def test_comparisons_between_durations():
d1 = Duration(minutes=320)
d2 = Duration(minutes=100)
assert d2 < d1
assert d2 != d1
assert d2 == d2
assert d1 == d1
def test_string_representation():
assert str(Duration(minutes=4 * 60 + 30)) == '0430'
def test_smaller_duration_minus_larger():
d1 = Duration(minutes=320)
d2 = Duration(minutes=100)
with pytest.raises(ValueError):
d2 - d1
def test_larger_duration_minus_smaller():
d1 = Duration(minutes=320)
d2 = Duration(minutes=100)
assert 220 == (d1 - d2).minutes
def test_duration_init():
duration = Duration(minutes=300)
assert duration.minutes == 300
def test_format_not_show_when_duration_is_zero():
d1 = Duration(minutes=0)
expected_result = ' '
assert d1.__format__('0<H') == expected_result
def test_add_duration_to_a_number():
d1 = Duration(minutes=40)
d2 = 0
with pytest.raises(ValueError):
d1 + d2
def test_duration_as_a_timedelta():
minutes = 320
duration = Duration(minutes=minutes)
td = duration.as_timedelta()
assert isinstance(td, datetime.timedelta)
assert minutes == td.total_seconds() / 60
def test_get_hour_and_minutes():
hours = 25
minutes = 42
duration = Duration(minutes=hours * 60 + minutes)
result = duration.get_hours_and_minutes()
assert hours, minutes == result
def test_duration_from_a_timedelta():
minutes = 30
td = datetime.timedelta(minutes=minutes)
duration = Duration.from_timedelta(td=td)
assert duration.minutes == minutes
def test_duration_from_string_without_colon():
duration_as_string = '2340'
duration = Duration.from_string(duration_as_string)
assert duration.minutes == 23 * 60 + 40
def test_format_four_digits_without_colon():
d1 = Duration(minutes=20 * 60 + 30)
expected_result = '2030'
assert d1.__format__('0<4') == expected_result
def test_duration_with_negative_number():
with pytest.raises(ValueError):
Duration(minutes=-300)
def test_format_five_digits_with_colon():
d1 = Duration(minutes=123 * 60 + 40)
expected_result = '123:40'
assert d1.__format__(':') == expected_result
def test_format_show_zeros_with_colon():
d1 = Duration(minutes=0)
expected_result = '00:00'
assert d1.__format__(':') == expected_result
def test_add_two_durations():
d1 = Duration(minutes=6 * 60 + 23)
d2 = Duration(minutes=3 * 60 + 45)
d3 = d1 + d2
assert d3.minutes == (6 * 60 + 23) + (3 * 60 + 45)
def test_interval_duration(domain_intervals):
interval = domain_intervals[0]
assert interval.duration == Duration.from_timedelta(interval._end -
interval._begin)
def duration(self):
return Duration.from_timedelta(td=self._end - self._begin)
