jest.config.ts

import type { Config } from 'jest';

const config: Config = {
  testEnvironment: 'node',
  roots: ['<rootDir>/tests'],
  testMatch: [
    '**/__tests__/**/*.test.js',
    '**/__tests__/**/*.test.ts',
    '**/?(*.)+(spec|test).js',
    '**/?(*.)+(spec|test).ts',
  ],
  transform: {
    '^.+\\.(ts|tsx)$': [
      'ts-jest',
      {
        tsconfig: 'tsconfig.json',
      },
    ],
  },
  moduleNameMapper: {
    '^@/(.*)$': '<rootDir>/src/$1',
  },
  setupFilesAfterEnv: ['<rootDir>/tests/setup.ts'],
  testTimeout: 30000, // 30 seconds for integration tests
  verbose: true,
  collectCoverageFrom: [
    'src/**/*.{js,ts}',
    '!src/**/*.d.ts',
    '!src/**/*.test.{js,ts}',
    '!src/**/*.spec.{js,ts}',
  ],
  coverageDirectory: 'coverage',
  coverageReporters: ['text', 'lcov', 'html'],
};

export default config;