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      1 /*-------------------------------------------------------------------------
      2  * drawElements Quality Program Tester Core
      3  * ----------------------------------------
      4  *
      5  * Copyright 2015 The Android Open Source Project
      6  *
      7  * Licensed under the Apache License, Version 2.0 (the "License");
      8  * you may not use this file except in compliance with the License.
      9  * You may obtain a copy of the License at
     10  *
     11  *      http://www.apache.org/licenses/LICENSE-2.0
     12  *
     13  * Unless required by applicable law or agreed to in writing, software
     14  * distributed under the License is distributed on an "AS IS" BASIS,
     15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     16  * See the License for the specific language governing permissions and
     17  * limitations under the License.
     18  *
     19  *//*!
     20  * \file
     21  * \brief Template class that is either type of Left or Right.
     22  *//*--------------------------------------------------------------------*/
     23 
     24 #include "tcuEither.hpp"
     25 
     26 namespace tcu
     27 {
     28 namespace
     29 {
     30 
     31 enum
     32 {
     33 	COPYCHECK_VALUE = 1637423219
     34 };
     35 
     36 class TestClassWithConstructor
     37 {
     38 public:
     39 	TestClassWithConstructor (int i)
     40 		: m_i			(i)
     41 		, m_copyCheck	(COPYCHECK_VALUE)
     42 	{
     43 	}
     44 
     45 	~TestClassWithConstructor (void)
     46 	{
     47 		DE_TEST_ASSERT(m_copyCheck == COPYCHECK_VALUE);
     48 	}
     49 
     50 	TestClassWithConstructor (const TestClassWithConstructor& other)
     51 		: m_i			(other.m_i)
     52 		, m_copyCheck	(other.m_copyCheck)
     53 	{
     54 	}
     55 
     56 	TestClassWithConstructor& operator= (const TestClassWithConstructor& other)
     57 	{
     58 		TCU_CHECK(m_copyCheck == COPYCHECK_VALUE);
     59 
     60 		if (this == &other)
     61 			return *this;
     62 
     63 		m_i = other.m_i;
     64 		m_copyCheck = other.m_copyCheck;
     65 
     66 		TCU_CHECK(m_copyCheck == COPYCHECK_VALUE);
     67 
     68 		return *this;
     69 	}
     70 
     71 	int getValue (void) const
     72 	{
     73 		TCU_CHECK(m_copyCheck == COPYCHECK_VALUE);
     74 
     75 		return m_i;
     76 	}
     77 
     78 private:
     79 	int m_i;
     80 	int m_copyCheck;
     81 };
     82 
     83 } // anonymous
     84 
     85 void Either_selfTest (void)
     86 {
     87 	// Simple test for first
     88 	{
     89 		const int					intValue	= 1503457782;
     90 		const Either<int, float>	either		(intValue);
     91 
     92 		TCU_CHECK(either.isFirst());
     93 		TCU_CHECK(!either.isSecond());
     94 
     95 		TCU_CHECK(either.is<int>());
     96 		TCU_CHECK(!either.is<float>());
     97 
     98 		TCU_CHECK(either.getFirst() == intValue);
     99 		TCU_CHECK(either.get<int>() == intValue);
    100 	}
    101 
    102 	// Simple test for second
    103 	{
    104 		const float					floatValue	= 0.43223332995f;
    105 		const Either<int, float>	either		(floatValue);
    106 
    107 		TCU_CHECK(!either.isFirst());
    108 		TCU_CHECK(either.isSecond());
    109 
    110 		TCU_CHECK(!either.is<int>());
    111 		TCU_CHECK(either.is<float>());
    112 
    113 		TCU_CHECK(either.getSecond() == floatValue);
    114 		TCU_CHECK(either.get<float>() == floatValue);
    115 	}
    116 
    117 	// Assign first value
    118 	{
    119 		const int			intValue	= 1942092699;
    120 		const float			floatValue	= 0.43223332995f;
    121 		Either<int, float>	either		(floatValue);
    122 
    123 		either = intValue;
    124 
    125 		TCU_CHECK(either.isFirst());
    126 		TCU_CHECK(!either.isSecond());
    127 
    128 		TCU_CHECK(either.is<int>());
    129 		TCU_CHECK(!either.is<float>());
    130 
    131 		TCU_CHECK(either.getFirst() == intValue);
    132 		TCU_CHECK(either.get<int>() == intValue);
    133 	}
    134 
    135 	// Assign second value
    136 	{
    137 		const int			intValue	= 1942092699;
    138 		const float			floatValue	= 0.43223332995f;
    139 		Either<int, float>	either		(intValue);
    140 
    141 		either = floatValue;
    142 
    143 		TCU_CHECK(!either.isFirst());
    144 		TCU_CHECK(either.isSecond());
    145 
    146 		TCU_CHECK(!either.is<int>());
    147 		TCU_CHECK(either.is<float>());
    148 
    149 		TCU_CHECK(either.getSecond() == floatValue);
    150 		TCU_CHECK(either.get<float>() == floatValue);
    151 	}
    152 
    153 	// Assign first either value
    154 	{
    155 		const int					intValue	= 1942092699;
    156 		const float					floatValue	= 0.43223332995f;
    157 		Either<int, float>			either		(floatValue);
    158 		const Either<int, float>	otherEither	(intValue);
    159 
    160 		either = otherEither;
    161 
    162 		TCU_CHECK(either.isFirst());
    163 		TCU_CHECK(!either.isSecond());
    164 
    165 		TCU_CHECK(either.is<int>());
    166 		TCU_CHECK(!either.is<float>());
    167 
    168 		TCU_CHECK(either.getFirst() == intValue);
    169 		TCU_CHECK(either.get<int>() == intValue);
    170 	}
    171 
    172 	// Assign second either value
    173 	{
    174 		const int					intValue	= 1942092699;
    175 		const float					floatValue	= 0.43223332995f;
    176 		Either<int, float>			either		(intValue);
    177 		const Either<int, float>	otherEither	(floatValue);
    178 
    179 		either = otherEither;
    180 
    181 		TCU_CHECK(!either.isFirst());
    182 		TCU_CHECK(either.isSecond());
    183 
    184 		TCU_CHECK(!either.is<int>());
    185 		TCU_CHECK(either.is<float>());
    186 
    187 		TCU_CHECK(either.getSecond() == floatValue);
    188 		TCU_CHECK(either.get<float>() == floatValue);
    189 	}
    190 
    191 	// Simple test for first with constructor
    192 	{
    193 		const TestClassWithConstructor				testObject	(171899615);
    194 		const Either<TestClassWithConstructor, int>	either		(testObject);
    195 
    196 		TCU_CHECK(either.isFirst());
    197 		TCU_CHECK(!either.isSecond());
    198 
    199 		TCU_CHECK(either.is<TestClassWithConstructor>());
    200 		TCU_CHECK(!either.is<int>());
    201 
    202 		TCU_CHECK(either.getFirst().getValue() == testObject.getValue());
    203 		TCU_CHECK(either.get<TestClassWithConstructor>().getValue() == testObject.getValue());
    204 	}
    205 
    206 	// Simple test for second with constructor
    207 	{
    208 		const TestClassWithConstructor				testObject	(171899615);
    209 		const Either<int, TestClassWithConstructor>	either		(testObject);
    210 
    211 		TCU_CHECK(!either.isFirst());
    212 		TCU_CHECK(either.isSecond());
    213 
    214 		TCU_CHECK(either.is<TestClassWithConstructor>());
    215 		TCU_CHECK(!either.is<int>());
    216 
    217 		TCU_CHECK(either.getSecond().getValue() == testObject.getValue());
    218 		TCU_CHECK(either.get<TestClassWithConstructor>().getValue() == testObject.getValue());
    219 	}
    220 
    221 	// Assign first with constructor
    222 	{
    223 		const int								intValue	= 1942092699;
    224 		const TestClassWithConstructor			testObject	(171899615);
    225 		Either<TestClassWithConstructor, int>	either		(intValue);
    226 
    227 		either = testObject;
    228 
    229 		TCU_CHECK(either.isFirst());
    230 		TCU_CHECK(!either.isSecond());
    231 
    232 		TCU_CHECK(either.is<TestClassWithConstructor>());
    233 		TCU_CHECK(!either.is<int>());
    234 
    235 		TCU_CHECK(either.getFirst().getValue() == testObject.getValue());
    236 		TCU_CHECK(either.get<TestClassWithConstructor>().getValue() == testObject.getValue());
    237 	}
    238 
    239 	// Assign second with constructor
    240 	{
    241 		const int								intValue	= 1942092699;
    242 		const TestClassWithConstructor			testObject	(171899615);
    243 		Either<int, TestClassWithConstructor>	either		(intValue);
    244 
    245 		either = testObject;
    246 
    247 		TCU_CHECK(!either.isFirst());
    248 		TCU_CHECK(either.isSecond());
    249 
    250 		TCU_CHECK(either.is<TestClassWithConstructor>());
    251 		TCU_CHECK(!either.is<int>());
    252 
    253 		TCU_CHECK(either.getSecond().getValue() == testObject.getValue());
    254 		TCU_CHECK(either.get<TestClassWithConstructor>().getValue() == testObject.getValue());
    255 	}
    256 
    257 	// Assign first either with constructor
    258 	{
    259 		const int									intValue	= 1942092699;
    260 		const TestClassWithConstructor				testObject	(171899615);
    261 		Either<TestClassWithConstructor, int>		either		(intValue);
    262 		const Either<TestClassWithConstructor, int>	otherEither	(testObject);
    263 
    264 		either = otherEither;
    265 
    266 		TCU_CHECK(either.isFirst());
    267 		TCU_CHECK(!either.isSecond());
    268 
    269 		TCU_CHECK(either.is<TestClassWithConstructor>());
    270 		TCU_CHECK(!either.is<int>());
    271 
    272 		TCU_CHECK(either.getFirst().getValue() == testObject.getValue());
    273 		TCU_CHECK(either.get<TestClassWithConstructor>().getValue() == testObject.getValue());
    274 	}
    275 
    276 	// Assign second either with constructor
    277 	{
    278 		const int									intValue	= 1942092699;
    279 		const TestClassWithConstructor				testObject	(171899615);
    280 		Either<int, TestClassWithConstructor>		either		(intValue);
    281 		const Either<int, TestClassWithConstructor>	otherEither	(testObject);
    282 
    283 		either = otherEither;
    284 
    285 		TCU_CHECK(!either.isFirst());
    286 		TCU_CHECK(either.isSecond());
    287 
    288 		TCU_CHECK(either.is<TestClassWithConstructor>());
    289 		TCU_CHECK(!either.is<int>());
    290 
    291 		TCU_CHECK(either.getSecond().getValue() == testObject.getValue());
    292 		TCU_CHECK(either.get<TestClassWithConstructor>().getValue() == testObject.getValue());
    293 	}
    294 }
    295 
    296 } // tcu
    297