v / vlib / time / duration_test.v
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1import time


2


3fn test_duration_str() {


4    assert time.Duration(1 * time.nanosecond).str() == '1ns'


5    assert time.Duration(999 * time.nanosecond).str() == '999ns'


6    assert time.Duration(1000 * time.nanosecond).str() == '1.000us'


7


8    assert time.Duration(1 * time.microsecond).str() == '1.000us'


9    assert time.Duration(999 * time.microsecond).str() == '999.000us'


10    assert time.Duration(1000 * time.microsecond).str() == '1.000ms'


11


12    assert time.Duration(1 * time.second).str() == '1.000s'


13    assert time.Duration(999 * time.second).str() == '16:39.000'


14    assert time.Duration(1000 * time.second).str() == '16:40.000'


15


16    assert time.Duration(1 * time.minute).str() == '1:00.000'


17    assert time.Duration(999 * time.minute).str() == '16:39:00'


18    assert time.Duration(1000 * time.minute).str() == '16:40:00'


19


20    assert time.Duration(1 * time.hour).str() == '1:00:00'


21    assert time.Duration(999 * time.hour).str() == '999:00:00'


22    assert time.Duration(1000 * time.hour).str() == '1000:00:00'


23


24    assert time.Duration(1 * time.microsecond + 7 * time.nanosecond).str() == '1.007us'


25


26    assert time.Duration(1 * time.second + 5 * time.nanosecond).str() == '1.000s'


27    assert time.Duration(1 * time.second + 5 * time.microsecond).str() == '1.000s'


28    assert time.Duration(1 * time.second + 5 * time.millisecond).str() == '1.005s'


29


30    assert time.Duration(1 * time.hour + 5 * time.millisecond).str() == '1:00:00'


31    assert time.Duration(1 * time.hour + 5 * time.second).str() == '1:00:05'


32    assert time.Duration(168 * time.hour + 5 * time.minute + 7 * time.second).str() == '168:05:07'


33}


34


35fn test_negative_duration() {


36    now := time.parse('2000-01-01 10:00:00')!


37    later := time.parse('2000-01-01 11:00:00')!


38    duration := now - later


39    assert time.Duration(-1 * time.hour) == duration


40    assert duration.str() == '-1:00:00'


41}


42


43fn test_duration_debug() {


44    assert time.Duration(1 * time.nanosecond).debug() == 'Duration: 1ns'


45    assert time.Duration(169 * time.hour + 5 * time.minute + 7 * time.second).debug() == 'Duration: 7days, 1h, 5m, 7s'


46    assert (-time.Duration(169 * time.hour + 5 * time.minute + 7 * time.second)).debug() == 'Duration: - 7days, 1h, 5m, 7s'


47}


48


49fn test_duration_times() {


50    assert time.second.times(2) == 2 * time.second


51    assert time.minute.times(0.5) == 30 * time.second


52    assert time.minute.times(-1.5) == -90 * time.second


53}


54