jest.config.js

module.exports = {
  // An array of glob patterns indicating a set of files for which coverage information should be collected
  collectCoverageFrom: ["src/**/*.{js,ts}"],

  // An array of regexp pattern strings used to skip coverage collection
  coveragePathIgnorePatterns: ["/dist/", "\\.d\\.ts$", "/src/utils/external/"],

  // An array of directory names to be searched recursively up from the requiring module's location
  moduleDirectories: ["node_modules", "src"],

  // A preset that is used as a base for Jest's configuration
  preset: "ts-jest",

  // The test environment that will be used for testing
  testEnvironment: "screeps-jest",

  // The glob patterns Jest uses to detect test files
  testMatch: ["**/*.spec.ts", "!**/node_modules/**", "!**/dist/**"],
};