def test_error_fixture_description(self) -> None:
        '''torment.fixtures.ErrorFixture(context).description == 'expected → failure' '''

        class fixture(fixtures.Fixture):
            @property
            def description(self) -> str:
                return 'expected'

        class error_fixture(fixtures.ErrorFixture, fixture):
            def __init__(self, *args, **kwargs) -> None:
                super().__init__(*args, **kwargs)
                self.error = RuntimeError('failure')

        c = unittest.TestCase()

        e = error_fixture(c)

        self.assertEqual(e.description, 'expected → failure')