'use strict'; var fs = require('fs'); var assert = require('assert'); var gutil = require('gulp-util'); var cssmin = require('./index'); it('should minify css', function (cb) { var stream = cssmin(); stream.on('data', function (file) { assert(file.contents.length < fs.statSync(__dirname + '/sample/type.css').size); cb(); }); stream.write(new gutil.File({ path: __dirname + '/sample/type.css', contents: fs.readFileSync(__dirname + '/sample/type.min.css') })); });