nghttp2/tests/nghttp2_map_test.c

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/*
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* nghttp2 - HTTP/2 C Library
*
* Copyright (c) 2012 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.
*/
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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_entry map_entry;
const char *str;
} strentry;
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static void strentry_init(strentry *entry, key_type key, const char *str) {
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nghttp2_map_entry_init(&entry->map_entry, 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);
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.map_entry));
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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 ==
nghttp2_map_insert(&map, &FOO.map_entry));
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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.map_entry));
CU_ASSERT(2 == nghttp2_map_size(&map));
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CU_ASSERT(0 == nghttp2_map_insert(&map, &baz.map_entry));
CU_ASSERT(3 == nghttp2_map_size(&map));
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CU_ASSERT(0 == nghttp2_map_insert(&map, &shrubbery.map_entry));
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) {
size_t j = (int)((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(nghttp2_map_entry *entry _U_, void *ptr _U_) { return 0; }
#define NUM_ENT 6000
strentry arr[NUM_ENT];
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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nghttp2_map_init(&map);
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for (i = 0; i < NUM_ENT; ++i) {
strentry_init(&arr[i], 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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CU_ASSERT(0 == nghttp2_map_insert(&map, &arr[order[i] - 1].map_entry));
}
/* 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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nghttp2_map_find(&map, order[i]);
}
/* remove */
shuffle(order, NUM_ENT);
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for (i = 0; i < NUM_ENT; ++i) {
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CU_ASSERT(0 == nghttp2_map_remove(&map, 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], i + 1, "foo");
}
/* insert once again */
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for (i = 0; i < NUM_ENT; ++i) {
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CU_ASSERT(0 == nghttp2_map_insert(&map, &arr[i].map_entry));
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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(nghttp2_map_entry *entry, void *ptr _U_) {
free(entry);
return 0;
}
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void test_nghttp2_map_each_free(void) {
strentry *foo = malloc(sizeof(strentry)), *bar = malloc(sizeof(strentry)),
*baz = malloc(sizeof(strentry)),
*shrubbery = malloc(sizeof(strentry));
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nghttp2_map map;
nghttp2_map_init(&map);
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->map_entry);
nghttp2_map_insert(&map, &bar->map_entry);
nghttp2_map_insert(&map, &baz->map_entry);
nghttp2_map_insert(&map, &shrubbery->map_entry);
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nghttp2_map_each_free(&map, entry_free, NULL);
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nghttp2_map_free(&map);
}