Basic tests for the time formatting APIs in util/time.h.
| 30 | namespace impala { |
| 31 | // Basic tests for the time formatting APIs in util/time.h. |
| 32 | TEST(TimeTest, Basic) { |
| 33 | const Timezone& utc_tz = cctz::utc_time_zone(); |
| 34 | EXPECT_EQ("1970-01-01 00:00:00", ToUtcStringFromUnix(0)); |
| 35 | EXPECT_EQ("1970-01-01 00:00:00.000", ToUtcStringFromUnixMillis(0)); |
| 36 | EXPECT_EQ("1970-01-01 00:00:00.001", ToUtcStringFromUnixMillis(1)); |
| 37 | EXPECT_EQ("1970-01-01 00:00:00", ToUtcStringFromUnixMillis(0, TimePrecision::Second)); |
| 38 | EXPECT_EQ("1970-01-01 00:00:00.000000", ToUtcStringFromUnixMicros(0)); |
| 39 | EXPECT_EQ("1970-01-01 00:00:00.000001", ToUtcStringFromUnixMicros(1)); |
| 40 | EXPECT_EQ("1970-01-01 00:00:00.000", ToUtcStringFromUnixMicros(0, |
| 41 | TimePrecision::Millisecond)); |
| 42 | EXPECT_EQ("1970-01-01 00:00:00", ToUtcStringFromUnixMicros(0, TimePrecision::Second)); |
| 43 | EXPECT_EQ("1970-01-01 00:00:00.000000", ToStringFromUnixMicros(0, utc_tz)); |
| 44 | EXPECT_EQ("1970-01-01 00:00:00.000001", ToStringFromUnixMicros(1, utc_tz)); |
| 45 | EXPECT_EQ("1970-01-01 00:00:00.000", ToStringFromUnixMicros(0, utc_tz, |
| 46 | TimePrecision::Millisecond)); |
| 47 | EXPECT_EQ("1970-01-01 00:00:00.000", ToStringFromUnixMicros(999, utc_tz, |
| 48 | TimePrecision::Millisecond)); |
| 49 | EXPECT_EQ("1970-01-01 00:00:00", ToStringFromUnixMicros(0, utc_tz, |
| 50 | TimePrecision::Second)); |
| 51 | EXPECT_EQ("1970-01-01 00:00:00", ToStringFromUnixMicros(999999, utc_tz, |
| 52 | TimePrecision::Second)); |
| 53 | |
| 54 | EXPECT_EQ("1970-01-01 00:01:00", ToUtcStringFromUnix(60)); |
| 55 | EXPECT_EQ("1970-01-01 01:00:00", ToUtcStringFromUnix(3600)); |
| 56 | // Check we are handling negative times - time before the Unix epoch |
| 57 | EXPECT_EQ("1969-12-31 23:59:59", ToUtcStringFromUnix(-1)); |
| 58 | |
| 59 | // The earliest date-time that can be represented with the high-resolution |
| 60 | // chrono::system_clock is 1677-09-21 00:12:44 UTC, which is |
| 61 | // -9223372036854775808 (INT64_MIN) nanoseconds before the Unix epoch. |
| 62 | EXPECT_EQ("1677-09-21 00:12:44", |
| 63 | ToUtcStringFromUnix(INT64_MIN / NANOS_PER_SEC)); |
| 64 | EXPECT_EQ("1677-09-21 00:12:43.146", |
| 65 | ToUtcStringFromUnixMillis(INT64_MIN / NANOS_PER_MICRO / MICROS_PER_MILLI)); |
| 66 | EXPECT_EQ("1677-09-21 00:12:43.145225", |
| 67 | ToUtcStringFromUnixMicros(INT64_MIN / NANOS_PER_MICRO)); |
| 68 | EXPECT_EQ("1677-09-21 00:12:43.145225", |
| 69 | ToStringFromUnixMicros(INT64_MIN / NANOS_PER_MICRO, utc_tz)); |
| 70 | |
| 71 | // The latest date-time that can be represented with the high-resoliution |
| 72 | // chrono::system_clock is 2262-04-11 23:47:16 UTC, which is |
| 73 | // 9223372036854775807 (INT64_MAX) nanoseconds since the Unix epoch. |
| 74 | EXPECT_EQ("2262-04-11 23:47:16", |
| 75 | ToUtcStringFromUnix(INT64_MAX / NANOS_PER_SEC)); |
| 76 | EXPECT_EQ("2262-04-11 23:47:16.854", |
| 77 | ToUtcStringFromUnixMillis(INT64_MAX / NANOS_PER_MICRO / MICROS_PER_MILLI)); |
| 78 | EXPECT_EQ("2262-04-11 23:47:16.854775", |
| 79 | ToUtcStringFromUnixMicros(INT64_MAX / NANOS_PER_MICRO)); |
| 80 | EXPECT_EQ("2262-04-11 23:47:16.854775", |
| 81 | ToStringFromUnixMicros(INT64_MAX / NANOS_PER_MICRO, utc_tz)); |
| 82 | |
| 83 | EXPECT_EQ("1969-12-31 23:59:59.999", ToUtcStringFromUnixMillis(-1)); |
| 84 | EXPECT_EQ("1969-12-31 23:59:59.001", ToUtcStringFromUnixMillis(-999)); |
| 85 | EXPECT_EQ("1969-12-31 23:59:59.000", ToUtcStringFromUnixMillis(-1000)); |
| 86 | EXPECT_EQ("1969-12-31 23:59:58.001", ToUtcStringFromUnixMillis(-1999)); |
| 87 | EXPECT_EQ("1969-12-31 23:59:58.000", ToUtcStringFromUnixMillis(-2000)); |
| 88 | EXPECT_EQ("1969-12-31 23:59:57.999", ToUtcStringFromUnixMillis(-2001)); |
| 89 |
nothing calls this directly
no test coverage detected