jest.config.js

module.exports = {
  testMatch: ['**/+(*.)+(spec|test).+(ts|js)?(x)'],
  transform: {
    '^.+\\.(ts|js|html)$': 'ts-jest',
  },
  resolver: '@nrwl/jest/plugins/resolver',
  moduleFileExtensions: ['ts', 'js', 'html'],
  coverageReporters: ['html'],
  setupFilesAfterEnv: ['<rootDir>/test-setup.ts'],
  snapshotSerializers: [
    'jest-preset-angular/build/AngularNoNgAttributesSnapshotSerializer.js',
    'jest-preset-angular/build/AngularSnapshotSerializer.js',
    'jest-preset-angular/build/HTMLCommentSerializer.js',
  ],
  globals: {
    'ts-jest': {
      tsConfig: '<rootDir>/tsconfig.spec.json',
      stringifyContentPathRegex: '\\.(html|svg)$',
      astTransformers: [
        'jest-preset-angular/build/InlineFilesTransformer',
        'jest-preset-angular/build/StripStylesTransformer',
      ],
    },
  },
};