def test_find_all_exception(self):
with patch.object(Ftdi, 'find_all', side_effect=[USBError('testing'), FtdiError]) as mock:
with self.assertRaises(CommError):
devices = USBDevice.find_all()
with self.assertRaises(CommError):
devices = USBDevice.find_all()
def test_events(self):
self.assertFalse(self._attached)
self.assertFalse(self._detached)
# this is ugly, but it works.
with patch.object(USBDevice, 'find_all', return_value=[(0, 0, 'AD2-1', 1, 'AD2'), (0, 0, 'AD2-2', 1, 'AD2')]):
USBDevice.start_detection(on_attached=self.attached_event, on_detached=self.detached_event)
with patch.object(USBDevice, 'find_all', return_value=[(0, 0, 'AD2-2', 1, 'AD2')]):
USBDevice.find_all()
time.sleep(1)
USBDevice.stop_detection()
self.assertTrue(self._attached)
self.assertTrue(self._detached)
def test_find_all(self):
with patch.object(USBDevice, 'find_all', return_value=[]) as mock:
devices = USBDevice.find_all()
self.assertEqual(devices, [])
def test_find_all(self):
with patch.object(USBDevice, 'find_all', return_value=[]) as mock:
devices = USBDevice.find_all()
self.assertEquals(devices, [])