jest.config.js

module.exports = {
  preset: "jest-preset-angular",
  setupFilesAfterEnv: ["<rootDir>/setup.jest.ts"],
  testEnvironment: "jsdom",
  testMatch: ["**/+(*.)+(spec).+(ts)"],
  transform: {"^.+.(ts|mjs|js|html)$": ["jest-preset-angular",{tsconfig: "<rootDir>/tsconfig.spec.json",stringifyContentPathRegex:
        "\\.(html|svg)$",},],},
  transformIgnorePatterns: ["node_modules/(?!(.*\\.mjs$|d3-.*))"],
  snapshotSerializers: [
    "jest-preset-angular/build/serializers/no-ng-attributes",
    "jest-preset-angular/build/serializers/ng-snapshot",
    "jest-preset-angular/build/serializers/html-comment",
  ],
  moduleFileExtensions: ["ts", "html", "js", "json"],
  collectCoverage: true,
  coverageReporters: ["html"],
  coverageDirectory: "coverage/jest-demo",
};