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/*
* Copyright (C) Igor Sysoev
* Copyright (C) NGINX, Inc.
*/
#include <nxt_main.h>
nxt_int_t
nxt_mem_cache_pool_unit_test(nxt_thread_t *thr, nxt_uint_t runs,
nxt_uint_t nblocks, size_t max_size)
{
void **blocks;
size_t total;
uint32_t value, size;
nxt_uint_t i, n;
nxt_mem_cache_pool_t *pool;
const size_t min_chunk_size = 16;
const size_t page_size = 128;
const size_t page_alignment = 128;
const size_t cluster_size = page_size * 8;
nxt_thread_time_update(thr);
nxt_log_error(NXT_LOG_NOTICE, thr->log,
"mem cache pool unit test started, max:%uz", max_size);
blocks = nxt_malloc(nblocks * sizeof(void *));
if (blocks == NULL) {
return NXT_ERROR;
}
pool = nxt_mem_cache_pool_create(cluster_size, page_alignment,
page_size, min_chunk_size);
if (pool == NULL) {
return NXT_ERROR;
}
value = 0;
for (i = 0; i < runs; i++) {
total = 0;
for (n = 0; n < nblocks; n++) {
value = nxt_murmur_hash2(&value, sizeof(uint32_t));
size = value & max_size;
if (size == 0) {
size++;
}
total += size;
blocks[n] = nxt_mem_cache_alloc(pool, size);
if (blocks[n] == NULL) {
nxt_log_error(NXT_LOG_NOTICE, thr->log,
"mem cache pool unit test failed: %uz", total);
return NXT_ERROR;
}
}
for (n = 0; n < nblocks; n++) {
nxt_mem_cache_free(pool, blocks[n]);
}
}
if (!nxt_mem_cache_pool_is_empty(pool)) {
nxt_log_error(NXT_LOG_NOTICE, thr->log, "mem cache pool is not empty");
return NXT_ERROR;
}
nxt_mem_cache_pool_destroy(pool);
nxt_free(blocks);
nxt_thread_time_update(thr);
nxt_log_error(NXT_LOG_NOTICE, thr->log, "mem cache pool unit test passed");
return NXT_OK;
}
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