message: Fix test for nodejs=6
diff: @@ -9,7 +9,7 @@ describe('Use config from node_modules', () => {
  const targetDir = path.resolve(testDir, 'node_modules', 'common-tsconfig');
  const targetConfigPath = path.resolve(targetDir, 'tsconfig.json');
  fs.ensureDirSync(targetDir);
  - fs.copyFileSync(configPath, targetConfigPath);
  + fs.copySync(configPath, targetConfigPath);
  const result = runJest('../use-config-from-node-modules', ['--no-cache']);
  const stderr = result.stderr;
  