module.exports = {
  testEnvironment: 'node',
  coverageDirectory: 'coverage',
  setupFiles: ['<rootDir>/tests/env.js'],
  collectCoverageFrom: [
    'src/**/*.js',
    '!src/index.js', // Server startup
    '!src/generate-openapi.js', // Build tool
    '!src/scripts/**', // Utility scripts
  ],
  testMatch: [
    '**/tests/**/*.test.js',
    '**/tests/**/*.spec.js'
  ],
  coverageThreshold: {
    global: {
      branches: 20,
      functions: 20,
      lines: 20,
      statements: 20
    }
  },
  // Setup for each test file - initializes server once
  setupFilesAfterEnv: ['<rootDir>/tests/setup.js'],
  testTimeout: 10000,
  // Run tests serially to avoid DB conflicts
  maxWorkers: 1,
  // Force exit after tests complete
  forceExit: true,
  // Transform ESM modules in node_modules
  transformIgnorePatterns: [
    'node_modules/(?!(uuid)/)'
  ]
};