def test_vn_free_ar_function_error(self):
        self.assertRaises(SaltCloudSystemExit,
                          opennebula.vn_free_ar,
                          call='foo')
Tests the more complicated case of unmatching a building after
dataset/ETHPy150Open saltstack/salt/tests/unit/cloud/clouds/opennebula_test.py/OpenNebulaTestCase.test_vn_free_ar_function_error--crossover with--dataset/ETHPy150Open buildingenergy/buildingenergy-platform/seed/tests/test_models.py/TestBuildingSnapshot.test_unmatch_snapshot_tree_prior_match