23 TEST(Optional, TypeProperties) {  in TEST()  argument
27     static_assert(sizeof(Optional<bool>) == 2, "bad Optional<bool> size");  in TEST()
28     static_assert(std::alignment_of<Optional<bool>>::value ==  in TEST()
32     static_assert(sizeof(Optional<char>) == 2, "bad Optional<char> size");  in TEST()
33     static_assert(std::alignment_of<Optional<char>>::value ==  in TEST()
37     static_assert(sizeof(Optional<int16_t>) == 4, "bad Optional<int16_t> size");  in TEST()
38     static_assert(std::alignment_of<Optional<int16_t>>::value ==  in TEST()
42     static_assert(sizeof(Optional<int32_t>) == 8, "bad Optional<int32_t> size");  in TEST()
43     static_assert(std::alignment_of<Optional<int32_t>>::value ==  in TEST()
47     static_assert(sizeof(Optional<int64_t>) == 16,  in TEST()
49     static_assert(std::alignment_of<Optional<int64_t>>::value ==  in TEST()
57     static_assert(sizeof(Optional<S128>) == 3*sizeof(int64_t),  in TEST()
59     static_assert(std::alignment_of<Optional<S128>>::value ==  in TEST()
64 TEST(Optional, ConstructFromValue) {  in TEST()  argument
66         Optional<int> o;  in TEST()
70         Optional<int> o = {};  in TEST()
74         Optional<int> o = kNullopt;  in TEST()
78         Optional<int> o(1);  in TEST()
84         Optional<int> o = static_cast<const short&>(1);  in TEST()
89         Optional<int> o = 1;  in TEST()
94         Optional<int> o { 1 };  in TEST()
100         Optional<int> o = val;  in TEST()
105         Optional<std::vector<int>> o(kInplace, 10);  in TEST()
110         Optional<std::vector<int>> o(kInplace, {1,2,3,4});  in TEST()
116 TEST(Optional, ConstructFromOptional) {  in TEST()  argument
118         Optional<int> o = Optional<int>();  in TEST()
122         Optional<short> o2;  in TEST()
123         Optional<int> o(o2);  in TEST()
127         Optional<short> o2 = 42;  in TEST()
128         Optional<int> o(o2);  in TEST()
133         Optional<int> o(Optional<int>(1));  in TEST()
138         Optional<int> o2 = 2;  in TEST()
139         Optional<int> o = o2;  in TEST()
144         Optional<std::vector<int>> o2 = std::vector<int>{20, 30, 40};  in TEST()
145         Optional<std::vector<int>> o = o2;  in TEST()
151 TEST(Optional, Assign) {  in TEST()  argument
153         Optional<int> o;  in TEST()
165         o = Optional<int>(10);  in TEST()
169         Optional<int> o2;  in TEST()
177         o = Optional<short>();  in TEST()
180         o = Optional<short>(20);  in TEST()
184         Optional<short> o3(200);  in TEST()
199 TEST(Optional, MakeOptional) {  in TEST()  argument
202         static_assert(std::is_same<decltype(o), Optional<int>>::value,  in TEST()
209         static_assert(std::is_same<decltype(o), Optional<std::vector<char>>>::value,  in TEST()
217         static_assert(std::is_same<decltype(o), Optional<const char*>>::value,  in TEST()
224         static_assert(std::is_same<decltype(o), Optional<std::string>>::value,  in TEST()
231         static_assert(std::is_same<decltype(o), Optional<std::string>>::value,  in TEST()
238         static_assert(std::is_same<decltype(o), Optional<std::string>>::value,  in TEST()
245 TEST(Optional, Move) {  in TEST()  argument
287 TEST(Optional, Value) {  in TEST()  argument
296 TEST(Optional, Clear) {  in TEST()  argument
305 TEST(Optional, Emplace) {  in TEST()  argument
319 TEST(Optional, Reset) {  in TEST()  argument
332 TEST(Optional, CompareEqual) {  in TEST()  argument
344     EXPECT_FALSE(makeOptional(1) == Optional<int>());  in TEST()
346     EXPECT_FALSE(Optional<int>() == makeOptional(1));  in TEST()
348     EXPECT_TRUE(makeOptional(1) != Optional<int>());  in TEST()
350     EXPECT_TRUE(Optional<int>() != makeOptional(1));  in TEST()
352     EXPECT_TRUE(kNullopt == Optional<int>());  in TEST()
353     EXPECT_TRUE(kNullopt == Optional<char*>());  in TEST()
354     EXPECT_FALSE(kNullopt != Optional<int>());  in TEST()
355     EXPECT_FALSE(kNullopt != Optional<char*>());  in TEST()
356     EXPECT_TRUE(Optional<int>() == Optional<int>());  in TEST()
357     EXPECT_FALSE(Optional<int>() != Optional<int>());  in TEST()
360 TEST(Optional, CompareLess) {  in TEST()  argument
373     EXPECT_TRUE(Optional<int>() < makeOptional(2));  in TEST()
374     EXPECT_TRUE(Optional<int>() < 2);  in TEST()
376     EXPECT_FALSE(makeOptional(2) < Optional<int>());  in TEST()
377     EXPECT_FALSE(2 < Optional<int>());  in TEST()
379     EXPECT_FALSE(kNullopt < Optional<int>());  in TEST()
380     EXPECT_FALSE(Optional<int>() < kNullopt);  in TEST()
383 TEST(Optional, Destruction) {  in TEST()  argument
462         Optional<Track> o;  in TEST()
474         Optional<Track> o;  in TEST()