node-prototype/jest.config.js at main · MFrizo/node-prototype · GitHub

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export default {
  preset: "ts-jest/presets/default-esm",
  extensionsToTreatAsEsm: [".ts"],
  moduleNameMapper: {
    "^(\\.{1,2}/.*)\\.js$": "$1",
  },
  testEnvironment: "node",
  roots: ["<rootDir>/src"],
  testMatch: ["**/__tests__/**/*.test.ts", "**/?(*.)+(spec|test).ts"],
  testPathIgnorePatterns: ["/helpers/"],
  transform: {
    "^.+\\.ts$": [
      "ts-jest",
      {
        useESM: true,
        tsconfig: {
          module: "nodenext",
          moduleResolution: "nodenext",
        },
      },
    ],
  },
  transformIgnorePatterns: [
    "node_modules/(?!(mongodb-memory-server|@mongodb-js)/)",
  ],
  collectCoverageFrom: [
    "src/**/*.ts",
    "!src/**/*.d.ts",
    "!src/**/__tests__/**",
    "!src/**/*.test.ts",
    "!src/**/*.spec.ts",
  ],
};