jest.config.js•950 B
module.exports = {
preset: 'ts-jest',
testEnvironment: 'node',
roots: ['<rootDir>/src', '<rootDir>/tests'],
testMatch: [
'**/tests/**/*.test.ts',
'**/tests/**/*.spec.ts',
'**/__tests__/**/*.ts'
],
transform: {
'^.+\\.ts$': 'ts-jest',
},
collectCoverageFrom: [
'src/**/*.ts',
'!src/**/*.d.ts',
'!src/**/index.ts', // Often just re-exports
],
coverageDirectory: 'coverage',
coverageReporters: ['text', 'lcov', 'html', 'json'],
coverageThreshold: {
global: {
branches: 80,
functions: 80,
lines: 80,
statements: 80
}
},
// Module name mapping for absolute imports if used
moduleNameMapper: {
'^@/(.*)$': '<rootDir>/src/$1'
},
// Verbose output for better test reporting
verbose: true,
// Clear mocks between tests
clearMocks: true,
// Fail tests on console errors/warnings in test environment
setupFilesAfterEnv: ['<rootDir>/jest.setup.js']
};