'Error case: Source LDEV\'s ID is an invalid hex(MSGID0707-E).'

@mock.patch.object(vsp_utils, 'execute', side_effect=_execute)
def test_manage_existing_get_size_value_error_ref(self, execute):

    self.assertRaises(exception.ManageExistingInvalidReference, self.driver.manage_existing_get_size, TEST_VOLUME[0], self.test_existing_value_error_ref)
