_hd hd;
nghttp2_outbound_item *item;
memset(&callbacks, 0, sizeof(callbacks));
callbacks.on_header_callback = temporal_failure_on_header_callback;
nghttp2_session_server_new(&session, &callbacks, &ud);
frame_pack_bufs_init(&bufs);
nghttp2_hd_deflate_init(&deflater);
nghttp2_nv_array_copy(&nva, nv, 1);
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_STREAM, 1,
NGHTTP2_HCAT_REQUEST, NULL, nva, 1);
nghttp2_frame_pack_headers(&bufs, &frame.headers, &deflater);
nghttp2_frame_headers_free(&frame.headers);
/* We are going to create CONTINUATION. First serialize header
block, and then frame header. */
hdpos = nghttp2_bufs_len(&bufs);
buf = &bufs.head->buf;
buf->last += NGHTTP2_FRAME_HDLEN;
nghttp2_hd_deflate_hd_bufs(&deflater, &bufs, &nv[1], 1);
nghttp2_frame_hd_init(&hd,
nghttp2_bufs_len(&bufs) - hdpos - NGHTTP2_FRAME_HDLEN,
NGHTTP2_CONTINUATION, NGHTTP2_FLAG_END_HEADERS, 1);
nghttp2_frame_pack_frame_hd(&buf->pos[hdpos], &hd);
rv = nghttp2_session_mem_recv(session, buf->pos, nghttp2_bufs_len(&bufs));
CU_ASSERT(rv == nghttp2_bufs_len(&bufs));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_RST_STREAM == item->frame.hd.type);
/* Make sure no header decompression error occurred */
CU_ASSERT(NGHTTP2_GOAWAY_NONE == session->goaway_flags);
nghttp2_bufs_free(&bufs);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
}
void test_nghttp2_session_recv_client_preface(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_option *option;
ssize_t rv;
nghttp2_frame ping_frame;
uint8_t buf[16];
memset(&callbacks, 0, sizeof(callbacks));
nghttp2_option_new(&option);
nghttp2_option_set_recv_client_preface(option, 1);
/* Check success case */
nghttp2_session_server_new2(&session, &callbacks, NULL, option);
CU_ASSERT(session->opt_flags & NGHTTP2_OPTMASK_RECV_CLIENT_PREFACE);
rv = nghttp2_session_mem_recv
(session,
(const uint8_t*)NGHTTP2_CLIENT_CONNECTION_PREFACE,
NGHTTP2_CLIENT_CONNECTION_PREFACE_LEN);
CU_ASSERT(rv == NGHTTP2_CLIENT_CONNECTION_PREFACE_LEN);
CU_ASSERT(NGHTTP2_IB_READ_FIRST_SETTINGS == session->iframe.state);
/* Receiving PING is error */
nghttp2_frame_ping_init(&ping_frame.ping, NGHTTP2_FLAG_NONE, NULL);
nghttp2_frame_pack_frame_hd(buf, &ping_frame.ping.hd);
rv = nghttp2_session_mem_recv(session, buf, NGHTTP2_FRAME_HDLEN);
CU_ASSERT(NGHTTP2_FRAME_HDLEN == rv);
CU_ASSERT(NGHTTP2_IB_IGN_PAYLOAD == session->iframe.state);
CU_ASSERT(8 == session->iframe.payloadleft);
nghttp2_frame_ping_free(&ping_frame.ping);
nghttp2_session_del(session);
/* Check bad case */
nghttp2_session_server_new2(&session, &callbacks, NULL, option);
/* Feed preface with one byte less */
rv = nghttp2_session_mem_recv
(session,
(const uint8_t*)NGHTTP2_CLIENT_CONNECTION_PREFACE,
NGHTTP2_CLIENT_CONNECTION_PREFACE_LEN - 1);
CU_ASSERT(rv == NGHTTP2_CLIENT_CONNECTION_PREFACE_LEN - 1);
CU_ASSERT(NGHTTP2_IB_READ_CLIENT_PREFACE == session->iframe.state);
CU_ASSERT(1 == session->iframe.payloadleft);
rv = nghttp2_session_mem_recv(session, (const uint8_t*)"\0", 1);
CU_ASSERT(NGHTTP2_ERR_BAD_PREFACE == rv);
nghttp2_session_del(session);
nghttp2_option_del(option);
}
void test_nghttp2_session_delete_data_item(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_stream *a;
nghttp2_data_provider prd;
memset(&callbacks, 0, sizeof(callbacks));
nghttp2_session_server_new(&session, &callbacks, NULL);
a = open_stream(session, 1);
open_stream_with_dep(session, 3, a);
/* We don't care about these members, since we won't send data */
prd.source.ptr = NULL;
prd.read_callback = fail_data_source_read_callback;
/* This data item will be marked as TOP */
CU_ASSERT(0 == nghttp2_submit_data(session, NGHTTP2_FLAG_NONE, 1, &prd));
/* This data item will be marked as REST */
CU_ASSERT(0 == nghttp2_submit_data(session, NGHTTP2_FLAG_NONE, 3, &prd));
nghttp2_session_del(session);
}
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