lib/reporters/console.js
function _segment(file) {
  console.log();
  process.stdout.write(util.format('%s ', file));
}
function _segment(file) {
  console.log();
  process.stdout.write(util.format('%s ', file));
}
function _segment ( file ) { console . log ( ) ; process . stdout . write ( util . format ( '%s ' , file ) ) ; }
Segment event handler, log a new line and test file name.

@param {String} file: test file name
Segment event handler log a new line and test file name .