80   constexpr absl::Time t0 = absl::UnixEpoch();  in TEST()
112 TEST(Time, UnixEpoch) {  in TEST()  argument
113   const auto ci = absl::UTCTimeZone().At(absl::UnixEpoch());  in TEST()
121   absl::Time t = absl::UnixEpoch();  in TEST()
164   t = absl::UnixEpoch();  in TEST()
166   EXPECT_EQ(absl::UnixEpoch() + absl::Milliseconds(500), t);  in TEST()
168   EXPECT_EQ(absl::UnixEpoch() + absl::Milliseconds(1100), t);  in TEST()
170   EXPECT_EQ(absl::UnixEpoch() + absl::Milliseconds(500), t);  in TEST()
172   EXPECT_EQ(absl::UnixEpoch(), t);  in TEST()
228   constexpr absl::Time t = absl::UnixEpoch();  // Any finite time.  in TEST()
253   EXPECT_EQ(1, absl::ToUnixNanos(absl::UnixEpoch() + absl::Nanoseconds(3) / 2));  in TEST()
254   EXPECT_EQ(1, absl::ToUnixNanos(absl::UnixEpoch() + absl::Nanoseconds(1)));  in TEST()
255   EXPECT_EQ(0, absl::ToUnixNanos(absl::UnixEpoch() + absl::Nanoseconds(1) / 2));  in TEST()
256   EXPECT_EQ(0, absl::ToUnixNanos(absl::UnixEpoch() + absl::Nanoseconds(0)));  in TEST()
258             absl::ToUnixNanos(absl::UnixEpoch() - absl::Nanoseconds(1) / 2));  in TEST()
259   EXPECT_EQ(-1, absl::ToUnixNanos(absl::UnixEpoch() - absl::Nanoseconds(1)));  in TEST()
261             absl::ToUnixNanos(absl::UnixEpoch() - absl::Nanoseconds(3) / 2));  in TEST()
576             absl::ToChronoTime(absl::UnixEpoch() - tick));  in TEST()
906   absl::Time bases[2] = {absl::UnixEpoch(), absl::Now()};  in TEST()
935   EXPECT_GE(absl::UnixEpoch(), min);  in TEST()
936   EXPECT_LT(absl::UnixEpoch(), max);  in TEST()
1070       absl::UnixEpoch() + absl::Seconds(std::numeric_limits<int64_t>::max()), t);  in TEST()
1078       absl::UnixEpoch() + absl::Seconds(std::numeric_limits<int64_t>::max()), t);  in TEST()
1092       absl::UnixEpoch() + absl::Seconds(std::numeric_limits<int64_t>::min()), t);  in TEST()
1101       absl::UnixEpoch() + absl::Seconds(std::numeric_limits<int64_t>::min()), t);  in TEST()