jest.config.js

module.exports = {
  preset: 'ts-jest',
  testEnvironment: 'node',
  globals: {
    'ts-jest': {
      tsconfig: '<rootDir>/tsconfig.json',
      isolatedModules: true,
      diagnostics: false,
    },
  },
  moduleFileExtensions: ['ts', 'js'],
  transform: {
    '^.+\\.(ts|js)$': 'ts-jest',
  },
  roots: ['<rootDir>'],
  testPathIgnorePatterns: ['/node_modules/', '/dist/', '/tmp/'],
  reporters: [
    'default',
    [
      'jest-junit',
      {
        outputDirectory: 'coverage/junit/',
        outputName: 'jest-junit.xml',
        classNameTemplate: '{classname} › {title}',
        titleTemplate: '{classname} › {title}',
        suiteName: '{filepath}',
        addFileAttribute: 'true',
        ancestorSeparator: ' › ',
        usePathForSuiteName: 'true',
      },
    ],
  ],
};