nghttp2/tests/nghttp2_map_test.c

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/*
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* nghttp2 - HTTP/2 C Library
*
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* Copyright (c) 2017 ngtcp2 contributors
* Copyright (c) 2012 nghttp2 contributors
*
* 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.
*/
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#include "nghttp2_map_test.h"
#include <CUnit/CUnit.h>
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#include "nghttp2_map.h"
typedef struct strentry {
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nghttp2_map_key_type key;
const char *str;
} strentry;
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static void strentry_init(strentry *entry, nghttp2_map_key_type key,
const char *str) {
entry->key = key;
entry->str = str;
}
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void test_nghttp2_map(void) {
strentry foo, FOO, bar, baz, shrubbery;
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nghttp2_map map;
nghttp2_map_init(&map, nghttp2_mem_default());
strentry_init(&foo, 1, "foo");
strentry_init(&FOO, 1, "FOO");
strentry_init(&bar, 2, "bar");
strentry_init(&baz, 3, "baz");
strentry_init(&shrubbery, 4, "shrubbery");
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CU_ASSERT(0 == nghttp2_map_insert(&map, foo.key, &foo));
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CU_ASSERT(strcmp("foo", ((strentry *)nghttp2_map_find(&map, 1))->str) == 0);
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CU_ASSERT(1 == nghttp2_map_size(&map));
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CU_ASSERT(NGHTTP2_ERR_INVALID_ARGUMENT ==
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nghttp2_map_insert(&map, FOO.key, &FOO));
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CU_ASSERT(1 == nghttp2_map_size(&map));
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CU_ASSERT(strcmp("foo", ((strentry *)nghttp2_map_find(&map, 1))->str) == 0);
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CU_ASSERT(0 == nghttp2_map_insert(&map, bar.key, &bar));
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CU_ASSERT(2 == nghttp2_map_size(&map));
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CU_ASSERT(0 == nghttp2_map_insert(&map, baz.key, &baz));
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CU_ASSERT(3 == nghttp2_map_size(&map));
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CU_ASSERT(0 == nghttp2_map_insert(&map, shrubbery.key, &shrubbery));
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CU_ASSERT(4 == nghttp2_map_size(&map));
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CU_ASSERT(strcmp("baz", ((strentry *)nghttp2_map_find(&map, 3))->str) == 0);
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nghttp2_map_remove(&map, 3);
CU_ASSERT(3 == nghttp2_map_size(&map));
CU_ASSERT(NULL == nghttp2_map_find(&map, 3));
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nghttp2_map_remove(&map, 1);
CU_ASSERT(2 == nghttp2_map_size(&map));
CU_ASSERT(NULL == nghttp2_map_find(&map, 1));
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/* Erasing non-existent entry */
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nghttp2_map_remove(&map, 1);
CU_ASSERT(2 == nghttp2_map_size(&map));
CU_ASSERT(NULL == nghttp2_map_find(&map, 1));
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CU_ASSERT(strcmp("bar", ((strentry *)nghttp2_map_find(&map, 2))->str) == 0);
CU_ASSERT(strcmp("shrubbery", ((strentry *)nghttp2_map_find(&map, 4))->str) ==
0);
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nghttp2_map_free(&map);
}
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static void shuffle(int *a, int n) {
int i;
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for (i = n - 1; i >= 1; --i) {
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size_t j = (size_t)((double)(i + 1) * rand() / (RAND_MAX + 1.0));
int t = a[j];
a[j] = a[i];
a[i] = t;
}
}
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static int eachfun(void *data, void *ptr) {
(void)data;
(void)ptr;
return 0;
}
#define NUM_ENT 6000
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static strentry arr[NUM_ENT];
static int order[NUM_ENT];
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void test_nghttp2_map_functional(void) {
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nghttp2_map map;
int i;
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strentry *ent;
nghttp2_map_init(&map, nghttp2_mem_default());
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for (i = 0; i < NUM_ENT; ++i) {
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strentry_init(&arr[i], (nghttp2_map_key_type)(i + 1), "foo");
order[i] = i + 1;
}
/* insertion */
shuffle(order, NUM_ENT);
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for (i = 0; i < NUM_ENT; ++i) {
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ent = &arr[order[i] - 1];
CU_ASSERT(0 == nghttp2_map_insert(&map, ent->key, ent));
}
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CU_ASSERT(NUM_ENT == nghttp2_map_size(&map));
/* traverse */
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nghttp2_map_each(&map, eachfun, NULL);
/* find */
shuffle(order, NUM_ENT);
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for (i = 0; i < NUM_ENT; ++i) {
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CU_ASSERT(NULL != nghttp2_map_find(&map, (nghttp2_map_key_type)order[i]));
}
/* remove */
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for (i = 0; i < NUM_ENT; ++i) {
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CU_ASSERT(0 == nghttp2_map_remove(&map, (nghttp2_map_key_type)order[i]));
}
/* each_free (but no op function for testing purpose) */
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for (i = 0; i < NUM_ENT; ++i) {
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strentry_init(&arr[i], (nghttp2_map_key_type)(i + 1), "foo");
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}
/* insert once again */
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for (i = 0; i < NUM_ENT; ++i) {
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ent = &arr[i];
CU_ASSERT(0 == nghttp2_map_insert(&map, ent->key, ent));
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}
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nghttp2_map_each_free(&map, eachfun, NULL);
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nghttp2_map_free(&map);
}
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static int entry_free(void *data, void *ptr) {
const nghttp2_mem *mem = ptr;
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mem->free(data, NULL);
return 0;
}
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void test_nghttp2_map_each_free(void) {
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const nghttp2_mem *mem = nghttp2_mem_default();
strentry *foo = mem->malloc(sizeof(strentry), NULL),
*bar = mem->malloc(sizeof(strentry), NULL),
*baz = mem->malloc(sizeof(strentry), NULL),
*shrubbery = mem->malloc(sizeof(strentry), NULL);
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nghttp2_map map;
nghttp2_map_init(&map, nghttp2_mem_default());
strentry_init(foo, 1, "foo");
strentry_init(bar, 2, "bar");
strentry_init(baz, 3, "baz");
strentry_init(shrubbery, 4, "shrubbery");
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nghttp2_map_insert(&map, foo->key, foo);
nghttp2_map_insert(&map, bar->key, bar);
nghttp2_map_insert(&map, baz->key, baz);
nghttp2_map_insert(&map, shrubbery->key, shrubbery);
nghttp2_map_each_free(&map, entry_free, (void *)mem);
nghttp2_map_free(&map);
}
void test_nghttp2_map_clear(void) {
nghttp2_mem *mem = nghttp2_mem_default();
nghttp2_map map;
strentry foo;
strentry_init(&foo, 1, "foo");
nghttp2_map_init(&map, mem);
CU_ASSERT(0 == nghttp2_map_insert(&map, foo.key, &foo));
nghttp2_map_clear(&map);
CU_ASSERT(0 == nghttp2_map_size(&map));
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nghttp2_map_free(&map);
}