26 enum class TestFlags { ONE = 0x1, TWO = 0x2, THREE = 0x4 };  enum
29     Flags<TestFlags> flags = TestFlags::ONE;  in TEST()
30     ASSERT_TRUE(flags.test(TestFlags::ONE));  in TEST()
31     ASSERT_FALSE(flags.test(TestFlags::TWO));  in TEST()
32     ASSERT_FALSE(flags.test(TestFlags::THREE));  in TEST()
36     Flags<TestFlags> flags = TestFlags::ONE | TestFlags::TWO;  in TEST()
37     ASSERT_TRUE(flags.any(TestFlags::ONE));  in TEST()
38     ASSERT_TRUE(flags.any(TestFlags::TWO));  in TEST()
39     ASSERT_FALSE(flags.any(TestFlags::THREE));  in TEST()
40     ASSERT_TRUE(flags.any(TestFlags::ONE | TestFlags::TWO));  in TEST()
41     ASSERT_TRUE(flags.any(TestFlags::TWO | TestFlags::THREE));  in TEST()
42     ASSERT_TRUE(flags.any(TestFlags::ONE | TestFlags::THREE));  in TEST()
43     ASSERT_TRUE(flags.any(TestFlags::ONE | TestFlags::TWO | TestFlags::THREE));  in TEST()
47     Flags<TestFlags> flags = TestFlags::ONE | TestFlags::TWO;  in TEST()
48     ASSERT_TRUE(flags.all(TestFlags::ONE));  in TEST()
49     ASSERT_TRUE(flags.all(TestFlags::TWO));  in TEST()
50     ASSERT_FALSE(flags.all(TestFlags::THREE));  in TEST()
51     ASSERT_TRUE(flags.all(TestFlags::ONE | TestFlags::TWO));  in TEST()
52     ASSERT_FALSE(flags.all(TestFlags::TWO | TestFlags::THREE));  in TEST()
53     ASSERT_FALSE(flags.all(TestFlags::ONE | TestFlags::THREE));  in TEST()
54     ASSERT_FALSE(flags.all(TestFlags::ONE | TestFlags::TWO | TestFlags::THREE));  in TEST()
58     Flags<TestFlags> flags;  in TEST()
59     ASSERT_FALSE(flags.any(TestFlags::ONE | TestFlags::TWO | TestFlags::THREE));  in TEST()
63     Flags<TestFlags> flags;  in TEST()
65     ASSERT_TRUE(flags.all(TestFlags::ONE | TestFlags::TWO | TestFlags::THREE));  in TEST()
69     Flags<TestFlags> flags = TestFlags::TWO;  in TEST()
71     ASSERT_TRUE(flags.all(TestFlags::ONE | TestFlags::THREE));  in TEST()
72     ASSERT_FALSE(flags.test(TestFlags::TWO));  in TEST()
76     Flags<TestFlags> flags = TestFlags::ONE;  in TEST()
77     Flags<TestFlags> flags2 = flags | TestFlags::TWO;  in TEST()
78     ASSERT_FALSE(flags2.test(TestFlags::THREE));  in TEST()
79     ASSERT_TRUE(flags2.all(TestFlags::ONE | TestFlags::TWO));  in TEST()
83     Flags<TestFlags> flags = TestFlags::ONE | TestFlags::THREE;  in TEST()
84     Flags<TestFlags> flags2 = flags | TestFlags::THREE;  in TEST()
85     ASSERT_FALSE(flags2.test(TestFlags::TWO));  in TEST()
86     ASSERT_TRUE(flags2.all(TestFlags::ONE | TestFlags::THREE));  in TEST()
90     Flags<TestFlags> flags;  in TEST()
91     flags |= TestFlags::THREE;  in TEST()
92     ASSERT_TRUE(flags.test(TestFlags::THREE));  in TEST()
93     ASSERT_FALSE(flags.any(TestFlags::ONE | TestFlags::TWO));  in TEST()
97     Flags<TestFlags> flags = TestFlags::ONE | TestFlags::THREE;  in TEST()
98     flags |= TestFlags::THREE;  in TEST()
99     ASSERT_TRUE(flags.all(TestFlags::ONE | TestFlags::THREE));  in TEST()
100     ASSERT_FALSE(flags.test(TestFlags::TWO));  in TEST()
104     Flags<TestFlags> flags = TestFlags::ONE | TestFlags::THREE;  in TEST()
105     Flags<TestFlags> andFlags = flags & TestFlags::THREE;  in TEST()
106     ASSERT_TRUE(andFlags.test(TestFlags::THREE));  in TEST()
107     ASSERT_FALSE(andFlags.any(TestFlags::ONE | TestFlags::TWO));  in TEST()
111     Flags<TestFlags> flags = TestFlags::ONE | TestFlags::THREE;  in TEST()
112     Flags<TestFlags> andFlags = flags & (TestFlags::ONE | TestFlags::THREE);  in TEST()
113     ASSERT_TRUE(andFlags.all(TestFlags::ONE | TestFlags::THREE));  in TEST()
114     ASSERT_FALSE(andFlags.test(TestFlags::TWO));  in TEST()
118     Flags<TestFlags> flags = TestFlags::ONE | TestFlags::THREE;  in TEST()
119     Flags<TestFlags> andFlags = flags & TestFlags::TWO;  in TEST()
120     ASSERT_FALSE(andFlags.any(TestFlags::ONE | TestFlags::TWO | TestFlags::THREE));  in TEST()
124     Flags<TestFlags> flags1 = TestFlags::ONE | TestFlags::TWO;  in TEST()
125     Flags<TestFlags> flags2 = TestFlags::ONE | TestFlags::TWO;  in TEST()
130     Flags<TestFlags> flags1 = TestFlags::ONE | TestFlags::TWO;  in TEST()
131     Flags<TestFlags> flags2 = TestFlags::ONE | TestFlags::THREE;  in TEST()
136     Flags<TestFlags> flags;  in TEST()
137     flags = TestFlags::ONE;  in TEST()
138     ASSERT_TRUE(flags.test(TestFlags::ONE));  in TEST()
139     ASSERT_FALSE(flags.any(TestFlags::TWO | TestFlags::THREE));  in TEST()
143     Flags<TestFlags> flags1 = TestFlags::ONE | TestFlags::TWO;  in TEST()
144     Flags<TestFlags> flags2 = flags1;  in TEST()
147     flags1 &= TestFlags::TWO;  in TEST()
152     Flags<TestFlags> flags = TestFlags::ONE | TestFlags::TWO;  in TEST()
157     Flags<TestFlags> flags;  in TEST()
162     Flags<TestFlags> flags = TestFlags::ONE | TestFlags::TWO;  in TEST()
167     auto flags = Flags<TestFlags>(0b1011);  in TEST()
172     Flags<TestFlags> flags1 = TestFlags::ONE | TestFlags::TWO;  in TEST()
173     Flags<TestFlags> flags2;  in TEST()
174     for (TestFlags f : flags1) {  in TEST()
181     const std::vector<TestFlags> flagOrder = {TestFlags::ONE, TestFlags::TWO};  in TEST()
182     Flags<TestFlags> flags;  in TEST()
183     for (TestFlags f : flagOrder) {  in TEST()
198     Flags<TestFlags> flags = TestFlags::ONE | TestFlags::TWO;  in TEST()
200     ASSERT_EQ(*(iter++), TestFlags::ONE);  in TEST()
201     ASSERT_EQ(*iter, TestFlags::TWO);  in TEST()
202     ASSERT_EQ(*(iter++), TestFlags::TWO);  in TEST()
207     Flags<TestFlags> flags = TestFlags::ONE | TestFlags::TWO;  in TEST()
209     ASSERT_EQ(*++iter, TestFlags::TWO);  in TEST()
214     TestFlags f = TestFlags::ONE;  in TEST()
219     TestFlags f = static_cast<TestFlags>(0x8);  in TEST()
224     static_assert(flag_name<TestFlags::TWO>() == "TWO");  in TEST()