def test_introspection_check_returns_false_for_non_introspection_field():
path = Mock(key="__type")
info = Mock(path=path)
assert is_introspection_field(info)
def test_introspection_check_returns_false_for__field():
path = Mock(key="name", prev=Mock(key="user", prev=None))
info = Mock(path=path)
assert not is_introspection_field(info)
def test_introspection_check_returns_true_for_child_field_of_introspection_field(
):
path = Mock(key="name", prev=Mock(key="__type"))
info = Mock(path=path)
assert is_introspection_field(info)