def test_equality_when_identical(self): node = UnaryNode(Operator.relation, Node(Operator.relation)) same = node self.assertTrue(node == same)
def test_equality_when_same_operator_and_name(self): node = Node(Operator.relation, 'borg') twin = Node(Operator.relation, 'borg') self.assertTrue(node == twin)
def test_non_equality_when_different_name(self): node = Node(Operator.relation, 'borg') other = Node(Operator.relation, 'other') self.assertTrue(node != other)
def test_equality_when_identical(self): node = Node(Operator.relation, 'borg') same = node self.assertTrue(node == same)
def test_attributes_from_init_when_none(self): actual = Node(Operator.relation, None).attributes self.assertIsNone(actual)
def test_name_when_init_has_name(self): expected = 'alpha' actual = Node(Operator.relation, 'alpha').name self.assertEqual(expected, actual)
def test_name_when_init_has_none(self): node = Node(Operator.relation, None) self.assertIsNone(node.name)
def test_operator_from_init(self): expected = Operator.relation actual = Node(Operator.relation, None).operator self.assertEqual(expected, actual)