module.exports = { preset: 'ts-jest', testEnvironment: 'node', roots: ['/tests'], testMatch: ['**/__tests__/**/*.ts', '**/?(*.)+(spec|test).ts', '!**/real/**'], transform: { '^.+\\.ts$': [ 'ts-jest', { isolatedModules: true, }, ], }, collectCoverageFrom: ['src/**/*.ts', '!src/**/*.d.ts', '!src/**/index.ts', '!src/examples/**'], coverageDirectory: 'coverage', coverageReporters: ['text', 'lcov', 'html'], testTimeout: 30000, };