- src = graph.add_component(MySource, 'src')
- sink = graph.add_component(MySink, 'sink')
- conn = graph.connect_ports(src.output_ports['out'],
- sink.input_ports['in'])
- self.assertEqual(conn.downstream_port.addr, sink.input_ports['in'].addr)
+ src = graph.add_component(MySource, "src")
+ sink = graph.add_component(MySink, "sink")
+ conn = graph.connect_ports(src.output_ports["out"], sink.input_ports["in"])
+ self.assertEqual(conn.downstream_port.addr, sink.input_ports["in"].addr)
+ self.assertIs(type(conn), bt2_connection._ConnectionConst)
+ self.assertIs(type(conn.downstream_port), bt2_port._InputPortConst)