'find LSS when no existing LSSs are available.'

@mock.patch.object(helper.DS8KCommonHelper, 'get_all_lss')
@mock.patch.object(helper.DS8KCommonHelper, '_find_from_nonexistent_lss')
def test_find_lss_when_no_existing_lss_available(self, mock_find_lss, mock_get_all_lss):

    mock_get_all_lss.return_value = [{'id': TEST_LSS_ID_2, 'group': '0', 'addrgrp': '0', 'type': 'fb', 'configvols': '256'}]
    cmn_helper = FakeDS8KCommonHelper(self.configuration, None)
    (pool_id, lss_id) = cmn_helper.find_pool_lss_pair(None, False, set())
    self.assertTrue(mock_find_lss.called)
