/*
* Copyright (C) 2019 Intel Corporation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* 1. Redistributions of source code must retain the above copyright notice(s),
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice(s),
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) ``AS IS'' AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL THE COPYRIGHT HOLDER(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "memkind.h"
#include "include/memkind/internal/memkind_private.h"
#include "include/memkind/internal/memkind_pmem.h"
#include "common.h"
#include <sys/statfs.h>
extern const char *PMEM_DIR;
class MemkindConfigTests: public ::testing::Test
{
protected:
struct memkind_config *global_test_cfg;
void SetUp()
{
global_test_cfg = memkind_config_new();
ASSERT_NE(nullptr, global_test_cfg);
}
void TearDown()
{
memkind_config_delete(global_test_cfg);
}
};
TEST_F(MemkindConfigTests, test_TC_MEMKIND_CreateAndDestroyEmptyConfig)
{
struct memkind_config *tmp_cfg = memkind_config_new();
ASSERT_NE(nullptr, tmp_cfg);
memkind_config_delete(tmp_cfg);
}
TEST_F(MemkindConfigTests, test_TC_MEMKIND_PmemConSetConfigSizeZero)
{
memkind_config_set_size(global_test_cfg, 0U);
ASSERT_EQ(global_test_cfg->pmem_size, 0U);
}
TEST_F(MemkindConfigTests, test_TC_MEMKIND_PmemSetConfigSizeNotZero)
{
memkind_config_set_size(global_test_cfg, 100 * MB);
ASSERT_EQ(global_test_cfg->pmem_size, 100 * MB);
}
TEST_F(MemkindConfigTests, test_TC_MEMKIND_PmemSetConfigPath)
{
memkind_config_set_path(global_test_cfg, PMEM_DIR);
ASSERT_STREQ(global_test_cfg->pmem_dir, PMEM_DIR);
}
TEST_F(MemkindConfigTests, test_TC_MEMKIND_PmemSetDefaultMemoryUsagePolicy)
{
memkind_config_set_memory_usage_policy(global_test_cfg,
MEMKIND_MEM_USAGE_POLICY_DEFAULT);
ASSERT_EQ(global_test_cfg->policy, MEMKIND_MEM_USAGE_POLICY_DEFAULT);
}
TEST_F(MemkindConfigTests, test_TC_MEMKIND_SetConservativeMemoryUsagePolicy)
{
memkind_config_set_memory_usage_policy(global_test_cfg,
MEMKIND_MEM_USAGE_POLICY_CONSERVATIVE);
ASSERT_EQ(global_test_cfg->policy, MEMKIND_MEM_USAGE_POLICY_CONSERVATIVE);
}
TEST_F(MemkindConfigTests,
test_TC_MEMKIND_PmemCreatePmemWithParamsFailWrongDirectory)
{
memkind_t pmem_kind = nullptr;
memkind_config_set_path(global_test_cfg, "/temp/non_exisitng_directory");
memkind_config_set_size(global_test_cfg, 0U);
memkind_config_set_memory_usage_policy(global_test_cfg,
MEMKIND_MEM_USAGE_POLICY_DEFAULT);
int err = memkind_create_pmem_with_config(global_test_cfg, &pmem_kind);
ASSERT_EQ(err, MEMKIND_ERROR_INVALID);
}
TEST_F(MemkindConfigTests,
test_TC_MEMKIND_PmemCreatePmemWithParamsFailWrongSize)
{
memkind_t pmem_kind = nullptr;
memkind_config_set_path(global_test_cfg, PMEM_DIR);
memkind_config_set_size(global_test_cfg, MEMKIND_PMEM_MIN_SIZE -1);
memkind_config_set_memory_usage_policy(global_test_cfg,
MEMKIND_MEM_USAGE_POLICY_DEFAULT);
int err = memkind_create_pmem_with_config(global_test_cfg, &pmem_kind);
ASSERT_EQ(err, MEMKIND_ERROR_INVALID);
}
TEST_F(MemkindConfigTests,
test_TC_MEMKIND_PmemCreatePmemWithParamsFailWrongPolicy)
{
memkind_t pmem_kind = nullptr;
memkind_config_set_path(global_test_cfg, PMEM_DIR);
memkind_config_set_size(global_test_cfg, MEMKIND_PMEM_MIN_SIZE -1);
memkind_config_set_memory_usage_policy(global_test_cfg,
MEMKIND_MEM_USAGE_POLICY_MAX_VALUE);
int err = memkind_create_pmem_with_config(global_test_cfg, &pmem_kind);
ASSERT_EQ(err, MEMKIND_ERROR_INVALID);
}
TEST_F(MemkindConfigTests,
test_TC_MEMKIND_PmemCreatePmemWithParamsSuccessCheckConservativePolicy)
{
memkind_t pmem_kind = nullptr;
int err = 0;
double blocksBeforeFree = 0;
double blocksAfterFree = 0;
struct memkind_pmem *priv = nullptr;
void *temp_ptr = nullptr;
struct stat st;
memkind_config_set_path(global_test_cfg, PMEM_DIR);
memkind_config_set_size(global_test_cfg, 0U);
memkind_config_set_memory_usage_policy(global_test_cfg,
MEMKIND_MEM_USAGE_POLICY_CONSERVATIVE);
err = memkind_create_pmem_with_config(global_test_cfg, &pmem_kind);
ASSERT_EQ(err, 0);
priv = static_cast<memkind_pmem *>(pmem_kind->priv);
temp_ptr = memkind_malloc(pmem_kind, 1 * KB);
err = fstat(priv->fd, &st);
ASSERT_EQ(err, 0);
blocksBeforeFree = st.st_blocks;
memkind_free(pmem_kind, temp_ptr);
err = fstat(priv->fd, &st);
ASSERT_EQ(err, 0);
blocksAfterFree = st.st_blocks;
//if blocksAfterFree is less than blocksBeforeFree, extent was called.
ASSERT_LT(blocksAfterFree, blocksBeforeFree);
err = memkind_destroy_kind(pmem_kind);
ASSERT_EQ(err, 0);
}