test: improve readability

Signed-off-by: Shingo OKAWA <shingo.okawa.g.h.c@gmail.com>

Author: ognis1205

tests/client/test_grpc_client.py

@@ -302,10 +302,12 @@ async def test_set_task_callback_with_valid_task(
     sample_task_push_notification_config: TaskPushNotificationConfig,
 ):
     """Test setting a task push notification config with a valid task id."""
+    task_id = 'task-1'
+    config_id = 'config-1'
     mock_grpc_stub.CreateTaskPushNotificationConfig.return_value = (
         a2a_pb2.CreateTaskPushNotificationConfigRequest(
-            parent='tasks/task-1',
-            config_id='config-1',
+            parent=f'tasks/{task_id}',
+            config_id=config_id,
             config=proto_utils.ToProto.task_push_notification_config(
                 sample_task_push_notification_config
             ),
@@ -323,7 +325,7 @@ async def test_set_task_callback_with_valid_task(
             ),
         )
     )
-    assert response.taskId == 'task-1'
+    assert response.taskId == task_id
 
 
 @pytest.mark.asyncio
@@ -333,10 +335,12 @@ async def test_set_task_callback_with_invalid_task(
     sample_task_push_notification_config: TaskPushNotificationConfig,
 ):
     """Test setting a task push notification config with a invalid task id."""
+    task_id = 'task-1'
+    config_id = 'config-1'
     mock_grpc_stub.CreateTaskPushNotificationConfig.return_value = (
         a2a_pb2.CreateTaskPushNotificationConfigRequest(
-            parent='invalid-path-to-tasks/task-1',
-            config_id='config-1',
+            parent=f'invalid-path-to-tasks/{task_id}',
+            config_id=config_id,
             config=proto_utils.ToProto.task_push_notification_config(
                 sample_task_push_notification_config
             ),
@@ -357,10 +361,12 @@ async def test_get_task_callback_with_valid_task(
     sample_task_push_notification_config: TaskPushNotificationConfig,
 ):
     """Test retrieving a task push notification config with a valid task id."""
+    task_id = 'task-1'
+    config_id = 'config-1'
     mock_grpc_stub.GetTaskPushNotificationConfig.return_value = (
         a2a_pb2.CreateTaskPushNotificationConfigRequest(
-            parent='tasks/task-1',
-            config_id='config-1',
+            parent=f'tasks/{task_id}',
+            config_id=config_id,
             config=proto_utils.ToProto.task_push_notification_config(
                 sample_task_push_notification_config
             ),
@@ -375,7 +381,7 @@ async def test_get_task_callback_with_valid_task(
             name=f'tasks/{params.id}/pushNotification/undefined',
         )
     )
-    assert response.taskId == 'task-1'
+    assert response.taskId == task_id
 
 
 @pytest.mark.asyncio
@@ -385,10 +391,12 @@ async def test_get_task_callback_with_invalid_task(
     sample_task_push_notification_config: TaskPushNotificationConfig,
 ):
     """Test retrieving a task push notification config with a invalid task id."""
+    task_id = 'task-1'
+    config_id = 'config-1'
     mock_grpc_stub.GetTaskPushNotificationConfig.return_value = (
         a2a_pb2.CreateTaskPushNotificationConfigRequest(
-            parent='invalid-path-to-tasks/task-1',
-            config_id='config-1',
+            parent=f'invalid-path-to-tasks/{task_id}',
+            config_id=config_id,
             config=proto_utils.ToProto.task_push_notification_config(
                 sample_task_push_notification_config
             ),