def test_display_updated_correctly(self):
test_str = '12345'
self.state_params['row_str'] = test_str
# Ensures that all rows are identical
def side_effect(matrix_str):
row_strs = matrix_str.split(':')
# Get rid of dummy element.
row_strs.pop()
self.assertEqual(5, len(row_strs))
for row_str in row_strs:
self.assertEqual(test_str, row_str)
return None
mbit.Image.side_effect = side_effect
script.step(self.state_params)
def test_states_index_updated_if_gesture_up(self):
self.state_params['led_states_index'] = 0
script.step(self.state_params)
self.assertEqual(0, self.state_params['led_states_index'])
mbit.accelerometer.was_gesture.side_effect = lambda value: True if value == 'up' else False
script.step(self.state_params)
self.assertEqual(1, self.state_params['led_states_index'])
script.step(self.state_params)
self.assertEqual(0, self.state_params['led_states_index'])
def test_delay_stays_same_on_no_input(self):
current_delay = 42
self.state_params['delay'] = current_delay
script.step(self.state_params)
self.assertEqual(current_delay, self.state_params['delay'])
script.step(self.state_params)
self.assertEqual(current_delay, self.state_params['delay'])
script.step(self.state_params)
self.assertEqual(current_delay, self.state_params['delay'])
def test_delay_down_on_button_b_pressed(self):
current_delay = 42
self.state_params['delay'] = current_delay
mbit.button_b.was_pressed.return_value = True
script.step(self.state_params)
self.assertEqual(current_delay - 10, self.state_params['delay'])
def test_sad_face_shown_on_button_b_press(self):
mbit.button_b.is_pressed.return_value = True
script.step()
mbit.display.show.called_with(mbit.Image.SAD)
def test_happy_face_shown_on_button_a_press(self):
mbit.button_a.is_pressed.return_value = True
script.step()
mbit.display.show.called_with(mbit.Image.HAPPY)
def test_no_image_shown_without_button_presses(self):
script.step()
script.step()
script.step()
self.assertFalse(mbit.display.show.called)