import io from pathod import log from mitmproxy import exceptions class DummyIO(io.StringIO): def start_log(self, *args, **kwargs): pass def get_log(self, *args, **kwargs): return "" def test_disconnect(): outf = DummyIO() rw = DummyIO() l = log.ConnectionLogger(outf, False, True, rw, rw) try: with l.ctx() as lg: lg("Test") except exceptions.TcpDisconnect: pass assert "Test" in outf.getvalue()