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

104 lines
2.7 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>
#include "lib/memory/achunk_mgr.h"
#include "lib/allocator/ob_malloc.h"
using namespace oceanbase::lib;
using namespace oceanbase::common;
TEST(ObStatMemory, Basic)
{
int64_t limit = MSTAT_GET_LIMIT();
EXPECT_EQ(INT64_MAX, limit);
MSTAT_SET_LIMIT(1);
limit = MSTAT_GET_LIMIT();
EXPECT_EQ(1, limit);
EXPECT_LT(2<<20, ob_get_memory_size_handled()); // must gt 2M(block size)
{
MSTAT_SET_LIMIT(1L << 20);
int64_t limit = MSTAT_GET_LIMIT();
EXPECT_EQ(1L << 20, limit);
void *ptr = CHUNK_MGR.alloc_chunk();
EXPECT_EQ(NULL, ptr);
MSTAT_SET_LIMIT(2L << 20);
ptr = CHUNK_MGR.alloc_chunk();
EXPECT_EQ(NULL, ptr);
MSTAT_SET_LIMIT(4L << 20);
ptr = CHUNK_MGR.alloc_chunk();
EXPECT_EQ(NULL, ptr);
}
MSTAT_SET_LIMIT(100L << 20);
int64_t hold = 0;
int64_t used = 0;
MSTAT_GET_TENANT(1001, hold, used);
EXPECT_EQ(0, hold);
EXPECT_EQ(0, used);
{
MSTAT_SET_TENANT_LIMIT(1001, 0);
MSTAT_ADD(1001, ObModIds::TEST, 100, 10);
MSTAT_GET_MOD(ObModIds::TEST, hold, used);
EXPECT_EQ(0, hold);
EXPECT_EQ(0, used);
}
{
MSTAT_SET_TENANT_LIMIT(1001, 1000);
int64_t limit = MSTAT_GET_TENANT_LIMIT(1001);
EXPECT_EQ(1000, limit);
MSTAT_ADD(1001, ObModIds::TEST, 100, 10);
MSTAT_GET_MOD(ObModIds::TEST, hold, used);
EXPECT_EQ(100, hold);
EXPECT_EQ(10, used);
// It'll fail to update the statistics if hold exceeds limit
MSTAT_ADD(1001, ObModIds::TEST, 1000, 10);
MSTAT_GET_MOD(ObModIds::TEST, hold, used);
EXPECT_EQ(100, hold);
EXPECT_EQ(10, used);
// It'll success if hold doesn't exceed its limit
MSTAT_ADD(1001, ObModIds::TEST, 100, 10);
MSTAT_GET_MOD(ObModIds::TEST, hold, used);
EXPECT_EQ(200, hold);
EXPECT_EQ(20, used);
MSTAT_GET_TENANT(1001, hold, used);
EXPECT_EQ(200, hold);
EXPECT_EQ(20, used);
MSTAT_ADD(1001, ObModIds::OB_MOD_DO_NOT_USE_ME, 100, 10);
MSTAT_GET_TENANT(1001, hold, used);
EXPECT_EQ(300, hold);
EXPECT_EQ(30, used);
MSTAT_GET_TENANT(1002, hold, used);
EXPECT_EQ(0, hold);
EXPECT_EQ(0, used);
}
}
int main(int argc, char *argv[])
{
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}