jest.config.js

module.exports = {
  preset: 'jest-expo',
  roots: ['<rootDir>/src', '<rootDir>/tests'],
  testRegex: '(/__tests__/.*|(\\.|/)(test|spec))\\.(ts|tsx)$',
  moduleFileExtensions: ['ts', 'tsx', 'js', 'jsx', 'json', 'node'],
  setupFilesAfterEnv: ['<rootDir>/jest.setup.js'],
  moduleNameMapper: {
    // Root-level components/hooks/constants imported via @/ alias.
    // The @/ alias maps to src/, but some legacy modules live at the root.
    '^@/components/(themed-text|themed-view)$': '<rootDir>/components/$1',
    '^@/src/hooks$': '<rootDir>/src/hooks/index',
    '^@/hooks/(.*)$': '<rootDir>/src/hooks/$1',
    '^@/constants/(.*)$': '<rootDir>/constants/$1',
    '^@/(.*)$': '<rootDir>/src/$1',
    '^@components/(.*)$': '<rootDir>/src/components/$1',
    '^@hooks/(.*)$': '<rootDir>/src/hooks/$1',
    '^@services/(.*)$': '<rootDir>/src/services/$1',
    '^@store/(.*)$': '<rootDir>/src/store/$1',
    '^@types/(.*)$': '<rootDir>/src/types/$1',
    '^@utils/(.*)$': '<rootDir>/src/utils/$1',
  },
  transformIgnorePatterns: [
    'node_modules/(?!((jest-)?react-native|@react-native(-community)?)|expo(nent)?|@expo(nent)?/.*|@expo-google-fonts/.*|react-navigation|@react-navigation/.*|@unimodules/.*|unimodules|sentry-expo|native-base|react-native-svg)',
  ],
  collectCoverageFrom: ['src/**/*.{ts,tsx}', '!src/**/*.d.ts', '!src/**/index.ts'],
  testPathIgnorePatterns: ['/node_modules/'],
  // Leak detection: report open handles so tests don't mask async bugs.
  detectOpenHandles: true,
  // Exit cleanly after the suite instead of waiting for stale timers.
  forceExit: true,
  collectCoverage: true,
  coverageThreshold: {
    global: {
      branches: 75,
      functions: 75,
      lines: 75,
      statements: 75,
    },
    './src/services/': {
      branches: 90,
      functions: 90,
      lines: 90,
      statements: 90,
    },
    './src/store/': {
      branches: 90,
      functions: 90,
      lines: 90,
      statements: 90,
    },
  },
};