160   TestBitStruct tst{};  in TEST()  local
164   EXPECT_EQ(1u, sizeof(tst._));  in TEST()
165   EXPECT_EQ(1u, sizeof(tst.i3));  in TEST()
166   EXPECT_EQ(1u, sizeof(tst.u4));  in TEST()
167   EXPECT_EQ(1u, sizeof(tst.alias_all));  in TEST()
170   tst.i3 = -1;  in TEST()
171   tst.u4 = 0b1010;  in TEST()
174   int8_t read_i3 = tst.i3;  in TEST()
175   uint8_t read_u4 = tst.u4;  in TEST()
182   EXPECT_EQ(0b1010111, static_cast<uint8_t>(tst.alias_all));  in TEST()
185   EXPECT_EQ(0b1010111u, AsUint(tst));  in TEST()
190     ++tst.u4;  in TEST()
191     EXPECT_EQ(static_cast<uint8_t>(0b1011), static_cast<uint8_t>(tst.u4));  in TEST()
192     --tst.u4;  in TEST()
193     EXPECT_EQ(static_cast<uint8_t>(0b1010), static_cast<uint8_t>(tst.u4));  in TEST()
196     uint8_t read_and_convert = tst.u4++;  in TEST()
198     EXPECT_EQ(static_cast<uint8_t>(0b1010), static_cast<uint8_t>(tst.u4));  in TEST()
199     read_and_convert = tst.u4--;  in TEST()
201     EXPECT_EQ(static_cast<uint8_t>(0b1010), static_cast<uint8_t>(tst.u4));  in TEST()
204     tst.u4 = 0b1010;  in TEST()
205     EXPECT_TRUE(static_cast<bool>(tst.u4));  in TEST()
206     bool succ = tst.u4 ? true : false;  in TEST()
209     tst.u4 = 0;  in TEST()
210     EXPECT_FALSE(static_cast<bool>(tst.u4));  in TEST()
235   MixedSizeBitStruct tst{};  in TEST()  local
238   tst.u3 = 0b111u;  in TEST()
239   tst.u10 = 0b1111010100u;  in TEST()
240   tst.u19 = 0b1010101010101010101u;  in TEST()
243   uint8_t read_u3 = tst.u3;  in TEST()
244   uint16_t read_u10 = tst.u10;  in TEST()
245   uint32_t read_u19 = tst.u19;  in TEST()
252   uint32_t read_all = tst.alias_all;  in TEST()
258   EXPECT_EQ(0b10101010101010101011111010100111u, AsUint(tst));  in TEST()
273     TestBitStruct_u8 tst{};  in TEST()  local
274     tst.i3 = all_1s.i3;  in TEST()
277     EXPECT_EQ(0b111, tst.alias_all);  in TEST()
281     TestBitStruct_u8 tst{};  in TEST()  local
282     tst.u4 = all_1s.u4;  in TEST()
285     EXPECT_EQ(0b1111000, tst.alias_all);  in TEST()