204         auto o = makeOptional(1);  in TEST()
211         auto o = makeOptional(std::vector<char>{'1', '2'});  in TEST()
219         auto o = makeOptional("String");  in TEST()
226         auto o = makeOptional<std::string>("String");  in TEST()
233         auto o = makeOptional<std::string>(5, 'b');  in TEST()
240         auto o = makeOptional<std::string>();  in TEST()
249     auto o = makeOptional(std::unique_ptr<int>(new int(10)));  in TEST()
291     auto o = makeOptional(1);  in TEST()
300     auto o = makeOptional(1);  in TEST()
309     auto o = makeOptional(std::vector<int>{1,2,3,4});  in TEST()
323     auto o = makeOptional(std::vector<int>{1,2,3,4});  in TEST()
336     EXPECT_TRUE(makeOptional(1) == makeOptional(1));  in TEST()
337     EXPECT_TRUE(makeOptional(1) == 1);  in TEST()
338     EXPECT_TRUE(1 == makeOptional(1));  in TEST()
339     EXPECT_FALSE(makeOptional(1) == makeOptional(2));  in TEST()
340     EXPECT_FALSE(makeOptional(2) == 1);  in TEST()
341     EXPECT_FALSE(2 == makeOptional(1));  in TEST()
342     EXPECT_TRUE(makeOptional(1) != makeOptional(2));  in TEST()
343     EXPECT_TRUE(makeOptional(1) != 2);  in TEST()
344     EXPECT_TRUE(1 != makeOptional(2));  in TEST()
346     EXPECT_FALSE(makeOptional(1) == kNullopt);  in TEST()
347     EXPECT_FALSE(makeOptional(1) == Optional<int>());  in TEST()
348     EXPECT_FALSE(kNullopt == makeOptional(1));  in TEST()
349     EXPECT_FALSE(Optional<int>() == makeOptional(1));  in TEST()
350     EXPECT_TRUE(makeOptional(1) != kNullopt);  in TEST()
351     EXPECT_TRUE(makeOptional(1) != Optional<int>());  in TEST()
352     EXPECT_TRUE(kNullopt != makeOptional(1));  in TEST()
353     EXPECT_TRUE(Optional<int>() != makeOptional(1));  in TEST()
364     EXPECT_TRUE(makeOptional(1) < makeOptional(2));  in TEST()
365     EXPECT_TRUE(1 < makeOptional(2));  in TEST()
366     EXPECT_TRUE(makeOptional(1) < 2);  in TEST()
368     EXPECT_FALSE(makeOptional(1) < makeOptional(1));  in TEST()
369     EXPECT_FALSE(1 < makeOptional(1));  in TEST()
370     EXPECT_FALSE(makeOptional(1) < 1);  in TEST()
371     EXPECT_FALSE(makeOptional(2) < makeOptional(1));  in TEST()
372     EXPECT_FALSE(2 < makeOptional(1));  in TEST()
373     EXPECT_FALSE(makeOptional(2) < 1);  in TEST()
375     EXPECT_TRUE(kNullopt < makeOptional(2));  in TEST()
376     EXPECT_TRUE(Optional<int>() < makeOptional(2));  in TEST()
378     EXPECT_FALSE(makeOptional(2) < kNullopt);  in TEST()
379     EXPECT_FALSE(makeOptional(2) < Optional<int>());  in TEST()
424         auto o = makeOptional(Track(counter));  in TEST()
430         auto o = makeOptional(Track(counter));  in TEST()
438         auto o = makeOptional(Track(counter));  in TEST()
455         auto o = makeOptional(Track(counter));  in TEST()