155 lines
6.0 KiB
C++
155 lines
6.0 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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#include <gtest/gtest.h>
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#include "sql/engine/expr/ob_expr_substr.h"
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#include "ob_expr_test_utils.h"
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using namespace oceanbase::common;
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using namespace oceanbase::sql;
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class ObExprSubstrTest : public ::testing::Test
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{
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public:
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ObExprSubstrTest();
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virtual ~ObExprSubstrTest();
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virtual void SetUp();
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virtual void TearDown();
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private:
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// disallow copy
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ObExprSubstrTest(const ObExprSubstrTest &other);
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ObExprSubstrTest& operator=(const ObExprSubstrTest &other);
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private:
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// data members
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};
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ObExprSubstrTest::ObExprSubstrTest()
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{
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}
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ObExprSubstrTest::~ObExprSubstrTest()
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{
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}
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void ObExprSubstrTest::SetUp()
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{
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}
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void ObExprSubstrTest::TearDown()
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{
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}
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#define T(obj, t1, v1, t2, v2, t3, v3, ref_type, ref_value) EXPECT_RESULT3(obj, &buf, calc_result3, t1, v1, t2, v2, t3, v3, ref_type, ref_value)
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#define F(obj, t1, v1, t2, v2, t3, v3, ref_type, ref_value) EXPECT_FAIL_RESULT3(obj, &buf, calc_result3, t1, v1, t2, v2, t3, v3, ref_type, ref_value)
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TEST_F(ObExprSubstrTest, basic_test)
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{
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ObArenaAllocator alloc;
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ObExprSubstr substr(alloc);
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ObExprStringBuf buf;
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ASSERT_EQ(ObExprOperator::TWO_OR_THREE, substr.get_param_num());
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// null
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T(substr, null, , null, , null, , null, );
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T(substr, int,1, null, , null, , null, );
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T(substr, int,1, varchar, "hi", null, , null, );
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T(substr, int,1, null, , varchar, "hi", null, );
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//T(substr, int,1, min, 0, null, , null, );
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//T(substr, int,1, max, 0, null, , null, );
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//T(substr, int,1, null, , max, 0, null, );
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//T(substr, int,1, null, , min, 0, null, );
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//T(substr, null, , null, , min, 0, null, );
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// normal
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T(substr, varchar, "hello", int,0, int,100, varchar, "");
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T(substr, varchar, "hello", int,1, int,100, varchar, "hello");
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T(substr, varchar, "hello", int,2, int,100, varchar, "ello");
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T(substr, varchar, "hello", int,3, int,100, varchar, "llo");
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T(substr, varchar, "hello", int,4, int,100, varchar, "lo");
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T(substr, varchar, "hello", int,5, int,100, varchar, "o");
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T(substr, varchar, "hello", int,6, int,100, varchar, "");
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T(substr, varchar, "hello", int,7, int,100, varchar, "");
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T(substr, varchar, "hello", int,-1, int,100, varchar, "o");
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T(substr, varchar, "hello", int,-2, int,100, varchar, "lo");
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T(substr, varchar, "hello", int,-3, int,100, varchar, "llo");
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T(substr, varchar, "hello", int,-4, int,100, varchar, "ello");
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T(substr, varchar, "hello", int,-5, int,100, varchar, "hello");
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T(substr, varchar, "hello", int,-6, int,100, varchar, "");
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T(substr, varchar, "hello", int,-7, int,100, varchar, "");
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T(substr, varchar, "hello", int,-6, int,1, varchar, "");
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T(substr, varchar, "hello", int,-6, int,2, varchar, "");
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T(substr, varchar, "hello", int,-6, int,3, varchar, "");
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T(substr, varchar, "hello", int,-6, int,4, varchar, "");
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T(substr, varchar, "hello", int,-6, int,5, varchar, "");
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T(substr, varchar, "hello", int,-6, int,6, varchar, "");
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T(substr, varchar, "hello", int,-6, int,7, varchar, "");
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T(substr, varchar, "hello", int,-1, int,2, varchar, "o");
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T(substr, varchar, "hello", int,-2, int,2, varchar, "lo");
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T(substr, varchar, "hello", int,-3, int,2, varchar, "ll");
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T(substr, varchar, "hello", int,-4, int,2, varchar, "el");
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T(substr, varchar, "hello", int,-5, int,2, varchar, "he");
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T(substr, varchar, "hello", int,0, int,-1, varchar, "");
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T(substr, varchar, "hello", int,1, int,-1, varchar, "");
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T(substr, varchar, "hello", int,2, int,-1, varchar, "");
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T(substr, varchar, "hello", int,3, int,-1, varchar, "");
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T(substr, varchar, "hello", int,4, int,-1, varchar, "");
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T(substr, varchar, "hello", int,5, int,-1, varchar, "");
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T(substr, varchar, "hello", int,6, int,-1, varchar, "");
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T(substr, varchar, "hello", int,0, int,0, varchar, "");
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T(substr, varchar, "hello", int,1, int,0, varchar, "");
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T(substr, varchar, "hello", int,2, int,0, varchar, "");
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T(substr, varchar, "hello", int,3, int,0, varchar, "");
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T(substr, varchar, "hello", int,4, int,0, varchar, "");
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T(substr, varchar, "hello", int,5, int,0, varchar, "");
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T(substr, varchar, "hello", int,6, int,0, varchar, "");
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}
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TEST_F(ObExprSubstrTest, fail_test)
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{
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ObArenaAllocator alloc;
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ObExprSubstr substr(alloc);
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ObExprStringBuf buf;
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ASSERT_EQ(ObExprOperator::TWO_OR_THREE, substr.get_param_num());
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F(substr, varchar, "hi", int,1, max_value, , varchar, "hi");
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F(substr, varchar, "hi", int,1, min_value, , varchar, "hi");
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F(substr, varchar, "hi", min_value, , int,1, varchar, "hi");
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F(substr, varchar, "hi", max_value, , int,1, varchar, "hi");
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F(substr, int,1, min_value, , min_value, , varchar, "1");
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F(substr, double, 1.3, min_value, , min_value, , varchar, "1.300000");
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// convert
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//F(substr, varchar, "hello", varchar, "3", varchar, "100", varchar, "llo");
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//F(substr, varchar, "hello", varchar, "4", varchar, "100", varchar, "lo");
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//F(substr, varchar, "hello", varchar, "5", varchar, "100", varchar, "o");
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//F(substr, varchar, "hello", varchar, "6", varchar, "100", varchar, "");
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//F(substr, varchar, "hello", varchar, "7", varchar, "100", varchar, "");
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//F(substr, varchar, "hello", varchar, "-1", varchar, "100", varchar, "o");
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//F(substr, varchar, "hello", varchar, "-2", varchar, "100", varchar, "lo");
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//F(substr, varchar, "hello", varchar, "-3", varchar, "100", varchar, "llo");
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//F(substr, varchar, "hello", varchar, "-4", varchar, "100", varchar, "ello");
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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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