jest.config.js

module.exports = {
  transform: {
    "^.+\\.[jt]sx?$": "<rootDir>/jest-preprocess.js",
  },
  testRegex: "(/__tests__/.*|(\\.|/)(test|spec))\\.([tj]sx?)$",
  moduleNameMapper: {
    ".+\\.(css|styl|less|sass|scss)$": "identity-obj-proxy",
    ".+\\.(jpg|jpeg|png|gif|eot|otf|webp|svg|ttf|woff|woff2|mp4|webm|wav|mp3|m4a|aac|oga)$":
      "<rootDir>/__mocks__/file-mock.js",
  },
  moduleFileExtensions: ["ts", "tsx", "js", "jsx", "json", "node"],
  testPathIgnorePatterns: ["node_modules", `\\.cache`, `<rootDir>.*/public`],
  transformIgnorePatterns: ["node_modules/(?!(gatsby|d3-fetch|d3-dsv)/)"],
  globals: {
    "ts-jest": {
      diagnostics: false
    },
    __PATH_PREFIX__: "",
  },
  testURL: "http://localhost",
  setupFiles: ["<rootDir>/loadershim.js"],
}