'find LCU for eckd replicated volume when pprc path is availble.'

def test_find_lcu_for_eckd_replicated_volume(self):

    self.configuration.connection_type = storage.XIV_CONNECTION_TYPE_FC_ECKD
    self.configuration.ds8k_devadd_unitadd_mapping = 'C4-10'
    self.configuration.ds8k_ssid_prefix = 'FF'
    self.configuration.san_clustername = TEST_ECKD_POOL_ID
    src_helper = FakeDS8KECKDHelper(self.configuration, None)
    device = TEST_REPLICATION_DEVICE.copy()
    device['connection_type'] = storage.XIV_CONNECTION_TYPE_FC_ECKD
    device['ds8k_devadd_unitadd_mapping'] = 'A4-10'
    device['ds8k_ssid_prefix'] = 'FF'
    device['san_clustername'] = TEST_ECKD_POOL_ID
    repl = FakeReplication(src_helper, device)
    repl.check_physical_links()
    pool_lss_pair = repl.find_pool_lss_pair(None)
    expected_pair = {'source': (TEST_ECKD_POOL_ID, TEST_LCU_ID), 'target': (TEST_ECKD_POOL_ID, TEST_LCU_ID)}
    self.assertDictEqual(expected_pair, pool_lss_pair)
