def test_build_group(self):
        settings = {
            'group.g1': 'u1 u2 u3',
            'group.g2': 'u2 u3 u4',
            'unrelated': 'weeeeee',
        }
        backend = self._backend(settings)
        self.assertItemsEqual(backend.groups(), ['g1', 'g2'])
        self.assertItemsEqual(backend.groups('u1'), ['g1'])
        self.assertItemsEqual(backend.groups('u2'), ['g1', 'g2'])
        self.assertItemsEqual(backend.groups('u3'), ['g1', 'g2'])
        self.assertItemsEqual(backend.groups('u4'), ['g2'])
Delete one session.
dataset/ETHPy150Open mathcamp/pypicloud/tests/test_access_backends.py/TestConfigBackend.test_build_group--crossover with--dataset/ETHPy150Open google/simian/src/simian/auth/base.py/AuthSessionBase.Delete