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JSDC2020 - 用 API mocking 讓前端不再苦等待
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Huli
October 17, 2020
Programming
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JSDC2020 - 用 API mocking 讓前端不再苦等待
https://github.com/aszx87410/api-mocking-demo-app
簡單介紹 MSW 與 MirageJS
Huli
October 17, 2020
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Transcript
⽤用 API mocking 讓前 端不再苦苦等待 huli
[email protected]
https://blog.huli.tw OneDegree 資深前端⼯工程師
前端 後端 API User
前端 後端 API User
前端 後端 API User 「我要等後端好才能開始接喔」
該怎麼處理理這個狀狀況?
如果後端連 interface 都還沒定好...
http://www.quickmeme.com/meme/3rwr8s
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幾個⽅方法 • 不管,繼續等待後端
幾個⽅方法 • 不管,繼續等待後端 • Express ⾃自⼰己弄弄
幾個⽅方法 • 不管,繼續等待後端 • Express ⾃自⼰己弄弄 • JSON server 假資料
幾個⽅方法 • 不管,繼續等待後端 • Express ⾃自⼰己弄弄 • JSON server 假資料
• MSW • MirageJS
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登入⾴頁⾯面 後台⾴頁⾯面 是否有 token 是 POST /login 成功之後把 token 寫進
localStorage 並導到後台 否,輸入帳號密碼
登入⾴頁⾯面 確認 localStorage 後台⾴頁⾯面 GET /me 登入⾴頁⾯面 沒 token 有
token 失敗 是否有 token 是 POST /login 成功之後把 token 寫進 localStorage 並導到後台 否,輸入帳號密碼 清除 localStorage
MSW Mock Service Worker
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前端網站 API Server
前端網站 Service Worker API Server 瀏覽器
設定步驟 • 加上 service worker • 加上 handler
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還可以針對各種狀狀況 寫測試!
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Mirage JS
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前端網站 API Server
前端網站 fetch XHR API Server JavaScript
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寫測試? 當然沒問題
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mirage 的強項
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總結 cy.route msw mirage 使⽤用在開發上 X O O 使⽤用在測試上 O
O O 特⾊色 cypress 內建 使⽤用 service worker 打造出完整的 mock api 缺點 只能⽤用在測試 設置較⿇麻煩 適合放靜態資料 需要較多時間
https://github.com/aszx87410/api- mocking-demo-app