def test_entity(self):
"""Entity attribute should have a value"""
e = errors.AlreadyExistsError(element='task1')
self.assertEqual(e.element, 'task1')
def test_message(self):
"""Make sure that prints the correct error"""
e = errors.AlreadyExistsError(element='task1')
self.assertEqual(str(e), 'task1 already exists')