/* * nghttp2 - HTTP/2.0 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 #include #include #include "nghttp2_session.h" #include "nghttp2_stream.h" #include "nghttp2_net.h" #include "nghttp2_helper.h" #include "nghttp2_test_helper.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; int frame_send_cb_called; nghttp2_frame_type sent_frame_type; int frame_not_send_cb_called; nghttp2_frame_type 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 padding_boundary; } my_user_data; static void scripted_data_feed_init(scripted_data_feed *df, uint8_t *data, size_t data_length) { memset(df, 0, sizeof(scripted_data_feed)); memcpy(df->data, data, data_length); df->datamark = df->data; df->datalimit = df->data+data_length; df->feedseq[0] = data_length; } 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_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; 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->padding_boundary - 1) / ud->padding_boundary * ud->padding_boundary); } static ssize_t fixed_length_data_source_read_callback (nghttp2_session *session, int32_t stream_id, uint8_t *buf, size_t len, int *eof, 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) { *eof = 1; } return wlen; } static ssize_t temporal_failure_data_source_read_callback (nghttp2_session *session, int32_t stream_id, uint8_t *buf, size_t len, int *eof, 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, int *eof, 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; int 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, 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, void *user_data) { on_header_callback(session, frame, name, namelen, value, valuelen, user_data); return NGHTTP2_ERR_PAUSE; } 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, int *eof, 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); } 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", "/") }; uint8_t *framedata = NULL; size_t framedatalen = 0; size_t bufoff; ssize_t framelen; nghttp2_frame frame; size_t i; nghttp2_outbound_item *item; nghttp2_nv *nva; ssize_t nvlen; nghttp2_hd_deflater deflater; 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; user_data.df = &df; nghttp2_session_server_new(&session, &callbacks, &user_data); nghttp2_hd_deflate_init(&deflater); nvlen = nghttp2_nv_array_copy(&nva, nv, ARRLEN(nv)); nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 1, NGHTTP2_PRI_DEFAULT, nva, nvlen); framelen = nghttp2_frame_pack_headers(&framedata, &framedatalen, &bufoff, &frame.headers, &deflater); scripted_data_feed_init(&df, framedata + bufoff, framelen - bufoff); /* Send 1 byte per each read */ for(i = 0; i < framelen - bufoff; ++i) { df.feedseq[i] = 1; } nghttp2_frame_headers_free(&frame.headers); user_data.frame_recv_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); /* Received HEADERS without header block, which is valid */ nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 5, NGHTTP2_PRI_DEFAULT, NULL, 0); framelen = nghttp2_frame_pack_headers(&framedata, &framedatalen, &bufoff, &frame.headers, &deflater); nghttp2_frame_headers_free(&frame.headers); scripted_data_feed_init(&df, framedata + bufoff, framelen - bufoff); user_data.frame_recv_cb_called = 0; CU_ASSERT(0 == nghttp2_session_recv(session)); CU_ASSERT(1 == user_data.frame_recv_cb_called); 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); nghttp2_reserve_buffer(&framedata, &framedatalen, 77); framelen = nghttp2_frame_pack_ping(&framedata, &framedatalen, &frame.ping); nghttp2_frame_ping_free(&frame.ping); nghttp2_put_uint16be(&framedata[0], framedatalen - NGHTTP2_FRAME_HEAD_LENGTH); scripted_data_feed_init(&df, framedata, framedatalen); user_data.frame_recv_cb_called = 0; CU_ASSERT(0 == nghttp2_session_recv(session)); CU_ASSERT(0 == user_data.frame_recv_cb_called); item = nghttp2_session_get_next_ob_item(session); CU_ASSERT(NGHTTP2_GOAWAY == OB_CTRL_TYPE(item)); CU_ASSERT(NGHTTP2_FRAME_SIZE_ERROR == OB_CTRL(item)->goaway.error_code); CU_ASSERT(0 == nghttp2_session_send(session)); free(framedata); 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; uint8_t *framedata = NULL; size_t framedatalen = 0; size_t bufoff; ssize_t framelen; nghttp2_frame frame; nghttp2_hd_deflater deflater; 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_PRI_DEFAULT, NULL, 0); framelen = nghttp2_frame_pack_headers(&framedata, &framedatalen, &bufoff, &frame.headers, &deflater); scripted_data_feed_init(&df, framedata + bufoff, framelen - bufoff); nghttp2_frame_headers_free(&frame.headers); CU_ASSERT(0 == nghttp2_session_recv(session)); CU_ASSERT(1 == user_data.invalid_frame_recv_cb_called); free(framedata); 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", "/") }; uint8_t *framedata = NULL; size_t framedatalen = 0; size_t bufoff; ssize_t framelen; nghttp2_frame frame; nghttp2_nv *nva; ssize_t nvlen; nghttp2_hd_deflater deflater; 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 = nghttp2_nv_array_copy(&nva, nv, ARRLEN(nv)); nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 1, NGHTTP2_PRI_DEFAULT, nva, nvlen); framelen = nghttp2_frame_pack_headers(&framedata, &framedatalen, &bufoff, &frame.headers, &deflater); scripted_data_feed_init(&df, framedata + bufoff, framelen - bufoff); 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_init(&df, framedata + bufoff, framelen - bufoff); CU_ASSERT(0 == nghttp2_session_recv(session)); CU_ASSERT(0 == nghttp2_session_send(session)); CU_ASSERT(0 == user_data.frame_send_cb_called); free(framedata); 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]; int 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, 8+4096); CU_ASSERT(8+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 == OB_CTRL_TYPE(item)); 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, NGHTTP2_PRI_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, 8+4096); CU_ASSERT(8+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, 8+4096); CU_ASSERT(8+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, 8+4096); CU_ASSERT(8+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 == OB_CTRL_TYPE(item)); CU_ASSERT(1 == OB_CTRL(item)->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, 8+4096); CU_ASSERT(8+4096 == rv); } item = nghttp2_session_get_next_ob_item(session); CU_ASSERT(NGHTTP2_WINDOW_UPDATE == OB_CTRL_TYPE(item)); CU_ASSERT(0 == OB_CTRL(item)->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, 8+4096); CU_ASSERT(8+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 == OB_CTRL_TYPE(item)); CU_ASSERT(NGHTTP2_PROTOCOL_ERROR == OB_CTRL(item)->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; uint8_t *framedata = NULL; size_t framedatacap = 0; size_t framedatalen; size_t bufoff; size_t framedataoff; ssize_t rv; my_user_data ud; nghttp2_hd_deflater deflater; uint8_t data[1024]; size_t datalen; nghttp2_frame_hd cont_hd; memset(&callbacks, 0, sizeof(nghttp2_session_callbacks)); callbacks.on_header_callback = on_header_callback; callbacks.on_begin_headers_callback = on_begin_headers_callback; nghttp2_session_server_new(&session, &callbacks, &ud); nghttp2_hd_deflate_init(&deflater); /* Make 1 HEADERS and insert CONTINUATION header */ nvlen = nghttp2_nv_array_copy(&nva, nv1, ARRLEN(nv1)); nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_NONE, 1, NGHTTP2_PRI_DEFAULT, nva, nvlen); framedatalen = nghttp2_frame_pack_headers(&framedata, &framedatacap, &bufoff, &frame.headers, &deflater); nghttp2_frame_headers_free(&frame.headers); memcpy(data, framedata + bufoff, 9); datalen = 9; framedataoff = bufoff + NGHTTP2_FRAME_HEAD_LENGTH + 1; nghttp2_put_uint16be(data, 1); /* First CONTINUATION, 2 bytes */ cont_hd.length = 2; cont_hd.type = NGHTTP2_CONTINUATION; cont_hd.flags = NGHTTP2_FLAG_NONE; cont_hd.stream_id = 1; nghttp2_frame_pack_frame_hd(data + datalen, &cont_hd); datalen += NGHTTP2_FRAME_HEAD_LENGTH; memcpy(data + datalen, framedata + framedataoff, cont_hd.length); datalen += cont_hd.length; framedataoff += cont_hd.length; /* Second CONTINUATION, rest of the bytes */ cont_hd.length = framedatalen - framedataoff; cont_hd.flags = NGHTTP2_FLAG_END_HEADERS; cont_hd.stream_id = 1; nghttp2_frame_pack_frame_hd(data + datalen, &cont_hd); datalen += NGHTTP2_FRAME_HEAD_LENGTH; memcpy(data + datalen, framedata + framedataoff, cont_hd.length); datalen += cont_hd.length; framedataoff += cont_hd.length; assert(framedataoff == framedatalen); ud.header_cb_called = 0; rv = nghttp2_session_mem_recv(session, data, datalen); CU_ASSERT((ssize_t)datalen == rv); CU_ASSERT(2 == ud.header_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 = nghttp2_nv_array_copy(&nva, nv1, ARRLEN(nv1)); nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_NONE, 1, NGHTTP2_PRI_DEFAULT, nva, nvlen); framedatalen = nghttp2_frame_pack_headers(&framedata, &framedatacap, &bufoff, &frame.headers, &deflater); nghttp2_frame_headers_free(&frame.headers); memcpy(data, framedata + bufoff, framedatalen - bufoff); datalen = framedatalen - bufoff; /* Followed by PRIORITY */ nghttp2_frame_priority_init(&frame.priority, 1, 0); framedatalen = nghttp2_frame_pack_priority(&framedata, &framedatacap, &frame.priority); memcpy(data + datalen, framedata, framedatalen); datalen += framedatalen; 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 == OB_CTRL_TYPE(nghttp2_session_get_next_ob_item(session))); free(framedata); 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; uint8_t *framedata = NULL; size_t framedatacap = 0; size_t framedatalen; ssize_t rv; my_user_data ud; nghttp2_hd_deflater deflater; nghttp2_outbound_item *item; size_t bufoff = 0; memset(&callbacks, 0, sizeof(nghttp2_session_callbacks)); nghttp2_session_server_new(&session, &callbacks, &ud); nghttp2_hd_deflate_init(&deflater); nvlen = nghttp2_nv_array_copy(&nva, nv1, ARRLEN(nv1)); nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 1, NGHTTP2_PRI_DEFAULT, nva, nvlen); framedatalen = nghttp2_frame_pack_headers(&framedata, &framedatacap, &bufoff, &frame.headers, &deflater); nghttp2_frame_headers_free(&frame.headers); /* Intentionally feed payload cutting last 1 byte off */ nghttp2_put_uint16be(framedata + bufoff, frame.hd.length - 1); rv = nghttp2_session_mem_recv(session, framedata + bufoff, framedatalen - bufoff - 1); CU_ASSERT((ssize_t)(framedatalen - bufoff - 1) == rv); item = nghttp2_session_get_next_ob_item(session); CU_ASSERT(NULL != item); CU_ASSERT(NGHTTP2_GOAWAY == OB_CTRL_TYPE(item)); CU_ASSERT(NGHTTP2_COMPRESSION_ERROR == OB_CTRL(item)->goaway.error_code); free(framedata); nghttp2_hd_deflate_free(&deflater); 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") }; uint8_t *framedata = NULL; size_t framedatalen = 0; ssize_t framelen1, framelen2; ssize_t rv; uint8_t buffer[4096]; uint8_t *bufp = buffer; size_t buflen; size_t bufoff; nghttp2_frame frame; nghttp2_nv *nva; ssize_t nvlen; const nghttp2_frame *recv_frame; nghttp2_frame_hd data_hd; nghttp2_hd_deflater deflater; 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 = nghttp2_nv_array_copy(&nva, nv1, ARRLEN(nv1)); nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 1, NGHTTP2_PRI_DEFAULT, nva, nvlen); framelen1 = nghttp2_frame_pack_headers(&framedata, &framedatalen, &bufoff, &frame.headers, &deflater); nghttp2_frame_headers_free(&frame.headers); memcpy(buffer, framedata + bufoff, framelen1 - bufoff); framelen1 -= bufoff; nvlen = nghttp2_nv_array_copy(&nva, nv2, ARRLEN(nv2)); nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 3, NGHTTP2_PRI_DEFAULT, nva, nvlen); framelen2 = nghttp2_frame_pack_headers(&framedata, &framedatalen, &bufoff, &frame.headers, &deflater); nghttp2_frame_headers_free(&frame.headers); memcpy(buffer + framelen1, framedata + bufoff, framelen2 - bufoff); framelen2 -= bufoff; buflen = framelen1 + framelen2; /* Receive 1st HEADERS and pause */ user_data.begin_headers_cb_called = 0; user_data.header_cb_called = 0; rv = nghttp2_session_mem_recv(session, bufp, buflen); bufp += rv; buflen -= rv; recv_frame = user_data.frame; CU_ASSERT(NGHTTP2_HEADERS == recv_frame->hd.type); CU_ASSERT((size_t)framelen1 - NGHTTP2_FRAME_HEAD_LENGTH == 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, bufp, buflen); bufp += rv; buflen -= 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, bufp, buflen); bufp += rv; buflen -= rv; recv_frame = user_data.frame; CU_ASSERT(NGHTTP2_HEADERS == recv_frame->hd.type); CU_ASSERT((size_t)framelen2 - NGHTTP2_FRAME_HEAD_LENGTH == 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, bufp, buflen); bufp += rv; buflen -= 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, bufp, buflen); bufp += rv; buflen -= 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 */ data_hd.length = 16; data_hd.type = NGHTTP2_DATA; data_hd.flags = NGHTTP2_FLAG_NONE; data_hd.stream_id = 1; nghttp2_frame_pack_frame_hd(buffer, &data_hd); bufp = buffer; buflen = sizeof(buffer); /* Intentionally specify larger buffer size to see pause is kicked in. */ user_data.frame_recv_cb_called = 0; rv = nghttp2_session_mem_recv(session, buffer, sizeof(buffer)); CU_ASSERT(16 + NGHTTP2_FRAME_HEAD_LENGTH == 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, buffer, sizeof(buffer)); CU_ASSERT(16 + NGHTTP2_FRAME_HEAD_LENGTH == 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); free(framedata); 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_frame *frame; nghttp2_headers_aux_data *aux_data = malloc(sizeof(nghttp2_headers_aux_data)); nghttp2_nv *nva; ssize_t nvlen; memset(&callbacks, 0, sizeof(nghttp2_session_callbacks)); callbacks.send_callback = accumulator_send_callback; memset(aux_data, 0, sizeof(nghttp2_headers_aux_data)); acc.length = 0; user_data.acc = &acc; CU_ASSERT(0 == nghttp2_session_client_new(&session, &callbacks, &user_data)); frame = malloc(sizeof(nghttp2_frame)); nvlen = nghttp2_nv_array_copy(&nva, nv, ARRLEN(nv)); nghttp2_frame_headers_init(&frame->headers, NGHTTP2_FLAG_END_HEADERS | NGHTTP2_FLAG_PRIORITY, -1, NGHTTP2_PRI_DEFAULT, nva, nvlen); CU_ASSERT(0 == nghttp2_session_add_frame(session, NGHTTP2_CAT_CTRL, frame, aux_data)); CU_ASSERT(0 == nghttp2_pq_empty(&session->ob_ss_pq)); CU_ASSERT(0 == nghttp2_session_send(session)); CU_ASSERT(NGHTTP2_HEADERS == acc.buf[2]); CU_ASSERT((NGHTTP2_FLAG_END_HEADERS | NGHTTP2_FLAG_PRIORITY) == acc.buf[3]); /* check stream id */ CU_ASSERT(1 == nghttp2_get_uint32(&acc.buf[4])); 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; 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); memset(session->iframe.buf, 0, 4); session->iframe.buflen = 4; nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS | NGHTTP2_FLAG_PRIORITY, stream_id, 1 << 20, 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(1 << 20 == stream->pri); 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_PRI_DEFAULT, 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[NGHTTP2_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_PRI_DEFAULT, 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); memset(session->iframe.buf, 0, 4); session->iframe.buflen = 4; nvlen = nghttp2_nv_array_copy(&nva, malformed_nva, ARRLEN(malformed_nva)); nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS | NGHTTP2_FLAG_PRIORITY, 1, 1 << 20, 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, NGHTTP2_PRI_DEFAULT, NGHTTP2_STREAM_OPENING, NULL); nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 1, NGHTTP2_PRI_DEFAULT, 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, NGHTTP2_PRI_DEFAULT, NGHTTP2_STREAM_OPENED, NULL); nghttp2_stream_shutdown(stream, NGHTTP2_SHUT_WR); nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 1, NGHTTP2_PRI_DEFAULT, 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, NGHTTP2_PRI_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, NGHTTP2_PRI_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, NGHTTP2_PRI_DEFAULT, NGHTTP2_STREAM_RESERVED, NULL); nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 2, NGHTTP2_PRI_DEFAULT, 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, NGHTTP2_PRI_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 == OB_CTRL_TYPE(item)); CU_ASSERT(NGHTTP2_REFUSED_STREAM == OB_CTRL(item)->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[NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS] = 1; stream = nghttp2_session_open_stream(session, 6, NGHTTP2_STREAM_FLAG_NONE, NGHTTP2_PRI_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 == OB_CTRL_TYPE(item)); CU_ASSERT(NGHTTP2_ENHANCE_YOUR_CALM == OB_CTRL(item)->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; 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, NGHTTP2_PRI_DEFAULT, NGHTTP2_STREAM_OPENING, NULL); nghttp2_frame_priority_init(&frame.priority, 1, 1000000007); /* non-push and initiated by remote peer */ CU_ASSERT(0 == nghttp2_session_on_priority_received(session, &frame)); CU_ASSERT(1000000007 == stream->pri); /* push and initiated by remote peer: no update */ stream->flags = NGHTTP2_STREAM_FLAG_PUSH; stream->pri = NGHTTP2_PRI_DEFAULT; CU_ASSERT(0 == nghttp2_session_on_priority_received(session, &frame)); CU_ASSERT(NGHTTP2_PRI_DEFAULT == stream->pri); stream = nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE, NGHTTP2_PRI_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_PRI_DEFAULT == stream->pri); /* push and initiated by local peer */ stream->flags = NGHTTP2_STREAM_FLAG_PUSH; CU_ASSERT(0 == nghttp2_session_on_priority_received(session, &frame)); CU_ASSERT(1000000007 == stream->pri); 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, NGHTTP2_PRI_DEFAULT, NGHTTP2_STREAM_RESERVED, NULL); nghttp2_frame_priority_init(&frame.priority, 3, 123); 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); } 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, NGHTTP2_PRI_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; 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)); nghttp2_session_client_new(&session, &callbacks, &user_data); session->remote_settings[NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE] = 16*1024; stream1 = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE, NGHTTP2_PRI_DEFAULT, NGHTTP2_STREAM_OPENING, NULL); stream2 = nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE, NGHTTP2_PRI_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[NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS]); CU_ASSERT(64*1024 == session->remote_settings[NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE]); CU_ASSERT(1024 == session->remote_settings[NGHTTP2_SETTINGS_HEADER_TABLE_SIZE]); CU_ASSERT(0 == session->remote_settings[NGHTTP2_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); 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 == OB_CTRL_TYPE(item)); 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 == OB_CTRL_TYPE(item)); 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); memset(session->iframe.buf, 0, 4); session->iframe.buflen = 4; stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE, NGHTTP2_PRI_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 == OB_CTRL_TYPE(item)); CU_ASSERT(4 == OB_CTRL(item)->hd.stream_id); CU_ASSERT(NGHTTP2_PROTOCOL_ERROR == OB_CTRL(item)->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 == OB_CTRL_TYPE(item)); CU_ASSERT(6 == OB_CTRL(item)->hd.stream_id); CU_ASSERT(NGHTTP2_REFUSED_STREAM == OB_CTRL(item)->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 == OB_CTRL_TYPE(item)); CU_ASSERT(0 == OB_CTRL(item)->hd.stream_id); CU_ASSERT(NGHTTP2_PROTOCOL_ERROR == OB_CTRL(item)->goaway.error_code); CU_ASSERT(0 == nghttp2_session_send(session)); nghttp2_session_del(session); nghttp2_session_client_new(&session, &callbacks, &user_data); memset(session->iframe.buf, 0, 4); session->iframe.buflen = 4; stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE, NGHTTP2_PRI_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 == OB_CTRL_TYPE(item)); CU_ASSERT(NGHTTP2_PROTOCOL_ERROR == OB_CTRL(item)->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); memset(session->iframe.buf, 0, 4); session->iframe.buflen = 4; stream = nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE, NGHTTP2_PRI_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); memset(session->iframe.buf, 0, 4); session->iframe.buflen = 4; stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE, NGHTTP2_PRI_DEFAULT, NGHTTP2_STREAM_OPENING, NULL); session->local_settings[NGHTTP2_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); memset(session->iframe.buf, 0, 4); session->iframe.buflen = 4; stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE, NGHTTP2_PRI_DEFAULT, NGHTTP2_STREAM_OPENING, NULL); nvlen = nghttp2_nv_array_copy(&nva, malformed_nva, ARRLEN(malformed_nva)); 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 == OB_CTRL_TYPE(top)); CU_ASSERT(NGHTTP2_FLAG_ACK == OB_CTRL(top)->hd.flags); CU_ASSERT(memcmp(opaque_data, OB_CTRL(top)->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, NGHTTP2_PRI_DEFAULT, NGHTTP2_STREAM_OPENED, NULL); 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); data_item = malloc(sizeof(nghttp2_outbound_item)); memset(data_item, 0, sizeof(nghttp2_outbound_item)); data_item->frame_cat = NGHTTP2_CAT_DATA; nghttp2_stream_defer_data(stream, data_item, NGHTTP2_DEFERRED_FLOW_CONTROL); 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(NULL == stream->deferred_data); 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, NGHTTP2_PRI_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, NGHTTP2_PRI_DEFAULT, NGHTTP2_STREAM_OPENING, NULL); frame.hd.length = 4096; frame.hd.flags = NGHTTP2_FLAG_NONE; frame.hd.stream_id = 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, NGHTTP2_PRI_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 == OB_CTRL_TYPE(top)); */ /* CU_ASSERT(NGHTTP2_PROTOCOL_ERROR == OB_CTRL(top)->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_frame *frame = malloc(sizeof(nghttp2_frame)); nghttp2_stream *stream; nghttp2_headers_aux_data *aux_data = malloc(sizeof(nghttp2_headers_aux_data)); memset(aux_data, 0, sizeof(nghttp2_headers_aux_data)); memset(&callbacks, 0, sizeof(nghttp2_session_callbacks)); callbacks.send_callback = null_send_callback; nghttp2_session_client_new(&session, &callbacks, NULL); nghttp2_frame_headers_init(&frame->headers, NGHTTP2_FLAG_END_HEADERS, -1, NGHTTP2_PRI_DEFAULT, NULL, 0); nghttp2_session_add_frame(session, NGHTTP2_CAT_CTRL, frame, aux_data); 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_frame *frame = malloc(sizeof(nghttp2_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, NGHTTP2_PRI_DEFAULT, NGHTTP2_STREAM_OPENING, NULL); nghttp2_frame_headers_init(&frame->headers, NGHTTP2_FLAG_END_HEADERS, 2, NGHTTP2_PRI_DEFAULT, NULL, 0); nghttp2_session_add_frame(session, NGHTTP2_CAT_CTRL, frame, NULL); 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_header_comp_error(void) { nghttp2_session *session; nghttp2_session_callbacks callbacks; nghttp2_frame *frame = malloc(sizeof(nghttp2_frame)); nghttp2_nv *nva; ssize_t nvlen; size_t vallen = NGHTTP2_HD_MAX_VALUE; nghttp2_nv nv[16]; size_t nnv = ARRLEN(nv); size_t i; 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'+i, vallen); nv[i].value[vallen] = '\0'; nv[i].valuelen = vallen; } memset(&callbacks, 0, sizeof(nghttp2_session_callbacks)); callbacks.send_callback = null_send_callback; nghttp2_session_client_new(&session, &callbacks, NULL); nvlen = nghttp2_nv_array_copy(&nva, nv, nnv); nghttp2_frame_headers_init(&frame->headers, NGHTTP2_FLAG_END_HEADERS, -1, NGHTTP2_PRI_DEFAULT, nva, nvlen); nghttp2_session_add_frame(session, NGHTTP2_CAT_CTRL, frame, NULL); CU_ASSERT(0 == nghttp2_session_send(session)); CU_ASSERT(session->goaway_flags & (NGHTTP2_GOAWAY_SEND | NGHTTP2_GOAWAY_FAIL_ON_SEND)); 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_frame *frame = malloc(sizeof(nghttp2_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, NGHTTP2_PRI_DEFAULT, NGHTTP2_STREAM_RESERVED, NULL); nghttp2_frame_headers_init(&frame->headers, NGHTTP2_FLAG_END_HEADERS, 2, NGHTTP2_PRI_DEFAULT, NULL, 0); nghttp2_session_add_frame(session, NGHTTP2_CAT_CTRL, frame, NULL); 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_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, NGHTTP2_PRI_DEFAULT, NGHTTP2_STREAM_OPENING, NULL); frame = malloc(sizeof(nghttp2_frame)); nghttp2_frame_rst_stream_init(&frame->rst_stream, 1, NGHTTP2_PROTOCOL_ERROR); nghttp2_session_add_frame(session, NGHTTP2_CAT_CTRL, frame, NULL); 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_frame *frame = malloc(sizeof(nghttp2_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, NGHTTP2_PRI_DEFAULT, NGHTTP2_STREAM_OPENING, NULL); nghttp2_frame_push_promise_init(&frame->push_promise, NGHTTP2_FLAG_END_HEADERS, 1, -1, NULL, 0); nghttp2_session_add_frame(session, NGHTTP2_CAT_CTRL, frame, NULL); 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); frame = malloc(sizeof(nghttp2_frame)); nghttp2_frame_push_promise_init(&frame->push_promise, NGHTTP2_FLAG_END_HEADERS, 1, -1, NULL, 0); nghttp2_session_add_frame(session, NGHTTP2_CAT_CTRL, frame, NULL); 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, NGHTTP2_PRI_DEFAULT, NGHTTP2_STREAM_OPENING, NULL); frame = malloc(sizeof(nghttp2_frame)); nghttp2_frame_push_promise_init(&frame->push_promise, NGHTTP2_FLAG_END_HEADERS, 1, -1, NULL, 0); nghttp2_session_add_frame(session, NGHTTP2_CAT_CTRL, frame, NULL); 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 == OB_CTRL_TYPE(item)); CU_ASSERT(2 == OB_CTRL(item)->settings.niv); CU_ASSERT(NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS == OB_CTRL(item)->settings.iv[0].settings_id); CU_ASSERT(1 == OB_CTRL(item)->settings.iv[0].value); CU_ASSERT(NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE == OB_CTRL(item)->settings.iv[1].settings_id); CU_ASSERT(4095 == OB_CTRL(item)->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[NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS]); CU_ASSERT(4095 == session->remote_settings[NGHTTP2_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); /* Check required settings */ iv[0].settings_id = NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS; iv[0].value = 1; settings_payloadlen = nghttp2_pack_settings_payload(settings_payload, sizeof(settings_payload), iv, 1); nghttp2_session_client_new(&session, &callbacks, NULL); CU_ASSERT(NGHTTP2_ERR_PROTO == nghttp2_session_upgrade(session, settings_payload, settings_payloadlen, NULL)); nghttp2_session_del(session); iv[0].settings_id = NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE; iv[0].value = 4095; settings_payloadlen = nghttp2_pack_settings_payload(settings_payload, sizeof(settings_payload), iv, 1); nghttp2_session_client_new(&session, &callbacks, NULL); CU_ASSERT(NGHTTP2_ERR_PROTO == 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_outbound_item *item; memset(&callbacks, 0, sizeof(nghttp2_session_callbacks)); callbacks.send_callback = block_count_send_callback; nghttp2_session_server_new(&session, &callbacks, &ud); nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE, 5000, NGHTTP2_STREAM_OPENING, NULL); stream = nghttp2_session_open_stream(session, 3, NGHTTP2_STREAM_FLAG_NONE, NGHTTP2_PRI_DEFAULT, NGHTTP2_STREAM_OPENING, NULL); CU_ASSERT(0 == nghttp2_submit_push_promise(session, NGHTTP2_FLAG_END_HEADERS, 3, NULL, 0, NULL)); ud.block_count = 0; CU_ASSERT(0 == nghttp2_session_send(session)); /* Now PUSH_PROMISE is in aob */ CU_ASSERT(0 == nghttp2_submit_response(session, 1, NULL, 0, NULL)); CU_ASSERT(0 == nghttp2_submit_response(session, 3, NULL, 0, NULL)); nghttp2_session_reprioritize_stream(session, stream, 120); CU_ASSERT(session->aob.item != NULL); CU_ASSERT(120 == session->aob.item->pri); CU_ASSERT(120 == stream->pri); CU_ASSERT(5000 == nghttp2_session_get_stream(session, 1)->pri); item = nghttp2_session_get_next_ob_item(session); CU_ASSERT(120 == item->pri); CU_ASSERT(NGHTTP2_HEADERS == OB_CTRL_TYPE(item)); CU_ASSERT(3 == OB_CTRL(item)->hd.stream_id); nghttp2_session_del(session); /* Check aob.item == NULL case */ nghttp2_session_server_new(&session, &callbacks, &ud); stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE, NGHTTP2_PRI_DEFAULT, NGHTTP2_STREAM_OPENING, NULL); nghttp2_session_reprioritize_stream(session, stream, 120); 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(0 == nghttp2_submit_request(session, NGHTTP2_PRI_DEFAULT, nva, ARRLEN(nva), &data_prd, NULL)); item = nghttp2_session_get_next_ob_item(session); CU_ASSERT(nvnameeq(":version", &OB_CTRL(item)->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; 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(0 == nghttp2_submit_request(session, NGHTTP2_PRI_DEFAULT, nva, ARRLEN(nva), &data_prd, NULL)); item = nghttp2_session_get_next_ob_item(session); CU_ASSERT(nvnameeq(":version", &OB_CTRL(item)->headers.nva[0])); CU_ASSERT(OB_CTRL(item)->hd.flags & NGHTTP2_FLAG_END_STREAM); CU_ASSERT(0 == nghttp2_session_send(session)); CU_ASSERT(0 == unpack_frame(&frame, acc.buf, acc.length)); inflate_hd(&inflater, &out, acc.buf + 8, acc.length - 8); CU_ASSERT(nvnameeq(":version", &out.nva[0])); nghttp2_frame_headers_free(&frame.headers); nva_out_reset(&out); 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, NGHTTP2_PRI_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", &OB_CTRL(item)->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; 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, NGHTTP2_PRI_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", &OB_CTRL(item)->headers.nva[0])); CU_ASSERT(OB_CTRL(item)->hd.flags & NGHTTP2_FLAG_END_STREAM); CU_ASSERT(0 == nghttp2_session_send(session)); CU_ASSERT(0 == unpack_frame(&frame, acc.buf, acc.length)); inflate_hd(&inflater, &out, acc.buf + 8, acc.length - 8); CU_ASSERT(nvnameeq(":version", &out.nva[0])); nva_out_reset(&out); 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(0 == nghttp2_submit_headers(session, NGHTTP2_FLAG_END_STREAM, -1, NGHTTP2_PRI_DEFAULT, nv, ARRLEN(nv), NULL)); item = nghttp2_session_get_next_ob_item(session); CU_ASSERT(nvnameeq(":version", &OB_CTRL(item)->headers.nva[0])); CU_ASSERT((NGHTTP2_FLAG_END_HEADERS | NGHTTP2_FLAG_END_STREAM) == OB_CTRL(item)->hd.flags); CU_ASSERT(NGHTTP2_PRI_DEFAULT == OB_CTRL(item)->headers.pri); 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, NGHTTP2_PRI_DEFAULT, nv, ARRLEN(nv), NULL)); item = nghttp2_session_get_next_ob_item(session); CU_ASSERT(nvnameeq(":version", &OB_CTRL(item)->headers.nva[0])); CU_ASSERT((NGHTTP2_FLAG_END_STREAM | NGHTTP2_FLAG_END_HEADERS) == OB_CTRL(item)->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, NGHTTP2_PRI_DEFAULT, NGHTTP2_STREAM_OPENING, NULL); CU_ASSERT(0 == nghttp2_submit_headers(session, NGHTTP2_FLAG_END_STREAM, 1, NGHTTP2_PRI_DEFAULT, 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, NGHTTP2_PRI_DEFAULT, NGHTTP2_STREAM_RESERVED, NULL); CU_ASSERT(0 == nghttp2_submit_headers(session, NGHTTP2_FLAG_NONE, 2, NGHTTP2_PRI_DEFAULT, 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, NGHTTP2_PRI_DEFAULT, NGHTTP2_STREAM_RESERVED, NULL); CU_ASSERT(0 == nghttp2_submit_headers(session, NGHTTP2_FLAG_NONE, 2, NGHTTP2_PRI_DEFAULT, 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; 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, NGHTTP2_PRI_DEFAULT, nv, ARRLEN(nv), NULL)); item = nghttp2_session_get_next_ob_item(session); CU_ASSERT(nvnameeq(":version", &OB_CTRL(item)->headers.nva[0])); CU_ASSERT((NGHTTP2_FLAG_END_STREAM | NGHTTP2_FLAG_END_HEADERS) == OB_CTRL(item)->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, NGHTTP2_PRI_DEFAULT, NGHTTP2_STREAM_OPENING, NULL); CU_ASSERT(0 == nghttp2_submit_headers(session, NGHTTP2_FLAG_END_STREAM, 1, NGHTTP2_PRI_DEFAULT, 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)); inflate_hd(&inflater, &out, acc.buf + 8, acc.length - 8); CU_ASSERT(nvnameeq(":version", &out.nva[0])); nva_out_reset(&out); 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(0 == nghttp2_submit_headers(session, NGHTTP2_FLAG_END_STREAM, -1, NGHTTP2_PRI_DEFAULT, nv, ARRLEN(nv), NULL)); item = nghttp2_session_get_next_ob_item(session); CU_ASSERT(NGHTTP2_HEADERS == OB_CTRL_TYPE(item)); CU_ASSERT((NGHTTP2_FLAG_END_STREAM | NGHTTP2_FLAG_END_HEADERS) == OB_CTRL(item)->hd.flags); CU_ASSERT(NGHTTP2_PRI_DEFAULT == OB_CTRL(item)->headers.pri); 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; 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, NGHTTP2_PRI_DEFAULT, NGHTTP2_STREAM_OPENING, NULL); CU_ASSERT(NGHTTP2_ERR_INVALID_ARGUMENT == nghttp2_submit_priority(session, NGHTTP2_FLAG_NONE, 1, -1)); /* non-push stream and initiated by local peer */ CU_ASSERT(0 == nghttp2_submit_priority(session, NGHTTP2_FLAG_NONE, 1, 1000000007)); CU_ASSERT(0 == nghttp2_session_send(session)); CU_ASSERT(1000000007 == stream->pri); /* push stream and initiated by local peer: no update */ stream->flags = NGHTTP2_STREAM_FLAG_PUSH; stream->pri = NGHTTP2_PRI_DEFAULT; CU_ASSERT(0 == nghttp2_submit_priority(session, NGHTTP2_FLAG_NONE, 1, 1000000007)); CU_ASSERT(0 == nghttp2_session_send(session)); CU_ASSERT(NGHTTP2_PRI_DEFAULT == stream->pri); /* non-push stream and initiated by remote peer: no update */ stream = nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE, NGHTTP2_PRI_DEFAULT, NGHTTP2_STREAM_OPENING, NULL); CU_ASSERT(0 == nghttp2_submit_priority(session, NGHTTP2_FLAG_NONE, 2, 1000000007)); CU_ASSERT(0 == nghttp2_session_send(session)); CU_ASSERT(NGHTTP2_PRI_DEFAULT == stream->pri); /* push stream and initiated by remote peer */ stream->flags = NGHTTP2_STREAM_FLAG_PUSH; CU_ASSERT(0 == nghttp2_submit_priority(session, NGHTTP2_FLAG_NONE, 2, 1000000007)); CU_ASSERT(0 == nghttp2_session_send(session)); CU_ASSERT(1000000007 == stream->pri); 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, NGHTTP2_PRI_DEFAULT, NGHTTP2_STREAM_RESERVED, NULL); CU_ASSERT(0 == nghttp2_submit_priority(session, NGHTTP2_FLAG_NONE, 2, 123)); 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[6]; nghttp2_frame ack_frame; 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 = NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE; iv[4].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, 5)); /* Make sure that local settings are not changed */ CU_ASSERT(NGHTTP2_INITIAL_MAX_CONCURRENT_STREAMS == session->local_settings[NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS]); CU_ASSERT(NGHTTP2_INITIAL_WINDOW_SIZE == session->local_settings[NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE]); /* Now sends without 5th one */ CU_ASSERT(0 == nghttp2_submit_settings(session, NGHTTP2_FLAG_NONE, iv, 4)); item = nghttp2_session_get_next_ob_item(session); CU_ASSERT(NGHTTP2_SETTINGS == OB_CTRL_TYPE(item)); frame = item->frame; CU_ASSERT(4 == 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); 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[NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE]); CU_ASSERT(0 == session->hd_inflater.ctx.hd_table_bufsize_max); CU_ASSERT(50 == session->local_settings[NGHTTP2_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, NGHTTP2_PRI_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, NGHTTP2_PRI_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 == OB_CTRL_TYPE(item)); CU_ASSERT(32768 == OB_CTRL(item)->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, NGHTTP2_PRI_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 == OB_CTRL_TYPE(item)); CU_ASSERT(NGHTTP2_FLOW_CONTROL_ERROR == OB_CTRL(item)->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, NGHTTP2_PRI_DEFAULT, NGHTTP2_STREAM_OPENING, NULL); CU_ASSERT(0 == 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, NGHTTP2_PRI_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 == OB_CTRL_TYPE(item)); CU_ASSERT(1024 == OB_CTRL(item)->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 == OB_CTRL_TYPE(item)); CU_ASSERT(4096 == OB_CTRL(item)->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 == OB_CTRL_TYPE(item)); CU_ASSERT(4096 == OB_CTRL(item)->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, NGHTTP2_PRI_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 == OB_CTRL_TYPE(item)); CU_ASSERT(4097 == OB_CTRL(item)->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 == OB_CTRL_TYPE(item)); CU_ASSERT(4097 == OB_CTRL(item)->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_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_client_new(&session, &callbacks, NULL)); /* nghttp2_submit_request */ CU_ASSERT(0 == nghttp2_submit_request(session, NGHTTP2_PRI_DEFAULT, 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, NGHTTP2_PRI_DEFAULT, 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; memset(&callbacks, 0, sizeof(nghttp2_session_callbacks)); nghttp2_session_server_new(&session, &callbacks, NULL); stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE, 1000000007, 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(1000000007 == stream->pri); CU_ASSERT(NGHTTP2_SHUT_NONE == stream->shut_flags); stream = nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE, NGHTTP2_PRI_DEFAULT, NGHTTP2_STREAM_OPENING, NULL); CU_ASSERT(1 == session->num_incoming_streams); CU_ASSERT(1 == session->num_outgoing_streams); CU_ASSERT(NGHTTP2_SHUT_NONE == stream->shut_flags); stream = nghttp2_session_open_stream(session, 4, NGHTTP2_STREAM_FLAG_NONE, NGHTTP2_PRI_DEFAULT, NGHTTP2_STREAM_RESERVED, NULL); CU_ASSERT(1 == session->num_incoming_streams); CU_ASSERT(1 == session->num_outgoing_streams); CU_ASSERT(NGHTTP2_SHUT_RD == stream->shut_flags); nghttp2_session_del(session); nghttp2_session_client_new(&session, &callbacks, NULL); stream = nghttp2_session_open_stream(session, 4, NGHTTP2_STREAM_FLAG_NONE, NGHTTP2_PRI_DEFAULT, NGHTTP2_STREAM_RESERVED, NULL); CU_ASSERT(0 == session->num_incoming_streams); CU_ASSERT(0 == session->num_outgoing_streams); 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; memset(&callbacks, 0, sizeof(nghttp2_session_callbacks)); callbacks.send_callback = null_send_callback; nghttp2_session_server_new(&session, &callbacks, NULL); session->remote_settings[NGHTTP2_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 == OB_CTRL_TYPE(nghttp2_session_get_next_ob_item(session))); nghttp2_submit_request(session, NGHTTP2_PRI_DEFAULT, NULL, 0, NULL, NULL); CU_ASSERT(NGHTTP2_PING == OB_CTRL_TYPE(nghttp2_session_get_next_ob_item(session))); 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, NGHTTP2_PRI_DEFAULT, NGHTTP2_STREAM_OPENING, NULL); nghttp2_submit_request(session, 0, NULL, 0, NULL, NULL); CU_ASSERT(NGHTTP2_HEADERS == OB_CTRL_TYPE(nghttp2_session_get_next_ob_item(session))); CU_ASSERT(0 == nghttp2_session_send(session)); nghttp2_submit_request(session, 0, NULL, 0, NULL, NULL); CU_ASSERT(NULL == nghttp2_session_get_next_ob_item(session)); session->remote_settings[NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS] = 3; CU_ASSERT(NGHTTP2_HEADERS == OB_CTRL_TYPE(nghttp2_session_get_next_ob_item(session))); nghttp2_session_del(session); } void test_nghttp2_session_pop_next_ob_item(void) { nghttp2_session *session; nghttp2_session_callbacks callbacks; nghttp2_outbound_item *item; memset(&callbacks, 0, sizeof(nghttp2_session_callbacks)); callbacks.send_callback = null_send_callback; nghttp2_session_server_new(&session, &callbacks, NULL); session->remote_settings[NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS] = 1; CU_ASSERT(NULL == nghttp2_session_pop_next_ob_item(session)); nghttp2_submit_ping(session, NGHTTP2_FLAG_NONE, NULL); nghttp2_submit_request(session, 1, NULL, 0, NULL, NULL); item = nghttp2_session_pop_next_ob_item(session); CU_ASSERT(NGHTTP2_PING == OB_CTRL_TYPE(item)); nghttp2_outbound_item_free(item); free(item); item = nghttp2_session_pop_next_ob_item(session); CU_ASSERT(NGHTTP2_HEADERS == OB_CTRL_TYPE(item)); 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, 3, NGHTTP2_STREAM_OPENING, NULL); /* In-flight outgoing stream */ nghttp2_session_open_stream(session, 4, NGHTTP2_STREAM_FLAG_NONE, 3, NGHTTP2_STREAM_OPENING, NULL); nghttp2_submit_request(session, 0, NULL, 0, NULL, NULL); nghttp2_submit_response(session, 1, NULL, 0, NULL); item = nghttp2_session_pop_next_ob_item(session); CU_ASSERT(NGHTTP2_HEADERS == OB_CTRL_TYPE(item)); CU_ASSERT(1 == OB_CTRL(item)->hd.stream_id); nghttp2_outbound_item_free(item); free(item); CU_ASSERT(NULL == nghttp2_session_pop_next_ob_item(session)); session->remote_settings[NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS] = 2; item = nghttp2_session_pop_next_ob_item(session); CU_ASSERT(NGHTTP2_HEADERS == OB_CTRL_TYPE(item)); 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[NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS] = 0; nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE, NGHTTP2_PRI_DEFAULT, NGHTTP2_STREAM_RESERVED, NULL); CU_ASSERT(0 == nghttp2_submit_headers(session, NGHTTP2_FLAG_END_STREAM, 2, NGHTTP2_PRI_DEFAULT, 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, NGHTTP2_PRI_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, NGHTTP2_PRI_DEFAULT, NGHTTP2_STREAM_OPENED, NULL); /* Check un-ACKed SETTINGS_MAX_CONCURRENT_STREAMS */ nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 3, NGHTTP2_PRI_DEFAULT, 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 == OB_CTRL_TYPE(item)); CU_ASSERT(NGHTTP2_REFUSED_STREAM == OB_CTRL(item)->rst_stream.error_code); CU_ASSERT(0 == nghttp2_session_send(session)); /* Check ACKed SETTINGS_MAX_CONCURRENT_STREAMS */ session->local_settings[NGHTTP2_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 == OB_CTRL_TYPE(item)); CU_ASSERT(NGHTTP2_ENHANCE_YOUR_CALM == OB_CTRL(item)->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 = 16*1024; nghttp2_session_server_new(&session, &callbacks, &ud); nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE, NGHTTP2_PRI_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 == 8*1024); 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 == 8*1024); 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 = 16*1024; nghttp2_session_server_new(&session, &callbacks, &ud); nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE, NGHTTP2_PRI_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 == 16*1024); 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_session_get_ob_pq_top(session); OB_DATA(item)->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 == 8*1024); /* Deferred again */ OB_DATA(item)->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 == 8*1024); /* Resume deferred DATA */ CU_ASSERT(0 == nghttp2_session_resume_data(session, 1)); item = nghttp2_session_get_ob_pq_top(session); OB_DATA(item)->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[NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE] = 64*1024; nghttp2_submit_request(session, NGHTTP2_PRI_DEFAULT, 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[NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE] - stream->remote_window_size); session->remote_settings[NGHTTP2_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, NGHTTP2_PRI_DEFAULT, NGHTTP2_STREAM_OPENED, NULL); session->local_window_size = NGHTTP2_MAX_FRAME_LENGTH; stream->local_window_size = NGHTTP2_MAX_FRAME_LENGTH; /* Create DATA frame */ memset(data, 0, sizeof(data)); hd.length = NGHTTP2_MAX_FRAME_LENGTH; hd.type = NGHTTP2_DATA; hd.flags = NGHTTP2_FLAG_END_STREAM; hd.stream_id = 1; nghttp2_frame_pack_frame_hd(data, &hd); CU_ASSERT(NGHTTP2_MAX_FRAME_LENGTH+NGHTTP2_FRAME_HEAD_LENGTH == nghttp2_session_mem_recv(session, data, NGHTTP2_MAX_FRAME_LENGTH + NGHTTP2_FRAME_HEAD_LENGTH)); item = nghttp2_session_get_next_ob_item(session); /* Since this is the last frame, stream-level WINDOW_UPDATE is not issued, but connection-level does. */ CU_ASSERT(NGHTTP2_WINDOW_UPDATE == OB_CTRL_TYPE(item)); CU_ASSERT(0 == OB_CTRL(item)->hd.stream_id); CU_ASSERT(NGHTTP2_MAX_FRAME_LENGTH == OB_CTRL(item)->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_FRAME_LENGTH+NGHTTP2_FRAME_HEAD_LENGTH == nghttp2_session_mem_recv(session, data, NGHTTP2_MAX_FRAME_LENGTH + NGHTTP2_FRAME_HEAD_LENGTH)); item = nghttp2_session_get_next_ob_item(session); CU_ASSERT(NGHTTP2_WINDOW_UPDATE == OB_CTRL_TYPE(item)); CU_ASSERT(0 == OB_CTRL(item)->hd.stream_id); CU_ASSERT(NGHTTP2_MAX_FRAME_LENGTH == OB_CTRL(item)->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; 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, NGHTTP2_PRI_DEFAULT, NGHTTP2_STREAM_OPENED, NULL); /* Create DATA frame */ memset(data, 0, sizeof(data)); hd.length = 357; hd.type = NGHTTP2_DATA; hd.flags = NGHTTP2_FLAG_END_STREAM | NGHTTP2_FLAG_PAD_HIGH | NGHTTP2_FLAG_PAD_LOW;; hd.stream_id = 1; nghttp2_frame_pack_frame_hd(data, &hd); /* Add 2 byte padding (PAD_LOW itself is padding) */ data[NGHTTP2_FRAME_HEAD_LENGTH] = 1; data[NGHTTP2_FRAME_HEAD_LENGTH + 1] = 1; CU_ASSERT((ssize_t)(NGHTTP2_FRAME_HEAD_LENGTH + hd.length) == nghttp2_session_mem_recv(session, data, NGHTTP2_FRAME_HEAD_LENGTH + hd.length)); CU_ASSERT((int32_t)hd.length == session->recv_window_size); CU_ASSERT((int32_t)hd.length == stream->recv_window_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_private_data *data_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, 3, 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(NULL != stream->deferred_data); CU_ASSERT(NGHTTP2_CAT_DATA == stream->deferred_data->frame_cat); data_frame = (nghttp2_private_data*)stream->deferred_data->frame; data_frame->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, 3, 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, NGHTTP2_PRI_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, NGHTTP2_PRI_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, NGHTTP2_PRI_DEFAULT, 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, NGHTTP2_PRI_DEFAULT, 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, NGHTTP2_PRI_DEFAULT, 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_CLOSED == user_data.not_sent_error); stream = nghttp2_session_open_stream(session, 3, NGHTTP2_STREAM_FLAG_NONE, NGHTTP2_PRI_DEFAULT, NGHTTP2_STREAM_OPENED, &user_data); /* Check HEADERS */ user_data.frame_not_send_cb_called = 0; /* Queue RST_STREAM */ CU_ASSERT(0 == nghttp2_submit_headers(session, NGHTTP2_FLAG_END_STREAM, 3, NGHTTP2_PRI_DEFAULT, NULL, 0, NULL)); CU_ASSERT(0 == nghttp2_submit_rst_stream(session, NGHTTP2_FLAG_NONE, 3, 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_CLOSED == user_data.not_sent_error); 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(0 == nghttp2_submit_headers(session, NGHTTP2_FLAG_END_STREAM, -1, NGHTTP2_PRI_DEFAULT, 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_ID_NOT_AVAILABLE == user_data.not_sent_error); user_data.frame_not_send_cb_called = 0; /* Send GOAWAY */ CU_ASSERT(0 == nghttp2_submit_goaway(session, NGHTTP2_FLAG_NONE, NGHTTP2_NO_ERROR, NULL, 0)); CU_ASSERT(0 == nghttp2_submit_headers(session, NGHTTP2_FLAG_END_STREAM, -1, NGHTTP2_PRI_DEFAULT, 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, 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, NGHTTP2_PRI_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_opt_set opt_set; opt_set.no_auto_stream_window_update = 1; memset(&callbacks, 0, sizeof(nghttp2_session_callbacks)); nghttp2_session_client_new2(&session, &callbacks, NULL, NGHTTP2_OPT_NO_AUTO_STREAM_WINDOW_UPDATE, &opt_set); CU_ASSERT(session->opt_flags & NGHTTP2_OPTMASK_NO_AUTO_STREAM_WINDOW_UPDATE); CU_ASSERT(!(session->opt_flags & NGHTTP2_OPTMASK_NO_AUTO_CONNECTION_WINDOW_UPDATE)); nghttp2_session_del(session); opt_set.no_auto_stream_window_update = 0; opt_set.no_auto_connection_window_update = 1; nghttp2_session_server_new2(&session, &callbacks, NULL, NGHTTP2_OPT_NO_AUTO_CONNECTION_WINDOW_UPDATE, &opt_set); CU_ASSERT(!(session->opt_flags & NGHTTP2_OPTMASK_NO_AUTO_STREAM_WINDOW_UPDATE)); CU_ASSERT(session->opt_flags & NGHTTP2_OPTMASK_NO_AUTO_CONNECTION_WINDOW_UPDATE); nghttp2_session_del(session); opt_set.peer_max_concurrent_streams = 100; nghttp2_session_client_new2(&session, &callbacks, NULL, NGHTTP2_OPT_PEER_MAX_CONCURRENT_STREAMS, &opt_set); CU_ASSERT(100 == session-> remote_settings[NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS]); nghttp2_session_del(session); } 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 = 16*1024; nghttp2_session_client_new(&session, &callbacks, &ud); nghttp2_submit_request(session, NGHTTP2_PRI_DEFAULT, 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 == 8*1024); 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 == 4*1024); 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(const uint8_t *in, size_t inlen, size_t datalen) { nghttp2_session *session; my_user_data ud; nghttp2_session_callbacks callbacks; 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, NGHTTP2_PRI_DEFAULT, NGHTTP2_STREAM_OPENING, NULL); 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); 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_private_data *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.padding_boundary = 512; nghttp2_submit_request(session, NGHTTP2_PRI_DEFAULT, 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 = OB_DATA(session->aob.item); CU_ASSERT(ud.padding_boundary - datalen == frame->padlen); CU_ASSERT(frame->hd.flags & NGHTTP2_FLAG_PAD_LOW); CU_ASSERT(frame->hd.flags & NGHTTP2_FLAG_PAD_HIGH); /* Check reception of this DATA frame */ check_session_recv_data_with_padding (session->aob.framebuf + session->aob.framebufoff, session->aob.framebufmark - session->aob.framebufoff, datalen); nghttp2_session_del(session); /* Check without PAD_HIGH */ nghttp2_session_client_new(&session, &callbacks, &ud); ud.padding_boundary = 64; nghttp2_submit_request(session, NGHTTP2_PRI_DEFAULT, 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 = OB_DATA(session->aob.item); CU_ASSERT((frame->padlen + datalen) % ud.padding_boundary == 0); CU_ASSERT(frame->hd.flags & NGHTTP2_FLAG_PAD_LOW); CU_ASSERT(0 == (frame->hd.flags & NGHTTP2_FLAG_PAD_HIGH)); /* Check reception of this DATA frame */ check_session_recv_data_with_padding (session->aob.framebuf + session->aob.framebufoff, session->aob.framebufmark - session->aob.framebufoff, 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 nva[8190]; size_t i; for(i = 0; i < ARRLEN(nva); ++i) { nva[i].name = (uint8_t*)":path"; nva[i].namelen = 5; nva[i].value = (uint8_t*)"/"; nva[i].valuelen = 1; } 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.padding_boundary = 16385; CU_ASSERT(0 == nghttp2_submit_request(session, NGHTTP2_PRI_DEFAULT, nva, ARRLEN(nva), NULL, NULL)); CU_ASSERT(0 == nghttp2_session_send(session)); CU_ASSERT(acc.length > NGHTTP2_MAX_FRAME_LENGTH); 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)); /* Check PUSH_PROMISE */ CU_ASSERT(0 == nghttp2_submit_push_promise(sv_session, NGHTTP2_FLAG_NONE, 1, nva, ARRLEN(nva), NULL)); acc.length = 0; CU_ASSERT(0 == nghttp2_session_send(sv_session)); CU_ASSERT(acc.length > NGHTTP2_MAX_FRAME_LENGTH); ud.frame_recv_cb_called = 0; CU_ASSERT((ssize_t)acc.length == nghttp2_session_mem_recv(session, acc.buf, acc.length)); CU_ASSERT(1 == ud.frame_recv_cb_called); CU_ASSERT(NULL == nghttp2_session_get_next_ob_item(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); }