def test_init_transition_blurs_when_over_threshold(mocker):
args = Namespace(min=2, steps=10, blur=0, ignore=[])
blur = Blur(args)
blur_thread = Transition(0, 0)
unblur_thread = Transition(0, 0)
mock_transition = mocker.patch('blurwal.blur.Transition')
blur.init_transition(2, blur_thread, unblur_thread)
mock_transition.assert_called_once_with(0, 10)
def test_init_transition_unblurs_when_under_threshold(mocker):
args = Namespace(min=2, steps=10, blur=0, ignore=[])
blur = Blur(args)
blur_thread = Transition(0, 0)
blur_thread.current_level = 10 # Blur thread has completed
unblur_thread = Transition(0, 0)
mock_transition = mocker.patch('blurwal.blur.Transition')
blur.init_transition(0, blur_thread, unblur_thread)
mock_transition.assert_called_once_with(10, 0)
def test_init_transition_does_not_unblur_consecutively(mocker):
mocker.patch('blurwal.wallpaper.change_to')
args = Namespace(min=2, steps=10, blur=0, ignore=[])
blur = Blur(args)
# Unblur as previous transition
blur_thread, unblur_thread = blur.init_transition(0, Transition(0, 0),
Transition(0, 0))
mock_transition = mocker.patch('blurwal.blur.Transition')
# Should not unblur again consecutively
blur.init_transition(0, blur_thread, unblur_thread)
mock_transition.assert_not_called()