def test_is_empty(self): """Test is empty method.""" d = Dequeue() self.assertTrue(d.is_empty()) d.add_front(1) self.assertFalse(d.is_empty())
def test_is_empty(self): d = Dequeue() self.assertEqual(d.is_empty(), True) d.add_front("apple") self.assertEqual(d.is_empty(), False)