simple comparison of identify command vs binding

test.js

var imagick = require('imagick');
var imagemagick = require('imagemagick');
var path = require('path');
var assert = require('assert');

args = [
  '-format',
  '~~~%w~~~%h~~~%x~~~%C',
  path.resolve('./logo.png'),
];
console.log('using:', args.join(' '));

function test(count, start, lib, args, end) {
  if (count <= 0) {
    end(start);
    return;
  }
  lib.identify(args, function (error, metadata) {
    assert.strictEqual(metadata.trim(), '~~~245~~~66~~~72 Undefined~~~Zip');
    test(--count, start, lib, args, end);
  });
};

var COUNT = 1000;
test(COUNT, Date.now(), imagick, args, function (start) {
  console.log('imagick did', COUNT, 'in', (Date.now()-start)/1000, 'seconds');
  test(COUNT, Date.now(), imagemagick, args, function (start) {
    console.log('imagemagick did', COUNT, 'in', (Date.now()-start)/1000, 'seconds');
  });
});
�

/* output
using: -format ~~~%w~~~%h~~~%x~~~%C /home/tjfontaine/development/test/logo.png
imagick did 1000 in 0.323 seconds
imagemagick did 1000 in 5.366 seconds
*/