{"id":39225,"date":"2022-12-26T04:04:11","date_gmt":"2023-07-27T11:20:53","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bfangular-8%e5%90%af%e7%94%a8jest%e6%b5%8b%e8%af%95%e6%a1%86%e6%9e%b6\/"},"modified":"2024-04-29T06:59:31","modified_gmt":"2024-04-28T22:59:31","slug":"%e4%bd%bfangular-8%e5%90%af%e7%94%a8jest%e6%b5%8b%e8%af%95%e6%a1%86%e6%9e%b6","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bfangular-8%e5%90%af%e7%94%a8jest%e6%b5%8b%e8%af%95%e6%a1%86%e6%9e%b6\/","title":{"rendered":"\u4f7fAngular 8\u542f\u7528jest\u6d4b\u8bd5\u6846\u67b6"},"content":{"rendered":"<h1>\u4f7fAngular8\u80fd\u591f\u4f7f\u7528jest<\/h1>\n<p>\u5c3d\u7ba1\u6709\u4e00\u4e9b\u5173\u4e8e\u5982\u4f55\u5728Angular 8\u4e2d\u4f7f\u7528Jest\u7684\u6587\u7ae0\uff0c\u4f46\u6211\u5e76\u4e0d\u80fd\u6210\u529f\u4f7f\u7528\u5b83\uff0c\u6240\u4ee5\u6211\u8fdb\u884c\u4e86\u8c03\u67e5\u3002<\/p>\n<p>\u65e0\u6cd5\u89e3\u6790Tc1Component\u7684\u6240\u6709\u53c2\u6570: (?). \u53d1\u751f\u4e86\u8fd9\u4e2a\u9519\u8bef\u3002<br \/>\n\u8fd9\u5b9e\u9645\u4e0a\u662f\u4e00\u4e2a\u5728Testbed\u4e2d\uff0c\u65e0\u6cd5\u89e3\u51b3\u7ec4\u4ef6\u6ce8\u5165\u5e76\u4e14\u65e0\u6cd5\u521b\u5efa\u5b9e\u4f8b\u4ece\u800c\u5bfc\u81f4\u5931\u8d25\u7684\u95ee\u9898\u3002<\/p>\n<h2>\u6837\u672c\u9879\u76ee<\/h2>\n<p>Github\uff1aAngular8-Jest<\/p>\n<h2>\u6784\u5efa\u73af\u5883<\/h2>\n<h3>\u521b\u5efaAngular\u9879\u76ee<\/h3>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d393c37434c4406c791ad\/7-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2019-11-29 23.12.45.png\" \/><\/div>\n<p>\u4e3a\u4e86\u4f7f\u8fd9\u4e2a\u793a\u4f8b\u9879\u76ee\u66f4\u6613\u4e8e\u4f7f\u7528\uff0c\u6211\u4eec\u5c06\u5220\u9664\u4ee5\u4e0b\u5185\u5bb9\uff1a<br \/>\n1. src\/<br \/>\n2. e2e\/<br \/>\n3. tsconfig.app.json<br \/>\n4. tsconfig.spec.json<br \/>\n5. karma.conf.js<\/p>\n<p>\u5220\u9664 .\/e2e\/ .\/src\/ .\/tsconfig.app.json .\/tsconfig.spec.json karma.conf.js<\/p>\n<p>\u8fd9\u91cc\uff0c\u6211\u4eec\u5df2\u7ecf\u4eceAngular.json\u4e2d\u5220\u9664\u4e86\u9879\u76ee\u4fe1\u606f\u3002\u4f46\u662f\uff0cng g application\u547d\u4ee4\u81f3\u5c11\u9700\u8981\u4e00\u4e2a\u9879\u76ee\u5728Angular.json\u4e2d\u6ce8\u518c\uff0c\u624d\u80fd\u6267\u884c\u3002\u6240\u4ee5\u6211\u4eec\u5148\u521b\u5efa\u4e00\u4e2a\u9879\u76ee\u3002\u8fd9\u6b21\u6211\u4eec\u60f3\u8981\u5c06\u5176\u547d\u540d\u4e3apj1\uff0c\u6240\u4ee5\u8f93\u5165ng g application pj1\u3002<\/p>\n<p>\u6211\u521b\u5efa\u4e86pj1\u9879\u76ee\uff0c\u6240\u4ee5\u8981\u5220\u9664angular.json\u4e2d\u6ce8\u518c\u7684TestProject\u3002<\/p>\n<p>Angular 8\u7684\u521d\u59cb\u9879\u76ee\u5df2\u521b\u5efa\u5b8c\u6210\u3002<\/p>\n<h3>\u4e3a\u8fdb\u884c\u9a8c\u8bc1\uff0c\u6dfb\u52a0\u7ec4\u4ef6\u548c\u670d\u52a1\u3002<\/h3>\n<p>\u4f7f\u7528ng g component tc1\u548cng g service ts1\u8fdb\u884c\u521b\u5efa\u3002<br \/>\n\u6b64\u5916\uff0c\u4e3a\u4e86\u5728\u5f15\u5165jest\u540e\u80fd\u591f\u907f\u514d\u51fa\u73b0\u4e0a\u8ff0\u7684&#8221;\u65e0\u6cd5\u89e3\u6790Tc1Component\u7684\u6240\u6709\u53c2\u6570: (?)&#8221;\u9519\u8bef\uff0c\u9700\u8981\u5728tc1.component.ts\u6587\u4ef6\u4e2d\u8fdb\u884c\u4ee5\u4e0b\u914d\u7f6e\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">import<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">Component<\/span><span class=\"p\">,<\/span> <span class=\"nx\">OnInit<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">@angular\/core<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">Ts1Service<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">..\/ts1.service<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"p\">@<\/span><span class=\"nd\">Component<\/span><span class=\"p\">({<\/span>\r\n  <span class=\"na\">selector<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">app-tc1<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"na\">templateUrl<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">.\/tc1.component.html<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"na\">styleUrls<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span><span class=\"dl\">'<\/span><span class=\"s1\">.\/tc1.component.css<\/span><span class=\"dl\">'<\/span><span class=\"p\">]<\/span>\r\n<span class=\"p\">})<\/span>\r\n<span class=\"k\">export<\/span> <span class=\"kd\">class<\/span> <span class=\"nx\">Tc1Component<\/span> <span class=\"k\">implements<\/span> <span class=\"nx\">OnInit<\/span> <span class=\"p\">{<\/span>\r\n\r\n  <span class=\"kd\">constructor<\/span><span class=\"p\">(<\/span><span class=\"k\">private<\/span> <span class=\"nx\">ts1<\/span><span class=\"p\">:<\/span> <span class=\"nx\">Ts1Service<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span> <span class=\"p\">}<\/span>\r\n\r\n  <span class=\"nx\">ngOnInit<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"p\">}<\/span>\r\n\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u786e\u8ba4\u53ef\u4ee5\u901a\u8fc7ng test\u8fdb\u884c\u6b63\u786e\u7684\u6d4b\u8bd5\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d393c37434c4406c791ad\/17-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2019-11-30 00.05.27.png\" \/><\/div>\n<h3>\u5c06\u5355\u5143\u6d4b\u8bd5\u6846\u67b6\u4eceJasmine\u66f4\u6539\u4e3aJest\u3002<\/h3>\n<p>\u5220\u9664\u4e0d\u5fc5\u8981\u7684\u5e93\u548c\u7528\u4e8ekarma\u7684\u6587\u4ef6\u3002<br \/>\nnpm r @types\/jasmine @types\/jasminewd2 jasmine-core jasmine-spec-reporter karma karma-chrome-launcher karma-coverage-istanbul-reporter karma-jasmine karma-jasmine-html-reporter<br \/>\nrm -f .\/projects\/pj1\/karma.conf.js .\/projects\/pj1\/src\/test.ts<\/p>\n<p>\u5b89\u88c5Jest\u76f8\u5173\u5e93<br \/>\nnpm i -D jest @types\/jest @angular-builders\/jest<\/p>\n<p>2019\/11\/30 \u8865\u5145\uff1a<br \/>\n\u786e\u8ba4\u8fd9\u4e9b\u8bbe\u7f6e\u53ea\u80fd\u57287.1.1\u7248\u672c\u7684jest-preset-angular\u4e0b\u5de5\u4f5c\u3002<br \/>\n\u8bf7\u540c\u65f6\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<br \/>\nnpm i -D jest-preset-angular@7.1.1<\/p>\n<p>\u4fee\u6539Typescript\u6587\u4ef6\u3002<\/p>\n<p>\u5728tsconfig.json\u7684compilerOptions\u4e2d\u6dfb\u52a0&#8221;esModuleInterop&#8221;: true\u548c&#8221;emitDecoratorMetadata&#8221;: true\u3002<\/p>\n<p>\u987a\u4fbf\u8bf4\u4e00\u4e0b\uff0c\u7531\u4e8e\u6211\u6ca1\u6709\u8bbe\u7f6e&#8221;emitDecoratorMetadata&#8221;: true\uff0c\u6240\u4ee5\u51fa\u73b0\u4e86\u65e0\u6cd5\u89e3\u6790Tc1Component\u7684\u6240\u6709\u53c2\u6570\u7684\u9519\u8bef\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"p\">{<\/span>\r\n  <span class=\"nl\">\"compileOnSave\"<\/span><span class=\"p\">:<\/span> <span class=\"kc\">false<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"nl\">\"compilerOptions\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"nl\">\"baseUrl\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\".\/\"<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nl\">\"outDir\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\".\/dist\/out-tsc\"<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nl\">\"sourceMap\"<\/span><span class=\"p\">:<\/span> <span class=\"kc\">true<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nl\">\"declaration\"<\/span><span class=\"p\">:<\/span> <span class=\"kc\">false<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nl\">\"downlevelIteration\"<\/span><span class=\"p\">:<\/span> <span class=\"kc\">true<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nl\">\"experimentalDecorators\"<\/span><span class=\"p\">:<\/span> <span class=\"kc\">true<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nl\">\"module\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"esnext\"<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nl\">\"moduleResolution\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"node\"<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nl\">\"importHelpers\"<\/span><span class=\"p\">:<\/span> <span class=\"kc\">true<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nl\">\"target\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"es2015\"<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nl\">\"typeRoots\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span>\r\n      <span class=\"s2\">\"node_modules\/@types\"<\/span>\r\n    <span class=\"p\">],<\/span>\r\n    <span class=\"nl\">\"lib\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span>\r\n      <span class=\"s2\">\"es2018\"<\/span><span class=\"p\">,<\/span>\r\n      <span class=\"s2\">\"dom\"<\/span>\r\n    <span class=\"p\">],<\/span>\r\n    <span class=\"nl\">\"esModuleInterop\"<\/span><span class=\"p\">:<\/span> <span class=\"kc\">true<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nl\">\"emitDecoratorMetadata\"<\/span><span class=\"p\">:<\/span> <span class=\"kc\">true<\/span>\r\n  <span class=\"p\">},<\/span>\r\n  <span class=\"nl\">\"angularCompilerOptions\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"nl\">\"fullTemplateTypeCheck\"<\/span><span class=\"p\">:<\/span> <span class=\"kc\">true<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nl\">\"strictInjectionParameters\"<\/span><span class=\"p\">:<\/span> <span class=\"kc\">true<\/span>\r\n  <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>tsconfig.app.json\u548ctsconfig.spec.json\u9700\u8981\u505a\u51fa\u4ee5\u4e0b\u4fee\u6539\uff1a\u4eceexclude\u4e2d\u5220\u9664 &#8220;src\/test.ts&#8221;\u3002\u8fd8\u9700\u8981\u5c06tsconfig.spec.json\u4e2d\u7684types\u4ecejasmine\u66f4\u6539\u4e3ajest\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"p\">{<\/span>\r\n  <span class=\"nl\">\"extends\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"..\/..\/tsconfig.json\"<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"nl\">\"compilerOptions\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"nl\">\"outDir\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"..\/..\/out-tsc\/app\"<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nl\">\"types\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">[]<\/span>\r\n  <span class=\"p\">},<\/span>\r\n  <span class=\"nl\">\"files\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span>\r\n    <span class=\"s2\">\"src\/main.ts\"<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s2\">\"src\/polyfills.ts\"<\/span>\r\n  <span class=\"p\">],<\/span>\r\n  <span class=\"nl\">\"include\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span>\r\n    <span class=\"s2\">\"src\/**\/*.ts\"<\/span>\r\n  <span class=\"p\">],<\/span>\r\n  <span class=\"nl\">\"exclude\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span>\r\n    <span class=\"s2\">\"src\/**\/*.spec.ts\"<\/span>\r\n  <span class=\"p\">]<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"p\">{<\/span>\r\n  <span class=\"nl\">\"extends\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"..\/..\/tsconfig.json\"<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"nl\">\"compilerOptions\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"nl\">\"outDir\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"..\/..\/out-tsc\/spec\"<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nl\">\"types\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span>\r\n      <span class=\"s2\">\"jest\"<\/span><span class=\"p\">,<\/span>\r\n      <span class=\"s2\">\"node\"<\/span>\r\n    <span class=\"p\">]<\/span>\r\n  <span class=\"p\">},<\/span>\r\n  <span class=\"nl\">\"files\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span>\r\n    <span class=\"s2\">\"src\/polyfills.ts\"<\/span>\r\n  <span class=\"p\">],<\/span>\r\n  <span class=\"nl\">\"include\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span>\r\n    <span class=\"s2\">\"src\/**\/*.spec.ts\"<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s2\">\"src\/**\/*.d.ts\"<\/span>\r\n  <span class=\"p\">]<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u8fdb\u884cjest\u7684\u8bbe\u7f6e<\/p>\n<p>\u521b\u5efajest\u7684\u914d\u7f6e\u6587\u4ef6<\/p>\n<pre class=\"post-pre\"><code><span class=\"nx\">module<\/span><span class=\"p\">.<\/span><span class=\"nx\">exports<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"na\">globals<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"dl\">'<\/span><span class=\"s1\">ts-jest<\/span><span class=\"dl\">'<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n      <span class=\"na\">tsConfig<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">&lt;rootDir&gt;\/projects\/pj1\/tsconfig.spec.json<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span>\r\n      <span class=\"na\">stringifyContentPathRegex<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"se\">\\\\<\/span><span class=\"s1\">.html$<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span>\r\n      <span class=\"na\">astTransformers<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span>\r\n        <span class=\"dl\">'<\/span><span class=\"s1\">jest-preset-angular\/InlineHtmlStripStylesTransformer<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span>\r\n      <span class=\"p\">],<\/span>\r\n    <span class=\"p\">},<\/span>\r\n  <span class=\"p\">},<\/span>\r\n  <span class=\"na\">testMatch<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span><span class=\"dl\">'<\/span><span class=\"s1\">**\/*.spec.ts<\/span><span class=\"dl\">'<\/span><span class=\"p\">],<\/span>\r\n  <span class=\"na\">transform<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"dl\">'<\/span><span class=\"s1\">^.+<\/span><span class=\"se\">\\\\<\/span><span class=\"s1\">.ts$<\/span><span class=\"dl\">'<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">ts-jest<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"p\">},<\/span>\r\n  <span class=\"na\">testEnvironment<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">jest-environment-jsdom-thirteen<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"na\">moduleFileExtensions<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span><span class=\"dl\">'<\/span><span class=\"s1\">ts<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">html<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">js<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">json<\/span><span class=\"dl\">'<\/span><span class=\"p\">],<\/span>\r\n  <span class=\"na\">moduleNameMapper<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"dl\">'<\/span><span class=\"s1\">^src\/(.*)$<\/span><span class=\"dl\">'<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">&lt;rootDir&gt;\/src\/$1<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"dl\">'<\/span><span class=\"s1\">^app\/(.*)$<\/span><span class=\"dl\">'<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">&lt;rootDir&gt;\/src\/app\/$1<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"dl\">'<\/span><span class=\"s1\">^assets\/(.*)$<\/span><span class=\"dl\">'<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">&lt;rootDir&gt;\/src\/assets\/$1<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"dl\">'<\/span><span class=\"s1\">^environments\/(.*)$<\/span><span class=\"dl\">'<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">&lt;rootDir&gt;\/src\/environments\/$1<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"p\">},<\/span>\r\n  <span class=\"na\">transformIgnorePatterns<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span><span class=\"dl\">'<\/span><span class=\"s1\">node_modules\/.*<\/span><span class=\"dl\">'<\/span><span class=\"p\">],<\/span>\r\n  <span class=\"na\">snapshotSerializers<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span>\r\n    <span class=\"dl\">'<\/span><span class=\"s1\">jest-preset-angular\/AngularSnapshotSerializer.js<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"dl\">'<\/span><span class=\"s1\">jest-preset-angular\/HTMLCommentSerializer.js<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"p\">],<\/span>\r\n<span class=\"p\">};<\/span>\r\n<\/code><\/pre>\n<p>\u8bf7\u6839\u636e\u60a8\u521b\u5efa\u7684\u9879\u76ee\u8def\u5f84\u9002\u5f53\u8c03\u6574\u4ee5\u4e0b\u5185\u5bb9\uff0c\u53ea\u5305\u542b\u5e26\u6709\u9879\u76ee\u76ee\u5f55\u4fe1\u606f\u7684\u90e8\u5206\uff1a<br \/>\ntsConfig: &#8216;\/projects\/pj1\/tsconfig.spec.json&#8217;<\/p>\n<p>\u8bbe\u5b9aAngular\u7684\u8bbe\u7f6e\u3002<\/p>\n<p>\u7531\u4e8e\u76ee\u524d\u7684\u60c5\u51b5\u4e0b\u65e0\u6cd5\u8fdb\u884cng test\u8fdb\u884c\u5355\u5143\u6d4b\u8bd5\uff0c\u56e0\u6b64\u9700\u8981\u5728angular.json\u4e2d\u8fdb\u884c\u914d\u7f6e\u3002<br \/>\n\u203b\u8fd9\u91cc\u53ea\u663e\u793a\u4e86\u5fc5\u8981\u7684\u90e8\u5206\uff0c\u8bf7\u53ea\u4fee\u6539\u76f8\u5173\u90e8\u5206\u3002<\/p>\n<p>\u4ee5\u4e0b\u7684\u6570\u636e\u5c06\u7528\u4e8eng test\u65f6\u7684\u914d\u7f6e\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"p\">{<\/span>\r\n  <span class=\"nl\">\"projects\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"nl\">\"pj1\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n      <span class=\"nl\">\"architect\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"nl\">\"test\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n          <span class=\"nl\">\"builder\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"@angular-devkit\/build-angular:karma\"<\/span><span class=\"p\">,<\/span>\r\n          <span class=\"nl\">\"options\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"nl\">\"main\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"projects\/pj1\/src\/test.ts\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"nl\">\"polyfills\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"projects\/pj1\/src\/polyfills.ts\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"nl\">\"tsConfig\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"projects\/pj1\/tsconfig.spec.json\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"nl\">\"karmaConfig\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"projects\/pj1\/karma.conf.js\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"nl\">\"assets\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span>\r\n              <span class=\"s2\">\"projects\/pj1\/src\/favicon.ico\"<\/span><span class=\"p\">,<\/span>\r\n              <span class=\"s2\">\"projects\/pj1\/src\/assets\"<\/span>\r\n            <span class=\"p\">],<\/span>\r\n            <span class=\"nl\">\"styles\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span>\r\n              <span class=\"s2\">\"projects\/pj1\/src\/styles.scss\"<\/span>\r\n            <span class=\"p\">],<\/span>\r\n            <span class=\"nl\">\"scripts\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">[]<\/span>\r\n          <span class=\"p\">}<\/span>\r\n        <span class=\"p\">}<\/span>\r\n      <span class=\"p\">}<\/span>\r\n    <span class=\"p\">}<\/span>\r\n  <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u8bf7\u6309\u4ee5\u4e0b\u65b9\u5f0f\u8fdb\u884c\u4fee\u6539\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"p\">{<\/span>\r\n  <span class=\"nl\">\"projects\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"nl\">\"pj1\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n      <span class=\"nl\">\"architect\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"nl\">\"test\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n          <span class=\"nl\">\"builder\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"@angular-builders\/jest:run\"<\/span>\r\n        <span class=\"p\">}<\/span>\r\n      <span class=\"p\">}<\/span>\r\n    <span class=\"p\">}<\/span>\r\n  <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<h3>\u6211\u8bd5\u7740\u8fd0\u884c\u4e86ng test\u6765\u8fdb\u884c\u5355\u5143\u6d4b\u8bd5\u3002<\/h3>\n<p>\u9996\u5148\uff0c\u8ba9\u6211\u4eec\u786e\u8ba4\u5b9e\u9645\u6d4b\u8bd5\u662f\u5426\u8fd0\u884c\u6b63\u5e38\u3002<br \/>\n\u5982\u679c\u6709\u4ee5\u4e0b\u4e94\u4e2a\u6d4b\u8bd5\u901a\u8fc7\uff0c\u5c31\u8868\u793a\u6210\u529f\u4e86\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d393c37434c4406c791ad\/41-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2019-11-30 00.09.33.png\" \/><\/div>\n<h2>\u7ed9\u4e00\u4e2a\u989d\u5916\u7684\u4e1c\u897f<\/h2>\n<p>\u8ba9\u6211\u4eec\u8bd5\u7740\u5f15\u53d1\u4e00\u4e2a\u201c\u65e0\u6cd5\u89e3\u6790Tc1Component\u7684\u6240\u6709\u53c2\u6570\uff1a\uff08\uff1f\uff09\u201d \u7684\u9519\u8bef\u3002<br \/>\n\u8bf7\u4ecetsconfig.json\u4e2d\u5220\u9664&#8221;emitDecoratorMetadata&#8221;: true\u7684\u8bbe\u7f6e\uff0c\u5e76\u5c1d\u8bd5\u8fd0\u884cng test\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"p\">{<\/span>\r\n  <span class=\"nl\">\"compileOnSave\"<\/span><span class=\"p\">:<\/span> <span class=\"kc\">false<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"nl\">\"compilerOptions\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"nl\">\"baseUrl\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\".\/\"<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nl\">\"outDir\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\".\/dist\/out-tsc\"<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nl\">\"sourceMap\"<\/span><span class=\"p\">:<\/span> <span class=\"kc\">true<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nl\">\"declaration\"<\/span><span class=\"p\">:<\/span> <span class=\"kc\">false<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nl\">\"downlevelIteration\"<\/span><span class=\"p\">:<\/span> <span class=\"kc\">true<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nl\">\"experimentalDecorators\"<\/span><span class=\"p\">:<\/span> <span class=\"kc\">true<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nl\">\"module\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"esnext\"<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nl\">\"moduleResolution\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"node\"<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nl\">\"importHelpers\"<\/span><span class=\"p\">:<\/span> <span class=\"kc\">true<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nl\">\"target\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"es2015\"<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nl\">\"typeRoots\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span>\r\n      <span class=\"s2\">\"node_modules\/@types\"<\/span>\r\n    <span class=\"p\">],<\/span>\r\n    <span class=\"nl\">\"lib\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span>\r\n      <span class=\"s2\">\"es2018\"<\/span><span class=\"p\">,<\/span>\r\n      <span class=\"s2\">\"dom\"<\/span>\r\n    <span class=\"p\">],<\/span>\r\n    <span class=\"nl\">\"esModuleInterop\"<\/span><span class=\"p\">:<\/span> <span class=\"kc\">true<\/span>\r\n  <span class=\"p\">},<\/span>\r\n  <span class=\"nl\">\"angularCompilerOptions\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"nl\">\"fullTemplateTypeCheck\"<\/span><span class=\"p\">:<\/span> <span class=\"kc\">true<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nl\">\"strictInjectionParameters\"<\/span><span class=\"p\">:<\/span> <span class=\"kc\">true<\/span>\r\n  <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d393c37434c4406c791ad\/45-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2019-11-30 00.13.54.png\" \/><\/div>\n<h2>\u6700\u540e<\/h2>\n<p>\u5728\u6211\u6ce8\u610f\u5230tsconfig\u7684\u8bbe\u7f6e\u4e0d\u6b63\u786e\u4e4b\u524d\uff0c\u6211\u82b1\u4e86\u4e24\u4e2a\u5c0f\u65f6\u7684\u65f6\u95f4\u3002\u6211\u5e0c\u671b\u901a\u8fc7\u8fd9\u7bc7\u6587\u7ae0\uff0c\u80fd\u591f\u5c3d\u91cf\u51cf\u5c11\u5927\u5bb6\u7684\u65f6\u95f4\u3002<\/p>\n<p>\u90a3\u4e48\uff0c\u795d\u60a8\u6709\u4e00\u4e2a\u6109\u5feb\u7684\u751f\u6d3b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f7fAngular8\u80fd\u591f\u4f7f\u7528jest \u5c3d\u7ba1\u6709\u4e00\u4e9b\u5173\u4e8e\u5982\u4f55\u5728Angular 8\u4e2d\u4f7f\u7528Jest\u7684\u6587\u7ae0\uff0c\u4f46\u6211\u5e76\u4e0d\u80fd\u6210\u529f [&hellip;]<\/p>\n","protected":false},"author":11,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-39225","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u4f7fAngular 8\u542f\u7528jest\u6d4b\u8bd5\u6846\u67b6 - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u4f7fangular-8\u542f\u7528jest\u6d4b\u8bd5\u6846\u67b6\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u4f7fAngular 8\u542f\u7528jest\u6d4b\u8bd5\u6846\u67b6\" \/>\n<meta property=\"og:description\" content=\"\u4f7fAngular8\u80fd\u591f\u4f7f\u7528jest \u5c3d\u7ba1\u6709\u4e00\u4e9b\u5173\u4e8e\u5982\u4f55\u5728Angular 8\u4e2d\u4f7f\u7528Jest\u7684\u6587\u7ae0\uff0c\u4f46\u6211\u5e76\u4e0d\u80fd\u6210\u529f [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u4f7fangular-8\u542f\u7528jest\u6d4b\u8bd5\u6846\u67b6\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-27T11:20:53+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-04-28T22:59:31+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d393c37434c4406c791ad\/7-0.png\" \/>\n<meta name=\"author\" content=\"\u65b0, \u97f5\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"\u65b0, \u97f5\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bfangular-8%e5%90%af%e7%94%a8jest%e6%b5%8b%e8%af%95%e6%a1%86%e6%9e%b6\/\",\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bfangular-8%e5%90%af%e7%94%a8jest%e6%b5%8b%e8%af%95%e6%a1%86%e6%9e%b6\/\",\"name\":\"\u4f7fAngular 8\u542f\u7528jest\u6d4b\u8bd5\u6846\u67b6 - Blog - Silicon 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