def test_prune_transfer_option(self): """Test deriving unique trasnfer options""" language = "eng; CAN" unique_transfer = { 'waf_eng-CAN': { 'name': 'Datamart' }, 'wms_eng-CAN': { 'name': 'GeoMet' }, 'wms_fra-CAN': { 'name': 'GeoMet french' } } new_transfer = prune_transfer_option(unique_transfer, language) self.assertEqual(len(new_transfer), 2, 'Expected 2 unique transfer option')