def test_get_settings_should_exclude_dict_settings_when_less_then_0(
self, mock_VideoCapture):
mock_video_capture = mock_VideoCapture.return_value
mock_video_capture.get.return_value = -1.0
expected_image = Mock()
expected_image.shape = (10, 20, 3)
mock_video_capture.read.return_value = (True, expected_image)
expected = []
camera = Camera()
camera.start()
results = camera.get_settings()
self.assertListEqual(expected, results)
def test_get_setting_should_returns_dict_of_settings_when_started(
self, mock_VideoCapture):
mock_video_capture = mock_VideoCapture.return_value
mock_video_capture.get.return_value = 1.0
expected_image = Mock()
expected_image.shape = (10, 20, 3)
mock_video_capture.read.return_value = (True, expected_image)
expected = [
{
'name': 'Brightness',
'value': 1.0,
},
{
'name': 'Contrast',
'value': 1.0,
},
{
'name': 'Saturation',
'value': 1.0,
},
{
'name': 'Hue',
'value': 1.0,
},
{
'name': 'Gain',
'value': 1.0,
},
{
'name': 'Exposure',
'value': 1.0,
},
]
camera = Camera()
camera.start()
results = camera.get_settings()
self.assertListEqual(expected, results)
def test_get_settings_raises_exception_if_camera_not_started(
self, mock_VideoCapture):
camera = Camera()
with self.assertRaises(Exception):
camera.get_settings()
