var po = require('../lib/po.js') , fs = require('fs') , assert = require('assert') , exec = require('child_process').exec; po.load('text.po', function(_po){ _po.save('copy.po', function(){ var orig = fs.readFileSync('text.po'); var data = fs.readFileSync('copy.po'); assert.equal(orig, data, 'Saved data is identical to original.'); }); });