250 lines
11 KiB
C++
250 lines
11 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_greatest.h"
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#include "ob_expr_test_utils.h"
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#include "sql/engine/expr/ob_expr_equal.h"
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using namespace oceanbase::common;
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using namespace oceanbase::sql;
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class ObExprGreatestTest : public ::testing::Test {
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public:
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ObExprGreatestTest();
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virtual ~ObExprGreatestTest();
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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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ObExprGreatestTest(const ObExprGreatestTest& other);
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ObExprGreatestTest& operator=(const ObExprGreatestTest& other);
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private:
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// data members
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};
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ObExprGreatestTest::ObExprGreatestTest()
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{}
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ObExprGreatestTest::~ObExprGreatestTest()
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{}
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void ObExprGreatestTest::SetUp()
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{}
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void ObExprGreatestTest::TearDown()
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{}
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#define MAKE_OBJS_1(t1, v1) \
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ObObj objs[1]; \
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ObExprResType types[1]; \
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objs[0].set_##t1(v1); \
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types[0].set_##t1();
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#define MAKE_OBJS_2(t1, v1, t2, v2) \
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ObObj objs[2]; \
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ObExprResType types[2]; \
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objs[0].set_##t1(v1); \
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objs[1].set_##t2(v2); \
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types[0].set_##t1(); \
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types[1].set_##t2();
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#define MAKE_OBJS_3(t1, v1, t2, v2, t3, v3) \
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ObObj objs[3]; \
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ObExprResType types[3]; \
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objs[0].set_##t1(v1); \
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objs[1].set_##t2(v2); \
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objs[2].set_##t3(v3); \
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types[0].set_##t1(); \
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types[1].set_##t2(); \
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types[2].set_##t3();
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#define MAKE_OBJS_4(t1, v1, t2, v2, t3, v3, t4, v4) \
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ObObj objs[4]; \
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ObExprResType types[4]; \
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objs[0].set_##t1(v1); \
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objs[1].set_##t2(v2); \
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objs[2].set_##t3(v3); \
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objs[3].set_##t4(v4); \
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types[0].set_##t1(); \
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types[1].set_##t2(); \
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types[2].set_##t3(); \
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types[3].set_##t4();
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#define MAKE_OBJS_5(t1, v1, t2, v2, t3, v3, t4, v4, t5, v5) \
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ObObj objs[5]; \
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ObExprResType types[5]; \
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objs[0].set_##t1(v1); \
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objs[1].set_##t2(v2); \
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objs[2].set_##t3(v3); \
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objs[3].set_##t4(v4); \
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objs[4].set_##t5(v5); \
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types[0].set_##t1(); \
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types[1].set_##t2(); \
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types[2].set_##t3(); \
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types[3].set_##t4(); \
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types[4].set_##t5();
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#define CHECK_FUNC(obj, func, r, N) \
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ObExprResType type; \
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int err = obj.calc_result_typeN(type, types, N); \
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EXPECT_TRUE(OB_SUCCESS == err); \
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obj.set_result_type(type); \
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err = obj.calc_resultN(r, objs, N, &buf); \
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_OB_LOG(INFO, "r=%s ref=%s", to_cstring(r), to_cstring(ref)); \
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EXPECT_TRUE(OB_SUCCESS == err); \
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EXPECT_TRUE(ref.get_type() == r.get_type()); \
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if (ref.get_type() != ObNullType) { \
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ObExprEqual eq; \
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ObObj result; \
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EXPECT_TRUE(OB_SUCCESS == ObExprEqual::calc(result, r, ref)); \
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EXPECT_TRUE(result.get_type() == ObBoolType && result.get_bool() == true); \
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}
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#define CHECK_FUNC_FAIL(obj, func, r, N) \
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ObExprResType type; \
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int err = obj.calc_result_typeN(type, types, N); \
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_OB_LOG(INFO, "err=%d type=%s", err, to_cstring(type)); \
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obj.set_result_type(type); \
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err = obj.calc_resultN(r, objs, N, &buf); \
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_OB_LOG(INFO, "r=%s ref=%s", to_cstring(r), to_cstring(ref)); \
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EXPECT_TRUE(OB_SUCCESS != err);
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#define T_1(obj, func, t1, v1, ref_type, ref_value) \
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{ \
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ObObj r, ref; \
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MAKE_OBJS_1(t1, v1) \
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ref.set_##ref_type(ref_value); \
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CHECK_FUNC(obj, func, r, 1) \
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} \
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while (0)
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#define T_2(obj, func, t1, v1, t2, v2, ref_type, ref_value) \
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{ \
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ObObj r, ref; \
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MAKE_OBJS_2(t1, v1, t2, v2) \
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ref.set_##ref_type(ref_value); \
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CHECK_FUNC(obj, func, r, 2) \
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} \
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while (0)
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#define F_2(obj, func, t1, v1, t2, v2, ref_type, ref_value) \
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{ \
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ObObj r, ref; \
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MAKE_OBJS_2(t1, v1, t2, v2) \
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ref.set_##ref_type(ref_value); \
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CHECK_FUNC_FAIL(obj, func, r, 2) \
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} \
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while (0)
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#define T_3(obj, func, t1, v1, t2, v2, t3, v3, ref_type, ref_value) \
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{ \
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ObObj r, ref; \
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MAKE_OBJS_3(t1, v1, t2, v2, t3, v3) \
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ref.set_##ref_type(ref_value); \
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CHECK_FUNC(obj, func, r, 3) \
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} \
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while (0)
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#define F_3(obj, func, t1, v1, t2, v2, t3, v3, ref_type, ref_value) \
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{ \
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ObObj r, ref; \
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MAKE_OBJS_3(t1, v1, t2, v2, t3, v3) \
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ref.set_##ref_type(ref_value); \
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CHECK_FUNC_FAIL(obj, func, r, 3) \
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} \
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while (0)
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#define T_4(obj, func, t1, v1, t2, v2, t3, v3, t4, v4, ref_type, ref_value) \
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{ \
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ObObj r, ref; \
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MAKE_OBJS_4(t1, v1, t2, v2, t3, v3, t4, v4) \
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ref.set_##ref_type(ref_value); \
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CHECK_FUNC(obj, func, r, 4) \
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} \
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while (0)
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#define F_4(obj, func, t1, v1, t2, v2, t3, v3, t4, v4, ref_type, ref_value) \
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{ \
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ObObj r, ref; \
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MAKE_OBJS_4(t1, v1, t2, v2, t3, v3, t4, v4) \
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ref.set_##ref_type(ref_value); \
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CHECK_FUNC_FAIL(obj, func, r, 4) \
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} \
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while (0)
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#define T_5(obj, func, t1, v1, t2, v2, t3, v3, t4, v4, t5, v5, ref_type, ref_value) \
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{ \
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ObObj r, ref; \
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MAKE_OBJS_5(t1, v1, t2, v2, t3, v3, t4, v4, t5, v5) \
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ref.set_##ref_type(ref_value); \
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CHECK_FUNC(obj, func, r, 5) \
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} \
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while (0)
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#define F_5(obj, func, t1, v1, t2, v2, t3, v3, t4, v4, t5, v5, ref_type, ref_value) \
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{ \
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ObObj r, ref; \
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MAKE_OBJS_5(t1, v1, t2, v2, t3, v3, t4, v4, t5, v5) \
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ref.set_##ref_type(ref_value); \
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CHECK_FUNC_FAIL(obj, func, r, 5) \
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} \
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while (0)
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TEST_F(ObExprGreatestTest, basic_test)
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{
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ObExprGreatest greatest_op;
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ObExprStringBuf buf;
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ASSERT_EQ(ObExprOperator::MORE_THAN_ZERO, greatest_op.get_param_num());
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// greatest when a then b [else c]
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T_1(greatest_op, calc_resultN, null, 0, null, 0);
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T_1(greatest_op, calc_resultN, precise_datetime, 1000, precise_datetime, 1000);
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T_2(greatest_op, calc_resultN, bool, true, null, 0, null, 0);
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T_2(greatest_op, calc_resultN, mtime, 1000, precise_datetime, 10002, precise_datetime, 10002);
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T_2(greatest_op, calc_resultN, varchar, "2012-11-12", precise_datetime, 10002, precise_datetime, 1352649600000000);
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T_2(greatest_op,
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calc_resultN,
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varchar,
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"2012-11-12",
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precise_datetime,
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100020000000000000,
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precise_datetime,
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100020000000000000);
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T_5(greatest_op, calc_resultN, bool, true, bool, false, bool, true, bool, false, bool, false, bool, true);
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T_5(greatest_op, calc_resultN, int, 10, int, 20, int, 0, int, -20, int, -20, int, 20);
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T_5(greatest_op, calc_resultN, int, 10, double, 20.0, int, 0, float, -20, int, -20, number, TO_NMB("20"));
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T_5(greatest_op, calc_resultN, int, 10, varchar, "-50", int, 0, float, 50, int, -20, number, TO_NMB("50.0"));
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}
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TEST_F(ObExprGreatestTest, fail_test)
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{
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ObExprGreatest greatest_op;
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ObExprStringBuf buf;
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ASSERT_EQ(ObExprOperator::MORE_THAN_ZERO, greatest_op.get_param_num());
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// greatest when a then b [else c]
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F_3(greatest_op, calc_resultN, varchar, "2012-11-12", precise_datetime, 10002, int, 10003, precise_datetime, 10002);
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F_2(greatest_op, calc_resultN, bool, false, varchar, "hello", null, 0);
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F_2(greatest_op, calc_resultN, bool, true, varchar, "hello", varchar, "hello");
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F_5(greatest_op, calc_resultN, int, 10, varchar, "hi", int, 0, float, -20, int, -20, null, 0);
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// F_2(greatest_op, calc_resultN, mtime,1000, precise_datetime, 10002, mtime, 1000);
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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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