jest.config.js

module.exports = {
  preset: 'ts-jest',
  testEnvironment: 'node',
  roots: ['<rootDir>/src', '<rootDir>/tests'],
  testMatch: [
    '**/__tests__/**/*.+(ts|tsx|js)',
    '**/?(*.)+(spec|test).+(ts|tsx|js)'
  ],
  transform: {
    '^.+\\.(ts|tsx)$': ['ts-jest', {
      tsconfig: {
        esModuleInterop: true,
        allowSyntheticDefaultImports: true
      }
    }]
  },
  collectCoverageFrom: [
    'src/**/*.{ts,tsx}',
    '!src/**/*.d.ts',
    '!src/index.ts',
    '!src/**/*.interface.ts',
    '!src/types/**/*'
  ],
  coverageDirectory: 'coverage',
  coverageReporters: ['text', 'lcov', 'html'],
  coverageThresholds: {
    global: {
      branches: 70,
      functions: 75,
      lines: 80,
      statements: 80
    }
  },
  moduleNameMapper: {
    '^@/(.*)$': '<rootDir>/src/$1',
    '^@database/(.*)$': '<rootDir>/database/$1',
    '^@prisma/client$': '<rootDir>/node_modules/@prisma/client'
  },
  setupFilesAfterEnv: ['<rootDir>/tests/setup.ts'],
  testTimeout: 10000,
  verbose: true,
  forceExit: true,
  clearMocks: true,
  resetMocks: true,
  restoreMocks: true
};