def test_should_be_able_to_add_existing(self): s = OrderedSet([1, 2, 3]) s.add(2) assert list(s) == [1, 2, 3]
def test_should_be_able_to_add_new(self): s = OrderedSet([1, 2, 3]) s.add(4) assert list(s) == [1, 2, 3, 4]
