79 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			79 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /**
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|  * Copyright (c) 2021 OceanBase
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|  * OceanBase CE is licensed under Mulan PubL v2.
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|  * You can use this software according to the terms and conditions of the Mulan PubL v2.
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|  * You may obtain a copy of Mulan PubL v2 at:
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|  *          http://license.coscl.org.cn/MulanPubL-2.0
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|  * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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|  * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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|  * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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|  * See the Mulan PubL v2 for more details.
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|  */
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| 
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| #include <gtest/gtest.h>
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| #include "sql/engine/expr/ob_expr_length.h"
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| #include "ob_expr_test_utils.h"
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| 
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| using namespace oceanbase::common;
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| using namespace oceanbase::sql;
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| 
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| class ObExprLengthTest : public ::testing::Test {
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| public:
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|   ObExprLengthTest();
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|   virtual ~ObExprLengthTest();
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|   virtual void SetUp();
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|   virtual void TearDown();
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| 
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| private:
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|   // disallow copy
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|   ObExprLengthTest(const ObExprLengthTest& other);
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|   ObExprLengthTest& operator=(const ObExprLengthTest& other);
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| 
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| private:
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|   // data members
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| };
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| ObExprLengthTest::ObExprLengthTest()
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| {}
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| 
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| ObExprLengthTest::~ObExprLengthTest()
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| {}
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| 
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| void ObExprLengthTest::SetUp()
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| {}
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| 
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| void ObExprLengthTest::TearDown()
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| {}
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| 
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| #define T(obj, t1, v1, ref_type, ref_value) EXPECT_RESULT1(obj, &buf, calc_result1, t1, v1, ref_type, ref_value)
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| #define F(obj, t1, v1) EXPECT_FAIL_RESULT1(obj, &buf, calc_result1, t1, v1)
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| #define F0(obj, t1) EXPECT_FAIL_RESULT0(obj, &buf, calc_result1, t1)
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| #define T0(obj, t1, ref_type, ref_value) EXPECT_RESULT0(obj, &buf, calc_result1, t1, ref_type, ref_value)
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| 
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| TEST_F(ObExprLengthTest, basic_test)
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| {
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|   ObArenaAllocator buf(ObModIds::OB_SQL_SESSION);
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|   ObExprLength length(buf);
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|   ASSERT_EQ(1, length.get_param_num());
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| 
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|   T0(length, null, null, 0);
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|   T(length, varchar, "helo", int, 4);
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|   T(length, varchar, "", int, 0);
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|   T(length, int, 1, int, 1);
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|   T(length, int, 12, int, 2);
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|   T(length, varchar, "好", int, 3);
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| }
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| 
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| TEST_F(ObExprLengthTest, fail_test)
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| {
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|   ObArenaAllocator buf(ObModIds::OB_SQL_SESSION);
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|   ObExprLength length(buf);
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|   ASSERT_EQ(1, length.get_param_num());
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| }
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| 
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| int main(int argc, char** argv)
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| {
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|   oceanbase::common::ObLogger::get_logger().set_log_level("DEBUG");
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|   ::testing::InitGoogleTest(&argc, argv);
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|   return RUN_ALL_TESTS();
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| }
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