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unittest/sql/engine/expr/ob_expr_lower_test.cpp Normal file
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/**
* 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_lower.h"
#include "ob_expr_test_utils.h"
using namespace oceanbase::common;
using namespace oceanbase::sql;
class ObExprLowerTest : public ::testing::Test {
public:
ObExprLowerTest();
virtual ~ObExprLowerTest();
virtual void SetUp();
virtual void TearDown();
private:
// disallow copy
ObExprLowerTest(const ObExprLowerTest& other);
ObExprLowerTest& operator=(const ObExprLowerTest& other);
private:
// data members
};
ObExprLowerTest::ObExprLowerTest()
{}
ObExprLowerTest::~ObExprLowerTest()
{}
void ObExprLowerTest::SetUp()
{}
void ObExprLowerTest::TearDown()
{}
#define EXPECT_RESULT1_NO_PARAM(str_op_object, str_buf, func, type1, ref_type) \
{ \
ObObj t1; \
ObObj r; \
ObObj ref; \
t1.set_##type1(); \
t1.set_collation_type(CS_TYPE_UTF8MB4_BIN); \
ref.set_##ref_type(); \
ref.set_collation_type(CS_TYPE_UTF8MB4_BIN); \
ObExprCtx expr_ctx(NULL, NULL, NULL, str_buf); \
ObExprResType res_type; \
res_type.set_collation_type(CS_TYPE_UTF8MB4_BIN); \
str_op_object.set_result_type(res_type); \
int err = str_op_object.func(r, t1, expr_ctx); \
_OB_LOG(INFO, "text=%s expect=%s result=%s", to_cstring(t1), to_cstring(ref), to_cstring(r)); \
EXPECT_TRUE(OB_SUCCESS == err); \
ASSERT_TRUE(ref.get_type() == r.get_type()); \
if (ref.get_type() != ObNullType) { \
EXPECT_TRUE(ObObjCmpFuncs::compare_oper_nullsafe(ref, r, CS_TYPE_UTF8MB4_BIN, CO_EQ)); \
} \
} \
while (0)
#define EXPECT_FAIL_RESULT1_NO_PARAM(str_op_object, str_buf, func, type1) \
{ \
ObObj t1; \
ObObj r; \
ObObj ref; \
t1.set_##type1(); \
ObExprCtx expr_ctx(NULL, NULL, NULL, str_buf); \
int err = str_op_object.func(r, t1, expr_ctx); \
ASSERT_TRUE(OB_SUCCESS != err); \
} \
while (0)
#define T(obj, t1, v1, ref_type, ref_value) EXPECT_RESULT1(obj, &buf, calc_result1, t1, v1, ref_type, ref_value)
#define T_NO_PARAM(obj, t1, ref_type) EXPECT_RESULT1_NO_PARAM(obj, &buf, calc_result1, t1, ref_type)
#define F(obj, t1, v1, ref_type, ref_value) EXPECT_FAIL_RESULT1(obj, &buf, calc_result1, t1, v1)
#define F_NO_PARAM(obj, t1) EXPECT_FAIL_RESULT1_NO_PARAM(obj, &buf, calc_result1, t1)
TEST_F(ObExprLowerTest, basic_test)
{
ObMalloc buf;
ObExprLower lower(buf);
ASSERT_EQ(1, lower.get_param_num());
// null
T_NO_PARAM(lower, null, null);
T(lower, varchar, "ABC", varchar, "abc");
T(lower, varchar, "123", varchar, "123");
T(lower, varchar, " aBcD 09 %d#$", varchar, " abcd 09 %d#$");
}
TEST_F(ObExprLowerTest, fail_test)
{
ObArenaAllocator alloc;
ObExprLower lower(alloc);
ObExprStringBuf buf;
ASSERT_EQ(1, lower.get_param_num());
F(lower, int, 123, varchar, "123");
F(lower, int, 10, varchar, "10");
F(lower, int, 0, varchar, "0");
F(lower, double, 10.2, varchar, "10.200000");
F(lower, bool, true, varchar, "true");
F(lower, bool, false, varchar, "false");
F_NO_PARAM(lower, max_value);
F_NO_PARAM(lower, min_value);
}
int main(int argc, char** argv)
{
oceanbase::common::ObLogger::get_logger().set_log_level("DEBUG");
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}