Method test_default_value

traitlets/tests/test_traitlets.py:32–34

(self)

                    raise AssertionError(value) from None

    def test_default_value(self) -> None:
        if hasattr(self, "_default_value"):
            self.assertEqual(self._default_value, self.obj.value)  # type:ignore[attr-defined]

    def test_allow_none(self) -> None:
        if (