/** @type {import('jest').Config} */
const config = {
preset: 'ts-jest/presets/default-esm',
testEnvironment: 'node',
rootDir: '..',
extensionsToTreatAsEsm: ['.ts'],
transform: {
'^.+\\.tsx?$': ['ts-jest', {
useESM: true,
tsconfig: {
allowJs: true,
rootDir: '.',
isolatedModules: true
}
}]
},
testMatch: [
'<rootDir>/test/__tests__/**/*.test.ts',
'<rootDir>/test/**/?(*.)+(spec|test).ts'
],
testPathIgnorePatterns: [
'/node_modules/',
'/test/__tests__/integration/',
'/test/__tests__/performance/', // Performance tests run separately to avoid resource contention
// Temporarily ignore tests with ES module mocking issues
'convertToGit\\.test\\.ts$',
'UpdateManager\\.npm\\.test\\.ts$',
'BackupManager\\.npm\\.test\\.ts$',
'InstallationDetector\\.test\\.ts$',
// GitHubAuthManager test re-enabled after fixing terminal error propagation (PR #1444)
'CollectionCache\\.test\\.ts$', // ESM mocking issues with fs/promises
'EnhancedIndexManager\\.extractActionTriggers\\.test\\.ts$', // ESM mocking issues with logger
'EnhancedIndexManager\\.telemetry\\.test\\.ts$', // ESM mocking issues with ConfigManager
'EnhancedIndexManager\\.triggerMetrics\\.test\\.ts$', // ESM compatibility issues with rebuild method
'memory-enhanced-index\\.test\\.ts$', // ESM compatibility issues with EnhancedIndexManager
'skill-enhanced-index\\.test\\.ts$' // ESM compatibility issues with EnhancedIndexManager (Issue #1121)
],
collectCoverageFrom: [
'src/**/*.ts',
'!src/**/*.d.ts',
'!src/**/*.test.ts'
],
coverageDirectory: 'test/coverage',
coverageReporters: ['text', 'lcov', 'html'],
setupFilesAfterEnv: ['<rootDir>/test/jest.setup.mjs'],
modulePathIgnorePatterns: ['<rootDir>/dist/'],
roots: ['<rootDir>'],
testTimeout: 30000, // Increased to 30s to prevent teardown issues with async file operations
transformIgnorePatterns: [
'node_modules/(?!(@modelcontextprotocol|zod)/)'
],
resolver: 'ts-jest-resolver',
// FIX: Force serial test execution in CI to prevent worker teardown race conditions
// Local: Omitted to use Jest's default parallel optimization
...(process.env.CI && { maxWorkers: 1 }), // Only set in CI for serial execution
maxConcurrency: 1, // Force truly serial test suite execution to prevent race conditions
workerIdleMemoryLimit: '512MB' // Prevent memory issues during long-running tests
};
module.exports = config;