oceanbase/unittest/sql/engine/expr/ob_expr_length_test.cpp
wangzelin.wzl 93a1074b0c patch 4.0
2022-10-24 17:57:12 +08:00

96 lines
2.6 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 "sql/engine/expr/ob_expr_length.h"
#include "ob_expr_test_utils.h"
using namespace oceanbase::common;
using namespace oceanbase::sql;
class ObExprLengthTest : public ::testing::Test
{
public:
ObExprLengthTest();
virtual ~ObExprLengthTest();
virtual void SetUp();
virtual void TearDown();
private:
// disallow copy
ObExprLengthTest(const ObExprLengthTest &other);
ObExprLengthTest& operator=(const ObExprLengthTest &other);
private:
// data members
};
ObExprLengthTest::ObExprLengthTest()
{
}
ObExprLengthTest::~ObExprLengthTest()
{
}
void ObExprLengthTest::SetUp()
{
}
void ObExprLengthTest::TearDown()
{
}
#define T(obj, t1, v1, ref_type, ref_value) EXPECT_RESULT1(obj, &buf, calc_result1, t1, v1, ref_type, ref_value)
#define F(obj, t1, v1) EXPECT_FAIL_RESULT1(obj, &buf, calc_result1, t1, v1)
#define F0(obj, t1) EXPECT_FAIL_RESULT0(obj, &buf, calc_result1, t1)
#define T0(obj, t1, ref_type, ref_value) EXPECT_RESULT0(obj, &buf, calc_result1, t1, ref_type, ref_value)
TEST_F(ObExprLengthTest, basic_test)
{
ObArenaAllocator buf(ObModIds::OB_SQL_SESSION);
ObExprLength length(buf);
//ObExprStringBuf buf;
ASSERT_EQ(1, length.get_param_num());
// null
//T0(length, max_value, int, 0);
//T0(length, min_value, int, 0);
T0(length, null, null, 0);
T(length, varchar, "helo", int, 4);
T(length, varchar, "", int, 0);
//转义字符依赖sql_parser的过程
//T(length, varchar, "\\_", int, 2);
//T(length, varchar, "\\%", int, 2);
//T(length, varchar, "\\\\", int, 1);
//T(length, varchar, "\\t", int, 1);
//T(length, varchar, "\\v", int, 1);
T(length, int, 1, int, 1);
T(length, int, 12, int, 2);
//与精度有管,暂时不予处理
//T(length, double, 12.32, int, 5);
//T(length, double, 0.00, int, 4);
T(length, varchar, "", int, 3);
}
TEST_F(ObExprLengthTest, fail_test)
{
ObArenaAllocator buf(ObModIds::OB_SQL_SESSION);
ObExprLength length(buf);
ASSERT_EQ(1, length.get_param_num());
}
int main(int argc, char **argv)
{
oceanbase::common::ObLogger::get_logger().set_log_level("DEBUG");
::testing::InitGoogleTest(&argc,argv);
return RUN_ALL_TESTS();
}