diff --git a/tests/unit/test_voice_clone_task.py b/tests/unit/test_voice_clone_task.py
index 11525a8a9..5126857a8 100644
--- a/tests/unit/test_voice_clone_task.py
+++ b/tests/unit/test_voice_clone_task.py
@@ -63,9 +63,7 @@ class TestProcessVoiceCloneSuccess:
 
     @patch("worker_app.tasks.voice_clone.VoiceCloneWorkflowService")
     @patch("worker_app.tasks.voice_clone.SQLAlchemyVoiceCloneProfileRepository")
-    def test_process_voice_clone_success(
-        self, mock_repo_cls: MagicMock, mock_workflow_cls: MagicMock
-    ) -> None:
+    def test_process_voice_clone_success(self, mock_repo_cls: MagicMock, mock_workflow_cls: MagicMock) -> None:
         """克隆成功：轮询返回 voice_id，profile 标记为 ready。"""
         mock_session = MagicMock()
         mock_repo = MagicMock()
@@ -97,9 +95,7 @@ class TestProcessVoiceCloneSuccess:
 
         assert result["ok"] is True
         assert result["voice_id"] == "voice-xyz"
-        mock_workflow.poll_and_process_clone.assert_called_once_with(
-            "profile-123", timeout=300
-        )
+        mock_workflow.poll_and_process_clone.assert_called_once_with("profile-123", timeout=300)
         mock_session.commit.assert_called_once()
         mock_session.close.assert_called_once()
 
@@ -134,9 +130,7 @@ class TestProcessVoiceCloneTimeout:
 
     @patch("worker_app.tasks.voice_clone.VoiceCloneWorkflowService")
     @patch("worker_app.tasks.voice_clone.SQLAlchemyVoiceCloneProfileRepository")
-    def test_process_voice_clone_timeout_retries(
-        self, mock_repo_cls: MagicMock, mock_workflow_cls: MagicMock
-    ) -> None:
+    def test_process_voice_clone_timeout_retries(self, mock_repo_cls: MagicMock, mock_workflow_cls: MagicMock) -> None:
         """超时时调用 self.retry() 进行重试，Retry 异常向上传播。"""
         mock_session = MagicMock()
         mock_repo = MagicMock()
@@ -146,9 +140,7 @@ class TestProcessVoiceCloneTimeout:
         mock_repo.get.return_value = profile
         mock_repo_cls.return_value = mock_repo
 
-        mock_workflow.poll_and_process_clone.side_effect = CosyVoiceTimeoutError(
-            "任务超时"
-        )
+        mock_workflow.poll_and_process_clone.side_effect = CosyVoiceTimeoutError("任务超时")
         mock_workflow_cls.return_value = mock_workflow
 
         _mock_db_module.SessionLocal.return_value = mock_session
@@ -175,9 +167,7 @@ class TestProcessVoiceCloneFailure:
 
     @patch("worker_app.tasks.voice_clone.VoiceCloneWorkflowService")
     @patch("worker_app.tasks.voice_clone.SQLAlchemyVoiceCloneProfileRepository")
-    def test_process_voice_clone_cosyvoice_error(
-        self, mock_repo_cls: MagicMock, mock_workflow_cls: MagicMock
-    ) -> None:
+    def test_process_voice_clone_cosyvoice_error(self, mock_repo_cls: MagicMock, mock_workflow_cls: MagicMock) -> None:
         """CosyVoice 错误：profile 标记为 failed。"""
         mock_session = MagicMock()
         mock_repo = MagicMock()
@@ -204,9 +194,7 @@ class TestProcessVoiceCloneFailure:
 
     @patch("worker_app.tasks.voice_clone.VoiceCloneWorkflowService")
     @patch("worker_app.tasks.voice_clone.SQLAlchemyVoiceCloneProfileRepository")
-    def test_process_voice_clone_unexpected_error(
-        self, mock_repo_cls: MagicMock, mock_workflow_cls: MagicMock
-    ) -> None:
+    def test_process_voice_clone_unexpected_error(self, mock_repo_cls: MagicMock, mock_workflow_cls: MagicMock) -> None:
         """意外异常：profile 标记为 failed。"""
         mock_session = MagicMock()
         mock_repo = MagicMock()
@@ -233,9 +221,7 @@ class TestProcessVoiceCloneFailure:
 
     @patch("worker_app.tasks.voice_clone.VoiceCloneWorkflowService")
     @patch("worker_app.tasks.voice_clone.SQLAlchemyVoiceCloneProfileRepository")
-    def test_process_voice_clone_no_task_id(
-        self, mock_repo_cls: MagicMock, mock_workflow_cls: MagicMock
-    ) -> None:
+    def test_process_voice_clone_no_task_id(self, mock_repo_cls: MagicMock, mock_workflow_cls: MagicMock) -> None:
         """metadata 中没有 cosyvoice_task_id 时返回 failed。"""
         mock_session = MagicMock()
         mock_repo = MagicMock()
@@ -248,9 +234,7 @@ class TestProcessVoiceCloneFailure:
         mock_repo_cls.return_value = mock_repo
 
         # workflow 对缺少 task_id 的 profile 抛出 CosyVoiceError
-        mock_workflow.poll_and_process_clone.side_effect = CosyVoiceError(
-            "missing task_id"
-        )
+        mock_workflow.poll_and_process_clone.side_effect = CosyVoiceError("missing task_id")
         mock_workflow_cls.return_value = mock_workflow
 
         _mock_db_module.SessionLocal.return_value = mock_session