@pytest.mark.parametrize('confirms_arg,expected', [(None, []), ([], []), ('foo', ['foo']), (['foo'], ['foo']), (['foo', 'bar'], ['foo', 'bar'])])
def test_confirms(self, confirms_arg, expected):
    dummy_node = node(identity, 'input', None, confirms=confirms_arg)
    assert (dummy_node.confirms == expected)
@pytest.mark.parametrize('confirms_arg,expected', [(None, []), ([], []), ('foo', ['foo']), (['foo'], ['foo']), (['foo', 'bar'], ['foo', 'bar'])])
def test_confirms(self, confirms_arg, expected):
    dummy_node = node(identity, 'input', None, confirms=confirms_arg)
    assert (dummy_node.confirms == expected)