jest.config.js

module.exports = {
  testEnvironment: 'jsdom',
  setupFilesAfterEnv: ['<rootDir>/jest.setup.js'],
  testPathIgnorePatterns: ['/node_modules/', '/.docusaurus/', '/build/'],
  transform: {
    '^.+\\.(js|jsx|ts|tsx)$': ['babel-jest', {
      presets: [
        ['@babel/preset-env', { targets: { node: 'current' } }],
        '@babel/preset-react',
        '@babel/preset-typescript',
      ],
    }],
  },
  moduleNameMapper: {
    '^@site/(.*)$': '<rootDir>/$1',
    '^@docusaurus/(.*)$': '<rootDir>/src/__mocks__/@docusaurus/$1',
    '^@theme/(.*)$': '<rootDir>/src/__mocks__/@theme/$1',
    '\\.(css|less|scss|sass)$': 'identity-obj-proxy',
    '\\.(jpg|jpeg|png|gif|eot|otf|webp|svg|ttf|woff|woff2|mp4|webm|wav|mp3|m4a|aac|oga)$':
      '<rootDir>/src/__mocks__/fileMock.js',
  },
  testRegex: '(/__tests__/.*|(\\.|/)(test|spec))\\.[jt]sx?$',
  moduleFileExtensions: ['js', 'jsx', 'ts', 'tsx', 'json', 'node'],
  collectCoverage: true,
  coverageReporters: ['json', 'lcov', 'text', 'clover'],
  collectCoverageFrom: [
    'src/**/*.{js,jsx,ts,tsx}',
    '!src/**/*.d.ts',
  ],
  coverageThreshold: {
    global: {
      branches: 50,
      functions: 50,
      lines: 50,
      statements: 50
    }
  },
};