{"id":23195,"date":"2023-09-26T08:58:03","date_gmt":"2023-09-25T23:58:03","guid":{"rendered":"http:\/\/www.code-magagine.com\/?p=23195"},"modified":"2023-09-26T22:43:17","modified_gmt":"2023-09-26T13:43:17","slug":"%e3%80%90react%e3%80%91vite%e3%81%a7jest%e3%82%92%e5%b0%8e%e5%85%a5%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"http:\/\/www.code-magagine.com\/?p=23195","title":{"rendered":"\u3010React\u3011vite\u3067jest\u3092\u5c0e\u5165\u3059\u308b\u65b9\u6cd5"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u6628\u4eca\u306ftypescript\u3092\u4f7f\u3046\u306e\u304c\u5f53\u305f\u308a\u524d\u3067\u3059\u306e\u3067ts\u306b\u5bfe\u5fdc\u3057\u305fjest\u3092\u5c0e\u5165<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>npm i -D jest @types\/jest ts-jest<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u8ffd\u52a0\u30d1\u30c3\u30b1\u30fc\u30b8<\/h2>\n\n\n\n<p>npm i -D jest-environment-jsdom\u3000@testing-library\/react\u3000@testing-library\/jest-dom @testing-library\/user-event<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">jest-environment-jsdom<\/h3>\n\n\n\n<p>UI\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u8868\u793a\u3057\u305f\u308a\u64cd\u4f5c\u3057\u305f\u308a\u3059\u308b\u305f\u3081\u306eDOM API\u3092\u63d0\u4f9b\u3059\u308b\u30c6\u30b9\u30c8\u74b0\u5883\u3092\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3059\u308b\u30e9\u30a4\u30d6\u30e9\u30ea\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">@testing-library\/react<\/h3>\n\n\n\n<p>React\u7528\u306e\u30c6\u30b9\u30c6\u30a3\u30f3\u30b0\u30e9\u30a4\u30d6\u30e9\u30ea\u3067\u3059\u3002\u30c6\u30b9\u30c6\u30a3\u30f3\u30b0\u30e9\u30a4\u30d6\u30e9\u30ea\u81ea\u4f53\u306fAngular\u3084Vue\u306a\u3069React\u4ee5\u5916\u306b\u3082\u3042\u308b\u306e\u3067\u3059\u304c\u3001React\u306b\u7279\u5316\u3057\u305f\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u304c\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">@testing-library\/jest-dom<\/h3>\n\n\n\n<p>UI\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u7528\u306e\u30de\u30c3\u30c1\u30e3\u30fc\u62e1\u5f35\u3067\u3059\u3002Jest\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u30de\u30c3\u30c1\u30e3\u30fc\u95a2\u6570\u306b\u52a0\u3048\u3066UI\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u30c6\u30b9\u30c8\u306b\u4fbf\u5229\u306a\u8ffd\u52a0\u306e\u30de\u30c3\u30c1\u30e3\u30fc\u95a2\u6570\u304c\u4f7f\u3048\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">@testing-library\/user-event<\/h3>\n\n\n\n<p>\u30c6\u30b9\u30c8\u306e\u969b\u306b\u30e6\u30fc\u30b6\u30fc\u64cd\u4f5c\u3092\u30b7\u30df\u30e5\u30ec\u30fc\u30c8\u3059\u308b\u305f\u3081\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u3067\u3059\u3002\u3088\u308a\u30ea\u30a2\u30eb\u306b\u8fd1\u3044\u5f62\u3067\u30c6\u30b9\u30c8\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Jest\u306e\u8a2d\u5b9a<\/h2>\n\n\n\n<p>\u307e\u305a\u306f\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3057\u3066jest.config.js\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>npx ts-jest config:init<\/code><\/pre>\n\n\n\n<p>\u4e2d\u8eab\u3092esmodule\u8a18\u6cd5\u306b\u66f8\u304d\u63db\u3048\u307e\u3059\u3002\uff08vite\u306fesmodule\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u305f\u3081\u3002\uff09<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>export default {\r\n  preset: 'ts-jest',\r\n  testEnvironment: 'jest-environment-jsdom',\n  setupFilesAfterEnv: &#91;\".\/jest.setup.ts\"]\r\n};<\/code><\/pre>\n\n\n\n<p>\u307e\u305f\u3001UI\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u30c6\u30b9\u30c8\u306e\u5834\u5408\u306fnode\u3067\u306f\u306a\u304fDOM\u4e0a\u3067\u30c6\u30b9\u30c8\u3092\u884c\u3044\u305f\u3044\u306e\u3067\u3001\u30c6\u30b9\u30c8\u306e\u5b9f\u884c\u74b0\u5883\u3082node\u3067\u306f\u306a\u304f\u5148\u307b\u3069\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u305f\u300cjest-environment-jsdom\u300d\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">tsconfig.json<\/h2>\n\n\n\n<p>commonjs\u8a18\u6cd5\u4e0a\u3067\u3001esModule\u8a18\u6cd5\u3067\u3082\u30a8\u30e9\u30fc\u304c\u51fa\u306a\u3044\u3088\u3046\u306besModuleInterop\u3092\u6709\u52b9\u306b\u3057\u3066\u304a\u304d\u307e\u3059\u3002\u307e\u305f\u3001@testing-library\/jest-dom\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u30a2\u30c3\u30d7\u3067\u578b\u30a8\u30e9\u30fc\u304c\u51fa\u308b\u5834\u5408\u304c\u3042\u308b\u306e\u3067types\u306e\u6307\u5b9a\u3082\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>  \"compilerOptions\": {\n    \"esModuleInterop\":true\n\u3000\u3000\"types\": &#91;\"@testing-library\/jest-dom\"]<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">jest.setup.ts<\/h2>\n\n\n\n<p>Jest\u306e\u30de\u30c3\u30c1\u30e3\u30fc\u95a2\u6570\u3092\u62e1\u5f35\u3059\u308b\u30c6\u30b9\u30c6\u30a3\u30f3\u30b0\u30e9\u30a4\u30d6\u30e9\u30ea\u3092jest-dom\u306b\u3082\u8a2d\u5b9a\u304c\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import \"@testing-library\/jest-dom\";<\/code><\/pre>\n\n\n\n<p>jest.config.js\u3067\u3053\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u3080\u3053\u3068\u306b\u3088\u308b\u5168\u3066\u306e\u30c6\u30b9\u30c8\u30d5\u30a1\u30a4\u30eb\u3067Jest\u306e\u62e1\u5f35\u30de\u30c3\u30c1\u30e3\u30fc\u304c\u4f7f\u3048\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">package.json<\/h2>\n\n\n\n<p>test\u30b3\u30de\u30f3\u30c9\u306bjest\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>  \"scripts\": {\r\n    \"test\": \"jest\",<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"\u6628\u4eca\u306ftypescript\u3092\u4f7f\u3046\u306e\u304c\u5f53\u305f\u308a\u524d\u3067\u3059\u306e\u3067ts\u306b\u5bfe\u5fdc\u3057\u305fjest\u3092\u5c0e\u5165 \u8ffd\u52a0\u30d1\u30c3\u30b1\u30fc\u30b8 npm i -D jest-environment-jsdom\u3000@testing-library\/react\u3000@testi 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