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QUnit v1.4.0 - A JavaScript Unit Testing Framework http://docs.jquery.com/QUnit Copyright (c) 2012 John Resig, Jörn Zaefferer Dual licensed under the MIT (MIT-LICENSE.txt) or GPL (GPL-LICENSE.txt) licenses.

  
  
  (function(window) {
  
  var defined = {
          setTimeout: typeof window.setTimeout !== "undefined",
          sessionStorage: (function() {
                  var x = "qunit-test-string";
                  try {
                          sessionStorage.setItem(x, x);
                          sessionStorage.removeItem(x);
                          return true;
                  } catch(e) {
                          return false;
                  }
          }())
  };
  
  var        testId = 0,
          toString = Object.prototype.toString,
          hasOwn = Object.prototype.hasOwnProperty;
  
  var Test = function(name, testName, expected, async, callback) {
          this.name = name;
          this.testName = testName;
          this.expected = expected;
          this.async = async;
          this.callback = callback;
          this.assertions = [];
  };
  Test.prototype = {
          init: function() {
                  var tests = id("qunit-tests");
                  if (tests) {
                          var b = document.createElement("strong");
                                  b.innerHTML = "Running " + this.name;
                          var li = document.createElement("li");
                                  li.appendChild( b );
                                  li.className = "running";
                                  li.id = this.id = "test-output" + testId++;
                          tests.appendChild( li );
                  }
          },
          setup: function() {
                  if (this.module != config.previousModule) {
                          if ( config.previousModule ) {
                                  runLoggingCallbacks('moduleDone', QUnit, {
                                          name: config.previousModule,
                                          failed: config.moduleStats.bad,
                                          passed: config.moduleStats.all - config.moduleStats.bad,
                                          total: config.moduleStats.all
                                  } );
                          }
                          config.previousModule = this.module;
                          config.moduleStats = { all: 0, bad: 0 };
                          runLoggingCallbacks( 'moduleStart', QUnit, {
                                  name: this.module
                          } );
                  } else if (config.autorun) {
                          runLoggingCallbacks( 'moduleStart', QUnit, {
                                  name: this.module
                          } );
                  }
  
                  config.current = this;
                  this.testEnvironment = extend({
                          setup: function() {},
                          teardown: function() {}
                  }, this.moduleTestEnvironment);
  
                  runLoggingCallbacks( 'testStart', QUnit, {
                          name: this.testName,
                          module: this.module
                  });
  
                  // allow utility functions to access the current test environment
                  // TODO why??
                  QUnit.current_testEnvironment = this.testEnvironment;
  
                  if ( !config.pollution ) {
                          saveGlobal();
                  }
                  if ( config.notrycatch ) {
                          this.testEnvironment.setup.call(this.testEnvironment);
                          return;
                  }
                  try {
                          this.testEnvironment.setup.call(this.testEnvironment);
                  } catch(e) {
                          QUnit.pushFailure( "Setup failed on " + this.testName + ": " + e.message, extractStacktrace( e, 1 ) );
                  }
          },
          run: function() {
                  config.current = this;
                  if ( this.async ) {
                          QUnit.stop();
                  }
  
                  if ( config.notrycatch ) {
                          this.callback.call(this.testEnvironment);
                          return;
                  }
                  try {
                          this.callback.call(this.testEnvironment);
                  } catch(e) {
                          QUnit.pushFailure( "Died on test #" + (this.assertions.length + 1) + ": " + e.message, extractStacktrace( e, 1 ) );
                          // else next test will carry the responsibility
                          saveGlobal();
  
                          // Restart the tests if they're blocking
                          if ( config.blocking ) {
                                  QUnit.start();
                          }
                  }
          },
          teardown: function() {
                  config.current = this;
                  if ( config.notrycatch ) {
                          this.testEnvironment.teardown.call(this.testEnvironment);
                          return;
                  } else {
                          try {
                                  this.testEnvironment.teardown.call(this.testEnvironment);
                          } catch(e) {
                                  QUnit.pushFailure( "Teardown failed on " + this.testName + ": " + e.message, extractStacktrace( e, 1 ) );
                          }
                  }
                  checkPollution();
          },
          finish: function() {
                  config.current = this;
                  if ( this.expected != null && this.expected != this.assertions.length ) {
                          QUnit.pushFailure( "Expected " + this.expected + " assertions, but " + this.assertions.length + " were run" );
                  } else if ( this.expected == null && !this.assertions.length ) {
                          QUnit.pushFailure( "Expected at least one assertion, but none were run - call expect(0) to accept zero assertions." );
                  }
  
                  var good = 0, bad = 0,
                          li, i,
                          tests = id("qunit-tests");
  
                  config.stats.all += this.assertions.length;
                  config.moduleStats.all += this.assertions.length;
  
                  if ( tests ) {
                          var ol = document.createElement("ol");
  
                          for ( i = 0; i < this.assertions.length; i++ ) {
                                  var assertion = this.assertions[i];
  
                                  li = document.createElement("li");
                                  li.className = assertion.result ? "pass" : "fail";
                                  li.innerHTML = assertion.message || (assertion.result ? "okay" : "failed");
                                  ol.appendChild( li );
  
                                  if ( assertion.result ) {
                                          good++;
                                  } else {
                                          bad++;
                                          config.stats.bad++;
                                          config.moduleStats.bad++;
                                  }
                          }
  
                          // store result when possible
                          if ( QUnit.config.reorder && defined.sessionStorage ) {
                                  if (bad) {
                                          sessionStorage.setItem("qunit-test-" + this.module + "-" + this.testName, bad);
                                  } else {
                                          sessionStorage.removeItem("qunit-test-" + this.module + "-" + this.testName);
                                  }
                          }
  
                          if (bad === 0) {
                                  ol.style.display = "none";
                          }
  
                          var b = document.createElement("strong");
                          b.innerHTML = this.name + " <b class='counts'>(<b class='failed'>" + bad + "</b>, <b class='passed'>" + good + "</b>, " + this.assertions.length + ")</b>";
  
                          var a = document.createElement("a");
                          a.innerHTML = "Rerun";
                          a.href = QUnit.url({ filter: getText([b]).replace(/\([^)]+\)/, "").replace(/(^\s*|\s*)/g, "") });
  
                          addEvent(b, "click", function() {
                                  var next = b.nextSibling.nextSibling,
                                          display = next.style.display;
                                  next.style.display = display === "none" ? "block" : "none";
                          });
  
                          addEvent(b, "dblclick", function(e) {
                                  var target = e && e.target ? e.target : window.event.srcElement;
                                  if ( target.nodeName.toLowerCase() == "span" || target.nodeName.toLowerCase() == "b" ) {
                                          target = target.parentNode;
                                  }
                                  if ( window.location && target.nodeName.toLowerCase() === "strong" ) {
                                          window.location = QUnit.url({ filter: getText([target]).replace(/\([^)]+\)/, "").replace(/(^\s*|\s*)/g, "") });
                                  }
                          });
  
                          li = id(this.id);
                          li.className = bad ? "fail" : "pass";
                          li.removeChild( li.firstChild );
                          li.appendChild( b );
                          li.appendChild( a );
                          li.appendChild( ol );
  
                  } else {
                          for ( i = 0; i < this.assertions.length; i++ ) {
                                  if ( !this.assertions[i].result ) {
                                          bad++;
                                          config.stats.bad++;
                                          config.moduleStats.bad++;
                                  }
                          }
                  }
  
                  QUnit.reset();
  
                  runLoggingCallbacks( 'testDone', QUnit, {
                          name: this.testName,
                          module: this.module,
                          failed: bad,
                          passed: this.assertions.length - bad,
                          total: this.assertions.length
                  } );
          },
  
          queue: function() {
                  var test = this;
                  synchronize(function() {
                          test.init();
                  });
                  function run() {
                          // each of these can by async
                          synchronize(function() {
                                  test.setup();
                          });
                          synchronize(function() {
                                  test.run();
                          });
                          synchronize(function() {
                                  test.teardown();
                          });
                          synchronize(function() {
                                  test.finish();
                          });
                  }
                  // defer when previous test run passed, if storage is available
                  var bad = QUnit.config.reorder && defined.sessionStorage && +sessionStorage.getItem("qunit-test-" + this.module + "-" + this.testName);
                  if (bad) {
                          run();
                  } else {
                          synchronize(run, true);
                  }
          }
  
  };
  
  var QUnit = {
  
          // call on start of module test to prepend name to all tests
          module: function(name, testEnvironment) {
                  config.currentModule = name;
                  config.currentModuleTestEnviroment = testEnvironment;
          },
  
          asyncTest: function(testName, expected, callback) {
                  if ( arguments.length === 2 ) {
                          callback = expected;
                          expected = null;
                  }
  
                  QUnit.test(testName, expected, callback, true);
          },
  
          test: function(testName, expected, callback, async) {
                  var name = '<span class="test-name">' + escapeInnerText(testName) + '</span>';
  
                  if ( arguments.length === 2 ) {
                          callback = expected;
                          expected = null;
                  }
  
                  if ( config.currentModule ) {
                          name = '<span class="module-name">' + config.currentModule + "</span>: " + name;
                  }
  
                  if ( !validTest(config.currentModule + ": " + testName) ) {
                          return;
                  }
  
                  var test = new Test(name, testName, expected, async, callback);
                  test.module = config.currentModule;
                  test.moduleTestEnvironment = config.currentModuleTestEnviroment;
                  test.queue();
          },
  
          // Specify the number of expected assertions to gurantee that failed test (no assertions are run at all) don't slip through.
          expect: function(asserts) {
                  config.current.expected = asserts;
          },
  
          // Asserts true.
          // @example ok( "asdfasdf".length > 5, "There must be at least 5 chars" );
          ok: function(result, msg) {
                  if (!config.current) {
                          throw new Error("ok() assertion outside test context, was " + sourceFromStacktrace(2));
                  }
                  result = !!result;
                  var details = {
                          result: result,
                          message: msg
                  };
                  msg = escapeInnerText(msg || (result ? "okay" : "failed"));
                  if ( !result ) {
                          var source = sourceFromStacktrace(2);
                          if (source) {
                                  details.source = source;
                                  msg += '<table><tr class="test-source"><th>Source: </th><td><pre>' + escapeInnerText(source) + '</pre></td></tr></table>';
                          }
                  }
                  runLoggingCallbacks( 'log', QUnit, details );
                  config.current.assertions.push({
                          result: result,
                          message: msg
                  });
          },
  
          // Checks that the first two arguments are equal, with an optional message. Prints out both actual and expected values.
          // @example equal( format("Received {0} bytes.", 2), "Received 2 bytes." );
          equal: function(actual, expected, message) {
                  QUnit.push(expected == actual, actual, expected, message);
          },
  
          notEqual: function(actual, expected, message) {
                  QUnit.push(expected != actual, actual, expected, message);
          },
  
          deepEqual: function(actual, expected, message) {
                  QUnit.push(QUnit.equiv(actual, expected), actual, expected, message);
          },
  
          notDeepEqual: function(actual, expected, message) {
                  QUnit.push(!QUnit.equiv(actual, expected), actual, expected, message);
          },
  
          strictEqual: function(actual, expected, message) {
                  QUnit.push(expected === actual, actual, expected, message);
          },
  
          notStrictEqual: function(actual, expected, message) {
                  QUnit.push(expected !== actual, actual, expected, message);
          },
  
          raises: function(block, expected, message) {
                  var actual, ok = false;
  
                  if (typeof expected === 'string') {
                          message = expected;
                          expected = null;
                  }
  
                  try {
                          block();
                  } catch (e) {
                          actual = e;
                  }
  
                  if (actual) {
                          // we don't want to validate thrown error
                          if (!expected) {
                                  ok = true;
                          // expected is a regexp
                          } else if (QUnit.objectType(expected) === "regexp") {
                                  ok = expected.test(actual);
                          // expected is a constructor
                          } else if (actual instanceof expected) {
                                  ok = true;
                          // expected is a validation function which returns true is validation passed
                          } else if (expected.call({}, actual) === true) {
                                  ok = true;
                          }
                  }
  
                  QUnit.ok(ok, message);
          },
  
          start: function(count) {
                  config.semaphore -= count || 1;
                  if (config.semaphore > 0) {
                          // don't start until equal number of stop-calls
                          return;
                  }
                  if (config.semaphore < 0) {
                          // ignore if start is called more often then stop
                          config.semaphore = 0;
                  }
                  // A slight delay, to avoid any current callbacks
                  if ( defined.setTimeout ) {
                          window.setTimeout(function() {
                                  if (config.semaphore > 0) {
                                          return;
                                  }
                                  if ( config.timeout ) {
                                          clearTimeout(config.timeout);
                                  }
  
                                  config.blocking = false;
                                  process(true);
                          }, 13);
                  } else {
                          config.blocking = false;
                          process(true);
                  }
          },
  
          stop: function(count) {
                  config.semaphore += count || 1;
                  config.blocking = true;
  
                  if ( config.testTimeout && defined.setTimeout ) {
                          clearTimeout(config.timeout);
                          config.timeout = window.setTimeout(function() {
                                  QUnit.ok( false, "Test timed out" );
                                  config.semaphore = 1;
                                  QUnit.start();
                          }, config.testTimeout);
                  }
          }
  };
  
  //We want access to the constructor's prototype
  (function() {
          function F(){}
          F.prototype = QUnit;
          QUnit = new F();
          //Make F QUnit's constructor so that we can add to the prototype later
          QUnit.constructor = F;
  }());
  
  // deprecated; still export them to window to provide clear error messages
  // next step: remove entirely
  QUnit.equals = function() {
          QUnit.push(false, false, false, "QUnit.equals has been deprecated since 2009 (e88049a0), use QUnit.equal instead");
  };
  QUnit.same = function() {
          QUnit.push(false, false, false, "QUnit.same has been deprecated since 2009 (e88049a0), use QUnit.deepEqual instead");
  };
  
  // Maintain internal state
  var config = {
          // The queue of tests to run
          queue: [],
  
          // block until document ready
          blocking: true,
  
          // when enabled, show only failing tests
          // gets persisted through sessionStorage and can be changed in UI via checkbox
          hidepassed: false,
  
          // by default, run previously failed tests first
          // very useful in combination with "Hide passed tests" checked
          reorder: true,
  
          // by default, modify document.title when suite is done
          altertitle: true,
  
          urlConfig: ['noglobals', 'notrycatch'],
  
          //logging callback queues
          begin: [],
          done: [],
          log: [],
          testStart: [],
          testDone: [],
          moduleStart: [],
          moduleDone: []
  };
  
  // Load paramaters
  (function() {
          var location = window.location || { search: "", protocol: "file:" },
                  params = location.search.slice( 1 ).split( "&" ),
                  length = params.length,
                  urlParams = {},
                  current;
  
          if ( params[ 0 ] ) {
                  for ( var i = 0; i < length; i++ ) {
                          current = params[ i ].split( "=" );
                          current[ 0 ] = decodeURIComponent( current[ 0 ] );
                          // allow just a key to turn on a flag, e.g., test.html?noglobals
                          current[ 1 ] = current[ 1 ] ? decodeURIComponent( current[ 1 ] ) : true;
                          urlParams[ current[ 0 ] ] = current[ 1 ];
                  }
          }
  
          QUnit.urlParams = urlParams;
          config.filter = urlParams.filter;
  
          // Figure out if we're running the tests from a server or not
          QUnit.isLocal = location.protocol === 'file:';
  }());
  
  // Expose the API as global variables, unless an 'exports'
  // object exists, in that case we assume we're in CommonJS - export everything at the end
  if ( typeof exports === "undefined" || typeof require === "undefined" ) {
          extend(window, QUnit);
          window.QUnit = QUnit;
  }
  
  // define these after exposing globals to keep them in these QUnit namespace only
  extend(QUnit, {
          config: config,
  
          // Initialize the configuration options
          init: function() {
                  extend(config, {
                          stats: { all: 0, bad: 0 },
                          moduleStats: { all: 0, bad: 0 },
                          started: +new Date(),
                          updateRate: 1000,
                          blocking: false,
                          autostart: true,
                          autorun: false,
                          filter: "",
                          queue: [],
                          semaphore: 0
                  });
  
                  var qunit = id( "qunit" );
                  if ( qunit ) {
                          qunit.innerHTML =
                                  '<h1 id="qunit-header">' + escapeInnerText( document.title ) + '</h1>' +
                                  '<h2 id="qunit-banner"></h2>' +
                                  '<div id="qunit-testrunner-toolbar"></div>' +
                                  '<h2 id="qunit-userAgent"></h2>' +
                                  '<ol id="qunit-tests"></ol>';
                  }
  
                  var tests = id( "qunit-tests" ),
                          banner = id( "qunit-banner" ),
                          result = id( "qunit-testresult" );
  
                  if ( tests ) {
                          tests.innerHTML = "";
                  }
  
                  if ( banner ) {
                          banner.className = "";
                  }
  
                  if ( result ) {
                          result.parentNode.removeChild( result );
                  }
  
                  if ( tests ) {
                          result = document.createElement( "p" );
                          result.id = "qunit-testresult";
                          result.className = "result";
                          tests.parentNode.insertBefore( result, tests );
                          result.innerHTML = 'Running...<br/>&nbsp;';
                  }
          },
  
          // Resets the test setup. Useful for tests that modify the DOM.
          // If jQuery is available, uses jQuery's html(), otherwise just innerHTML.
          reset: function() {
                  if ( window.jQuery ) {
                          jQuery( "#qunit-fixture" ).html( config.fixture );
                  } else {
                          var main = id( 'qunit-fixture' );
                          if ( main ) {
                                  main.innerHTML = config.fixture;
                          }
                  }
          },
  
          // Trigger an event on an element.
          // @example triggerEvent( document.body, "click" );
          triggerEvent: function( elem, type, event ) {
                  if ( document.createEvent ) {
                          event = document.createEvent("MouseEvents");
                          event.initMouseEvent(type, true, true, elem.ownerDocument.defaultView,
                                  0, 0, 0, 0, 0, false, false, false, false, 0, null);
                          elem.dispatchEvent( event );
  
                  } else if ( elem.fireEvent ) {
                          elem.fireEvent("on"+type);
                  }
          },
  
          // Safe object type checking
          is: function( type, obj ) {
                  return QUnit.objectType( obj ) == type;
          },
  
          objectType: function( obj ) {
                  if (typeof obj === "undefined") {
                                  return "undefined";
  
                  // consider: typeof null === object
                  }
                  if (obj === null) {
                                  return "null";
                  }
  
                  var type = toString.call( obj ).match(/^\[object\s(.*)\]/)[1] || '';
  
                  switch (type) {
                          case 'Number':
                                  if (isNaN(obj)) {
                                          return "nan";
                                  }
                                  return "number";
                          case 'String':
                          case 'Boolean':
                          case 'Array':
                          case 'Date':
                          case 'RegExp':
                          case 'Function':
                                          return type.toLowerCase();
                  }
                  if (typeof obj === "object") {
                                  return "object";
                  }
                  return undefined;
          },
  
          push: function(result, actual, expected, message) {
                  if (!config.current) {
                          throw new Error("assertion outside test context, was " + sourceFromStacktrace());
                  }
                  var details = {
                          result: result,
                          message: message,
                          actual: actual,
                          expected: expected
                  };
  
                  message = escapeInnerText(message) || (result ? "okay" : "failed");
                  message = '<span class="test-message">' + message + "</span>";
                  var output = message;
                  if (!result) {
                          expected = escapeInnerText(QUnit.jsDump.parse(expected));
                          actual = escapeInnerText(QUnit.jsDump.parse(actual));
                          output += '<table><tr class="test-expected"><th>Expected: </th><td><pre>' + expected + '</pre></td></tr>';
                          if (actual != expected) {
                                  output += '<tr class="test-actual"><th>Result: </th><td><pre>' + actual + '</pre></td></tr>';
                                  output += '<tr class="test-diff"><th>Diff: </th><td><pre>' + QUnit.diff(expected, actual) +'</pre></td></tr>';
                          }
                          var source = sourceFromStacktrace();
                          if (source) {
                                  details.source = source;
                                  output += '<tr class="test-source"><th>Source: </th><td><pre>' + escapeInnerText(source) + '</pre></td></tr>';
                          }
                          output += "</table>";
                  }
  
                  runLoggingCallbacks( 'log', QUnit, details );
  
                  config.current.assertions.push({
                          result: !!result,
                          message: output
                  });
          },
  
          pushFailure: function(message, source) {
                  var details = {
                          result: false,
                          message: message
                  };
                  var output = escapeInnerText(message);
                  if (source) {
                          details.source = source;
                          output += '<table><tr class="test-source"><th>Source: </th><td><pre>' + escapeInnerText(source) + '</pre></td></tr></table>';
                  }
                  runLoggingCallbacks( 'log', QUnit, details );
                  config.current.assertions.push({
                          result: false,
                          message: output
                  });
          },
  
          url: function( params ) {
                  params = extend( extend( {}, QUnit.urlParams ), params );
                  var querystring = "?",
                          key;
                  for ( key in params ) {
                          if ( !hasOwn.call( params, key ) ) {
                                  continue;
                          }
                          querystring += encodeURIComponent( key ) + "=" +
                                  encodeURIComponent( params[ key ] ) + "&";
                  }
                  return window.location.pathname + querystring.slice( 0, -1 );
          },
  
          extend: extend,
          id: id,
          addEvent: addEvent
  });
  
  //QUnit.constructor is set to the empty F() above so that we can add to it's prototype later
  //Doing this allows us to tell if the following methods have been overwritten on the actual
  //QUnit object, which is a deprecated way of using the callbacks.
  extend(QUnit.constructor.prototype, {
          // Logging callbacks; all receive a single argument with the listed properties
          // run test/logs.html for any related changes
          begin: registerLoggingCallback('begin'),
          // done: { failed, passed, total, runtime }
          done: registerLoggingCallback('done'),
          // log: { result, actual, expected, message }
          log: registerLoggingCallback('log'),
          // testStart: { name }
          testStart: registerLoggingCallback('testStart'),
          // testDone: { name, failed, passed, total }
          testDone: registerLoggingCallback('testDone'),
          // moduleStart: { name }
          moduleStart: registerLoggingCallback('moduleStart'),
          // moduleDone: { name, failed, passed, total }
          moduleDone: registerLoggingCallback('moduleDone')
  });
  
  if ( typeof document === "undefined" || document.readyState === "complete" ) {
          config.autorun = true;
  }
  
  QUnit.load = function() {
          runLoggingCallbacks( 'begin', QUnit, {} );
  
          // Initialize the config, saving the execution queue
          var oldconfig = extend({}, config);
          QUnit.init();
          extend(config, oldconfig);
  
          config.blocking = false;
  
          var urlConfigHtml = '', len = config.urlConfig.length;
          for ( var i = 0, val; i < len; i++ ) {
                  val = config.urlConfig[i];
                  config[val] = QUnit.urlParams[val];
                  urlConfigHtml += '<label><input name="' + val + '" type="checkbox"' + ( config[val] ? ' checked="checked"' : '' ) + '>' + val + '</label>';
          }
  
          var userAgent = id("qunit-userAgent");
          if ( userAgent ) {
                  userAgent.innerHTML = navigator.userAgent;
          }
          var banner = id("qunit-header");
          if ( banner ) {
                  banner.innerHTML = '<a href="' + QUnit.url({ filter: undefined }) + '"> ' + banner.innerHTML + '</a> ' + urlConfigHtml;
                  addEvent( banner, "change", function( event ) {
                          var params = {};
                          params[ event.target.name ] = event.target.checked ? true : undefined;
                          window.location = QUnit.url( params );
                  });
          }
  
          var toolbar = id("qunit-testrunner-toolbar");
          if ( toolbar ) {
                  var filter = document.createElement("input");
                  filter.type = "checkbox";
                  filter.id = "qunit-filter-pass";
                  addEvent( filter, "click", function() {
                          var ol = document.getElementById("qunit-tests");
                          if ( filter.checked ) {
                                  ol.className = ol.className + " hidepass";
                          } else {
                                  var tmp = " " + ol.className.replace( /[\n\t\r]/g, " " ) + " ";
                                  ol.className = tmp.replace(/ hidepass /, " ");
                          }
                          if ( defined.sessionStorage ) {
                                  if (filter.checked) {
                                          sessionStorage.setItem("qunit-filter-passed-tests", "true");
                                  } else {
                                          sessionStorage.removeItem("qunit-filter-passed-tests");
                                  }
                          }
                  });
                  if ( config.hidepassed || defined.sessionStorage && sessionStorage.getItem("qunit-filter-passed-tests") ) {
                          filter.checked = true;
                          var ol = document.getElementById("qunit-tests");
                          ol.className = ol.className + " hidepass";
                  }
                  toolbar.appendChild( filter );
  
                  var label = document.createElement("label");
                  label.setAttribute("for", "qunit-filter-pass");
                  label.innerHTML = "Hide passed tests";
                  toolbar.appendChild( label );
          }
  
          var main = id('qunit-fixture');
          if ( main ) {
                  config.fixture = main.innerHTML;
          }
  
          if (config.autostart) {
                  QUnit.start();
          }
  };
  
  addEvent(window, "load", QUnit.load);
  
  // addEvent(window, "error") gives us a useless event object
  window.onerror = function( message, file, line ) {
          if ( QUnit.config.current ) {
                  QUnit.pushFailure( message, file + ":" + line );
          } else {
                  QUnit.test( "global failure", function() {
                          QUnit.pushFailure( message, file + ":" + line );
                  });
          }
  };
  
  function done() {
          config.autorun = true;
  
          // Log the last module results
          if ( config.currentModule ) {
                  runLoggingCallbacks( 'moduleDone', QUnit, {
                          name: config.currentModule,
                          failed: config.moduleStats.bad,
                          passed: config.moduleStats.all - config.moduleStats.bad,
                          total: config.moduleStats.all
                  } );
          }
  
          var banner = id("qunit-banner"),
                  tests = id("qunit-tests"),
                  runtime = +new Date() - config.started,
                  passed = config.stats.all - config.stats.bad,
                  html = [
                          'Tests completed in ',
                          runtime,
                          ' milliseconds.<br/>',
                          '<span class="passed">',
                          passed,
                          '</span> tests of <span class="total">',
                          config.stats.all,
                          '</span> passed, <span class="failed">',
                          config.stats.bad,
                          '</span> failed.'
                  ].join('');
  
          if ( banner ) {
                  banner.className = (config.stats.bad ? "qunit-fail" : "qunit-pass");
          }
  
          if ( tests ) {
                  id( "qunit-testresult" ).innerHTML = html;
          }
  
          if ( config.altertitle && typeof document !== "undefined" && document.title ) {
                  // show ✖ for good, ✔ for bad suite result in title
                  // use escape sequences in case file gets loaded with non-utf-8-charset
                  document.title = [
                          (config.stats.bad ? "\u2716" : "\u2714"),
                          document.title.replace(/^[\u2714\u2716] /i, "")
                  ].join(" ");
          }
  
          // clear own sessionStorage items if all tests passed
          if ( config.reorder && defined.sessionStorage && config.stats.bad === 0 ) {
                  for (var key in sessionStorage) {
                          if (sessionStorage.hasOwnProperty(key) && key.indexOf("qunit-test-") === 0 ) {
                                  sessionStorage.removeItem(key);
                          }
                  }
          }
  
          runLoggingCallbacks( 'done', QUnit, {
                  failed: config.stats.bad,
                  passed: passed,
                  total: config.stats.all,
                  runtime: runtime
          } );
  }
  
  function validTest( name ) {
          var filter = config.filter,
                  run = false;
  
          if ( !filter ) {
                  return true;
          }
  
          var not = filter.charAt( 0 ) === "!";
          if ( not ) {
                  filter = filter.slice( 1 );
          }
  
          if ( name.indexOf( filter ) !== -1 ) {
                  return !not;
          }
  
          if ( not ) {
                  run = true;
          }
  
          return run;
  }
  
  // so far supports only Firefox, Chrome and Opera (buggy)
  // could be extended in the future to use something like github.com/csnover/TraceKit
  function extractStacktrace( e, offset ) {
          offset = offset || 3;
          if (e.stacktrace) {
                  // Opera
                  return e.stacktrace.split("\n")[offset + 3];
          } else if (e.stack) {
                  // Firefox, Chrome
                  var stack = e.stack.split("\n");
                  if (/^error/i.test(stack[0])) {
                          stack.shift();
                  }
                  return stack[offset];
          } else if (e.sourceURL) {
                  // Safari, PhantomJS
                  // hopefully one day Safari provides actual stacktraces
                  // exclude useless self-reference for generated Error objects
                  if ( /qunit.js/.test( e.sourceURL ) ) {
                          return;
                  }
                  // for actual exceptions, this is useful
                  return e.sourceURL + ":" + e.line;
          }
  }
  function sourceFromStacktrace(offset) {
          try {
                  throw new Error();
          } catch ( e ) {
                  return extractStacktrace( e, offset );
          }
  }
  
  function escapeInnerText(s) {
          if (!s) {
                  return "";
          }
          s = s + "";
          return s.replace(/[\&<>]/g, function(s) {
                  switch(s) {
                          case "&": return "&amp;";
                          case "<": return "&lt;";
                          case ">": return "&gt;";
                          default: return s;
                  }
          });
  }
  
  function synchronize( callback, last ) {
          config.queue.push( callback );
  
          if ( config.autorun && !config.blocking ) {
                  process(last);
          }
  }
  
  function process( last ) {
          function next() {
                  process( last );
          }
          var start = new Date().getTime();
          config.depth = config.depth ? config.depth + 1 : 1;
  
          while ( config.queue.length && !config.blocking ) {
                  if ( !defined.setTimeout || config.updateRate <= 0 || ( ( new Date().getTime() - start ) < config.updateRate ) ) {
                          config.queue.shift()();
                  } else {
                          window.setTimeout( next, 13 );
                          break;
                  }
          }
          config.depth--;
          if ( last && !config.blocking && !config.queue.length && config.depth === 0 ) {
                  done();
          }
  }
  
  function saveGlobal() {
          config.pollution = [];
  
          if ( config.noglobals ) {
                  for ( var key in window ) {
                          if ( !hasOwn.call( window, key ) ) {
                                  continue;
                          }
                          config.pollution.push( key );
                  }
          }
  }
  
  function checkPollution( name ) {
          var old = config.pollution;
          saveGlobal();
  
          var newGlobals = diff( config.pollution, old );
          if ( newGlobals.length > 0 ) {
                  QUnit.pushFailure( "Introduced global variable(s): " + newGlobals.join(", ") );
          }
  
          var deletedGlobals = diff( old, config.pollution );
          if ( deletedGlobals.length > 0 ) {
                  QUnit.pushFailure( "Deleted global variable(s): " + deletedGlobals.join(", ") );
          }
  }
  
  // returns a new Array with the elements that are in a but not in b
  function diff( a, b ) {
          var result = a.slice();
          for ( var i = 0; i < result.length; i++ ) {
                  for ( var j = 0; j < b.length; j++ ) {
                          if ( result[i] === b[j] ) {
                                  result.splice(i, 1);
                                  i--;
                                  break;
                          }
                  }
          }
          return result;
  }
  
  function extend(a, b) {
          for ( var prop in b ) {
                  if ( b[prop] === undefined ) {
                          delete a[prop];
  
                  // Avoid "Member not found" error in IE8 caused by setting window.constructor
                  } else if ( prop !== "constructor" || a !== window ) {
                          a[prop] = b[prop];
                  }
          }
  
          return a;
  }
  
  function addEvent(elem, type, fn) {
          if ( elem.addEventListener ) {
                  elem.addEventListener( type, fn, false );
          } else if ( elem.attachEvent ) {
                  elem.attachEvent( "on" + type, fn );
          } else {
                  fn();
          }
  }
  
  function id(name) {
          return !!(typeof document !== "undefined" && document && document.getElementById) &&
                  document.getElementById( name );
  }
  
  function registerLoggingCallback(key){
          return function(callback){
                  config[key].push( callback );
          };
  }
  
  // Supports deprecated method of completely overwriting logging callbacks
  function runLoggingCallbacks(key, scope, args) {
          //debugger;
          var callbacks;
          if ( QUnit.hasOwnProperty(key) ) {
                  QUnit[key].call(scope, args);
          } else {
                  callbacks = config[key];
                  for( var i = 0; i < callbacks.length; i++ ) {
                          callbacks[i].call( scope, args );
                  }
          }
  }
  
  // Test for equality any JavaScript type.
  // Author: Philippe Rathé <prathe@gmail.com>
  QUnit.equiv = (function() {
  
          var innerEquiv; // the real equiv function
          var callers = []; // stack to decide between skip/abort functions
          var parents = []; // stack to avoiding loops from circular referencing
  
          // Call the o related callback with the given arguments.
          function bindCallbacks(o, callbacks, args) {
                  var prop = QUnit.objectType(o);
                  if (prop) {
                          if (QUnit.objectType(callbacks[prop]) === "function") {
                                  return callbacks[prop].apply(callbacks, args);
                          } else {
                                  return callbacks[prop]; // or undefined
                          }
                  }
          }
  
          var getProto = Object.getPrototypeOf || function (obj) {
                  return obj.__proto__;
          };
  
          var callbacks = (function () {
  
                  // for string, boolean, number and null
                  function useStrictEquality(b, a) {
                          if (b instanceof a.constructor || a instanceof b.constructor) {
                                  // to catch short annotaion VS 'new' annotation of a
                                  // declaration
                                  // e.g. var i = 1;
                                  // var j = new Number(1);
                                  return a == b;
                          } else {
                                  return a === b;
                          }
                  }
  
                  return {
                          "string" : useStrictEquality,
                          "boolean" : useStrictEquality,
                          "number" : useStrictEquality,
                          "null" : useStrictEquality,
                          "undefined" : useStrictEquality,
  
                          "nan" : function(b) {
                                  return isNaN(b);
                          },
  
                          "date" : function(b, a) {
                                  return QUnit.objectType(b) === "date" && a.valueOf() === b.valueOf();
                          },
  
                          "regexp" : function(b, a) {
                                  return QUnit.objectType(b) === "regexp" &&
                                          // the regex itself
                                          a.source === b.source &&
                                          // and its modifers
                                          a.global === b.global &&
                                          // (gmi) ...
                                          a.ignoreCase === b.ignoreCase &&
                                          a.multiline === b.multiline;
                          },
  
                          // - skip when the property is a method of an instance (OOP)
                          // - abort otherwise,
                          // initial === would have catch identical references anyway
                          "function" : function() {
                                  var caller = callers[callers.length - 1];
                                  return caller !== Object && typeof caller !== "undefined";
                          },
  
                          "array" : function(b, a) {
                                  var i, j, loop;
                                  var len;
  
                                  // b could be an object literal here
                                  if (QUnit.objectType(b) !== "array") {
                                          return false;
                                  }
  
                                  len = a.length;
                                  if (len !== b.length) { // safe and faster
                                          return false;
                                  }
  
                                  // track reference to avoid circular references
                                  parents.push(a);
                                  for (i = 0; i < len; i++) {
                                          loop = false;
                                          for (j = 0; j < parents.length; j++) {
                                                  if (parents[j] === a[i]) {
                                                          loop = true;// dont rewalk array
                                                  }
                                          }
                                          if (!loop && !innerEquiv(a[i], b[i])) {
                                                  parents.pop();
                                                  return false;
                                          }
                                  }
                                  parents.pop();
                                  return true;
                          },
  
                          "object" : function(b, a) {
                                  var i, j, loop;
                                  var eq = true; // unless we can proove it
                                  var aProperties = [], bProperties = []; // collection of
                                                                                                                  // strings
  
                                  // comparing constructors is more strict than using
                                  // instanceof
                                  if (a.constructor !== b.constructor) {
                                          // Allow objects with no prototype to be equivalent to
                                          // objects with Object as their constructor.
                                          if (!((getProto(a) === null && getProto(b) === Object.prototype) ||
                                                  (getProto(b) === null && getProto(a) === Object.prototype)))
                                          {
                                                  return false;
                                          }
                                  }
  
                                  // stack constructor before traversing properties
                                  callers.push(a.constructor);
                                  // track reference to avoid circular references
                                  parents.push(a);
  
                                  for (i in a) { // be strict: don't ensures hasOwnProperty
                                                                  // and go deep
                                          loop = false;
                                          for (j = 0; j < parents.length; j++) {
                                                  if (parents[j] === a[i]) {
                                                          // don't go down the same path twice
                                                          loop = true;
                                                  }
                                          }
                                          aProperties.push(i); // collect a's properties
  
                                          if (!loop && !innerEquiv(a[i], b[i])) {
                                                  eq = false;
                                                  break;
                                          }
                                  }
  
                                  callers.pop(); // unstack, we are done
                                  parents.pop();
  
                                  for (i in b) {
                                          bProperties.push(i); // collect b's properties
                                  }
  
                                  // Ensures identical properties name
                                  return eq && innerEquiv(aProperties.sort(), bProperties.sort());
                          }
                  };
          }());
  
          innerEquiv = function() { // can take multiple arguments
                  var args = Array.prototype.slice.apply(arguments);
                  if (args.length < 2) {
                          return true; // end transition
                  }
  
                  return (function(a, b) {
                          if (a === b) {
                                  return true; // catch the most you can
                          } else if (a === null || b === null || typeof a === "undefined" ||
                                          typeof b === "undefined" ||
                                          QUnit.objectType(a) !== QUnit.objectType(b)) {
                                  return false; // don't lose time with error prone cases
                          } else {
                                  return bindCallbacks(a, callbacks, [ b, a ]);
                          }
  
                          // apply transition with (1..n) arguments
                  }(args[0], args[1]) && arguments.callee.apply(this, args.splice(1, args.length - 1)));
          };
  
          return innerEquiv;
  
  }());
  
  
jsDump Copyright (c) 2008 Ariel Flesler - aflesler(at)gmail(dot)com | http://flesler.blogspot.com Licensed under BSD (http://www.opensource.org/licenses/bsd-license.php) Date: 5/15/2008 @projectDescription Advanced and extensible data dumping for Javascript.
version: 1.0.0
author: Ariel Flesler gray {http://flesler.blogspot.com/2008/05/jsdump-pretty-dump-of-any-javascript.html}

  
  QUnit.jsDump = (function() {
          function quote( str ) {
                  return '"' + str.toString().replace(/"/g, '\\"') + '"';
          }
          function literal( o ) {
                  return o + '';
          }
          function join( pre, arr, post ) {
                  var s = jsDump.separator(),
                          base = jsDump.indent(),
                          inner = jsDump.indent(1);
                  if ( arr.join ) {
                          arr = arr.join( ',' + s + inner );
                  }
                  if ( !arr ) {
                          return pre + post;
                  }
                  return [ pre, inner + arr, base + post ].join(s);
          }
          function array( arr, stack ) {
                  var i = arr.length, ret = new Array(i);
                  this.up();
                  while ( i-- ) {
                          ret[i] = this.parse( arr[i] , undefined , stack);
                  }
                  this.down();
                  return join( '[', ret, ']' );
          }
  
          var reName = /^function (\w+)/;
  
          var jsDump = {
                  parse: function( obj, type, stack ) { //type is used mostly internally, you can fix a (custom)type in advance
                          stack = stack || [ ];
                          var parser = this.parsers[ type || this.typeOf(obj) ];
                          type = typeof parser;
                          var inStack = inArray(obj, stack);
                          if (inStack != -1) {
                                  return 'recursion('+(inStack - stack.length)+')';
                          }
                          //else
                          if (type == 'function')  {
                                          stack.push(obj);
                                          var res = parser.call( this, obj, stack );
                                          stack.pop();
                                          return res;
                          }
                          // else
                          return (type == 'string') ? parser : this.parsers.error;
                  },
                  typeOf: function( obj ) {
                          var type;
                          if ( obj === null ) {
                                  type = "null";
                          } else if (typeof obj === "undefined") {
                                  type = "undefined";
                          } else if (QUnit.is("RegExp", obj)) {
                                  type = "regexp";
                          } else if (QUnit.is("Date", obj)) {
                                  type = "date";
                          } else if (QUnit.is("Function", obj)) {
                                  type = "function";
                          } else if (typeof obj.setInterval !== undefined && typeof obj.document !== "undefined" && typeof obj.nodeType === "undefined") {
                                  type = "window";
                          } else if (obj.nodeType === 9) {
                                  type = "document";
                          } else if (obj.nodeType) {
                                  type = "node";
                          } else if (
                                  // native arrays
                                  toString.call( obj ) === "[object Array]" ||
                                  // NodeList objects
                                  ( typeof obj.length === "number" && typeof obj.item !== "undefined" && ( obj.length ? obj.item(0) === obj[0] : ( obj.item( 0 ) === null && typeof obj[0] === "undefined" ) ) )
                          ) {
                                  type = "array";
                          } else {
                                  type = typeof obj;
                          }
                          return type;
                  },
                  separator: function() {
                          return this.multiline ?        this.HTML ? '<br />' : '\n' : this.HTML ? '&nbsp;' : ' ';
                  },
                  indent: function( extra ) {// extra can be a number, shortcut for increasing-calling-decreasing
                          if ( !this.multiline ) {
                                  return '';
                          }
                          var chr = this.indentChar;
                          if ( this.HTML ) {
                                  chr = chr.replace(/\t/g,'   ').replace(/ /g,'&nbsp;');
                          }
                          return new Array( this._depth_ + (extra||0) ).join(chr);
                  },
                  up: function( a ) {
                          this._depth_ += a || 1;
                  },
                  down: function( a ) {
                          this._depth_ -= a || 1;
                  },
                  setParser: function( name, parser ) {
                          this.parsers[name] = parser;
                  },
                  // The next 3 are exposed so you can use them
                  quote: quote,
                  literal: literal,
                  join: join,
                  //
                  _depth_: 1,
                  // This is the list of parsers, to modify them, use jsDump.setParser
                  parsers: {
                          window: '[Window]',
                          document: '[Document]',
                          error: '[ERROR]', //when no parser is found, shouldn't happen
                          unknown: '[Unknown]',
                          'null': 'null',
                          'undefined': 'undefined',
                          'function': function( fn ) {
                                  var ret = 'function',
                                          name = 'name' in fn ? fn.name : (reName.exec(fn)||[])[1];//functions never have name in IE
                                  if ( name ) {
                                          ret += ' ' + name;
                                  }
                                  ret += '(';
  
                                  ret = [ ret, QUnit.jsDump.parse( fn, 'functionArgs' ), '){'].join('');
                                  return join( ret, QUnit.jsDump.parse(fn,'functionCode'), '}' );
                          },
                          array: array,
                          nodelist: array,
                          'arguments': array,
                          object: function( map, stack ) {
                                  var ret = [ ], keys, key, val, i;
                                  QUnit.jsDump.up();
                                  if (Object.keys) {
                                          keys = Object.keys( map );
                                  } else {
                                          keys = [];
                                          for (key in map) { keys.push( key ); }
                                  }
                                  keys.sort();
                                  for (i = 0; i < keys.length; i++) {
                                          key = keys[ i ];
                                          val = map[ key ];
                                          ret.push( QUnit.jsDump.parse( key, 'key' ) + ': ' + QUnit.jsDump.parse( val, undefined, stack ) );
                                  }
                                  QUnit.jsDump.down();
                                  return join( '{', ret, '}' );
                          },
                          node: function( node ) {
                                  var open = QUnit.jsDump.HTML ? '&lt;' : '<',
                                          close = QUnit.jsDump.HTML ? '&gt;' : '>';
  
                                  var tag = node.nodeName.toLowerCase(),
                                          ret = open + tag;
  
                                  for ( var a in QUnit.jsDump.DOMAttrs ) {
                                          var val = node[QUnit.jsDump.DOMAttrs[a]];
                                          if ( val ) {
                                                  ret += ' ' + a + '=' + QUnit.jsDump.parse( val, 'attribute' );
                                          }
                                  }
                                  return ret + close + open + '/' + tag + close;
                          },
                          functionArgs: function( fn ) {//function calls it internally, it's the arguments part of the function
                                  var l = fn.length;
                                  if ( !l ) {
                                          return '';
                                  }
  
                                  var args = new Array(l);
                                  while ( l-- ) {
                                          args[l] = String.fromCharCode(97+l);//97 is 'a'
                                  }
                                  return ' ' + args.join(', ') + ' ';
                          },
                          key: quote, //object calls it internally, the key part of an item in a map
                          functionCode: '[code]', //function calls it internally, it's the content of the function
                          attribute: quote, //node calls it internally, it's an html attribute value
                          string: quote,
                          date: quote,
                          regexp: literal, //regex
                          number: literal,
                          'boolean': literal
                  },
                  DOMAttrs:{//attributes to dump from nodes, name=>realName
                          id:'id',
                          name:'name',
                          'class':'className'
                  },
                  HTML:false,//if true, entities are escaped ( <, >, \t, space and \n )
                  indentChar:'  ',//indentation unit
                  multiline:true //if true, items in a collection, are separated by a \n, else just a space.
          };
  
          return jsDump;
  }());
  
  // from Sizzle.js
  function getText( elems ) {
          var ret = "", elem;
  
          for ( var i = 0; elems[i]; i++ ) {
                  elem = elems[i];
  
                  // Get the text from text nodes and CDATA nodes
                  if ( elem.nodeType === 3 || elem.nodeType === 4 ) {
                          ret += elem.nodeValue;
  
                  // Traverse everything else, except comment nodes
                  } else if ( elem.nodeType !== 8 ) {
                          ret += getText( elem.childNodes );
                  }
          }
  
          return ret;
  }
  
  //from jquery.js
  function inArray( elem, array ) {
          if ( array.indexOf ) {
                  return array.indexOf( elem );
          }
  
          for ( var i = 0, length = array.length; i < length; i++ ) {
                  if ( array[ i ] === elem ) {
                          return i;
                  }
          }
  
          return -1;
  }
  
  /*
   * Javascript Diff Algorithm
   *  By John Resig (http://ejohn.org/)
   *  Modified by Chu Alan "sprite"
   *
   * Released under the MIT license.
   *
   * More Info:
   *  http://ejohn.org/projects/javascript-diff-algorithm/
   *
   * Usage: QUnit.diff(expected, actual)
   *
   * QUnit.diff("the quick brown fox jumped over", "the quick fox jumps over") == "the  quick <del>brown </del> fox <del>jumped </del><ins>jumps </ins> over"
   */
  QUnit.diff = (function() {
          function diff(o, n) {
                  var ns = {};
                  var os = {};
                  var i;
  
                  for (i = 0; i < n.length; i++) {
                          if (ns[n[i]] == null) {
                                  ns[n[i]] = {
                                          rows: [],
                                          o: null
                                  };
                          }
                          ns[n[i]].rows.push(i);
                  }
  
                  for (i = 0; i < o.length; i++) {
                          if (os[o[i]] == null) {
                                  os[o[i]] = {
                                          rows: [],
                                          n: null
                                  };
                          }
                          os[o[i]].rows.push(i);
                  }
  
                  for (i in ns) {
                          if ( !hasOwn.call( ns, i ) ) {
                                  continue;
                          }
                          if (ns[i].rows.length == 1 && typeof(os[i]) != "undefined" && os[i].rows.length == 1) {
                                  n[ns[i].rows[0]] = {
                                          text: n[ns[i].rows[0]],
                                          row: os[i].rows[0]
                                  };
                                  o[os[i].rows[0]] = {
                                          text: o[os[i].rows[0]],
                                          row: ns[i].rows[0]
                                  };
                          }
                  }
  
                  for (i = 0; i < n.length - 1; i++) {
                          if (n[i].text != null && n[i + 1].text == null && n[i].row + 1 < o.length && o[n[i].row + 1].text == null &&
                          n[i + 1] == o[n[i].row + 1]) {
                                  n[i + 1] = {
                                          text: n[i + 1],
                                          row: n[i].row + 1
                                  };
                                  o[n[i].row + 1] = {
                                          text: o[n[i].row + 1],
                                          row: i + 1
                                  };
                          }
                  }
  
                  for (i = n.length - 1; i > 0; i--) {
                          if (n[i].text != null && n[i - 1].text == null && n[i].row > 0 && o[n[i].row - 1].text == null &&
                          n[i - 1] == o[n[i].row - 1]) {
                                  n[i - 1] = {
                                          text: n[i - 1],
                                          row: n[i].row - 1
                                  };
                                  o[n[i].row - 1] = {
                                          text: o[n[i].row - 1],
                                          row: i - 1
                                  };
                          }
                  }
  
                  return {
                          o: o,
                          n: n
                  };
          }
  
          return function(o, n) {
                  o = o.replace(/\s+/, '');
                  n = n.replace(/\s+/, '');
                  var out = diff(o === "" ? [] : o.split(/\s+/), n === "" ? [] : n.split(/\s+/));
  
                  var str = "";
                  var i;
  
                  var oSpace = o.match(/\s+/g);
                  if (oSpace == null) {
                          oSpace = [" "];
                  }
                  else {
                          oSpace.push(" ");
                  }
                  var nSpace = n.match(/\s+/g);
                  if (nSpace == null) {
                          nSpace = [" "];
                  }
                  else {
                          nSpace.push(" ");
                  }
  
                  if (out.n.length === 0) {
                          for (i = 0; i < out.o.length; i++) {
                                  str += '<del>' + out.o[i] + oSpace[i] + "</del>";
                          }
                  }
                  else {
                          if (out.n[0].text == null) {
                                  for (n = 0; n < out.o.length && out.o[n].text == null; n++) {
                                          str += '<del>' + out.o[n] + oSpace[n] + "</del>";
                                  }
                          }
  
                          for (i = 0; i < out.n.length; i++) {
                                  if (out.n[i].text == null) {
                                          str += '<ins>' + out.n[i] + nSpace[i] + "</ins>";
                                  }
                                  else {
                                          var pre = "";
  
                                          for (n = out.n[i].row + 1; n < out.o.length && out.o[n].text == null; n++) {
                                                  pre += '<del>' + out.o[n] + oSpace[n] + "</del>";
                                          }
                                          str += " " + out.n[i].text + nSpace[i] + pre;
                                  }
                          }
                  }
  
                  return str;
          };
  }());
  
  // for CommonJS enviroments, export everything
  if ( typeof exports !== "undefined" || typeof require !== "undefined" ) {
          extend(exports, QUnit);
  }
  
  // get at whatever the global object is, like window in browsers
  }( (function() {return this;}.call()) ));
  


(C) Æliens 04/09/2009

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