https://plumephp.com/tags/mockall/Recent content in Mockall on PlumePHPHugozh-CNFri, 01 Aug 2025 00:00:00 +0800https://plumephp.com/rust-error-handling-testing/Fri, 01 Aug 2025 00:00:00 +0800https://plumephp.com/rust-error-handling-testing/<h2 id="目录">目录</h2> <ol> <li><a href="#1-%E9%94%99%E8%AF%AF%E5%A4%84%E7%90%86%E5%93%B2%E5%AD%A6">错误处理哲学</a></li> <li><a href="#2-thiserror-vs-anyhow-%E9%80%89%E5%9E%8B">thiserror vs anyhow 选型</a></li> <li><a href="#3-result-%E7%BB%84%E5%90%88%E5%AD%90">Result 组合子</a></li> <li><a href="#4-panic-%E8%BE%B9%E7%95%8C%E4%B8%8E%E8%87%AA%E5%AE%9A%E4%B9%89-hook">Panic 边界与自定义 Hook</a></li> <li><a href="#5-%E6%B5%8B%E8%AF%95%E9%87%91%E5%AD%97%E5%A1%94">测试金字塔</a></li> <li><a href="#6-mockall-%E6%A8%A1%E6%8B%9F%E5%A4%96%E9%83%A8%E4%BE%9D%E8%B5%96">Mockall 模拟外部依赖</a></li> <li><a href="#7-property-based-testing">Property-based Testing</a></li> <li><a href="#8-%E4%BB%A3%E7%A0%81%E8%A6%86%E7%9B%96%E7%8E%87">代码覆盖率</a></li> </ol> <hr> <h2 id="1-错误处理哲学">1. 错误处理哲学</h2> <p>Rust 的错误处理哲学：<strong>可恢复错误用 Result，不可恢复错误用 panic</strong>。没有异常机制，所有错误路径必须显式处理。</p>