wait lazyload for testing

waitLazyload.js

(function () {
  var count = 0;
  var $lazy = $('.img-lazy-load');
  var every = function () {
    return _.every($lazy, function (elem) {
      return elem.loaded;
    });
  };
  $lazy.on('load', function () {
    if (every()) {
      console.log('done');
    } else {
      console.log(++count);
    }
  }).trigger('appear');
})();