Fix AutoDL GET request parameters

tests/test_controller.py

@@ -11,6 +11,19 @@ import controller
 
 
 class ControllerTests(unittest.TestCase):
+    def test_get_requests_encode_parameters_in_the_query_string(self):
+        response = io.BytesIO(json.dumps({"code": "Success", "data": "stopped"}).encode())
+        client = controller.AutoDLClient("test-token")
+        with mock.patch.object(
+            controller.urllib.request, "urlopen", return_value=response
+        ) as urlopen:
+            self.assertEqual(client.status("pro-test"), "stopped")
+
+        request = urlopen.call_args.args[0]
+        self.assertEqual(request.method, "GET")
+        self.assertIsNone(request.data)
+        self.assertTrue(request.full_url.endswith("?instance_uuid=pro-test"))
+
     def test_runner_download_uses_explicit_user_agent(self):
         payload = b"test-runner"
         with tempfile.TemporaryDirectory() as directory: