style: auto-format with black + isort + ruff + prettier [skip ci-format-check]

apps/api/app/api/routes/ai_avatar_render.py

@@ -14,7 +14,6 @@ import logging
 from datetime import UTC, datetime
 
 from app.auth import AuthenticatedUser, get_current_user
-from packages.middleware.points_gate import points_gate
 from app.dependencies import get_db_session
 from app.schemas.ai_avatar_render import (
     AiAvatarRenderJobResponse,
@@ -30,6 +29,8 @@ from app.services.ai_avatar_render_service import (
 from fastapi import APIRouter, Depends, HTTPException, Query
 from sqlalchemy.orm import Session
 
+from packages.middleware.points_gate import points_gate
+
 logger = logging.getLogger(__name__)
 
 router = APIRouter()

apps/api/app/api/routes/generation_preview.py

@@ -8,7 +8,6 @@ from __future__ import annotations
 import logging
 
 from app.auth import AuthenticatedUser, get_current_user
-from packages.middleware.points_gate import points_gate
 from app.core.storage import get_storage_service
 from app.core.task_enqueue import (
     GLOBAL_PENDING_LIMIT,
@@ -44,6 +43,7 @@ from packages.application import (
     GetGenerationTaskUseCase,
     ListGeneratedVideosByTaskUseCase,
 )
+from packages.middleware.points_gate import points_gate
 
 logger = logging.getLogger(__name__)
 

apps/api/app/api/routes/generation_tasks.py

@@ -4,7 +4,6 @@ from typing import Any
 
 from app.api.routes._helpers import check_project_access
 from app.auth import AuthenticatedUser, get_current_user
-from packages.middleware.points_gate import points_gate
 from app.core.storage import OSSStorageService, get_storage_service
 from app.core.task_enqueue import (
     GLOBAL_PENDING_LIMIT,
@@ -43,6 +42,7 @@ from packages.application import (
     ListGeneratedVideosByTaskUseCase,
 )
 from packages.domain.smart_match import smart_select_assets
+from packages.middleware.points_gate import points_gate
 
 logger = logging.getLogger(__name__)
 

packages/middleware/points_gate.py

@@ -91,13 +91,16 @@ def points_gate(
         is_async = asyncio.iscoroutinefunction(func)
 
         if is_async:
+
             async def wrapper(*args: Any, **kwargs: Any) -> Any:
                 if not _pg_enabled():  # noqa: F821
                     return await func(*args, **kwargs)
                 return await _pg_execute(  # noqa: F821
                     func, args, kwargs, scene_key, per_unit, unit_field, quantity_field, True
                 )
+
         else:
+
             def wrapper(*args: Any, **kwargs: Any) -> Any:
                 if not _pg_enabled():  # noqa: F821
                     return func(*args, **_pg_filter(func, kwargs))  # noqa: F821
@@ -126,8 +129,7 @@ def points_gate(
                 # 为稳妥起见，直接把 wrapper code 的 co_names 映射到新名——复杂度过高，
                 # 这里采用「确保短名没冲突」策略：如果冲突就抛异常让开发者改名。
                 raise RuntimeError(
-                    f"points_gate: name collision in {func.__module__}.{func.__name__}: "
-                    f"'{k}' already defined"
+                    f"points_gate: name collision in {func.__module__}.{func.__name__}: " f"'{k}' already defined"
                 )
             merged_globals[k] = v
 

tests/unit/test_ai_avatar_render_points.py

@@ -1,4 +1,5 @@
 """AI数字人渲染 积分扣点单元测试 (#1895 P2 step 2.6)"""
+
 from __future__ import annotations
 
 from unittest.mock import MagicMock, patch
@@ -17,17 +18,19 @@ def _enable(monkeypatch):
 class TestAiAvatarRenderPoints:
     def test_ai_digital_human_per_unit(self):
         from packages.domain.points_rules import calculate_points_cost
+
         cost = calculate_points_cost("ai_digital_human", is_member=False, duration_minutes=1)
         assert cost >= 15
 
     def test_decorator_attached(self):
         from app.api.routes.ai_avatar_render import create_render_job
+
         assert hasattr(create_render_job, "__wrapped__"), "missing @points_gate"
 
     def test_insufficient_raises_402(self):
-        from fastapi import HTTPException
         from app.api.routes.ai_avatar_render import create_render_job
         from app.schemas.ai_avatar_render import CreateAiAvatarRenderRequest
+        from fastapi import HTTPException
 
         db = MagicMock()
         cu = MagicMock()

tests/unit/test_generation_preview.py

@@ -583,7 +583,6 @@ def _disable_points_gate(monkeypatch):
     yield
 
 
-
 def _make_user(user_id="test_user_001"):
     """构造 mock AuthenticatedUser"""
     mock_user = MagicMock()

tests/unit/test_generation_preview_points.py

@@ -1,4 +1,5 @@
 """视频预览生成 积分扣点单元测试 (#1895 P2 step 2.5)"""
+
 from __future__ import annotations
 
 from unittest.mock import MagicMock, patch
@@ -17,13 +18,14 @@ def _enable(monkeypatch):
 class TestGenerationPreviewPoints:
     def test_ai_video_cost(self):
         from packages.domain.points_rules import calculate_points_cost
+
         assert calculate_points_cost("ai_video", is_member=False) == 4
         assert calculate_points_cost("ai_video", is_member=True, member_type="monthly") == 2
 
     def test_insufficient_raises_402(self):
-        from fastapi import HTTPException
         from app.api.routes.generation_preview import create_preview_generation_task
         from app.schemas.generation_task import CreatePreviewGenerationTaskRequest
+        from fastapi import HTTPException
 
         db = MagicMock()
         cu = MagicMock()
@@ -38,7 +40,9 @@ class TestGenerationPreviewPoints:
             MS.return_value = svc
             with pytest.raises(HTTPException) as ei:
                 create_preview_generation_task(
-                    request=req, authenticated_user=cu, db=db,
+                    request=req,
+                    authenticated_user=cu,
+                    db=db,
                     generation_task_repository=MagicMock(),
                     asset_repo=MagicMock(),
                 )
@@ -46,4 +50,5 @@ class TestGenerationPreviewPoints:
 
     def test_decorator_attached(self):
         from app.api.routes.generation_preview import create_preview_generation_task
+
         assert hasattr(create_preview_generation_task, "__wrapped__"), "missing @points_gate"

tests/unit/test_generation_tasks.py

@@ -6,6 +6,7 @@ from unittest.mock import MagicMock
 
 import pytest
 
+import packages.middleware.points_gate as _pg_module
 from packages.application.generation_tasks import (
     CreateGenerationTaskCommand,
     CreateGenerationTaskUseCase,
@@ -17,8 +18,6 @@ from packages.application.generation_tasks import (
 )
 from packages.domain import GenerationTask
 
-import packages.middleware.points_gate as _pg_module
-
 
 @pytest.fixture(autouse=True)
 def _disable_points_gate(monkeypatch):
@@ -27,7 +26,6 @@ def _disable_points_gate(monkeypatch):
     yield
 
 
-
 @pytest.fixture
 def mock_repo():
     return MagicMock()

tests/unit/test_generation_tasks_points.py

@@ -1,4 +1,5 @@
 """视频生成 积分扣点单元测试 (#1895 P2 step 2.4)"""
+
 from __future__ import annotations
 
 from unittest.mock import MagicMock, patch
@@ -17,19 +18,21 @@ def _enable(monkeypatch):
 class TestGenerationTasksPoints:
     def test_ai_video_base_cost(self):
         from packages.domain.points_rules import calculate_points_cost
+
         assert calculate_points_cost("ai_video", is_member=False) == 4
         assert calculate_points_cost("ai_video", is_member=True, member_type="monthly") == 2
 
     def test_ai_video_quantity_scales(self):
         from packages.domain.points_rules import calculate_points_cost
+
         c1 = calculate_points_cost("ai_video", is_member=False, quantity=1)
         c3 = calculate_points_cost("ai_video", is_member=False, quantity=3)
         assert c3 > c1
 
     def test_insufficient_raises_402(self):
-        from fastapi import HTTPException
         from app.api.routes.generation_tasks import create_generation_task
         from app.schemas.generation_task import CreateGenerationTaskRequest
+        from fastapi import HTTPException
 
         db = MagicMock()
         cu = MagicMock()
@@ -44,12 +47,17 @@ class TestGenerationTasksPoints:
             MS.return_value = svc
             with pytest.raises(HTTPException) as ei:
                 create_generation_task(
-                    request=req, authenticated_user=cu, db=db,
-                    generation_task_repository=MagicMock(), project_repository=MagicMock(),
-                    asset_library_repository=MagicMock(), asset_repository=MagicMock(),
+                    request=req,
+                    authenticated_user=cu,
+                    db=db,
+                    generation_task_repository=MagicMock(),
+                    project_repository=MagicMock(),
+                    asset_library_repository=MagicMock(),
+                    asset_repository=MagicMock(),
                 )
             assert ei.value.status_code == 402
 
     def test_decorator_attached(self):
         from app.api.routes.generation_tasks import create_generation_task
+
         assert hasattr(create_generation_task, "__wrapped__"), "missing @points_gate"

tests/unit/test_lipsync_points.py

@@ -99,7 +99,7 @@ class TestLipsyncPointsDeduction:
 # ── 直接调用 create_lipsync_job 覆盖扣点/402/退费分支 ──
 import importlib
 from types import SimpleNamespace
-from unittest.mock import MagicMock, patch
+from unittest.mock import patch
 
 import packages.middleware.points_gate as _pg_module
 
@@ -113,9 +113,16 @@ def _do_enable(monkeypatch):
 def _body(**kw):
     b = MagicMock()
     defaults = dict(
-        video_url="http://x/v.mp4", audio_url=None, audio_duration=None,
-        sentence_timings=None, voice_id=None, script_text="你好世界",
-        speed=1.0, emotion="", enable_video_loop=False, project_id=None,
+        video_url="http://x/v.mp4",
+        audio_url=None,
+        audio_duration=None,
+        sentence_timings=None,
+        voice_id=None,
+        script_text="你好世界",
+        speed=1.0,
+        emotion="",
+        enable_video_loop=False,
+        project_id=None,
     )
     defaults.update(kw)
     for k, v in defaults.items():
@@ -135,13 +142,16 @@ class TestLipsyncEndpointPoints:
     def test_insufficient_raises_402(self, monkeypatch):
         _do_enable(monkeypatch)
         from app.api.routes.lipsync import create_lipsync_job
+
         db = MagicMock()
         svc = MagicMock()
         ps = MagicMock()
         ps.deduct_points.return_value = {"success": False, "balance": 0}
         fs = MagicMock(points_enabled=True)
-        with patch("app.api.routes.lipsync.PointsService", return_value=ps), \
-             patch("app.api.routes.lipsync.settings", fs):
+        with (
+            patch("app.api.routes.lipsync.PointsService", return_value=ps),
+            patch("app.api.routes.lipsync.settings", fs),
+        ):
             with pytest.raises(HTTPException) as ei:
                 create_lipsync_job(body=_body(script_text="你" * 500), current_user=_cu(), db=db, svc=svc)
             assert ei.value.status_code == 402
@@ -149,14 +159,17 @@ class TestLipsyncEndpointPoints:
     def test_value_error_refunds(self, monkeypatch):
         _do_enable(monkeypatch)
         from app.api.routes.lipsync import create_lipsync_job
+
         db = MagicMock()
         svc = MagicMock()
         svc.create_job.side_effect = ValueError("bad input")
         ps = MagicMock()
         ps.deduct_points.return_value = {"success": True, "balance": 99}
         fs = MagicMock(points_enabled=True)
-        with patch("app.api.routes.lipsync.PointsService", return_value=ps), \
-             patch("app.api.routes.lipsync.settings", fs):
+        with (
+            patch("app.api.routes.lipsync.PointsService", return_value=ps),
+            patch("app.api.routes.lipsync.settings", fs),
+        ):
             with pytest.raises(HTTPException) as ei:
                 create_lipsync_job(body=_body(), current_user=_cu(), db=db, svc=svc)
             assert ei.value.status_code == 400
@@ -166,14 +179,17 @@ class TestLipsyncEndpointPoints:
         _do_enable(monkeypatch)
         from app.api.routes.lipsync import create_lipsync_job
         from app.services.mediakit_client import MediaKitError
+
         db = MagicMock()
         svc = MagicMock()
         svc.create_job.side_effect = MediaKitError("fail", code="InvalidInput")
         ps = MagicMock()
         ps.deduct_points.return_value = {"success": True, "balance": 99}
         fs = MagicMock(points_enabled=True)
-        with patch("app.api.routes.lipsync.PointsService", return_value=ps), \
-             patch("app.api.routes.lipsync.settings", fs):
+        with (
+            patch("app.api.routes.lipsync.PointsService", return_value=ps),
+            patch("app.api.routes.lipsync.settings", fs),
+        ):
             with pytest.raises(HTTPException) as ei:
                 create_lipsync_job(body=_body(), current_user=_cu(), db=db, svc=svc)
             assert ei.value.status_code == 400
@@ -182,14 +198,17 @@ class TestLipsyncEndpointPoints:
     def test_generic_exception_refunds(self, monkeypatch):
         _do_enable(monkeypatch)
         from app.api.routes.lipsync import create_lipsync_job
+
         db = MagicMock()
         svc = MagicMock()
         svc.create_job.side_effect = RuntimeError("boom")
         ps = MagicMock()
         ps.deduct_points.return_value = {"success": True, "balance": 99}
         fs = MagicMock(points_enabled=True)
-        with patch("app.api.routes.lipsync.PointsService", return_value=ps), \
-             patch("app.api.routes.lipsync.settings", fs):
+        with (
+            patch("app.api.routes.lipsync.PointsService", return_value=ps),
+            patch("app.api.routes.lipsync.settings", fs),
+        ):
             with pytest.raises(HTTPException) as ei:
                 create_lipsync_job(body=_body(), current_user=_cu(), db=db, svc=svc)
             assert ei.value.status_code == 400
@@ -198,7 +217,9 @@ class TestLipsyncEndpointPoints:
     def test_audio_duration_estimation(self, monkeypatch):
         _do_enable(monkeypatch)
         from app.api.routes.lipsync import create_lipsync_job
+
         from packages.domain.points_rules import calculate_points_cost
+
         db = MagicMock()
         svc = MagicMock()
         job = SimpleNamespace(id="job-1", status="queued")
@@ -206,11 +227,15 @@ class TestLipsyncEndpointPoints:
         ps = MagicMock()
         ps.deduct_points.return_value = {"success": True, "balance": 99}
         fs = MagicMock(points_enabled=True)
-        with patch("app.api.routes.lipsync.PointsService", return_value=ps), \
-             patch("app.api.routes.lipsync.settings", fs):
+        with (
+            patch("app.api.routes.lipsync.PointsService", return_value=ps),
+            patch("app.api.routes.lipsync.settings", fs),
+        ):
             create_lipsync_job(
                 body=_body(audio_url="http://x/a.mp3", audio_duration=180, script_text=None),
-                current_user=_cu(), db=db, svc=svc,
+                current_user=_cu(),
+                db=db,
+                svc=svc,
             )
             # 180 seconds -> 3 minutes; assert deduct called with cost >= 15*3
             args = ps.deduct_points.call_args[0]

tests/unit/test_tts_voice_clone_points.py

@@ -58,14 +58,15 @@ class TestEstimateMinutes:
 
 
 class TestTtsSynthesizePointsDeduction:
-    def _setup(self, text="你好", deduct_success=True, balance=0,
-               start_synth_raises=None, send_task_raises=None):
+    def _setup(self, text="你好", deduct_success=True, balance=0, start_synth_raises=None, send_task_raises=None):
         db = MagicMock()
         cu = _make_cu()
         repo = MagicMock()
         import enum
+
         class _S(enum.Enum):
             processing = "processing"
+
         job = SimpleNamespace(id="job-1", status=_S.processing, metadata={})
         uc = MagicMock()
         uc.execute.return_value = job
@@ -82,18 +83,23 @@ class TestTtsSynthesizePointsDeduction:
         return db, cu, repo, uc, wf, vc_repo, svc, fake_settings, job
 
     def test_insufficient_raises_402(self):
-        db, cu, repo, uc, wf, vc_repo, svc, fs, _ = self._setup(
-            text="你好" * 200, deduct_success=False, balance=0)
+        db, cu, repo, uc, wf, vc_repo, svc, fs, _ = self._setup(text="你好" * 200, deduct_success=False, balance=0)
         from app.api.routes.tts import synthesize
-        with patch("app.api.routes.tts.CreateTTSJobUseCase", return_value=uc), \
-             patch("app.api.routes.tts.TTSWorkflowService", return_value=wf), \
-             patch("app.api.routes.tts.PointsService", return_value=svc), \
-             patch("app.api.routes.tts.settings", fs):
+
+        with (
+            patch("app.api.routes.tts.CreateTTSJobUseCase", return_value=uc),
+            patch("app.api.routes.tts.TTSWorkflowService", return_value=wf),
+            patch("app.api.routes.tts.PointsService", return_value=svc),
+            patch("app.api.routes.tts.settings", fs),
+        ):
             with pytest.raises(HTTPException) as ei:
                 synthesize(
                     request=_make_request(text="你好" * 200),
-                    authenticated_user=cu, db=db, repository=repo,
-                    cosyvoice_service=MagicMock(), voice_clone_repo=vc_repo,
+                    authenticated_user=cu,
+                    db=db,
+                    repository=repo,
+                    cosyvoice_service=MagicMock(),
+                    voice_clone_repo=vc_repo,
                 )
             assert ei.value.status_code == 402
             assert ei.value.detail["code"] == "INSUFFICIENT_POINTS"
@@ -101,15 +107,21 @@ class TestTtsSynthesizePointsDeduction:
     def test_success_deducts_points(self):
         db, cu, repo, uc, wf, vc_repo, svc, fs, job = self._setup()
         from app.api.routes.tts import synthesize
-        with patch("app.api.routes.tts.CreateTTSJobUseCase", return_value=uc), \
-             patch("app.api.routes.tts.TTSWorkflowService", return_value=wf), \
-             patch("app.api.routes.tts.PointsService", return_value=svc), \
-             patch("app.api.routes.tts.celery_app.send_task") as _st, \
-             patch("app.api.routes.tts.settings", fs):
+
+        with (
+            patch("app.api.routes.tts.CreateTTSJobUseCase", return_value=uc),
+            patch("app.api.routes.tts.TTSWorkflowService", return_value=wf),
+            patch("app.api.routes.tts.PointsService", return_value=svc),
+            patch("app.api.routes.tts.celery_app.send_task") as _st,
+            patch("app.api.routes.tts.settings", fs),
+        ):
             resp = synthesize(
                 request=_make_request(text="测试"),
-                authenticated_user=cu, db=db, repository=repo,
-                cosyvoice_service=MagicMock(), voice_clone_repo=vc_repo,
+                authenticated_user=cu,
+                db=db,
+                repository=repo,
+                cosyvoice_service=MagicMock(),
+                voice_clone_repo=vc_repo,
             )
             svc.deduct_points.assert_called_once()
             assert resp.job_id == job.id
@@ -117,35 +129,48 @@ class TestTtsSynthesizePointsDeduction:
     def test_synthesis_failure_refunds(self):
         db, cu, repo, uc, wf, vc_repo, svc, fs, _ = self._setup(start_synth_raises=RuntimeError("boom"))
         from app.api.routes.tts import synthesize
-        with patch("app.api.routes.tts.CreateTTSJobUseCase", return_value=uc), \
-             patch("app.api.routes.tts.TTSWorkflowService", return_value=wf), \
-             patch("app.api.routes.tts.PointsService", return_value=svc), \
-             patch("app.api.routes.tts.celery_app.send_task"), \
-             patch("app.api.routes.tts.settings", fs):
+
+        with (
+            patch("app.api.routes.tts.CreateTTSJobUseCase", return_value=uc),
+            patch("app.api.routes.tts.TTSWorkflowService", return_value=wf),
+            patch("app.api.routes.tts.PointsService", return_value=svc),
+            patch("app.api.routes.tts.celery_app.send_task"),
+            patch("app.api.routes.tts.settings", fs),
+        ):
             synthesize(
                 request=_make_request(text="测试"),
-                authenticated_user=cu, db=db, repository=repo,
-                cosyvoice_service=MagicMock(), voice_clone_repo=vc_repo,
+                authenticated_user=cu,
+                db=db,
+                repository=repo,
+                cosyvoice_service=MagicMock(),
+                voice_clone_repo=vc_repo,
             )
             assert svc.refund_points.called
 
     def test_celery_send_failure_refunds(self):
         db, cu, repo, uc, wf, vc_repo, svc, fs, _ = self._setup(send_task_raises=RuntimeError("celery down"))
         from app.api.routes.tts import synthesize
-        with patch("app.api.routes.tts.CreateTTSJobUseCase", return_value=uc), \
-             patch("app.api.routes.tts.TTSWorkflowService", return_value=wf), \
-             patch("app.api.routes.tts.PointsService", return_value=svc), \
-             patch("app.api.routes.tts.celery_app.send_task", side_effect=RuntimeError("celery down")), \
-             patch("app.api.routes.tts.settings", fs):
+
+        with (
+            patch("app.api.routes.tts.CreateTTSJobUseCase", return_value=uc),
+            patch("app.api.routes.tts.TTSWorkflowService", return_value=wf),
+            patch("app.api.routes.tts.PointsService", return_value=svc),
+            patch("app.api.routes.tts.celery_app.send_task", side_effect=RuntimeError("celery down")),
+            patch("app.api.routes.tts.settings", fs),
+        ):
             synthesize(
                 request=_make_request(text="测试"),
-                authenticated_user=cu, db=db, repository=repo,
-                cosyvoice_service=MagicMock(), voice_clone_repo=vc_repo,
+                authenticated_user=cu,
+                db=db,
+                repository=repo,
+                cosyvoice_service=MagicMock(),
+                voice_clone_repo=vc_repo,
             )
             assert svc.refund_points.called
 
     def test_member_cheaper(self):
         from packages.domain.points_rules import calculate_points_cost
+
         cf = calculate_points_cost("ai_voice", is_member=False, duration_minutes=2)
         cm = calculate_points_cost("ai_voice", is_member=True, member_type="monthly", duration_minutes=2)
         assert cm < cf
@@ -172,29 +197,48 @@ class TestVoiceClonePreviewPoints:
     def test_insufficient_raises_402(self):
         db, cu, repo, uc, cosy, svc, fs = self._setup(deduct_success=False, balance=0)
         from app.api.routes.voice_clones import get_voice_clone_preview
-        with patch("app.api.routes.voice_clones.GetVoiceCloneUseCase", return_value=uc), \
-             patch("app.api.routes.voice_clones.PointsService", return_value=svc), \
-             patch("app.api.routes.voice_clones.settings", fs), \
-             patch("app.api.routes.voice_clones._clone_preview_cache", {}):
+
+        with (
+            patch("app.api.routes.voice_clones.GetVoiceCloneUseCase", return_value=uc),
+            patch("app.api.routes.voice_clones.PointsService", return_value=svc),
+            patch("app.api.routes.voice_clones.settings", fs),
+            patch("app.api.routes.voice_clones._clone_preview_cache", {}),
+        ):
             with pytest.raises(HTTPException) as ei:
                 get_voice_clone_preview(
-                    clone_id="c1", text="你好", speed=1.0, emotion="",
-                    authenticated_user=cu, db=db, repository=repo, cosyvoice=cosy,
+                    clone_id="c1",
+                    text="你好",
+                    speed=1.0,
+                    emotion="",
+                    authenticated_user=cu,
+                    db=db,
+                    repository=repo,
+                    cosyvoice=cosy,
                 )
             assert ei.value.status_code == 402
 
     def test_synth_cosyvoice_error_refunds_and_raises_502(self):
         from packages.application.cosyvoice_service import CosyVoiceError
+
         db, cu, repo, uc, cosy, svc, fs = self._setup(synth_raises=CosyVoiceError("fail"))
         from app.api.routes.voice_clones import get_voice_clone_preview
-        with patch("app.api.routes.voice_clones.GetVoiceCloneUseCase", return_value=uc), \
-             patch("app.api.routes.voice_clones.PointsService", return_value=svc), \
-             patch("app.api.routes.voice_clones.settings", fs), \
-             patch("app.api.routes.voice_clones._clone_preview_cache", {}):
+
+        with (
+            patch("app.api.routes.voice_clones.GetVoiceCloneUseCase", return_value=uc),
+            patch("app.api.routes.voice_clones.PointsService", return_value=svc),
+            patch("app.api.routes.voice_clones.settings", fs),
+            patch("app.api.routes.voice_clones._clone_preview_cache", {}),
+        ):
             with pytest.raises(HTTPException) as ei:
                 get_voice_clone_preview(
-                    clone_id="c1", text="你好", speed=1.0, emotion="",
-                    authenticated_user=cu, db=db, repository=repo, cosyvoice=cosy,
+                    clone_id="c1",
+                    text="你好",
+                    speed=1.0,
+                    emotion="",
+                    authenticated_user=cu,
+                    db=db,
+                    repository=repo,
+                    cosyvoice=cosy,
                 )
             assert ei.value.status_code == 502
             assert svc.refund_points.called
@@ -202,13 +246,22 @@ class TestVoiceClonePreviewPoints:
     def test_success_returns_audio(self):
         db, cu, repo, uc, cosy, svc, fs = self._setup()
         from app.api.routes.voice_clones import get_voice_clone_preview
-        with patch("app.api.routes.voice_clones.GetVoiceCloneUseCase", return_value=uc), \
-             patch("app.api.routes.voice_clones.PointsService", return_value=svc), \
-             patch("app.api.routes.voice_clones.settings", fs), \
-             patch("app.api.routes.voice_clones._clone_preview_cache", {}):
+
+        with (
+            patch("app.api.routes.voice_clones.GetVoiceCloneUseCase", return_value=uc),
+            patch("app.api.routes.voice_clones.PointsService", return_value=svc),
+            patch("app.api.routes.voice_clones.settings", fs),
+            patch("app.api.routes.voice_clones._clone_preview_cache", {}),
+        ):
             resp = get_voice_clone_preview(
-                clone_id="c1", text="你好", speed=1.0, emotion="",
-                authenticated_user=cu, db=db, repository=repo, cosyvoice=cosy,
+                clone_id="c1",
+                text="你好",
+                speed=1.0,
+                emotion="",
+                authenticated_user=cu,
+                db=db,
+                repository=repo,
+                cosyvoice=cosy,
             )
             svc.deduct_points.assert_called_once()
             assert resp.audio_url.startswith("http")