Home Explore Help
Register Sign In
root
/
blog_web
1
0
Fork 0
Files Issues 0 Pull Requests 0 Wiki
Branch: master
Branches Tags
blog_web
/
pages
/
97de6fd6293a2c6e
/
index.html

index.html 91 KB
Permalink History Raw

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311 
  1. <!DOCTYPE html>
    2. 

  2. <html lang="zh-CN">
    3. 

  3.   <head>
    4. 

  4.     <meta charset="utf-8">
    5. 

  5.     <meta name="viewport" content="width=device-width,initial-scale=1">
    6. 

  6.     <title>拦截器模块单元测试 | 彪哥博客</title>
    7. 

  7.     <meta name="generator" content="VuePress 1.9.5">
    8. 

  8.     <link rel="icon" href="/blog/img/favicon.ico">
    9. 

  9.     <meta name="description" content="web前端技术博客,专注web前端学习与总结。JavaScript,js,ES6,TypeScript,vue,React,python,css3,html5,Node,git,github等技术文章。">
    10. 

  10.     <meta name="keywords" content="前端博客,个人技术博客,前端,前端开发,前端框架,web前端,前端面试题,技术文档,学习,面试,JavaScript,js,ES6,TypeScript,vue,python,css3,html5,Node,git,github,markdown">
    11. 

  11.     <meta name="theme-color" content="#11a8cd">
    12. 

  12.     
    13. 

  13.     <link rel="preload" href="/blog/assets/css/0.styles.dc03b589.css" as="style"><link rel="preload" href="/blog/assets/js/app.90754bd5.js" as="script"><link rel="preload" href="/blog/assets/js/2.106f41fb.js" as="script"><link rel="preload" href="/blog/assets/js/3.6748bd5c.js" as="script"><link rel="preload" href="/blog/assets/js/205.432c3d8d.js" as="script"><link rel="prefetch" href="/blog/assets/js/10.cad3aa70.js"><link rel="prefetch" href="/blog/assets/js/100.08a8b2d8.js"><link rel="prefetch" href="/blog/assets/js/101.2aabb12c.js"><link rel="prefetch" href="/blog/assets/js/102.13f3cc4d.js"><link rel="prefetch" href="/blog/assets/js/103.c19aee03.js"><link rel="prefetch" href="/blog/assets/js/104.91a6aec1.js"><link rel="prefetch" href="/blog/assets/js/105.71de1aa4.js"><link rel="prefetch" href="/blog/assets/js/106.207422de.js"><link rel="prefetch" href="/blog/assets/js/107.bf754f60.js"><link rel="prefetch" href="/blog/assets/js/108.87ddbf21.js"><link rel="prefetch" href="/blog/assets/js/109.de6075c6.js"><link rel="prefetch" href="/blog/assets/js/11.f2e9eca8.js"><link rel="prefetch" href="/blog/assets/js/110.f19c57ae.js"><link rel="prefetch" href="/blog/assets/js/111.da99a105.js"><link rel="prefetch" href="/blog/assets/js/112.9dd75c6f.js"><link rel="prefetch" href="/blog/assets/js/113.9322f157.js"><link rel="prefetch" href="/blog/assets/js/114.c5150cc6.js"><link rel="prefetch" href="/blog/assets/js/115.4fb547bf.js"><link rel="prefetch" href="/blog/assets/js/116.2ddf1aa8.js"><link rel="prefetch" href="/blog/assets/js/117.3c970f48.js"><link rel="prefetch" href="/blog/assets/js/118.921e1d54.js"><link rel="prefetch" href="/blog/assets/js/119.0141defb.js"><link rel="prefetch" href="/blog/assets/js/12.98512c60.js"><link rel="prefetch" href="/blog/assets/js/120.de47a761.js"><link rel="prefetch" href="/blog/assets/js/121.a0b3693a.js"><link rel="prefetch" href="/blog/assets/js/122.6c7dd225.js"><link rel="prefetch" href="/blog/assets/js/123.dbff103c.js"><link rel="prefetch" href="/blog/assets/js/124.493776ef.js"><link rel="prefetch" href="/blog/assets/js/125.554c9fbf.js"><link rel="prefetch" href="/blog/assets/js/126.2421fe84.js"><link rel="prefetch" href="/blog/assets/js/127.805f10a4.js"><link rel="prefetch" href="/blog/assets/js/128.6543adba.js"><link rel="prefetch" href="/blog/assets/js/129.d7c56b92.js"><link rel="prefetch" href="/blog/assets/js/13.a79fa0c7.js"><link rel="prefetch" href="/blog/assets/js/130.593d21f0.js"><link rel="prefetch" href="/blog/assets/js/131.4c90d8b8.js"><link rel="prefetch" href="/blog/assets/js/132.4ad12bdc.js"><link rel="prefetch" href="/blog/assets/js/133.485de1b9.js"><link rel="prefetch" href="/blog/assets/js/134.78bc8f57.js"><link rel="prefetch" href="/blog/assets/js/135.47498729.js"><link rel="prefetch" href="/blog/assets/js/136.d99350df.js"><link rel="prefetch" href="/blog/assets/js/137.57ba6d3f.js"><link rel="prefetch" href="/blog/assets/js/138.d976c801.js"><link rel="prefetch" href="/blog/assets/js/139.766f20b7.js"><link rel="prefetch" href="/blog/assets/js/14.0fdf0c78.js"><link rel="prefetch" href="/blog/assets/js/140.0d9b8fbc.js"><link rel="prefetch" href="/blog/assets/js/141.128b6e26.js"><link rel="prefetch" href="/blog/assets/js/142.e004a584.js"><link rel="prefetch" href="/blog/assets/js/143.5a19a0b2.js"><link rel="prefetch" href="/blog/assets/js/144.5f397211.js"><link rel="prefetch" href="/blog/assets/js/145.cde5f3a0.js"><link rel="prefetch" href="/blog/assets/js/146.4185092c.js"><link rel="prefetch" href="/blog/assets/js/147.ac0e55d3.js"><link rel="prefetch" href="/blog/assets/js/148.30f02604.js"><link rel="prefetch" href="/blog/assets/js/149.760a79ed.js"><link rel="prefetch" href="/blog/assets/js/15.fce722b2.js"><link rel="prefetch" href="/blog/assets/js/150.3a1675b7.js"><link rel="prefetch" href="/blog/assets/js/151.0d73a46e.js"><link rel="prefetch" href="/blog/assets/js/152.c9c054d4.js"><link rel="prefetch" href="/blog/assets/js/153.b007c8a2.js"><link rel="prefetch" href="/blog/assets/js/154.a3acc6bf.js"><link rel="prefetch" href="/blog/assets/js/155.b5c0abcd.js"><link rel="prefetch" href="/blog/assets/js/156.2ba750fc.js"><link rel="prefetch" href="/blog/assets/js/157.fe92af0c.js"><link rel="prefetch" href="/blog/assets/js/158.e16fda40.js"><link rel="prefetch" href="/blog/assets/js/159.7fc7fd44.js"><link rel="prefetch" href="/blog/assets/js/16.871928af.js"><link rel="prefetch" href="/blog/assets/js/160.b581a0f4.js"><link rel="prefetch" href="/blog/assets/js/161.97acae68.js"><link rel="prefetch" href="/blog/assets/js/162.cec1b9a3.js"><link rel="prefetch" href="/blog/assets/js/163.a00f98f7.js"><link rel="prefetch" href="/blog/assets/js/164.cbf4cf52.js"><link rel="prefetch" href="/blog/assets/js/165.bc7a523a.js"><link rel="prefetch" href="/blog/assets/js/166.ca626fb4.js"><link rel="prefetch" href="/blog/assets/js/167.0ca68106.js"><link rel="prefetch" href="/blog/assets/js/168.2e605db8.js"><link rel="prefetch" href="/blog/assets/js/169.401b96d4.js"><link rel="prefetch" href="/blog/assets/js/17.2399cb2b.js"><link rel="prefetch" href="/blog/assets/js/170.7c8b0366.js"><link rel="prefetch" href="/blog/assets/js/171.c3155533.js"><link rel="prefetch" href="/blog/assets/js/172.b659d767.js"><link rel="prefetch" href="/blog/assets/js/173.62c681db.js"><link rel="prefetch" href="/blog/assets/js/174.5c66f092.js"><link rel="prefetch" href="/blog/assets/js/175.d41dd28b.js"><link rel="prefetch" href="/blog/assets/js/176.e60d7f0a.js"><link rel="prefetch" href="/blog/assets/js/177.10de95b1.js"><link rel="prefetch" href="/blog/assets/js/178.f301674d.js"><link rel="prefetch" href="/blog/assets/js/179.77bb52e9.js"><link rel="prefetch" href="/blog/assets/js/18.c338fe95.js"><link rel="prefetch" href="/blog/assets/js/180.d2a4e612.js"><link rel="prefetch" href="/blog/assets/js/181.a53e32e0.js"><link rel="prefetch" href="/blog/assets/js/182.38687994.js"><link rel="prefetch" href="/blog/assets/js/183.544fef00.js"><link rel="prefetch" href="/blog/assets/js/184.711e54a6.js"><link rel="prefetch" href="/blog/assets/js/185.20075148.js"><link rel="prefetch" href="/blog/assets/js/186.08c67f20.js"><link rel="prefetch" href="/blog/assets/js/187.7ca2d0c6.js"><link rel="prefetch" href="/blog/assets/js/188.cd167879.js"><link rel="prefetch" href="/blog/assets/js/189.e8e2eb21.js"><link rel="prefetch" href="/blog/assets/js/19.6b963460.js"><link rel="prefetch" href="/blog/assets/js/190.8b557318.js"><link rel="prefetch" href="/blog/assets/js/191.10d0f80b.js"><link rel="prefetch" href="/blog/assets/js/192.127fef4c.js"><link rel="prefetch" href="/blog/assets/js/193.781690eb.js"><link rel="prefetch" href="/blog/assets/js/194.4b375e2e.js"><link rel="prefetch" href="/blog/assets/js/195.003e3d67.js"><link rel="prefetch" href="/blog/assets/js/196.7a3f55e5.js"><link rel="prefetch" href="/blog/assets/js/197.30d4c5b4.js"><link rel="prefetch" href="/blog/assets/js/198.628c2c1a.js"><link rel="prefetch" href="/blog/assets/js/199.d7c8cbb8.js"><link rel="prefetch" href="/blog/assets/js/20.839dae41.js"><link rel="prefetch" href="/blog/assets/js/200.1fed86d2.js"><link rel="prefetch" href="/blog/assets/js/201.5ba078d9.js"><link rel="prefetch" href="/blog/assets/js/202.b49b23f4.js"><link rel="prefetch" href="/blog/assets/js/203.d88a03d9.js"><link rel="prefetch" href="/blog/assets/js/204.fb928277.js"><link rel="prefetch" href="/blog/assets/js/206.ed726599.js"><link rel="prefetch" href="/blog/assets/js/207.c3794556.js"><link rel="prefetch" href="/blog/assets/js/208.416f7a9e.js"><link rel="prefetch" href="/blog/assets/js/209.d396aad5.js"><link rel="prefetch" href="/blog/assets/js/21.bd21bd29.js"><link rel="prefetch" href="/blog/assets/js/210.02e4ee2f.js"><link rel="prefetch" href="/blog/assets/js/211.0f8a9304.js"><link rel="prefetch" href="/blog/assets/js/212.9220dd3d.js"><link rel="prefetch" href="/blog/assets/js/213.89521ebd.js"><link rel="prefetch" href="/blog/assets/js/214.cd5ec468.js"><link rel="prefetch" href="/blog/assets/js/215.0084d772.js"><link rel="prefetch" href="/blog/assets/js/216.ebd468b9.js"><link rel="prefetch" href="/blog/assets/js/217.fac21407.js"><link rel="prefetch" href="/blog/assets/js/218.9793e19a.js"><link rel="prefetch" href="/blog/assets/js/219.b99343b6.js"><link rel="prefetch" href="/blog/assets/js/22.e6bcf65d.js"><link rel="prefetch" href="/blog/assets/js/220.8065033b.js"><link rel="prefetch" href="/blog/assets/js/221.97268a80.js"><link rel="prefetch" href="/blog/assets/js/222.22bf261f.js"><link rel="prefetch" href="/blog/assets/js/223.d5ff1bff.js"><link rel="prefetch" href="/blog/assets/js/224.364b4b11.js"><link rel="prefetch" href="/blog/assets/js/225.bd8b00c7.js"><link rel="prefetch" href="/blog/assets/js/226.78192713.js"><link rel="prefetch" href="/blog/assets/js/227.06ec006e.js"><link rel="prefetch" href="/blog/assets/js/228.166546a8.js"><link rel="prefetch" href="/blog/assets/js/229.fd44d2be.js"><link rel="prefetch" href="/blog/assets/js/23.ebbc3fd3.js"><link rel="prefetch" href="/blog/assets/js/230.109a1752.js"><link rel="prefetch" href="/blog/assets/js/231.c6faedb6.js"><link rel="prefetch" href="/blog/assets/js/232.f938a3a8.js"><link rel="prefetch" href="/blog/assets/js/233.0dc59324.js"><link rel="prefetch" href="/blog/assets/js/234.bb73adca.js"><link rel="prefetch" href="/blog/assets/js/235.97ed69db.js"><link rel="prefetch" href="/blog/assets/js/236.a8c51930.js"><link rel="prefetch" href="/blog/assets/js/237.6ae31c88.js"><link rel="prefetch" href="/blog/assets/js/238.2f5c56ae.js"><link rel="prefetch" href="/blog/assets/js/239.506a4e9f.js"><link rel="prefetch" href="/blog/assets/js/24.19bd04ec.js"><link rel="prefetch" href="/blog/assets/js/25.b4de33d1.js"><link rel="prefetch" href="/blog/assets/js/26.0bb98ba9.js"><link rel="prefetch" href="/blog/assets/js/27.df98327e.js"><link rel="prefetch" href="/blog/assets/js/28.31289bac.js"><link rel="prefetch" href="/blog/assets/js/29.45af5621.js"><link rel="prefetch" href="/blog/assets/js/30.d5c08e66.js"><link rel="prefetch" href="/blog/assets/js/31.78e43a68.js"><link rel="prefetch" href="/blog/assets/js/32.53ca76ee.js"><link rel="prefetch" href="/blog/assets/js/33.081e8ef6.js"><link rel="prefetch" href="/blog/assets/js/34.cb1866c1.js"><link rel="prefetch" href="/blog/assets/js/35.314ba98e.js"><link rel="prefetch" href="/blog/assets/js/36.1f6a5fae.js"><link rel="prefetch" href="/blog/assets/js/37.45e6d22f.js"><link rel="prefetch" href="/blog/assets/js/38.70b82353.js"><link rel="prefetch" href="/blog/assets/js/39.df6c26ac.js"><link rel="prefetch" href="/blog/assets/js/4.44654b1a.js"><link rel="prefetch" href="/blog/assets/js/40.80101c19.js"><link rel="prefetch" href="/blog/assets/js/41.2b5e8c27.js"><link rel="prefetch" href="/blog/assets/js/42.c6ded3fe.js"><link rel="prefetch" href="/blog/assets/js/43.6d9424d6.js"><link rel="prefetch" href="/blog/assets/js/44.835e4b5c.js"><link rel="prefetch" href="/blog/assets/js/45.d74d29a2.js"><link rel="prefetch" href="/blog/assets/js/46.d15a7dc0.js"><link rel="prefetch" href="/blog/assets/js/47.8d66ca97.js"><link rel="prefetch" href="/blog/assets/js/48.3c1102e1.js"><link rel="prefetch" href="/blog/assets/js/49.e17a3436.js"><link rel="prefetch" href="/blog/assets/js/5.88de390f.js"><link rel="prefetch" href="/blog/assets/js/50.6750f186.js"><link rel="prefetch" href="/blog/assets/js/51.9f93af9f.js"><link rel="prefetch" href="/blog/assets/js/52.f3ef3b5e.js"><link rel="prefetch" href="/blog/assets/js/53.a6bacd25.js"><link rel="prefetch" href="/blog/assets/js/54.dbb7c9ab.js"><link rel="prefetch" href="/blog/assets/js/55.2562d0c8.js"><link rel="prefetch" href="/blog/assets/js/56.14ea4931.js"><link rel="prefetch" href="/blog/assets/js/57.a2fad780.js"><link rel="prefetch" href="/blog/assets/js/58.8165b971.js"><link rel="prefetch" href="/blog/assets/js/59.556cab0d.js"><link rel="prefetch" href="/blog/assets/js/6.277038ca.js"><link rel="prefetch" href="/blog/assets/js/60.f048aa7c.js"><link rel="prefetch" href="/blog/assets/js/61.bdb307a8.js"><link rel="prefetch" href="/blog/assets/js/62.37a94f10.js"><link rel="prefetch" href="/blog/assets/js/63.74811780.js"><link rel="prefetch" href="/blog/assets/js/64.81f21b8a.js"><link rel="prefetch" href="/blog/assets/js/65.d970ff03.js"><link rel="prefetch" href="/blog/assets/js/66.cb805d9b.js"><link rel="prefetch" href="/blog/assets/js/67.39f85baa.js"><link rel="prefetch" href="/blog/assets/js/68.7f79766a.js"><link rel="prefetch" href="/blog/assets/js/69.fa8624bd.js"><link rel="prefetch" href="/blog/assets/js/7.e0a6d1b0.js"><link rel="prefetch" href="/blog/assets/js/70.1f3e978d.js"><link rel="prefetch" href="/blog/assets/js/71.13cd9358.js"><link rel="prefetch" href="/blog/assets/js/72.739b22a8.js"><link rel="prefetch" href="/blog/assets/js/73.95f69ae2.js"><link rel="prefetch" href="/blog/assets/js/74.b6624f6a.js"><link rel="prefetch" href="/blog/assets/js/75.b0d9aa06.js"><link rel="prefetch" href="/blog/assets/js/76.681b78df.js"><link rel="prefetch" href="/blog/assets/js/77.46f6e413.js"><link rel="prefetch" href="/blog/assets/js/78.aebd00ee.js"><link rel="prefetch" href="/blog/assets/js/79.1b784d15.js"><link rel="prefetch" href="/blog/assets/js/8.9428e7ee.js"><link rel="prefetch" href="/blog/assets/js/80.1f550d53.js"><link rel="prefetch" href="/blog/assets/js/81.101cc131.js"><link rel="prefetch" href="/blog/assets/js/82.077c8298.js"><link rel="prefetch" href="/blog/assets/js/83.2e375d11.js"><link rel="prefetch" href="/blog/assets/js/84.38102a34.js"><link rel="prefetch" href="/blog/assets/js/85.24532d6a.js"><link rel="prefetch" href="/blog/assets/js/86.1dabbf00.js"><link rel="prefetch" href="/blog/assets/js/87.763da0f2.js"><link rel="prefetch" href="/blog/assets/js/88.ff6e5f7c.js"><link rel="prefetch" href="/blog/assets/js/89.187e5e16.js"><link rel="prefetch" href="/blog/assets/js/9.da143545.js"><link rel="prefetch" href="/blog/assets/js/90.3c8cff94.js"><link rel="prefetch" href="/blog/assets/js/91.a50bd44d.js"><link rel="prefetch" href="/blog/assets/js/92.5484868f.js"><link rel="prefetch" href="/blog/assets/js/93.c8ee75e3.js"><link rel="prefetch" href="/blog/assets/js/94.b18a3e9b.js"><link rel="prefetch" href="/blog/assets/js/95.cddef6ae.js"><link rel="prefetch" href="/blog/assets/js/96.80e5a938.js"><link rel="prefetch" href="/blog/assets/js/97.1f5e5197.js"><link rel="prefetch" href="/blog/assets/js/98.e3a275c8.js"><link rel="prefetch" href="/blog/assets/js/99.d33bf89e.js">
    14. 

  14.     <link rel="stylesheet" href="/blog/assets/css/0.styles.dc03b589.css">
    15. 

  15.   </head>
    16. 

  16.   <body class="theme-mode-light">
    17. 

  17.     <div id="app" data-server-rendered="true"><div class="theme-container sidebar-open have-rightmenu"><header class="navbar blur"><div title="目录" class="sidebar-button"><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" role="img" viewBox="0 0 448 512" class="icon"><path fill="currentColor" d="M436 124H12c-6.627 0-12-5.373-12-12V80c0-6.627 5.373-12 12-12h424c6.627 0 12 5.373 12 12v32c0 6.627-5.373 12-12 12zm0 160H12c-6.627 0-12-5.373-12-12v-32c0-6.627 5.373-12 12-12h424c6.627 0 12 5.373 12 12v32c0 6.627-5.373 12-12 12zm0 160H12c-6.627 0-12-5.373-12-12v-32c0-6.627 5.373-12 12-12h424c6.627 0 12 5.373 12 12v32c0 6.627-5.373 12-12 12z"></path></svg></div> <a href="/blog/" class="home-link router-link-active"><img src="/blog/img/logo.png" alt="彪哥博客" class="logo"> <span class="site-name can-hide">彪哥博客</span></a> <div class="links"><div class="search-box"><input aria-label="Search" autocomplete="off" spellcheck="false" value=""> <!----></div> <nav class="nav-links can-hide"><div class="nav-item"><a href="/blog/" class="nav-link">首页</a></div><div class="nav-item"><a href="http://fseller.com" target="_blank" rel="noopener noreferrer" class="nav-link external">
    18. 

  18.   个人游戏网站
    19. 

  19.   <span><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg> <span class="sr-only">(opens new window)</span></span></a></div><div class="nav-item"><div class="dropdown-wrapper"><button type="button" aria-label="前端" class="dropdown-title"><a href="/blog/web/" class="link-title">前端</a> <span class="title" style="display:none;">前端</span> <span class="arrow right"></span></button> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><h4>前端文章</h4> <ul class="dropdown-subitem-wrapper"><li class="dropdown-subitem"><a href="/blog/pages/8143cc480faf9a11/" class="nav-link">JavaScript</a></li></ul></li><li class="dropdown-item"><h4>学习笔记</h4> <ul class="dropdown-subitem-wrapper"><li class="dropdown-subitem"><a href="/blog/note/javascript/" class="nav-link">《JavaScript教程》</a></li><li class="dropdown-subitem"><a href="/blog/note/js/" class="nav-link">《JavaScript高级程序设计》</a></li><li class="dropdown-subitem"><a href="/blog/note/es6/" class="nav-link">《ES6 教程》</a></li><li class="dropdown-subitem"><a href="/blog/note/vue/" class="nav-link">《Vue》</a></li><li class="dropdown-subitem"><a href="/blog/note/react/" class="nav-link">《React》</a></li><li class="dropdown-subitem"><a href="/blog/note/typescript-axios/" class="nav-link">《TypeScript 从零实现 axios》</a></li><li class="dropdown-subitem"><a href="/blog/note/git/" class="nav-link">《Git》</a></li><li class="dropdown-subitem"><a href="/blog/pages/51afd6/" class="nav-link">TypeScript</a></li><li class="dropdown-subitem"><a href="/blog/pages/4643cd/" class="nav-link">JS设计模式总结</a></li></ul></li></ul></div></div><div class="nav-item"><div class="dropdown-wrapper"><button type="button" aria-label="页面" class="dropdown-title"><a href="/blog/ui/" class="link-title">页面</a> <span class="title" style="display:none;">页面</span> <span class="arrow right"></span></button> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----> <a href="/blog/pages/8309a5b876fc95e3/" class="nav-link">HTML</a></li><li class="dropdown-item"><!----> <a href="/blog/pages/0a83b083bdf257cb/" class="nav-link">CSS</a></li></ul></div></div><div class="nav-item"><div class="dropdown-wrapper"><button type="button" aria-label="技术" class="dropdown-title"><a href="/blog/technology/" class="link-title">技术</a> <span class="title" style="display:none;">技术</span> <span class="arrow right"></span></button> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----> <a href="/blog/pages/9a7ee40fc232253e/" class="nav-link">技术文档</a></li><li class="dropdown-item"><!----> <a href="/blog/pages/4c778760be26d8b3/" class="nav-link">GitHub技巧</a></li><li class="dropdown-item"><!----> <a href="/blog/pages/117708e0af7f0bd9/" class="nav-link">Nodejs</a></li><li class="dropdown-item"><!----> <a href="/blog/pages/41f87d890d0a02af/" class="nav-link">博客搭建</a></li></ul></div></div><div class="nav-item"><div class="dropdown-wrapper"><button type="button" aria-label="更多" class="dropdown-title"><a href="/blog/more/" class="link-title">更多</a> <span class="title" style="display:none;">更多</span> <span class="arrow right"></span></button> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----> <a href="/blog/pages/f2a556/" class="nav-link">学习</a></li><li class="dropdown-item"><!----> <a href="/blog/pages/aea6571b7a8bae86/" class="nav-link">面试</a></li><li class="dropdown-item"><!----> <a href="/blog/pages/2d615df9a36a98ed/" class="nav-link">心情杂货</a></li><li class="dropdown-item"><!----> <a href="/blog/pages/baaa02/" class="nav-link">实用技巧</a></li><li class="dropdown-item"><!----> <a href="/blog/friends/" class="nav-link">友情链接</a></li></ul></div></div><div class="nav-item"><a href="/blog/about/" class="nav-link">关于</a></div><div class="nav-item"><a href="/blog/pages/beb6c0bd8a66cea6/" class="nav-link">收藏</a></div><div class="nav-item"><div class="dropdown-wrapper"><button type="button" aria-label="索引" class="dropdown-title"><a href="/blog/archives/" class="link-title">索引</a> <span class="title" style="display:none;">索引</span> <span class="arrow right"></span></button> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----> <a href="/blog/categories/" class="nav-link">分类</a></li><li class="dropdown-item"><!----> <a href="/blog/tags/" class="nav-link">标签</a></li><li class="dropdown-item"><!----> <a href="/blog/archives/" class="nav-link">归档</a></li></ul></div></div> <a href="https://github.com/heBody/blog" target="_blank" rel="noopener noreferrer" class="repo-link">
    20. 

  20.     GitHub
    21. 

  21.     <span><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg> <span class="sr-only">(opens new window)</span></span></a></nav></div></header> <div class="sidebar-mask"></div> <div class="sidebar-hover-trigger"></div> <aside class="sidebar" style="display:none;"><div class="blogger"><img src="/blog/img/head.jpg"> <div class="blogger-info"><h3>彪哥</h3> <span>爱好前端</span></div></div> <nav class="nav-links"><div class="nav-item"><a href="/blog/" class="nav-link">首页</a></div><div class="nav-item"><a href="http://fseller.com" target="_blank" rel="noopener noreferrer" class="nav-link external">
    22. 

  22.   个人游戏网站
    23. 

  23.   <span><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg> <span class="sr-only">(opens new window)</span></span></a></div><div class="nav-item"><div class="dropdown-wrapper"><button type="button" aria-label="前端" class="dropdown-title"><a href="/blog/web/" class="link-title">前端</a> <span class="title" style="display:none;">前端</span> <span class="arrow right"></span></button> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><h4>前端文章</h4> <ul class="dropdown-subitem-wrapper"><li class="dropdown-subitem"><a href="/blog/pages/8143cc480faf9a11/" class="nav-link">JavaScript</a></li></ul></li><li class="dropdown-item"><h4>学习笔记</h4> <ul class="dropdown-subitem-wrapper"><li class="dropdown-subitem"><a href="/blog/note/javascript/" class="nav-link">《JavaScript教程》</a></li><li class="dropdown-subitem"><a href="/blog/note/js/" class="nav-link">《JavaScript高级程序设计》</a></li><li class="dropdown-subitem"><a href="/blog/note/es6/" class="nav-link">《ES6 教程》</a></li><li class="dropdown-subitem"><a href="/blog/note/vue/" class="nav-link">《Vue》</a></li><li class="dropdown-subitem"><a href="/blog/note/react/" class="nav-link">《React》</a></li><li class="dropdown-subitem"><a href="/blog/note/typescript-axios/" class="nav-link">《TypeScript 从零实现 axios》</a></li><li class="dropdown-subitem"><a href="/blog/note/git/" class="nav-link">《Git》</a></li><li class="dropdown-subitem"><a href="/blog/pages/51afd6/" class="nav-link">TypeScript</a></li><li class="dropdown-subitem"><a href="/blog/pages/4643cd/" class="nav-link">JS设计模式总结</a></li></ul></li></ul></div></div><div class="nav-item"><div class="dropdown-wrapper"><button type="button" aria-label="页面" class="dropdown-title"><a href="/blog/ui/" class="link-title">页面</a> <span class="title" style="display:none;">页面</span> <span class="arrow right"></span></button> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----> <a href="/blog/pages/8309a5b876fc95e3/" class="nav-link">HTML</a></li><li class="dropdown-item"><!----> <a href="/blog/pages/0a83b083bdf257cb/" class="nav-link">CSS</a></li></ul></div></div><div class="nav-item"><div class="dropdown-wrapper"><button type="button" aria-label="技术" class="dropdown-title"><a href="/blog/technology/" class="link-title">技术</a> <span class="title" style="display:none;">技术</span> <span class="arrow right"></span></button> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----> <a href="/blog/pages/9a7ee40fc232253e/" class="nav-link">技术文档</a></li><li class="dropdown-item"><!----> <a href="/blog/pages/4c778760be26d8b3/" class="nav-link">GitHub技巧</a></li><li class="dropdown-item"><!----> <a href="/blog/pages/117708e0af7f0bd9/" class="nav-link">Nodejs</a></li><li class="dropdown-item"><!----> <a href="/blog/pages/41f87d890d0a02af/" class="nav-link">博客搭建</a></li></ul></div></div><div class="nav-item"><div class="dropdown-wrapper"><button type="button" aria-label="更多" class="dropdown-title"><a href="/blog/more/" class="link-title">更多</a> <span class="title" style="display:none;">更多</span> <span class="arrow right"></span></button> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----> <a href="/blog/pages/f2a556/" class="nav-link">学习</a></li><li class="dropdown-item"><!----> <a href="/blog/pages/aea6571b7a8bae86/" class="nav-link">面试</a></li><li class="dropdown-item"><!----> <a href="/blog/pages/2d615df9a36a98ed/" class="nav-link">心情杂货</a></li><li class="dropdown-item"><!----> <a href="/blog/pages/baaa02/" class="nav-link">实用技巧</a></li><li class="dropdown-item"><!----> <a href="/blog/friends/" class="nav-link">友情链接</a></li></ul></div></div><div class="nav-item"><a href="/blog/about/" class="nav-link">关于</a></div><div class="nav-item"><a href="/blog/pages/beb6c0bd8a66cea6/" class="nav-link">收藏</a></div><div class="nav-item"><div class="dropdown-wrapper"><button type="button" aria-label="索引" class="dropdown-title"><a href="/blog/archives/" class="link-title">索引</a> <span class="title" style="display:none;">索引</span> <span class="arrow right"></span></button> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----> <a href="/blog/categories/" class="nav-link">分类</a></li><li class="dropdown-item"><!----> <a href="/blog/tags/" class="nav-link">标签</a></li><li class="dropdown-item"><!----> <a href="/blog/archives/" class="nav-link">归档</a></li></ul></div></div> <a href="https://github.com/heBody/blog" target="_blank" rel="noopener noreferrer" class="repo-link">
    24. 

  24.     GitHub
    25. 

  25.     <span><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg> <span class="sr-only">(opens new window)</span></span></a></nav>  <ul class="sidebar-links"><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>初识 TypeScript</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>TypeScript 常用语法</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>ts-axios 项目初始化</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>ts-axios 基础功能实现</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>ts-axios 异常情况处理</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>ts-axios 接口扩展</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>ts-axios 拦截器实现</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>ts-axios 配置化实现</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>ts-axios 取消功能实现</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>ts-axios 更多功能实现</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading open"><span>ts-axios 单元测试</span> <span class="arrow down"></span></p> <ul class="sidebar-links sidebar-group-items"><li><a href="/blog/pages/df36888424843793/" class="sidebar-link">前言</a></li><li><a href="/blog/pages/bf5c625a35757b37/" class="sidebar-link">Jest 安装和配置</a></li><li><a href="/blog/pages/13f147a9b355c4c1/" class="sidebar-link">辅助模块单元测试</a></li><li><a href="/blog/pages/e1d15dec8634e6b5/" class="sidebar-link">请求模块单元测试</a></li><li><a href="/blog/pages/ddd86ec39b5dfe33/" class="sidebar-link">headers 模块单元测试</a></li><li><a href="/blog/pages/2eac7a0a0d644c15/" class="sidebar-link">Axios 实例模块单元测试</a></li><li><a href="/blog/pages/97de6fd6293a2c6e/" aria-current="page" class="active sidebar-link">拦截器模块单元测试</a><ul class="sidebar-sub-headers"><li class="sidebar-sub-header level2"><a href="/blog/pages/97de6fd6293a2c6e/#测试代码编写" class="sidebar-link">测试代码编写</a></li></ul></li><li><a href="/blog/pages/cdf59840306f9e81/" class="sidebar-link">mergeConfig 模块单元测试</a></li><li><a href="/blog/pages/6fa16aee29527032/" class="sidebar-link">请求取消模块单元测试</a></li><li><a href="/blog/pages/9572134781ba6a25/" class="sidebar-link">剩余模块单元测试</a></li></ul></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>ts-axios 部署与发布</span> <span class="arrow right"></span></p> <!----></section></li></ul> </aside> <div><main class="page"><div class="theme-vdoing-wrapper "><div class="articleInfo-wrap" data-v-06970110><div class="articleInfo" data-v-06970110><ul class="breadcrumbs" data-v-06970110><li data-v-06970110><a href="/blog/" title="首页" class="iconfont icon-home router-link-active" data-v-06970110></a></li> <li data-v-06970110><a href="/blog/note/typescript-axios/#《TypeScript 从零实现 axios》" data-v-06970110>《TypeScript 从零实现 axios》</a></li><li data-v-06970110><a href="/blog/note/typescript-axios/#ts-axios 单元测试" data-v-06970110>ts-axios 单元测试</a></li></ul> <div class="info" data-v-06970110><div title="作者" class="author iconfont icon-touxiang" data-v-06970110><a href="javascript:;" data-v-06970110>HuangYi</a></div> <div title="创建时间" class="date iconfont icon-riqi" data-v-06970110><a href="javascript:;" data-v-06970110>2020-01-05</a></div> <!----></div></div></div> <!----> <div class="content-wrapper"><div class="right-menu-wrapper"><div class="right-menu-margin"><div class="right-menu-title">目录</div> <div class="right-menu-content"></div></div></div> <h1><img src="data:image/png;base64,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">拦截器模块单元测试<!----></h1>  <div class="theme-vdoing-content content__default"><h1 id="拦截器模块单元测试"><a href="#拦截器模块单元测试" class="header-anchor">#</a> 拦截器模块单元测试</h1> <p>拦截器是 <code>ts-axios</code> 库一个非常实用的功能，接下来我们来编写它的测试代码。</p> <h2 id="测试代码编写"><a href="#测试代码编写" class="header-anchor">#</a> 测试代码编写</h2> <p><code>test/interceptor.spec.ts</code>：</p> <div class="language-typescript line-numbers-mode"><pre class="language-typescript"><code><span class="token keyword">import</span> axios<span class="token punctuation">,</span> <span class="token punctuation">{</span> AxiosRequestConfig<span class="token punctuation">,</span> AxiosResponse <span class="token punctuation">}</span> <span class="token keyword">from</span> <span class="token string">'../src/index'</span>
    26. 

  26. <span class="token keyword">import</span> <span class="token punctuation">{</span> getAjaxRequest <span class="token punctuation">}</span> <span class="token keyword">from</span> <span class="token string">'./helper'</span>
    27. 

  27. 

  28. <span class="token function">describe</span><span class="token punctuation">(</span><span class="token string">'interceptors'</span><span class="token punctuation">,</span> <span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    29. 

  29.   <span class="token function">beforeEach</span><span class="token punctuation">(</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    30. 

  30.     jasmine<span class="token punctuation">.</span>Ajax<span class="token punctuation">.</span><span class="token function">install</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    31. 

  31.   <span class="token punctuation">}</span><span class="token punctuation">)</span>
    32. 

  32. 

  33.   <span class="token function">afterEach</span><span class="token punctuation">(</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    34. 

  34.     jasmine<span class="token punctuation">.</span>Ajax<span class="token punctuation">.</span><span class="token function">uninstall</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    35. 

  35.   <span class="token punctuation">}</span><span class="token punctuation">)</span>
    36. 

  36. 

  37.   <span class="token function">test</span><span class="token punctuation">(</span><span class="token string">'should add a request interceptor'</span><span class="token punctuation">,</span> <span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    38. 

  38.     <span class="token keyword">const</span> instance <span class="token operator">=</span> axios<span class="token punctuation">.</span><span class="token function">create</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    39. 

  39. 

  40.     instance<span class="token punctuation">.</span>interceptors<span class="token punctuation">.</span>request<span class="token punctuation">.</span><span class="token function">use</span><span class="token punctuation">(</span><span class="token punctuation">(</span>config<span class="token operator">:</span> AxiosRequestConfig<span class="token punctuation">)</span> <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    41. 

  41.       config<span class="token punctuation">.</span>headers<span class="token punctuation">.</span>test <span class="token operator">=</span> <span class="token string">'added by interceptor'</span>
    42. 

  42.       <span class="token keyword">return</span> config
    43. 

  43.     <span class="token punctuation">}</span><span class="token punctuation">)</span>
    44. 

  44. 

  45.     <span class="token function">instance</span><span class="token punctuation">(</span><span class="token string">'/foo'</span><span class="token punctuation">)</span>
    46. 

  46. 

  47.     <span class="token keyword">return</span> <span class="token function">getAjaxRequest</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">then</span><span class="token punctuation">(</span>request <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    48. 

  48.       <span class="token function">expect</span><span class="token punctuation">(</span>request<span class="token punctuation">.</span>requestHeaders<span class="token punctuation">.</span>test<span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">toBe</span><span class="token punctuation">(</span><span class="token string">'added by interceptor'</span><span class="token punctuation">)</span>
    49. 

  49.     <span class="token punctuation">}</span><span class="token punctuation">)</span>
    50. 

  50.   <span class="token punctuation">}</span><span class="token punctuation">)</span>
    51. 

  51. 

  52.   <span class="token function">test</span><span class="token punctuation">(</span><span class="token string">'should add a request interceptor that returns a new config object'</span><span class="token punctuation">,</span> <span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    53. 

  53.     <span class="token keyword">const</span> instance <span class="token operator">=</span> axios<span class="token punctuation">.</span><span class="token function">create</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    54. 

  54. 

  55.     instance<span class="token punctuation">.</span>interceptors<span class="token punctuation">.</span>request<span class="token punctuation">.</span><span class="token function">use</span><span class="token punctuation">(</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    56. 

  56.       <span class="token keyword">return</span> <span class="token punctuation">{</span>
    57. 

  57.         url<span class="token operator">:</span> <span class="token string">'/bar'</span><span class="token punctuation">,</span>
    58. 

  58.         method<span class="token operator">:</span> <span class="token string">'post'</span>
    59. 

  59.       <span class="token punctuation">}</span>
    60. 

  60.     <span class="token punctuation">}</span><span class="token punctuation">)</span>
    61. 

  61. 

  62.     <span class="token function">instance</span><span class="token punctuation">(</span><span class="token string">'/foo'</span><span class="token punctuation">)</span>
    63. 

  63. 

  64.     <span class="token keyword">return</span> <span class="token function">getAjaxRequest</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">then</span><span class="token punctuation">(</span>request <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    65. 

  65.       <span class="token function">expect</span><span class="token punctuation">(</span>request<span class="token punctuation">.</span>method<span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">toBe</span><span class="token punctuation">(</span><span class="token string">'POST'</span><span class="token punctuation">)</span>
    66. 

  66.       <span class="token function">expect</span><span class="token punctuation">(</span>request<span class="token punctuation">.</span>url<span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">toBe</span><span class="token punctuation">(</span><span class="token string">'/bar'</span><span class="token punctuation">)</span>
    67. 

  67.     <span class="token punctuation">}</span><span class="token punctuation">)</span>
    68. 

  68.   <span class="token punctuation">}</span><span class="token punctuation">)</span>
    69. 

  69. 

  70.   <span class="token function">test</span><span class="token punctuation">(</span><span class="token string">'should add a request interceptor that returns a promise'</span><span class="token punctuation">,</span> done <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    71. 

  71.     <span class="token keyword">const</span> instance <span class="token operator">=</span> axios<span class="token punctuation">.</span><span class="token function">create</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    72. 

  72. 

  73.     instance<span class="token punctuation">.</span>interceptors<span class="token punctuation">.</span>request<span class="token punctuation">.</span><span class="token function">use</span><span class="token punctuation">(</span><span class="token punctuation">(</span>config<span class="token operator">:</span> AxiosRequestConfig<span class="token punctuation">)</span> <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    74. 

  74.       <span class="token keyword">return</span> <span class="token keyword">new</span> <span class="token class-name"><span class="token builtin">Promise</span></span><span class="token punctuation">(</span>resolve <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    75. 

  75.         <span class="token function">setTimeout</span><span class="token punctuation">(</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    76. 

  76.           config<span class="token punctuation">.</span>headers<span class="token punctuation">.</span>async <span class="token operator">=</span> <span class="token string">'promise'</span>
    77. 

  77.           <span class="token function">resolve</span><span class="token punctuation">(</span>config<span class="token punctuation">)</span>
    78. 

  78.         <span class="token punctuation">}</span><span class="token punctuation">,</span> <span class="token number">10</span><span class="token punctuation">)</span>
    79. 

  79.       <span class="token punctuation">}</span><span class="token punctuation">)</span>
    80. 

  80.     <span class="token punctuation">}</span><span class="token punctuation">)</span>
    81. 

  81. 

  82.     <span class="token function">instance</span><span class="token punctuation">(</span><span class="token string">'/foo'</span><span class="token punctuation">)</span>
    83. 

  83. 

  84.     <span class="token function">setTimeout</span><span class="token punctuation">(</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    85. 

  85.       <span class="token function">getAjaxRequest</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">then</span><span class="token punctuation">(</span>request <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    86. 

  86.         <span class="token function">expect</span><span class="token punctuation">(</span>request<span class="token punctuation">.</span>requestHeaders<span class="token punctuation">.</span>async<span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">toBe</span><span class="token punctuation">(</span><span class="token string">'promise'</span><span class="token punctuation">)</span>
    87. 

  87.         <span class="token function">done</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    88. 

  88.       <span class="token punctuation">}</span><span class="token punctuation">)</span>
    89. 

  89.     <span class="token punctuation">}</span><span class="token punctuation">,</span> <span class="token number">100</span><span class="token punctuation">)</span>
    90. 

  90.   <span class="token punctuation">}</span><span class="token punctuation">)</span>
    91. 

  91. 

  92.   <span class="token function">test</span><span class="token punctuation">(</span><span class="token string">'should add multiple request interceptors'</span><span class="token punctuation">,</span> <span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    93. 

  93.     <span class="token keyword">const</span> instance <span class="token operator">=</span> axios<span class="token punctuation">.</span><span class="token function">create</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    94. 

  94. 

  95.     instance<span class="token punctuation">.</span>interceptors<span class="token punctuation">.</span>request<span class="token punctuation">.</span><span class="token function">use</span><span class="token punctuation">(</span>config <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    96. 

  96.       config<span class="token punctuation">.</span>headers<span class="token punctuation">.</span>test1 <span class="token operator">=</span> <span class="token string">'1'</span>
    97. 

  97.       <span class="token keyword">return</span> config
    98. 

  98.     <span class="token punctuation">}</span><span class="token punctuation">)</span>
    99. 

  99.     instance<span class="token punctuation">.</span>interceptors<span class="token punctuation">.</span>request<span class="token punctuation">.</span><span class="token function">use</span><span class="token punctuation">(</span>config <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    100. 

  100.       config<span class="token punctuation">.</span>headers<span class="token punctuation">.</span>test2 <span class="token operator">=</span> <span class="token string">'2'</span>
    101. 

  101.       <span class="token keyword">return</span> config
    102. 

  102.     <span class="token punctuation">}</span><span class="token punctuation">)</span>
    103. 

  103.     instance<span class="token punctuation">.</span>interceptors<span class="token punctuation">.</span>request<span class="token punctuation">.</span><span class="token function">use</span><span class="token punctuation">(</span>config <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    104. 

  104.       config<span class="token punctuation">.</span>headers<span class="token punctuation">.</span>test3 <span class="token operator">=</span> <span class="token string">'3'</span>
    105. 

  105.       <span class="token keyword">return</span> config
    106. 

  106.     <span class="token punctuation">}</span><span class="token punctuation">)</span>
    107. 

  107. 

  108.     <span class="token function">instance</span><span class="token punctuation">(</span><span class="token string">'/foo'</span><span class="token punctuation">)</span>
    109. 

  109. 

  110.     <span class="token keyword">return</span> <span class="token function">getAjaxRequest</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">then</span><span class="token punctuation">(</span>request <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    111. 

  111.       <span class="token function">expect</span><span class="token punctuation">(</span>request<span class="token punctuation">.</span>requestHeaders<span class="token punctuation">.</span>test1<span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">toBe</span><span class="token punctuation">(</span><span class="token string">'1'</span><span class="token punctuation">)</span>
    112. 

  112.       <span class="token function">expect</span><span class="token punctuation">(</span>request<span class="token punctuation">.</span>requestHeaders<span class="token punctuation">.</span>test2<span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">toBe</span><span class="token punctuation">(</span><span class="token string">'2'</span><span class="token punctuation">)</span>
    113. 

  113.       <span class="token function">expect</span><span class="token punctuation">(</span>request<span class="token punctuation">.</span>requestHeaders<span class="token punctuation">.</span>test3<span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">toBe</span><span class="token punctuation">(</span><span class="token string">'3'</span><span class="token punctuation">)</span>
    114. 

  114.     <span class="token punctuation">}</span><span class="token punctuation">)</span>
    115. 

  115.   <span class="token punctuation">}</span><span class="token punctuation">)</span>
    116. 

  116. 

  117.   <span class="token function">test</span><span class="token punctuation">(</span><span class="token string">'should add a response interceptor'</span><span class="token punctuation">,</span> done <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    118. 

  118.     <span class="token keyword">let</span> response<span class="token operator">:</span> AxiosResponse
    119. 

  119.     <span class="token keyword">const</span> instance <span class="token operator">=</span> axios<span class="token punctuation">.</span><span class="token function">create</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    120. 

  120. 

  121.     instance<span class="token punctuation">.</span>interceptors<span class="token punctuation">.</span>response<span class="token punctuation">.</span><span class="token function">use</span><span class="token punctuation">(</span>data <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    122. 

  122.       data<span class="token punctuation">.</span>data <span class="token operator">=</span> data<span class="token punctuation">.</span>data <span class="token operator">+</span> <span class="token string">' - modified by interceptor'</span>
    123. 

  123.       <span class="token keyword">return</span> data
    124. 

  124.     <span class="token punctuation">}</span><span class="token punctuation">)</span>
    125. 

  125. 

  126.     <span class="token function">instance</span><span class="token punctuation">(</span><span class="token string">'/foo'</span><span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">then</span><span class="token punctuation">(</span>data <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    127. 

  127.       response <span class="token operator">=</span> data
    128. 

  128.     <span class="token punctuation">}</span><span class="token punctuation">)</span>
    129. 

  129. 

  130.     <span class="token function">getAjaxRequest</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">then</span><span class="token punctuation">(</span>request <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    131. 

  131.       request<span class="token punctuation">.</span><span class="token function">respondWith</span><span class="token punctuation">(</span><span class="token punctuation">{</span>
    132. 

  132.         status<span class="token operator">:</span> <span class="token number">200</span><span class="token punctuation">,</span>
    133. 

  133.         responseText<span class="token operator">:</span> <span class="token string">'OK'</span>
    134. 

  134.       <span class="token punctuation">}</span><span class="token punctuation">)</span>
    135. 

  135. 

  136.       <span class="token function">setTimeout</span><span class="token punctuation">(</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    137. 

  137.         <span class="token function">expect</span><span class="token punctuation">(</span>response<span class="token punctuation">.</span>data<span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">toBe</span><span class="token punctuation">(</span><span class="token string">'OK - modified by interceptor'</span><span class="token punctuation">)</span>
    138. 

  138.         <span class="token function">done</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    139. 

  139.       <span class="token punctuation">}</span><span class="token punctuation">,</span> <span class="token number">100</span><span class="token punctuation">)</span>
    140. 

  140.     <span class="token punctuation">}</span><span class="token punctuation">)</span>
    141. 

  141.   <span class="token punctuation">}</span><span class="token punctuation">)</span>
    142. 

  142. 

  143.   <span class="token function">test</span><span class="token punctuation">(</span><span class="token string">'should add a response interceptor that returns a new data object'</span><span class="token punctuation">,</span> done <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    144. 

  144.     <span class="token keyword">let</span> response<span class="token operator">:</span> AxiosResponse
    145. 

  145.     <span class="token keyword">const</span> instance <span class="token operator">=</span> axios<span class="token punctuation">.</span><span class="token function">create</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    146. 

  146. 

  147.     instance<span class="token punctuation">.</span>interceptors<span class="token punctuation">.</span>response<span class="token punctuation">.</span><span class="token function">use</span><span class="token punctuation">(</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    148. 

  148.       <span class="token keyword">return</span> <span class="token punctuation">{</span>
    149. 

  149.         data<span class="token operator">:</span> <span class="token string">'stuff'</span><span class="token punctuation">,</span>
    150. 

  150.         headers<span class="token operator">:</span> <span class="token keyword">null</span><span class="token punctuation">,</span>
    151. 

  151.         status<span class="token operator">:</span> <span class="token number">500</span><span class="token punctuation">,</span>
    152. 

  152.         statusText<span class="token operator">:</span> <span class="token string">'ERR'</span><span class="token punctuation">,</span>
    153. 

  153.         request<span class="token operator">:</span> <span class="token keyword">null</span><span class="token punctuation">,</span>
    154. 

  154.         config<span class="token operator">:</span> <span class="token punctuation">{</span><span class="token punctuation">}</span>
    155. 

  155.       <span class="token punctuation">}</span>
    156. 

  156.     <span class="token punctuation">}</span><span class="token punctuation">)</span>
    157. 

  157. 

  158.     <span class="token function">instance</span><span class="token punctuation">(</span><span class="token string">'/foo'</span><span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">then</span><span class="token punctuation">(</span>res <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    159. 

  159.       response <span class="token operator">=</span> res
    160. 

  160.     <span class="token punctuation">}</span><span class="token punctuation">)</span>
    161. 

  161. 

  162.     <span class="token function">getAjaxRequest</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">then</span><span class="token punctuation">(</span>request <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    163. 

  163.       request<span class="token punctuation">.</span><span class="token function">respondWith</span><span class="token punctuation">(</span><span class="token punctuation">{</span>
    164. 

  164.         status<span class="token operator">:</span> <span class="token number">200</span><span class="token punctuation">,</span>
    165. 

  165.         responseText<span class="token operator">:</span> <span class="token string">'OK'</span>
    166. 

  166.       <span class="token punctuation">}</span><span class="token punctuation">)</span>
    167. 

  167. 

  168.       <span class="token function">setTimeout</span><span class="token punctuation">(</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    169. 

  169.         <span class="token function">expect</span><span class="token punctuation">(</span>response<span class="token punctuation">.</span>data<span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">toBe</span><span class="token punctuation">(</span><span class="token string">'stuff'</span><span class="token punctuation">)</span>
    170. 

  170.         <span class="token function">expect</span><span class="token punctuation">(</span>response<span class="token punctuation">.</span>headers<span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">toBeNull</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    171. 

  171.         <span class="token function">expect</span><span class="token punctuation">(</span>response<span class="token punctuation">.</span>status<span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">toBe</span><span class="token punctuation">(</span><span class="token number">500</span><span class="token punctuation">)</span>
    172. 

  172.         <span class="token function">expect</span><span class="token punctuation">(</span>response<span class="token punctuation">.</span>statusText<span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">toBe</span><span class="token punctuation">(</span><span class="token string">'ERR'</span><span class="token punctuation">)</span>
    173. 

  173.         <span class="token function">expect</span><span class="token punctuation">(</span>response<span class="token punctuation">.</span>request<span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">toBeNull</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    174. 

  174.         <span class="token function">expect</span><span class="token punctuation">(</span>response<span class="token punctuation">.</span>config<span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">toEqual</span><span class="token punctuation">(</span><span class="token punctuation">{</span><span class="token punctuation">}</span><span class="token punctuation">)</span>
    175. 

  175.         <span class="token function">done</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    176. 

  176.       <span class="token punctuation">}</span><span class="token punctuation">,</span> <span class="token number">100</span><span class="token punctuation">)</span>
    177. 

  177.     <span class="token punctuation">}</span><span class="token punctuation">)</span>
    178. 

  178.   <span class="token punctuation">}</span><span class="token punctuation">)</span>
    179. 

  179. 

  180.   <span class="token function">test</span><span class="token punctuation">(</span><span class="token string">'should add a response interceptor that returns a promise'</span><span class="token punctuation">,</span> done <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    181. 

  181.     <span class="token keyword">let</span> response<span class="token operator">:</span> AxiosResponse
    182. 

  182.     <span class="token keyword">const</span> instance <span class="token operator">=</span> axios<span class="token punctuation">.</span><span class="token function">create</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    183. 

  183. 

  184.     instance<span class="token punctuation">.</span>interceptors<span class="token punctuation">.</span>response<span class="token punctuation">.</span><span class="token function">use</span><span class="token punctuation">(</span>data <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    185. 

  185.       <span class="token keyword">return</span> <span class="token keyword">new</span> <span class="token class-name"><span class="token builtin">Promise</span></span><span class="token punctuation">(</span>resolve <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    186. 

  186.         <span class="token comment">// do something async</span>
    187. 

  187.         <span class="token function">setTimeout</span><span class="token punctuation">(</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    188. 

  188.           data<span class="token punctuation">.</span>data <span class="token operator">=</span> <span class="token string">'you have been promised!'</span>
    189. 

  189.           <span class="token function">resolve</span><span class="token punctuation">(</span>data<span class="token punctuation">)</span>
    190. 

  190.         <span class="token punctuation">}</span><span class="token punctuation">,</span> <span class="token number">10</span><span class="token punctuation">)</span>
    191. 

  191.       <span class="token punctuation">}</span><span class="token punctuation">)</span>
    192. 

  192.     <span class="token punctuation">}</span><span class="token punctuation">)</span>
    193. 

  193. 

  194.     <span class="token function">instance</span><span class="token punctuation">(</span><span class="token string">'/foo'</span><span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">then</span><span class="token punctuation">(</span>res <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    195. 

  195.       response <span class="token operator">=</span> res
    196. 

  196.     <span class="token punctuation">}</span><span class="token punctuation">)</span>
    197. 

  197. 

  198.     <span class="token function">getAjaxRequest</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">then</span><span class="token punctuation">(</span>request <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    199. 

  199.       request<span class="token punctuation">.</span><span class="token function">respondWith</span><span class="token punctuation">(</span><span class="token punctuation">{</span>
    200. 

  200.         status<span class="token operator">:</span> <span class="token number">200</span><span class="token punctuation">,</span>
    201. 

  201.         responseText<span class="token operator">:</span> <span class="token string">'OK'</span>
    202. 

  202.       <span class="token punctuation">}</span><span class="token punctuation">)</span>
    203. 

  203. 

  204.       <span class="token function">setTimeout</span><span class="token punctuation">(</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    205. 

  205.         <span class="token function">expect</span><span class="token punctuation">(</span>response<span class="token punctuation">.</span>data<span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">toBe</span><span class="token punctuation">(</span><span class="token string">'you have been promised!'</span><span class="token punctuation">)</span>
    206. 

  206.         <span class="token function">done</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    207. 

  207.       <span class="token punctuation">}</span><span class="token punctuation">,</span> <span class="token number">100</span><span class="token punctuation">)</span>
    208. 

  208.     <span class="token punctuation">}</span><span class="token punctuation">)</span>
    209. 

  209.   <span class="token punctuation">}</span><span class="token punctuation">)</span>
    210. 

  210. 

  211.   <span class="token function">test</span><span class="token punctuation">(</span><span class="token string">'should add multiple response interceptors'</span><span class="token punctuation">,</span> done <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    212. 

  212.     <span class="token keyword">let</span> response<span class="token operator">:</span> AxiosResponse
    213. 

  213.     <span class="token keyword">const</span> instance <span class="token operator">=</span> axios<span class="token punctuation">.</span><span class="token function">create</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    214. 

  214. 

  215.     instance<span class="token punctuation">.</span>interceptors<span class="token punctuation">.</span>response<span class="token punctuation">.</span><span class="token function">use</span><span class="token punctuation">(</span>data <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    216. 

  216.       data<span class="token punctuation">.</span>data <span class="token operator">=</span> data<span class="token punctuation">.</span>data <span class="token operator">+</span> <span class="token string">'1'</span>
    217. 

  217.       <span class="token keyword">return</span> data
    218. 

  218.     <span class="token punctuation">}</span><span class="token punctuation">)</span>
    219. 

  219.     instance<span class="token punctuation">.</span>interceptors<span class="token punctuation">.</span>response<span class="token punctuation">.</span><span class="token function">use</span><span class="token punctuation">(</span>data <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    220. 

  220.       data<span class="token punctuation">.</span>data <span class="token operator">=</span> data<span class="token punctuation">.</span>data <span class="token operator">+</span> <span class="token string">'2'</span>
    221. 

  221.       <span class="token keyword">return</span> data
    222. 

  222.     <span class="token punctuation">}</span><span class="token punctuation">)</span>
    223. 

  223.     instance<span class="token punctuation">.</span>interceptors<span class="token punctuation">.</span>response<span class="token punctuation">.</span><span class="token function">use</span><span class="token punctuation">(</span>data <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    224. 

  224.       data<span class="token punctuation">.</span>data <span class="token operator">=</span> data<span class="token punctuation">.</span>data <span class="token operator">+</span> <span class="token string">'3'</span>
    225. 

  225.       <span class="token keyword">return</span> data
    226. 

  226.     <span class="token punctuation">}</span><span class="token punctuation">)</span>
    227. 

  227. 

  228.     <span class="token function">instance</span><span class="token punctuation">(</span><span class="token string">'/foo'</span><span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">then</span><span class="token punctuation">(</span>data <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    229. 

  229.       response <span class="token operator">=</span> data
    230. 

  230.     <span class="token punctuation">}</span><span class="token punctuation">)</span>
    231. 

  231. 

  232.     <span class="token function">getAjaxRequest</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">then</span><span class="token punctuation">(</span>request <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    233. 

  233.       request<span class="token punctuation">.</span><span class="token function">respondWith</span><span class="token punctuation">(</span><span class="token punctuation">{</span>
    234. 

  234.         status<span class="token operator">:</span> <span class="token number">200</span><span class="token punctuation">,</span>
    235. 

  235.         responseText<span class="token operator">:</span> <span class="token string">'OK'</span>
    236. 

  236.       <span class="token punctuation">}</span><span class="token punctuation">)</span>
    237. 

  237. 

  238.       <span class="token function">setTimeout</span><span class="token punctuation">(</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    239. 

  239.         <span class="token function">expect</span><span class="token punctuation">(</span>response<span class="token punctuation">.</span>data<span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">toBe</span><span class="token punctuation">(</span><span class="token string">'OK123'</span><span class="token punctuation">)</span>
    240. 

  240.         <span class="token function">done</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    241. 

  241.       <span class="token punctuation">}</span><span class="token punctuation">,</span> <span class="token number">100</span><span class="token punctuation">)</span>
    242. 

  242.     <span class="token punctuation">}</span><span class="token punctuation">)</span>
    243. 

  243.   <span class="token punctuation">}</span><span class="token punctuation">)</span>
    244. 

  244. 

  245.   <span class="token function">test</span><span class="token punctuation">(</span><span class="token string">'should allow removing interceptors'</span><span class="token punctuation">,</span> done <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    246. 

  246.     <span class="token keyword">let</span> response<span class="token operator">:</span> AxiosResponse
    247. 

  247.     <span class="token keyword">let</span> intercept
    248. 

  248.     <span class="token keyword">const</span> instance <span class="token operator">=</span> axios<span class="token punctuation">.</span><span class="token function">create</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    249. 

  249. 

  250.     instance<span class="token punctuation">.</span>interceptors<span class="token punctuation">.</span>response<span class="token punctuation">.</span><span class="token function">use</span><span class="token punctuation">(</span>data <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    251. 

  251.       data<span class="token punctuation">.</span>data <span class="token operator">=</span> data<span class="token punctuation">.</span>data <span class="token operator">+</span> <span class="token string">'1'</span>
    252. 

  252.       <span class="token keyword">return</span> data
    253. 

  253.     <span class="token punctuation">}</span><span class="token punctuation">)</span>
    254. 

  254.     intercept <span class="token operator">=</span> instance<span class="token punctuation">.</span>interceptors<span class="token punctuation">.</span>response<span class="token punctuation">.</span><span class="token function">use</span><span class="token punctuation">(</span>data <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    255. 

  255.       data<span class="token punctuation">.</span>data <span class="token operator">=</span> data<span class="token punctuation">.</span>data <span class="token operator">+</span> <span class="token string">'2'</span>
    256. 

  256.       <span class="token keyword">return</span> data
    257. 

  257.     <span class="token punctuation">}</span><span class="token punctuation">)</span>
    258. 

  258.     instance<span class="token punctuation">.</span>interceptors<span class="token punctuation">.</span>response<span class="token punctuation">.</span><span class="token function">use</span><span class="token punctuation">(</span>data <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    259. 

  259.       data<span class="token punctuation">.</span>data <span class="token operator">=</span> data<span class="token punctuation">.</span>data <span class="token operator">+</span> <span class="token string">'3'</span>
    260. 

  260.       <span class="token keyword">return</span> data
    261. 

  261.     <span class="token punctuation">}</span><span class="token punctuation">)</span>
    262. 

  262. 

  263.     instance<span class="token punctuation">.</span>interceptors<span class="token punctuation">.</span>response<span class="token punctuation">.</span><span class="token function">eject</span><span class="token punctuation">(</span>intercept<span class="token punctuation">)</span>
    264. 

  264.     instance<span class="token punctuation">.</span>interceptors<span class="token punctuation">.</span>response<span class="token punctuation">.</span><span class="token function">eject</span><span class="token punctuation">(</span><span class="token number">5</span><span class="token punctuation">)</span>
    265. 

  265. 

  266.     <span class="token function">instance</span><span class="token punctuation">(</span><span class="token string">'/foo'</span><span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">then</span><span class="token punctuation">(</span>data <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    267. 

  267.       response <span class="token operator">=</span> data
    268. 

  268.     <span class="token punctuation">}</span><span class="token punctuation">)</span>
    269. 

  269. 

  270.     <span class="token function">getAjaxRequest</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">then</span><span class="token punctuation">(</span>request <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    271. 

  271.       request<span class="token punctuation">.</span><span class="token function">respondWith</span><span class="token punctuation">(</span><span class="token punctuation">{</span>
    272. 

  272.         status<span class="token operator">:</span> <span class="token number">200</span><span class="token punctuation">,</span>
    273. 

  273.         responseText<span class="token operator">:</span> <span class="token string">'OK'</span>
    274. 

  274.       <span class="token punctuation">}</span><span class="token punctuation">)</span>
    275. 

  275. 

  276.       <span class="token function">setTimeout</span><span class="token punctuation">(</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    277. 

  277.         <span class="token function">expect</span><span class="token punctuation">(</span>response<span class="token punctuation">.</span>data<span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">toBe</span><span class="token punctuation">(</span><span class="token string">'OK13'</span><span class="token punctuation">)</span>
    278. 

  278.         <span class="token function">done</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    279. 

  279.       <span class="token punctuation">}</span><span class="token punctuation">,</span> <span class="token number">100</span><span class="token punctuation">)</span>
    280. 

  280.     <span class="token punctuation">}</span><span class="token punctuation">)</span>
    281. 

  281.   <span class="token punctuation">}</span><span class="token punctuation">)</span>
    282. 

  282. <span class="token punctuation">}</span><span class="token punctuation">)</span>
    283. 

  283. </code></pre> <div class="line-numbers-wrapper"><span class="line-number">1</span><br><span class="line-number">2</span><br><span class="line-number">3</span><br><span class="line-number">4</span><br><span class="line-number">5</span><br><span class="line-number">6</span><br><span class="line-number">7</span><br><span class="line-number">8</span><br><span class="line-number">9</span><br><span class="line-number">10</span><br><span class="line-number">11</span><br><span class="line-number">12</span><br><span class="line-number">13</span><br><span class="line-number">14</span><br><span class="line-number">15</span><br><span class="line-number">16</span><br><span class="line-number">17</span><br><span class="line-number">18</span><br><span class="line-number">19</span><br><span class="line-number">20</span><br><span class="line-number">21</span><br><span class="line-number">22</span><br><span class="line-number">23</span><br><span class="line-number">24</span><br><span class="line-number">25</span><br><span class="line-number">26</span><br><span class="line-number">27</span><br><span class="line-number">28</span><br><span class="line-number">29</span><br><span class="line-number">30</span><br><span class="line-number">31</span><br><span class="line-number">32</span><br><span class="line-number">33</span><br><span class="line-number">34</span><br><span class="line-number">35</span><br><span class="line-number">36</span><br><span class="line-number">37</span><br><span class="line-number">38</span><br><span class="line-number">39</span><br><span class="line-number">40</span><br><span class="line-number">41</span><br><span class="line-number">42</span><br><span class="line-number">43</span><br><span class="line-number">44</span><br><span class="line-number">45</span><br><span class="line-number">46</span><br><span class="line-number">47</span><br><span class="line-number">48</span><br><span class="line-number">49</span><br><span class="line-number">50</span><br><span class="line-number">51</span><br><span class="line-number">52</span><br><span class="line-number">53</span><br><span class="line-number">54</span><br><span class="line-number">55</span><br><span class="line-number">56</span><br><span class="line-number">57</span><br><span class="line-number">58</span><br><span class="line-number">59</span><br><span class="line-number">60</span><br><span class="line-number">61</span><br><span class="line-number">62</span><br><span class="line-number">63</span><br><span class="line-number">64</span><br><span class="line-number">65</span><br><span class="line-number">66</span><br><span class="line-number">67</span><br><span class="line-number">68</span><br><span class="line-number">69</span><br><span class="line-number">70</span><br><span class="line-number">71</span><br><span class="line-number">72</span><br><span class="line-number">73</span><br><span class="line-number">74</span><br><span class="line-number">75</span><br><span class="line-number">76</span><br><span class="line-number">77</span><br><span class="line-number">78</span><br><span class="line-number">79</span><br><span class="line-number">80</span><br><span class="line-number">81</span><br><span class="line-number">82</span><br><span class="line-number">83</span><br><span class="line-number">84</span><br><span class="line-number">85</span><br><span class="line-number">86</span><br><span class="line-number">87</span><br><span class="line-number">88</span><br><span class="line-number">89</span><br><span class="line-number">90</span><br><span class="line-number">91</span><br><span class="line-number">92</span><br><span class="line-number">93</span><br><span class="line-number">94</span><br><span class="line-number">95</span><br><span class="line-number">96</span><br><span class="line-number">97</span><br><span class="line-number">98</span><br><span class="line-number">99</span><br><span class="line-number">100</span><br><span class="line-number">101</span><br><span class="line-number">102</span><br><span class="line-number">103</span><br><span class="line-number">104</span><br><span class="line-number">105</span><br><span class="line-number">106</span><br><span class="line-number">107</span><br><span class="line-number">108</span><br><span class="line-number">109</span><br><span class="line-number">110</span><br><span class="line-number">111</span><br><span class="line-number">112</span><br><span class="line-number">113</span><br><span class="line-number">114</span><br><span class="line-number">115</span><br><span class="line-number">116</span><br><span class="line-number">117</span><br><span class="line-number">118</span><br><span class="line-number">119</span><br><span class="line-number">120</span><br><span class="line-number">121</span><br><span class="line-number">122</span><br><span class="line-number">123</span><br><span class="line-number">124</span><br><span class="line-number">125</span><br><span class="line-number">126</span><br><span class="line-number">127</span><br><span class="line-number">128</span><br><span class="line-number">129</span><br><span class="line-number">130</span><br><span class="line-number">131</span><br><span class="line-number">132</span><br><span class="line-number">133</span><br><span class="line-number">134</span><br><span class="line-number">135</span><br><span class="line-number">136</span><br><span class="line-number">137</span><br><span class="line-number">138</span><br><span class="line-number">139</span><br><span class="line-number">140</span><br><span class="line-number">141</span><br><span class="line-number">142</span><br><span class="line-number">143</span><br><span class="line-number">144</span><br><span class="line-number">145</span><br><span class="line-number">146</span><br><span class="line-number">147</span><br><span class="line-number">148</span><br><span class="line-number">149</span><br><span class="line-number">150</span><br><span class="line-number">151</span><br><span class="line-number">152</span><br><span class="line-number">153</span><br><span class="line-number">154</span><br><span class="line-number">155</span><br><span class="line-number">156</span><br><span class="line-number">157</span><br><span class="line-number">158</span><br><span class="line-number">159</span><br><span class="line-number">160</span><br><span class="line-number">161</span><br><span class="line-number">162</span><br><span class="line-number">163</span><br><span class="line-number">164</span><br><span class="line-number">165</span><br><span class="line-number">166</span><br><span class="line-number">167</span><br><span class="line-number">168</span><br><span class="line-number">169</span><br><span class="line-number">170</span><br><span class="line-number">171</span><br><span class="line-number">172</span><br><span class="line-number">173</span><br><span class="line-number">174</span><br><span class="line-number">175</span><br><span class="line-number">176</span><br><span class="line-number">177</span><br><span class="line-number">178</span><br><span class="line-number">179</span><br><span class="line-number">180</span><br><span class="line-number">181</span><br><span class="line-number">182</span><br><span class="line-number">183</span><br><span class="line-number">184</span><br><span class="line-number">185</span><br><span class="line-number">186</span><br><span class="line-number">187</span><br><span class="line-number">188</span><br><span class="line-number">189</span><br><span class="line-number">190</span><br><span class="line-number">191</span><br><span class="line-number">192</span><br><span class="line-number">193</span><br><span class="line-number">194</span><br><span class="line-number">195</span><br><span class="line-number">196</span><br><span class="line-number">197</span><br><span class="line-number">198</span><br><span class="line-number">199</span><br><span class="line-number">200</span><br><span class="line-number">201</span><br><span class="line-number">202</span><br><span class="line-number">203</span><br><span class="line-number">204</span><br><span class="line-number">205</span><br><span class="line-number">206</span><br><span class="line-number">207</span><br><span class="line-number">208</span><br><span class="line-number">209</span><br><span class="line-number">210</span><br><span class="line-number">211</span><br><span class="line-number">212</span><br><span class="line-number">213</span><br><span class="line-number">214</span><br><span class="line-number">215</span><br><span class="line-number">216</span><br><span class="line-number">217</span><br><span class="line-number">218</span><br><span class="line-number">219</span><br><span class="line-number">220</span><br><span class="line-number">221</span><br><span class="line-number">222</span><br><span class="line-number">223</span><br><span class="line-number">224</span><br><span class="line-number">225</span><br><span class="line-number">226</span><br><span class="line-number">227</span><br><span class="line-number">228</span><br><span class="line-number">229</span><br><span class="line-number">230</span><br><span class="line-number">231</span><br><span class="line-number">232</span><br><span class="line-number">233</span><br><span class="line-number">234</span><br><span class="line-number">235</span><br><span class="line-number">236</span><br><span class="line-number">237</span><br><span class="line-number">238</span><br><span class="line-number">239</span><br><span class="line-number">240</span><br><span class="line-number">241</span><br><span class="line-number">242</span><br><span class="line-number">243</span><br><span class="line-number">244</span><br><span class="line-number">245</span><br><span class="line-number">246</span><br><span class="line-number">247</span><br><span class="line-number">248</span><br><span class="line-number">249</span><br><span class="line-number">250</span><br><span class="line-number">251</span><br><span class="line-number">252</span><br><span class="line-number">253</span><br><span class="line-number">254</span><br><span class="line-number">255</span><br><span class="line-number">256</span><br><span class="line-number">257</span><br><span class="line-number">258</span><br></div></div><p>运行测试后我们发现在测试用例 <code>should add a request interceptor that returns a new config object</code> 报错了，是代码运行的报错，而不是测试期望结果的报错，顺着报错信息，我们可以找到报错原因。</p> <p>在 <code>core/xhr.ts</code> 中，执行到 <code>processHeaders</code> 中的 <code>Object.keys(headers).forEach</code> 代码报错，因为我们在拦截器对请求配置做了修改，导致 <code>headers</code> 为空，所以报错。</p> <p>于是我们在解构赋值 <code>headers</code> 的时候，给它添加默认值即可。</p> <div class="language-typescript line-numbers-mode"><pre class="language-typescript"><code><span class="token keyword">const</span> <span class="token punctuation">{</span>
    284. 

  284.   <span class="token comment">// ...</span>
    285. 

  285.   headers <span class="token operator">=</span> <span class="token punctuation">{</span><span class="token punctuation">}</span>
    286. 

  286. <span class="token punctuation">}</span> <span class="token operator">=</span> config
    287. 

  287. </code></pre> <div class="line-numbers-wrapper"><span class="line-number">1</span><br><span class="line-number">2</span><br><span class="line-number">3</span><br><span class="line-number">4</span><br></div></div><p>再次运行测试，发现全部测试通过。</p> <p>至此，我们完成了 <code>ts-axios</code> 库对拦截器模块的单元测试，下节课我们来测试 <code>mergeConfig</code> 模块的业务逻辑。</p></div></div>  <div class="page-edit"><div class="edit-link"><a href="https://github.com/heBody/blog/edit/master/docs/《TypeScript 从零实现 axios》/11.ts-axios 单元测试/07.拦截器模块单元测试.md" target="_blank" rel="noopener noreferrer">编辑</a> <span><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg> <span class="sr-only">(opens new window)</span></span></div> <div class="tags"><a href="/blog/tags/?tag=TypeScript" title="标签">#TypeScript</a></div> <div class="last-updated"><span class="prefix">上次更新:</span> <span class="time">2022/12/14, 19:36:42</span></div></div> <div class="page-nav-wapper"><div class="page-nav-centre-wrap"><a href="/blog/pages/2eac7a0a0d644c15/" class="page-nav-centre page-nav-centre-prev"><div class="tooltip">Axios 实例模块单元测试</div></a> <a href="/blog/pages/cdf59840306f9e81/" class="page-nav-centre page-nav-centre-next"><div class="tooltip">mergeConfig 模块单元测试</div></a></div> <div class="page-nav"><p class="inner"><span class="prev">
    288. 

  288.         ←
    289. 

  289.         <a href="/blog/pages/2eac7a0a0d644c15/" class="prev">Axios 实例模块单元测试</a></span> <span class="next"><a href="/blog/pages/cdf59840306f9e81/">mergeConfig 模块单元测试</a>→
    290. 

  290.       </span></p></div></div></div> <div class="article-list"><div class="article-title"><a href="/blog/archives/" class="iconfont icon-bi">最近更新</a></div> <div class="article-wrapper"><dl><dd>01</dd> <dt><a href="/blog/pages/922650/"><div>
    291. 

  291.             Git修改分支名
    292. 

  292.             <!----></div></a> <span class="date">08-11</span></dt></dl><dl><dd>02</dd> <dt><a href="/blog/pages/55f894/"><div>
    293. 

  293.             CSS给table的tbody添加滚动条
    294. 

  294.             <!----></div></a> <span class="date">06-29</span></dt></dl><dl><dd>03</dd> <dt><a href="/blog/pages/829589/"><div>
    295. 

  295.             我做了一个手写春联小网页，祝大家虎年暴富
    296. 

  296.             <span class="title-tag">
    297. 

  297.               原创
    298. 

  298.             </span></div></a> <span class="date">01-28</span></dt></dl> <dl><dd></dd> <dt><a href="/blog/archives/" class="more">更多文章&gt;</a></dt></dl></div></div></main></div> <div class="footer"><div class="icons"><a href="mailto:30363811@qq.com" title="发邮件" target="_blank" class="iconfont icon-youjian"></a><a href="https://github.com/heBody" title="GitHub" target="_blank" class="iconfont icon-github"></a></div> 
    299. 

  299.     Copyright © 2016-2022
    300. 

  300.     <span>Hesb | <a href="https://github.com/heBody/blob" target="_blank">MIT License</a></span></div> <div class="buttons"><div title="返回顶部" class="button blur go-to-top iconfont icon-fanhuidingbu" style="display:none;"></div> <div title="去评论" class="button blur go-to-comment iconfont icon-pinglun" style="display:none;"></div> <div title="主题模式" class="button blur theme-mode-but iconfont icon-zhuti"><ul class="select-box" style="display:none;"><li class="iconfont icon-zidong">
    301. 

  301.           跟随系统
    302. 

  302.         </li><li class="iconfont icon-rijianmoshi">
    303. 

  303.           浅色模式
    304. 

  304.         </li><li class="iconfont icon-yejianmoshi">
    305. 

  305.           深色模式
    306. 

  306.         </li><li class="iconfont icon-yuedu">
    307. 

  307.           阅读模式
    308. 

  308.         </li></ul></div></div> <!----> <!----> <!----></div><div class="global-ui"><div></div></div></div>
    309. 

  309.     <script src="/blog/assets/js/app.90754bd5.js" defer></script><script src="/blog/assets/js/2.106f41fb.js" defer></script><script src="/blog/assets/js/3.6748bd5c.js" defer></script><script src="/blog/assets/js/205.432c3d8d.js" defer></script>
    310. 

  310.   </body>
    311. 

  311. </html>
    312.