test_events.py 文件源码

def test_create_connection_local_addr_in_use(self):
        with test_utils.run_test_server() as httpd:
            f = self.loop.create_connection(
                lambda: MyProto(loop=self.loop),
                *httpd.address, local_addr=httpd.address)
            with self.assertRaises(OSError) as cm:
                self.loop.run_until_complete(f)
            self.assertEqual(cm.exception.errno, errno.EADDRINUSE)
            self.assertIn(str(httpd.address), cm.exception.strerror)