Files
oceanbase/unittest/sql/engine/px/test_adaptive_slide_window.cpp
obdev cc1b65e578 [FEAT MERGE] sql execution improvements
Co-authored-by: DengzhiLiu <dengzhiliu@gmail.com>
Co-authored-by: Zach41 <zach_41@163.com>
Co-authored-by: tushicheng <18829573815@163.com>
2024-06-21 15:16:43 +00:00

94 lines
3.2 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
#include "sql/engine/expr/ob_expr_operator.h"
#define ADAPTIVE_SLIDE_WINDOW_SIZE 4096
using namespace std;
namespace oceanbase
{
namespace sql
{
class AdapitveSlideWindowTest : public ::testing::Test
{
public:
AdapitveSlideWindowTest() = default;
virtual ~AdapitveSlideWindowTest() = default;
virtual void SetUp(){};
virtual void TearDown(){};
public:
int64_t total_count_{0};
ObAdaptiveFilterSlideWindow slide_window_{total_count_};
private:
DISALLOW_COPY_AND_ASSIGN(AdapitveSlideWindowTest);
};
static void mock_filter(ObAdaptiveFilterSlideWindow &slide_window, int64_t &total_count)
{
bool reopen_flag = false;
int64_t partial_total_count = common::ObRandom::rand(1, ADAPTIVE_SLIDE_WINDOW_SIZE);
int64_t partial_filter_count = common::ObRandom::rand(0, partial_total_count);
total_count += partial_total_count;
if (slide_window.dynamic_disable()) {
if (slide_window.cur_pos_ >= slide_window.next_check_start_pos_) {
reopen_flag = true;
}
partial_filter_count = 0;
slide_window.update_slide_window_info(partial_filter_count, partial_total_count);
EXPECT_EQ(reopen_flag, !slide_window.dynamic_disable());
EXPECT_EQ(0, slide_window.partial_filter_count_);
EXPECT_EQ(0, slide_window.partial_total_count_);
} else {
int64_t acc_partial_total_count = partial_total_count + slide_window.partial_total_count_;
int64_t acc_partial_filter_count = partial_filter_count + slide_window.partial_filter_count_;
double filter_rate = acc_partial_filter_count / (double)acc_partial_total_count;
bool need_check_filter_rate =
total_count >= slide_window.next_check_start_pos_ + ADAPTIVE_SLIDE_WINDOW_SIZE;
slide_window.update_slide_window_info(partial_filter_count, partial_total_count);
if (need_check_filter_rate) {
if (filter_rate >= 0.5) {
EXPECT_EQ(false, slide_window.dynamic_disable());
EXPECT_EQ(0, slide_window.window_cnt_);
EXPECT_EQ(total_count, slide_window.next_check_start_pos_);
} else {
EXPECT_EQ(true, slide_window.dynamic_disable());
}
EXPECT_EQ(0, slide_window.partial_filter_count_);
EXPECT_EQ(0, slide_window.partial_total_count_);
} else {
EXPECT_EQ(acc_partial_filter_count, slide_window.partial_filter_count_);
EXPECT_EQ(acc_partial_total_count, slide_window.partial_total_count_);
}
}
}
TEST_F(AdapitveSlideWindowTest, test_adaptive_slide_window)
{
slide_window_.start_to_work();
for (int64_t i = 0; i < 100; ++i) { mock_filter(slide_window_, total_count_); }
}
} // namespace sql
} // namespace oceanbase
int main(int argc, char **argv)
{
OB_LOGGER.set_log_level("TRACE");
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}