我正在将项目中的 Angular 版本升级到 14。但是当我尝试运行单元测试时,我得到了相同的错误:
\n \xe2\x97\x8f Test suite failed to run\n\n Cannot find module '@angular/core/testing' from 'node_modules/jest-preset-angular/build/config/setup-jest.js'\n\n Require stack:\n node_modules/jest-preset-angular/build/config/setup-jest.js\n node_modules/jest-preset-angular/setup-jest.js\n setupJest.ts\nRun Code Online (Sandbox Code Playgroud)\n这是当前的笑话配置:
\n笑话配置.js
\n/** @type {import('@jest/types').Config.InitialOptions} */\nconst config = {\n preset: 'jest-preset-angular',\n setupFilesAfterEnv: ['<rootDir>/setupJest.ts'],\n testPathIgnorePatterns: [\n '<rootDir>/node_modules/',\n '<rootDir>/dist/'\n ],\n moduleNameMapper: {\n "lodash-es": "lodash",\n },\n globals: {\n 'ts-jest': {\n tsconfig: '<rootDir>/tsconfig.spec.json',\n stringifyContentPathRegex: '\\\\.html$',\n diagnostics: {\n ignoreCodes: [151001]\n }\n }\n },\n restoreMocks: true,\n clearMocks: true\n}\n\nmodule.exports = config;\nRun Code Online (Sandbox Code Playgroud)\nsetupJest.ts
\nimport 'jest-preset-angular/setup-jest';\nRun Code Online (Sandbox Code Playgroud)\n
小智 3
所以我在网上搜索了很长一段时间,然后我发现了这个解决方案,希望它也适合你。
在 jest.config.js 文件中,如果您使用 moduleDirectories 配置,请将其从 moduleDirectories: ['node_modules', './'] 更改为 moduleDirectories: ['node_modules', __dirname]
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