Files
oceanbase/deps/oblib/unittest/lib/alloc/test_chunk_mgr.cpp
wangzelin.wzl 93a1074b0c patch 4.0
2022-10-24 17:57:12 +08:00

85 lines
2.0 KiB
C++

/**
* Copyright (c) 2021 OceanBase
* OceanBase CE is licensed under Mulan PubL v2.
* You can use this software according to the terms and conditions of the Mulan PubL v2.
* You may obtain a copy of Mulan PubL v2 at:
* http://license.coscl.org.cn/MulanPubL-2.0
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PubL v2 for more details.
*/
#include <gtest/gtest.h>
#define private public
#define protected public
#include "lib/resource/achunk_mgr.h"
#undef protected
#undef private
using namespace oceanbase::lib;
using namespace oceanbase::common;
int main(int argc, char *argv[])
{
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}
class TestChunkMgr
: public ::testing::Test, public AChunkMgr
{
public:
virtual void SetUp()
{
}
virtual void TearDown()
{
}
};
TEST_F(TestChunkMgr, FreeListBasic)
{
{
AChunk *chunk = alloc_chunk(0);
free_chunk(chunk);
EXPECT_EQ(1, free_list_.get_pushes());
}
{
AChunk *chunk = alloc_chunk(0);
free_chunk(chunk);
EXPECT_EQ(2, free_list_.get_pushes());
EXPECT_EQ(1, free_list_.get_pops());
}
{
AChunk *chunk = alloc_chunk(OB_MALLOC_BIG_BLOCK_SIZE);
free_chunk(chunk);
EXPECT_EQ(3, free_list_.get_pushes());
EXPECT_EQ(2, free_list_.get_pops());
}
}
TEST_F(TestChunkMgr, FreeListManyChunk)
{
AChunk *chunks[1024] = {};
for (int i = 0; i < 1024; i++) {
chunks[i] = alloc_chunk(OB_MALLOC_BIG_BLOCK_SIZE);
}
for (int i = 0; i < 1024; i++) {
free_chunk(chunks[i]);
}
EXPECT_EQ(500, free_list_.get_pushes());
EXPECT_EQ(0, free_list_.get_pops());
for (int i = 0; i < 1024; i++) {
chunks[i] = alloc_chunk(OB_MALLOC_BIG_BLOCK_SIZE);
}
for (int i = 0; i < 1024; i++) {
free_chunk(chunks[i]);
}
EXPECT_EQ(500*2, free_list_.get_pushes());
EXPECT_EQ(500, free_list_.get_pops());
}