module.exports = { preset: 'ts-jest', testEnvironment: 'node', roots: ['/src'], testMatch: ['**/__tests__/**/*.ts', '**/?(*.)+(spec|test).ts'], transform: { '^.+\\.tsx?$': 'ts-jest', }, collectCoverage: true, coverageDirectory: 'coverage', collectCoverageFrom: ['src/**/*.ts', '!src/**/*.d.ts'], };