export default {
preset: 'ts-jest/presets/default-esm',
extensionsToTreatAsEsm: ['.ts'],
moduleNameMapper: {
'^(\\.{1,2}/.*)\\.js$': '$1',
},
transform: {
'^.+\\.ts$': ['ts-jest', {
useESM: true,
isolatedModules: true,
tsconfig: {
module: 'ESNext',
target: 'ES2022',
moduleResolution: 'NodeNext',
allowSyntheticDefaultImports: true,
esModuleInterop: true,
strict: false
}
}]
},
testEnvironment: 'node',
// Better ES module support
transformIgnorePatterns: [
'node_modules/(?!(.*\\.mjs$))'
],
globals: {
'ts-jest': {
useESM: true,
isolatedModules: true
}
},
collectCoverageFrom: [
'src/**/*.ts',
'tests/**/*.ts',
'!**/*.d.ts',
'!**/node_modules/**'
],
testMatch: [
'**/tests/**/*.test.ts',
'**/tests/**/*.spec.ts'
],
moduleFileExtensions: ['ts', 'js', 'json', 'mjs'],
roots: ['<rootDir>/src', '<rootDir>/tests'],
moduleDirectories: ['node_modules', '<rootDir>'],
setupFilesAfterEnv: [],
testTimeout: 60000,
maxWorkers: 1,
detectOpenHandles: true,
forceExit: true,
verbose: true,
// Additional options to help with cleanup
openHandlesTimeout: 1000,
workerIdleMemoryLimit: '512MB'
};
