jest.config.js•1.48 kB
export default {
// Use Node.js environment for testing
testEnvironment: 'node',
// Automatically clear mock calls between every test
clearMocks: true,
// Indicates whether the coverage information should be collected while executing the test
collectCoverage: false,
// The directory where Jest should output its coverage files
coverageDirectory: 'coverage',
// A list of paths to directories that Jest should use to search for files in
roots: ['<rootDir>/tests'],
// The glob patterns Jest uses to detect test files
testMatch: ['**/__tests__/**/*.js', '**/?(*.)+(spec|test).js'],
// Transform files
preset: 'ts-jest/presets/default-esm',
extensionsToTreatAsEsm: ['.ts'],
moduleFileExtensions: ['js', 'ts', 'json', 'node'],
transform: {
'^.+\\.ts$': [
'ts-jest',
{
useESM: true
}
]
},
// Disable transformations for node_modules
transformIgnorePatterns: ['/node_modules/'],
// Set moduleNameMapper for absolute paths
moduleNameMapper: {
'^@/(.*)$': '<rootDir>/$1'
},
resolver: '<rootDir>/jest.resolver.cjs',
// Setup module aliases
moduleDirectories: ['node_modules', '<rootDir>'],
// Configure test coverage thresholds
coverageThreshold: {
global: {
branches: 80,
functions: 80,
lines: 80,
statements: 80
}
},
// Generate coverage report in these formats
coverageReporters: ['text', 'lcov'],
// Verbose output
verbose: true,
// Setup file
setupFilesAfterEnv: ['<rootDir>/tests/setup.js']
};