'Validate trust request with invalid `impersonation` fails.'

def test_validate_trust_with_invalid_impersonation_fails(self):

    request_to_validate = {'trustor_user_id': uuid.uuid4().hex, 'trustee_user_id': uuid.uuid4().hex, 'impersonation': 2}
    self.assertRaises(exception.SchemaValidationError, self.create_trust_validator.validate, request_to_validate)
