class CameraTestsUsingMonkeyPatchingForMocks(unittest.TestCase):
sensor: Sensor
recorder: Recorder
controller: Controller
def setUp(self) -> None:
self.sensor = Sensor() # mocks
self.recorder = Recorder() # mocks
self.controller = Controller(self.sensor, self.recorder)
self.called = False
def test_asks_the_recorder_to_stop_recording_when_no_information_received_from_sensor(
self):
self.sensor.is_detecting_movement = lambda: False
self.recorder.stop_recording = self.save_call
self.controller.record_movement()
self.assertTrue(self.called)
def test_asks_the_recorder_to_start_recording_when_no_sensor_detects_movement(
self):
self.sensor.is_detecting_movement = lambda: True
self.recorder.start_recording = self.save_call
self.controller.record_movement()
self.assertTrue(self.called)
def save_call(self):
self.called = True
class CameraTestsUsingMonkeyPatchingForMocks(unittest.TestCase):
sensor: Sensor
recorder: Recorder
controller: Controller
def setUp(self):
self.sensor = Sensor()
self.recorder = Recorder()
self.controller = Controller(self.sensor, self.recorder)
self.called = False
def test_asks_the_recorder_to_stop_recording_when_no_information_received_from_sensor(self):
###### SIMULACIÓN monkey patching
self.sensor.is_detecting_movement = lambda : False
self.recorder.stop_recording = self.save_call
###### FIN SIMULACION
self.controller.record_movement() # Usa ya las dependencias simuladas
self.assertTrue(self.called)
def test_asks_the_recorder_to_start_recording_when_sensor_detects_movement(self):
###### SIMULACIÓN monkey patching
self.sensor.is_detecting_movement = lambda: True
self.recorder.start_recording = self.save_call
###### FIN SIMULACION
self.controller.record_movement() # Usa ya las dependencias simuladas
self.assertTrue(self.called)
def save_call(self):
self.called = True
def test_asks_the_recorder_to_start_recording_when_sensor_detects_movement(self):
sensor = StubMovementSensor()
recorder = SpyRecorder()
controller = Controller(sensor, recorder)
controller.record_movement()
self.assertTrue(recorder.start_called)
def test_asks_the_recorder_to_stop_recording_when_no_information_received_from_sensor(self):
sensor = StubNoMovementSensor()
recorder = SpyRecorder()
controller = Controller(sensor, recorder)
controller.record_movement()
self.assertTrue(recorder.stop_called)
def test_check_the_sensor_once_per_second(self):
sensor = Stub(Sensor)
recorder = Spy(Recorder)
controller = Controller(sensor, recorder)
# medir aqui la hora
controller.record_movement(3)
# volver a medir aquí la hora
assert_that(recorder.stop_recording, called().times(3))
def test_asks_the_recorder_to_stop_recording_when_no_information_received_from_sensor(self):
sensor = Stub(Sensor)
recorder = Spy(Recorder)
controller = Controller(sensor, recorder)
controller.record_movement()
assert_that(recorder.stop_recording, called())
def test_stops_the_recording_if_sensor_raises_an_exception(self):
with Stub(Sensor) as sensor:
sensor.is_detecting_movement().raises(ValueError)
recorder = Spy(Recorder)
controller = Controller(sensor, recorder)
controller.record_movement()
assert_that(recorder.stop_recording, called())
def setUp(self) -> None:
self.sensor = Sensor() # mocks
self.recorder = Recorder() # mocks
self.controller = Controller(self.sensor, self.recorder)
self.called = False
def setUp(self):
self.sensor = Sensor()
self.recorder = Recorder()
self.controller = Controller(self.sensor, self.recorder)
self.called = False