def test_refresh_schema_table(self):
cluster = Cluster(protocol_version=PROTOCOL_VERSION)
session = cluster.connect()
original_meta = cluster.metadata.keyspaces
original_system_meta = original_meta['system']
original_system_schema_meta = original_system_meta.tables['local']
# only refresh one table
cluster.refresh_table_metadata('system', 'local')
current_meta = cluster.metadata.keyspaces
current_system_meta = current_meta['system']
current_system_schema_meta = current_system_meta.tables['local']
self.assertIs(original_meta, current_meta)
self.assertIs(original_system_meta, current_system_meta)
self.assertIsNot(original_system_schema_meta,
current_system_schema_meta)
self.assertEqual(original_system_schema_meta.as_cql_query(),
current_system_schema_meta.as_cql_query())
cluster.shutdown()
