def test_device_types_work(self):
class DummyDevice(Device):
pass
class DummyStatemachineDevice(StateMachineDevice):
pass
self.assertTrue(is_device(DummyDevice))
self.assertTrue(is_device(DummyStatemachineDevice))
def test_arbitrary_types_fail(self):
self.assertFalse(is_device(type(3.0)))
self.assertFalse(is_device(DeviceBuilder))
def test_device_bases_are_ignored(self):
self.assertFalse(is_device(DeviceBase))
self.assertFalse(is_device(Device))
self.assertFalse(is_device(StateMachineDevice))
def test_not_a_type_returns_false(self):
self.assertFalse(is_device(0.0))
self.assertFalse(is_device(None))