jest.unit.config.ts

import type { Config } from 'jest';

const config: Config = {
  preset: 'ts-jest',
  testEnvironment: 'node',
  testMatch: ['<rootDir>/tests/unit/**/*.test.ts'],
  setupFilesAfterEnv: ['<rootDir>/tests/setup/unit.setup.ts'],
  transform: {
    '^.+\\.[jt]sx?$': [
      'ts-jest',
      {
        tsconfig: '<rootDir>/tests/tsconfig.json',
      },
    ],
  },
  transformIgnorePatterns: ['node_modules/(?!(jose|drizzle-orm|@wxyc/shared)/)'],
  moduleNameMapper: {
    // Mock workspace packages
    '^@wxyc/database$': '<rootDir>/tests/mocks/database.mock.ts',
    '^@wxyc/authentication$': '<rootDir>/tests/mocks/authentication.mock.ts',
    // Mock database client for any path resolving to shared/database/src/client
    '^.*/shared/database/src/client(\\.js)?$': '<rootDir>/tests/mocks/database.mock.ts',
    // Mock better-auth modules (ESM-only, can't be transformed by ts-jest)
    '^better-auth/plugins/access$': '<rootDir>/tests/mocks/better-auth-access.mock.ts',
    '^better-auth/plugins/organization/access$': '<rootDir>/tests/mocks/better-auth-org-access.mock.ts',
    '^better-auth/node$': '<rootDir>/tests/mocks/better-auth-node.mock.ts',
    // Remove .js extensions from relative imports (ESM compatibility)
    '^(\\.{1,2}/.*)\\.(js)$': '$1',
  },
  // @wxyc/shared is a workspace dep installed under each workspace's node_modules
  // rather than hoisted to the root, so root-level tests (tests/**) can't resolve it
  // via standard node module resolution. List the workspace node_modules paths so jest's
  // resolver finds it.
  moduleDirectories: ['node_modules', 'apps/backend/node_modules', 'shared/authentication/node_modules'],
  collectCoverageFrom: ['apps/backend/**/*.ts', 'jobs/**/*.ts', '!**/*.d.ts', '!**/dist/**'],
  modulePathIgnorePatterns: ['<rootDir>/.claude/worktrees'],
  clearMocks: true,
};

export default config;