old_contents: const gulp  = require('gulp');
  const gMocha = require('gulp-mocha');
  
  gulp.task('travis', travis);
  
  function travis() {
    gulp.src('lib/**/*.test.js', {read: false})
  		  .pipe(gMocha());
  }
  
new_contents: const gulp  = require('gulp');
  const gMocha = require('gulp-mocha');
  
  gulp.task('test', travis);
  
  function travis() {
    gulp.src('lib/**/*.test.js', {read: false})
  		  .pipe(gMocha());
  }
  
subject: Fix task name on gulp for test