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export default { preset: 'ts-jest', testEnvironment: 'node', moduleFileExtensions: ['ts', 'tsx', 'js', 'jsx', 'json', 'node'], testMatch: ['**/__tests__/**/*.[jt]s?(x)', '**/?(*.)+(spec|test).[tj]s?(x)'], extensionsToTreatAsEsm: ['.ts'], transform: { '^.+\\.tsx?$': ['ts-jest', { useESM: true, }] }, moduleNameMapper: { '^(\\.{1,2}/.*)\\.js$': '$1', } };