Test suite for JavaScript Ninja :-D

gistfile1.js

(function() {
  var queue = [], paused = false, results;
  this.test = function(name, fn) {
    queue.push(function() {
      results = document.getElementById("results");
      results = assert(true, name).appendChild(
        document.createElement("ul"));
      fn();
    }); 
    runTest();
  };  
  this.pause = function() {
    paused = true;
  };  
  this.resume = function() {
    paused = false;
    setTimeout(runTest, 1); 
  };  
  function runTest() {
    if (!paused && queue.length) {
      (queue.shift())();
      if (!paused) {
        resume();
      }   
    }   
  }
  this.assert = function assert(value, desc) {
    var li = document.createElement("li");
    li.className = value ? "pass" : "fail";
    li.appendChild(document.createTextNode(desc));
    if (!results) {
      results = document.getElementById("results");
    }
    results.appendChild(li);
    if (!value) {
      li.parentNode.parentNode.className = "fail";
    }   
    return li; 
  };  
})();