fix(test): test_dedup_engine 不再 mock packages.shared 父包,修复 50 个 thumbnail 单测被 mock 污染 #1563

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auto-approve-bot merged 1 commits from fix/test-mock-pollution-thumbnail into develop 2026-08-31 00:36:06 +08:00
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根因:test_dedup_engine.py 模块级 _mock_if_absent(packages.shared) 把父包整个替换为 MagicMock,导致同 pytest 进程后续 from packages.shared.xxx 导入全部拿到 MagicMock,连锁污染 video_processing 命名空间,test_thumbnail_generator 的 50 个纯逻辑用例全部失败。dedup 只需要 packages.shared.storage 被 mock,删掉父包 mock 即可。属 develop pre-existing 问题(#1559 合并后暴露),仅改测试文件。

根因:test_dedup_engine.py 模块级 _mock_if_absent(packages.shared) 把父包整个替换为 MagicMock,导致同 pytest 进程后续 from packages.shared.xxx 导入全部拿到 MagicMock,连锁污染 video_processing 命名空间,test_thumbnail_generator 的 50 个纯逻辑用例全部失败。dedup 只需要 packages.shared.storage 被 mock,删掉父包 mock 即可。属 develop pre-existing 问题(#1559 合并后暴露),仅改测试文件。

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auto-approve-bot approved these changes 2026-08-31 00:20:29 +08:00
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xiaoxia added 1 commit 2026-08-31 00:23:28 +08:00
fix(test): test_dedup_engine 不再 mock packages.shared 父包,消除跨测试文件 mock 污染
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3769d96d0d
_mock_if_absent("packages.shared") 会把整个父包替换为 MagicMock,
导致同 pytest 进程后续从 packages.shared.* 导入任何子模块都拿到
MagicMock(如 packages.shared.title_overlay / packages.shared.config),
连锁使依赖该包的 video_processing 模块整体被 mock,test_thumbnail_generator
的 50 个纯逻辑用例全部拿到 <MagicMock> 而失败。
dedup 模块只需要 packages.shared.storage 被 mock,父包保持真实导入即可。
xiaoxia force-pushed fix/test-mock-pollution-thumbnail from 93295c6afe to 3769d96d0d 2026-08-31 00:23:28 +08:00 Compare
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【阻塞级判定】

  • 是否存在阻塞级问题:否
  • 阻塞级问题数量:0 个

📊 审查概览

  • 整体评价:通过
  • 建议级问题数量:0 个

🔴 阻塞级问题(必须修复)

💡 改进建议(不阻塞合并)

良好实践

  1. [tests/unit/test_dedup_engine.py] 修复测试隔离问题
    • 具体内容:将 mock 对象从父包 packages.shared 精确调整为子模块 packages.shared.storage。这有效避免了因 mock 父包导致同进程内其他测试文件(如 thumbnail_generator)在导入 packages.shared 下其他子模块时获取到 MagicMock 对象的问题,提升了测试套件的稳定性和隔离性。
  2. [tests/unit/test_dedup_engine.py] 详尽的注释说明
    • 具体内容:添加了清晰的注释解释了修改的原因(防止污染其他测试文件)以及具体的受影响案例,这对于后续维护代码和理解测试环境的副作用非常有帮助。

🤖 由 AI 代码审查机器人自动生成 | 2026-08-30 16:26:46 | 模型:

### 【阻塞级判定】 - 是否存在阻塞级问题:否 - 阻塞级问题数量:0 个 ### 📊 审查概览 - 整体评价:通过 - 建议级问题数量:0 个 ### 🔴 阻塞级问题(必须修复) 无 ### 💡 改进建议(不阻塞合并) 无 ### ✅ 良好实践 1. **[tests/unit/test_dedup_engine.py] 修复测试隔离问题** - 具体内容:将 mock 对象从父包 `packages.shared` 精确调整为子模块 `packages.shared.storage`。这有效避免了因 mock 父包导致同进程内其他测试文件(如 `thumbnail_generator`)在导入 `packages.shared` 下其他子模块时获取到 `MagicMock` 对象的问题,提升了测试套件的稳定性和隔离性。 2. **[tests/unit/test_dedup_engine.py] 详尽的注释说明** - 具体内容:添加了清晰的注释解释了修改的原因(防止污染其他测试文件)以及具体的受影响案例,这对于后续维护代码和理解测试环境的副作用非常有帮助。 --- <sub>🤖 由 AI 代码审查机器人自动生成 | 2026-08-30 16:26:46 | 模型: </sub> <!-- AI_CODE_REVIEW_AUTO_COMMENT -->
auto-approve-bot merged commit 0fde7d687c into develop 2026-08-31 00:36:06 +08:00
auto-approve-bot deleted branch fix/test-mock-pollution-thumbnail 2026-08-31 00:36:06 +08:00

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🗑️ **预览环境已清理** PR #1563 已关闭或合并,对应的预览环境已被清理。 > 如有需要,可以重新打开 PR 来重新生成预览环境。
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