def test_update_timer_label_when_timer_changed(subject):
Timer.send(State.changed, payload=TimerPayload(time_left=10, duration=0))
markup = subject.timer_markup(format_time_left(10))
root = ET.fromstring(markup)
assert subject.widget.get_text() == root.text
def test_update_timer_label_when_session_changes(subject):
Session.send(State.changed, payload=TimerPayload(duration=1, time_left=1))
markup = subject.timer_markup(format_time_left(1))
root = ET.fromstring(markup)
assert subject.widget.get_text() == root.text
def test_should_trigger_changed_event_after_update(self, subject):
subject.start(10)
subject._update()
subject._dispatcher.send.assert_called_with(
State.changed, payload=TimerPayload(time_left=9, duration=10)
)
def test_should_trigger_finished_event_when_time_ends(self, subject):
subject.start(1)
subject._update()
subject._update()
subject._dispatcher.send.assert_called_with(
State.finished, payload=TimerPayload(time_left=0, duration=1)
)
def test_should_trigger_started_event_when_timer_start(self, subject):
subject.start(10)
subject._dispatcher.send.assert_called_with(
State.started, payload=TimerPayload(time_left=10, duration=10)
)
def test_should_be_fifty_percent_when_half_of_time_has_passed(self):
payload = TimerPayload(duration=10, time_left=5)
assert payload.ratio == 0.5
def test_should_be_one_hundred_percent_when_the_timer_starts(self):
payload = TimerPayload(duration=1, time_left=0)
assert payload.ratio == 1.0
def test_should_be_zero_percent_when_timer_ends(self):
payload = TimerPayload(duration=1, time_left=1)
assert payload.ratio == 0.0
def test_should_be_zero_when_duration_is_zero(self):
# Given
payload = TimerPayload(duration=0, time_left=1)
# Then
assert payload.ratio == 0.0