text: /*
  Copyright (c) 2010, Yahoo! Inc. All rights reserved.
  Code licensed under the BSD License:
  http://developer.yahoo.com/yui/license.html
  version: 2.8.2r1
  */
  YAHOO.namespace("tool");
  
  //-----------------------------------------------------------------------------
  // TestCase object
  //-----------------------------------------------------------------------------
  (function(){
      
      //used for autogenerating test case names
      var tempId = 0;
      
      /**
       * Test case containing various tests to run.
       * @param template An object containing any number of test methods, other methods,
       *                 an optional name, and anything else the test case needs.
       * @class TestCase
       * @namespace YAHOO.tool
       * @constructor
       */
      YAHOO.tool.TestCase = function (template /*:Object*/) {
          
          /**
           * Special rules for the test case. Possible subobjects
           * are fail, for tests that should fail, and error, for
           * tests that should throw an error.
           */
          this._should /*:Object*/ = {};
          
          //copy over all properties from the template to this object
          for (var prop in template) {
              this[prop] = template[prop];
          }    
          
          //check for a valid name
          if (!YAHOO.lang.isString(this.name)){
              /**
               * Name for the test case.
               */
              this.name /*:String*/ = "testCase" + (tempId++);
          }
      
      };
      
      
      YAHOO.tool.TestCase.prototype = {  
      
          /**
           * Resumes a paused test and runs the given function.
           * @param {Function} segment (Optional) The function to run.
           *      If omitted, the test automatically passes.
           * @return {Void}
           * @method resume
           */
          resume : function (segment /*:Function*/) /*:Void*/ {
              YAHOO.tool.TestRunner.resume(segment);
          },
      
          /**
           * Causes the test case to wait a specified amount of time and then
           * continue executing the given code.
           * @param {Function} segment (Optional) The function to run after the delay.
           *      If omitted, the TestRunner will wait until resume() is called.
           * @param {int} delay (Optional) The number of milliseconds to wait before running
           *      the function. If omitted, defaults to zero.
           * @return {Void}
           * @method wait
           */
          wait : function (segment /*:Function*/, delay /*:int*/) /*:Void*/{
              var args = arguments;
              if (YAHOO.lang.isFunction(args[0])){
                  throw new YAHOO.tool.TestCase.Wait(args[0], args[1]);
              } else {
                  throw new YAHOO.tool.TestCase.Wait(function(){
                      YAHOO.util.Assert.fail("Timeout: wait() called but resume() never called.");
                  }, (YAHOO.lang.isNumber(args[0]) ? args[0] : 10000));
              }            
          },
      
          //-------------------------------------------------------------------------
          // Stub Methods
          //-------------------------------------------------------------------------
      
          /**
           * Function to run before each test is executed.
           * @return {Void}
           * @method setUp
           */
          setUp : function () /*:Void*/ {
          },
          
          /**
           * Function to run after each test is executed.
           * @return {Void}
           * @method tearDown
           */
          tearDown: function () /*:Void*/ {    
          }
      };
      
      /**
       * Represents a stoppage in test execution to wait for an amount of time before
       * continuing.
       * @param {Function} segment A function to run when the wait is over.
       * @param {int} delay The number of milliseconds to wait before running the code.
       * @class Wait
       * @namespace YAHOO.tool.TestCase
       * @constructor
       *
       */
      YAHOO.tool.TestCase.Wait = function (segment /*:Function*/, delay /*:int*/) {
          
          /**
           * The segment of code to run when the wait is over.
           * @type Function
           * @property segment
           */
          this.segment /*:Function*/ = (YAHOO.lang.isFunction(segment) ? segment : null);
      
          /**
           * The delay before running the segment of code.
           * @type int
           * @property delay
           */
          this.delay /*:int*/ = (YAHOO.lang.isNumber(delay) ? delay : 0);
      
      };
  
  })();
  YAHOO.namespace("tool");
  
  
  //-----------------------------------------------------------------------------
  // TestSuite object
  //-----------------------------------------------------------------------------
  
  /**
   * A test suite that can contain a collection of TestCase and TestSuite objects.
   * @param {String||Object} data The name of the test suite or an object containing
   *      a name property as well as setUp and tearDown methods.
   * @namespace YAHOO.tool
   * @class TestSuite
   * @constructor
   */
  YAHOO.tool.TestSuite = function (data /*:String||Object*/) {
  
      /**
       * The name of the test suite.
       * @type String
       * @property name
       */
      this.name /*:String*/ = "";
  
      /**
       * Array of test suites and
       * @private
       */
      this.items /*:Array*/ = [];
  
      //initialize the properties
      if (YAHOO.lang.isString(data)){
          this.name = data;
      } else if (YAHOO.lang.isObject(data)){
          YAHOO.lang.augmentObject(this, data, true);
      }
  
      //double-check name
      if (this.name === ""){
          this.name = YAHOO.util.Dom.generateId(null, "testSuite");
      }
  
  };
  
  YAHOO.tool.TestSuite.prototype = {
      
      /**
       * Adds a test suite or test case to the test suite.
       * @param {YAHOO.tool.TestSuite||YAHOO.tool.TestCase} testObject The test suite or test case to add.
       * @return {Void}
       * @method add
       */
      add : function (testObject /*:YAHOO.tool.TestSuite*/) /*:Void*/ {
          if (testObject instanceof YAHOO.tool.TestSuite || testObject instanceof YAHOO.tool.TestCase) {
              this.items.push(testObject);
          }
      },
      
      //-------------------------------------------------------------------------
      // Stub Methods
      //-------------------------------------------------------------------------
  
      /**
       * Function to run before each test is executed.
       * @return {Void}
       * @method setUp
       */
      setUp : function () /*:Void*/ {
      },
      
      /**
       * Function to run after each test is executed.
       * @return {Void}
       * @method tearDown
       */
      tearDown: function () /*:Void*/ {
      }
      
  };
  YAHOO.namespace("tool");
  
  /**
   * The YUI test tool
   * @module yuitest
   * @namespace YAHOO.tool
   * @requires yahoo,dom,event,logger
   * @optional event-simulte
   */
  
  
  //-----------------------------------------------------------------------------
  // TestRunner object
  //-----------------------------------------------------------------------------
  
  
  YAHOO.tool.TestRunner = (function(){
  
      /**
       * A node in the test tree structure. May represent a TestSuite, TestCase, or
       * test function.
       * @param {Variant} testObject A TestSuite, TestCase, or the name of a test function.
       * @class TestNode
       * @constructor
       * @private
       */
      function TestNode(testObject /*:Variant*/){
      
          /**
           * The TestSuite, TestCase, or test function represented by this node.
           * @type Variant
           * @property testObject
           */
          this.testObject = testObject;
          
          /**
           * Pointer to this node's first child.
           * @type TestNode
           * @property firstChild
           */        
          this.firstChild /*:TestNode*/ = null;
          
          /**
           * Pointer to this node's last child.
           * @type TestNode
           * @property lastChild
           */        
          this.lastChild = null;
          
          /**
           * Pointer to this node's parent.
           * @type TestNode
           * @property parent
           */        
          this.parent = null; 
     
          /**
           * Pointer to this node's next sibling.
           * @type TestNode
           * @property next
           */        
          this.next = null;
          
          /**
           * Test results for this test object.
           * @type object
           * @property results
           */                
          this.results /*:Object*/ = {
              passed : 0,
              failed : 0,
              total : 0,
              ignored : 0
          };
          
          //initialize results
          if (testObject instanceof YAHOO.tool.TestSuite){
              this.results.type = "testsuite";
              this.results.name = testObject.name;
          } else if (testObject instanceof YAHOO.tool.TestCase){
              this.results.type = "testcase";
              this.results.name = testObject.name;
          }
         
      }
      
      TestNode.prototype = {
      
          /**
           * Appends a new test object (TestSuite, TestCase, or test function name) as a child
           * of this node.
           * @param {Variant} testObject A TestSuite, TestCase, or the name of a test function.
           * @return {Void}
           */
          appendChild : function (testObject /*:Variant*/) /*:Void*/{
              var node = new TestNode(testObject);
              if (this.firstChild === null){
                  this.firstChild = this.lastChild = node;
              } else {
                  this.lastChild.next = node;
                  this.lastChild = node;
              }
              node.parent = this;
              return node;
          }       
      };
  
      /**
       * Runs test suites and test cases, providing events to allowing for the
       * interpretation of test results.
       * @namespace YAHOO.tool
       * @class TestRunner
       * @static
       */
      function TestRunner(){
      
          //inherit from EventProvider
          TestRunner.superclass.constructor.apply(this,arguments);
          
          /**
           * Suite on which to attach all TestSuites and TestCases to be run.
           * @type YAHOO.tool.TestSuite
           * @property masterSuite
           * @private
           * @static
           */
          this.masterSuite /*:YAHOO.tool.TestSuite*/ = new YAHOO.tool.TestSuite("YUI Test Results");        
  
          /**
           * Pointer to the current node in the test tree.
           * @type TestNode
           * @private
           * @property _cur
           * @static
           */
          this._cur = null;
          
          /**
           * Pointer to the root node in the test tree.
           * @type TestNode
           * @private
           * @property _root
           * @static
           */
          this._root = null;
          
          //create events
          var events /*:Array*/ = [
              this.TEST_CASE_BEGIN_EVENT,
              this.TEST_CASE_COMPLETE_EVENT,
              this.TEST_SUITE_BEGIN_EVENT,
              this.TEST_SUITE_COMPLETE_EVENT,
              this.TEST_PASS_EVENT,
              this.TEST_FAIL_EVENT,
              this.TEST_IGNORE_EVENT,
              this.COMPLETE_EVENT,
              this.BEGIN_EVENT
          ];
          for (var i=0; i < events.length; i++){
              this.createEvent(events[i], { scope: this });
          }       
     
      }
      
      YAHOO.lang.extend(TestRunner, YAHOO.util.EventProvider, {
      
          //-------------------------------------------------------------------------
          // Constants
          //-------------------------------------------------------------------------
           
          /**
           * Fires when a test case is opened but before the first 
           * test is executed.
           * @event testcasebegin
           */         
          TEST_CASE_BEGIN_EVENT /*:String*/ : "testcasebegin",
          
          /**
           * Fires when all tests in a test case have been executed.
           * @event testcasecomplete
           */        
          TEST_CASE_COMPLETE_EVENT /*:String*/ : "testcasecomplete",
          
          /**
           * Fires when a test suite is opened but before the first 
           * test is executed.
           * @event testsuitebegin
           */        
          TEST_SUITE_BEGIN_EVENT /*:String*/ : "testsuitebegin",
          
          /**
           * Fires when all test cases in a test suite have been
           * completed.
           * @event testsuitecomplete
           */        
          TEST_SUITE_COMPLETE_EVENT /*:String*/ : "testsuitecomplete",
          
          /**
           * Fires when a test has passed.
           * @event pass
           */        
          TEST_PASS_EVENT /*:String*/ : "pass",
          
          /**
           * Fires when a test has failed.
           * @event fail
           */        
          TEST_FAIL_EVENT /*:String*/ : "fail",
          
          /**
           * Fires when a test has been ignored.
           * @event ignore
           */        
          TEST_IGNORE_EVENT /*:String*/ : "ignore",
          
          /**
           * Fires when all test suites and test cases have been completed.
           * @event complete
           */        
          COMPLETE_EVENT /*:String*/ : "complete",
          
          /**
           * Fires when the run() method is called.
           * @event begin
           */        
          BEGIN_EVENT /*:String*/ : "begin",    
          
          //-------------------------------------------------------------------------
          // Test Tree-Related Methods
          //-------------------------------------------------------------------------
  
          /**
           * Adds a test case to the test tree as a child of the specified node.
           * @param {TestNode} parentNode The node to add the test case to as a child.
           * @param {YAHOO.tool.TestCase} testCase The test case to add.
           * @return {Void}
           * @static
           * @private
           * @method _addTestCaseToTestTree
           */
         _addTestCaseToTestTree : function (parentNode /*:TestNode*/, testCase /*:YAHOO.tool.TestCase*/) /*:Void*/{
              
              //add the test suite
              var node = parentNode.appendChild(testCase);
              
              //iterate over the items in the test case
              for (var prop in testCase){
                  if (prop.indexOf("test") === 0 && YAHOO.lang.isFunction(testCase[prop])){
                      node.appendChild(prop);
                  }
              }
           
          },
          
          /**
           * Adds a test suite to the test tree as a child of the specified node.
           * @param {TestNode} parentNode The node to add the test suite to as a child.
           * @param {YAHOO.tool.TestSuite} testSuite The test suite to add.
           * @return {Void}
           * @static
           * @private
           * @method _addTestSuiteToTestTree
           */
          _addTestSuiteToTestTree : function (parentNode /*:TestNode*/, testSuite /*:YAHOO.tool.TestSuite*/) /*:Void*/ {
              
              //add the test suite
              var node = parentNode.appendChild(testSuite);
              
              //iterate over the items in the master suite
              for (var i=0; i < testSuite.items.length; i++){
                  if (testSuite.items[i] instanceof YAHOO.tool.TestSuite) {
                      this._addTestSuiteToTestTree(node, testSuite.items[i]);
                  } else if (testSuite.items[i] instanceof YAHOO.tool.TestCase) {
                      this._addTestCaseToTestTree(node, testSuite.items[i]);
                  }                   
              }            
          },
          
          /**
           * Builds the test tree based on items in the master suite. The tree is a hierarchical
           * representation of the test suites, test cases, and test functions. The resulting tree
           * is stored in _root and the pointer _cur is set to the root initially.
           * @return {Void}
           * @static
           * @private
           * @method _buildTestTree
           */
          _buildTestTree : function () /*:Void*/ {
          
              this._root = new TestNode(this.masterSuite);
              this._cur = this._root;
              
              //iterate over the items in the master suite
              for (var i=0; i < this.masterSuite.items.length; i++){
                  if (this.masterSuite.items[i] instanceof YAHOO.tool.TestSuite) {
                      this._addTestSuiteToTestTree(this._root, this.masterSuite.items[i]);
                  } else if (this.masterSuite.items[i] instanceof YAHOO.tool.TestCase) {
                      this._addTestCaseToTestTree(this._root, this.masterSuite.items[i]);
                  }                   
              }            
          
          }, 
      
          //-------------------------------------------------------------------------
          // Private Methods
          //-------------------------------------------------------------------------
          
          /**
           * Handles the completion of a test object's tests. Tallies test results 
           * from one level up to the next.
           * @param {TestNode} node The TestNode representing the test object.
           * @return {Void}
           * @method _handleTestObjectComplete
           * @private
           * @static
           */
          _handleTestObjectComplete : function (node /*:TestNode*/) /*:Void*/ {
              if (YAHOO.lang.isObject(node.testObject)){
                  node.parent.results.passed += node.results.passed;
                  node.parent.results.failed += node.results.failed;
                  node.parent.results.total += node.results.total;                
                  node.parent.results.ignored += node.results.ignored;                
                  node.parent.results[node.testObject.name] = node.results;
              
                  if (node.testObject instanceof YAHOO.tool.TestSuite){
                      node.testObject.tearDown();
                      this.fireEvent(this.TEST_SUITE_COMPLETE_EVENT, { testSuite: node.testObject, results: node.results});
                  } else if (node.testObject instanceof YAHOO.tool.TestCase){
                      this.fireEvent(this.TEST_CASE_COMPLETE_EVENT, { testCase: node.testObject, results: node.results});
                  }      
              } 
          },                
          
          //-------------------------------------------------------------------------
          // Navigation Methods
          //-------------------------------------------------------------------------
          
          /**
           * Retrieves the next node in the test tree.
           * @return {TestNode} The next node in the test tree or null if the end is reached.
           * @private
           * @static
           * @method _next
           */
          _next : function () /*:TestNode*/ {
          
              if (this._cur.firstChild) {
                  this._cur = this._cur.firstChild;
              } else if (this._cur.next) {
                  this._cur = this._cur.next;            
              } else {
                  while (this._cur && !this._cur.next && this._cur !== this._root){
                      this._handleTestObjectComplete(this._cur);
                      this._cur = this._cur.parent;
                  }
                  
                  if (this._cur == this._root){
                      this._cur.results.type = "report";
                      this._cur.results.timestamp = (new Date()).toLocaleString();
                      this._cur.results.duration = (new Date()) - this._cur.results.duration;
                      this.fireEvent(this.COMPLETE_EVENT, { results: this._cur.results});
                      this._cur = null;
                  } else {
                      this._handleTestObjectComplete(this._cur);               
                      this._cur = this._cur.next;                
                  }
              }
          
              return this._cur;
          },
          
          /**
           * Runs a test case or test suite, returning the results.
           * @param {YAHOO.tool.TestCase|YAHOO.tool.TestSuite} testObject The test case or test suite to run.
           * @return {Object} Results of the execution with properties passed, failed, and total.
           * @private
           * @method _run
           * @static
           */
          _run : function () /*:Void*/ {
          
              //flag to indicate if the TestRunner should wait before continuing
              var shouldWait /*:Boolean*/ = false;
              
              //get the next test node
              var node = this._next();
              
              if (node !== null) {
                  var testObject = node.testObject;
                  
                  //figure out what to do
                  if (YAHOO.lang.isObject(testObject)){
                      if (testObject instanceof YAHOO.tool.TestSuite){
                          this.fireEvent(this.TEST_SUITE_BEGIN_EVENT, { testSuite: testObject });
                          testObject.setUp();
                      } else if (testObject instanceof YAHOO.tool.TestCase){
                          this.fireEvent(this.TEST_CASE_BEGIN_EVENT, { testCase: testObject });
                      }
                      
                      //some environments don't support setTimeout
                      if (typeof setTimeout != "undefined"){                    
                          setTimeout(function(){
                              YAHOO.tool.TestRunner._run();
                          }, 0);
                      } else {
                          this._run();
                      }
                  } else {
                      this._runTest(node);
                  }
  
              }
          },
          
          _resumeTest : function (segment /*:Function*/) /*:Void*/ {
          
              //get relevant information
              var node /*:TestNode*/ = this._cur;
              var testName /*:String*/ = node.testObject;
              var testCase /*:YAHOO.tool.TestCase*/ = node.parent.testObject;
              
              //cancel other waits if available
              if (testCase.__yui_wait){
                  clearTimeout(testCase.__yui_wait);
                  delete testCase.__yui_wait;
              }            
              
              //get the "should" test cases
              var shouldFail /*:Object*/ = (testCase._should.fail || {})[testName];
              var shouldError /*:Object*/ = (testCase._should.error || {})[testName];
              
              //variable to hold whether or not the test failed
              var failed /*:Boolean*/ = false;
              var error /*:Error*/ = null;
                  
              //try the test
              try {
              
                  //run the test
                  segment.apply(testCase);
                  
                  //if it should fail, and it got here, then it's a fail because it didn't
                  if (shouldFail){
                      error = new YAHOO.util.ShouldFail();
                      failed = true;
                  } else if (shouldError){
                      error = new YAHOO.util.ShouldError();
                      failed = true;
                  }
                             
              } catch (thrown /*:Error*/){
                  if (thrown instanceof YAHOO.util.AssertionError) {
                      if (!shouldFail){
                          error = thrown;
                          failed = true;
                      }
                  } else if (thrown instanceof YAHOO.tool.TestCase.Wait){
                  
                      if (YAHOO.lang.isFunction(thrown.segment)){
                          if (YAHOO.lang.isNumber(thrown.delay)){
                          
                              //some environments don't support setTimeout
                              if (typeof setTimeout != "undefined"){
                                  testCase.__yui_wait = setTimeout(function(){
                                      YAHOO.tool.TestRunner._resumeTest(thrown.segment);
                                  }, thrown.delay);                             
                              } else {
                                  throw new Error("Asynchronous tests not supported in this environment.");
                              }
                          }
                      }
                      
                      return;
                  
                  } else {
                      //first check to see if it should error
                      if (!shouldError) {                        
                          error = new YAHOO.util.UnexpectedError(thrown);
                          failed = true;
                      } else {
                          //check to see what type of data we have
                          if (YAHOO.lang.isString(shouldError)){
                              
                              //if it's a string, check the error message
                              if (thrown.message != shouldError){
                                  error = new YAHOO.util.UnexpectedError(thrown);
                                  failed = true;                                    
                              }
                          } else if (YAHOO.lang.isFunction(shouldError)){
                          
                              //if it's a function, see if the error is an instance of it
                              if (!(thrown instanceof shouldError)){
                                  error = new YAHOO.util.UnexpectedError(thrown);
                                  failed = true;
                              }
                          
                          } else if (YAHOO.lang.isObject(shouldError)){
                          
                              //if it's an object, check the instance and message
                              if (!(thrown instanceof shouldError.constructor) || 
                                      thrown.message != shouldError.message){
                                  error = new YAHOO.util.UnexpectedError(thrown);
                                  failed = true;                                    
                              }
                          
                          }
                      
                      }
                  }
                  
              }
              
              //fireEvent appropriate event
              if (failed) {
                  this.fireEvent(this.TEST_FAIL_EVENT, { testCase: testCase, testName: testName, error: error });
              } else {
                  this.fireEvent(this.TEST_PASS_EVENT, { testCase: testCase, testName: testName });
              }
              
              //run the tear down
              testCase.tearDown();
              
              //update results
              node.parent.results[testName] = { 
                  result: failed ? "fail" : "pass",
                  message: error ? error.getMessage() : "Test passed",
                  type: "test",
                  name: testName
              };
              
              if (failed){
                  node.parent.results.failed++;
              } else {
                  node.parent.results.passed++;
              }
              node.parent.results.total++;
  
              //set timeout not supported in all environments
              if (typeof setTimeout != "undefined"){
                  setTimeout(function(){
                      YAHOO.tool.TestRunner._run();
                  }, 0);
              } else {
                  this._run();
              }
          
          },
                  
          /**
           * Runs a single test based on the data provided in the node.
           * @param {TestNode} node The TestNode representing the test to run.
           * @return {Void}
           * @static
           * @private
           * @name _runTest
           */
          _runTest : function (node /*:TestNode*/) /*:Void*/ {
          
              //get relevant information
              var testName /*:String*/ = node.testObject;
              var testCase /*:YAHOO.tool.TestCase*/ = node.parent.testObject;
              var test /*:Function*/ = testCase[testName];
              
              //get the "should" test cases
              var shouldIgnore /*:Object*/ = (testCase._should.ignore || {})[testName];
              
              //figure out if the test should be ignored or not
              if (shouldIgnore){
              
                  //update results
                  node.parent.results[testName] = { 
                      result: "ignore",
                      message: "Test ignored",
                      type: "test",
                      name: testName
                  };
                  
                  node.parent.results.ignored++;
                  node.parent.results.total++;
              
                  this.fireEvent(this.TEST_IGNORE_EVENT, { testCase: testCase, testName: testName });
                  
                  //some environments don't support setTimeout
                  if (typeof setTimeout != "undefined"){                    
                      setTimeout(function(){
                          YAHOO.tool.TestRunner._run();
                      }, 0);              
                  } else {
                      this._run();
                  }
  
              } else {
              
                  //run the setup
                  testCase.setUp();
                  
                  //now call the body of the test
                  this._resumeTest(test);                
              }
  
          },        
          
          //-------------------------------------------------------------------------
          // Protected Methods
          //-------------------------------------------------------------------------   
      
          /**
           * Fires events for the TestRunner. This overrides the default fireEvent()
           * method from EventProvider to add the type property to the data that is
           * passed through on each event call.
           * @param {String} type The type of event to fire.
           * @param {Object} data (Optional) Data for the event.
           * @method fireEvent
           * @static
           * @protected
           */
          fireEvent : function (type /*:String*/, data /*:Object*/) /*:Void*/ {
              data = data || {};
              data.type = type;
              TestRunner.superclass.fireEvent.call(this, type, data);
          },
          
          //-------------------------------------------------------------------------
          // Public Methods
          //-------------------------------------------------------------------------   
      
          /**
           * Adds a test suite or test case to the list of test objects to run.
           * @param testObject Either a TestCase or a TestSuite that should be run.
           * @return {Void}
           * @method add
           * @static
           */
          add : function (testObject /*:Object*/) /*:Void*/ {
              this.masterSuite.add(testObject);
          },
          
          /**
           * Removes all test objects from the runner.
           * @return {Void}
           * @method clear
           * @static
           */
          clear : function () /*:Void*/ {
              this.masterSuite.items = [];
          },
          
          /**
           * Resumes the TestRunner after wait() was called.
           * @param {Function} segment The function to run as the rest
           *      of the haulted test.
           * @return {Void}
           * @method resume
           * @static
           */
          resume : function (segment /*:Function*/) /*:Void*/ {
              this._resumeTest(segment || function(){});
          },
      
          /**
           * Runs the test suite.
           * @return {Void}
           * @method run
           * @static
           */
          run : function (testObject /*:Object*/) /*:Void*/ {
              
              //pointer to runner to avoid scope issues 
              var runner = YAHOO.tool.TestRunner;
  
              //build the test tree
              runner._buildTestTree();
              
              //set when the test started
              runner._root.results.duration = (new Date()).getTime();
              
              //fire the begin event
              runner.fireEvent(runner.BEGIN_EVENT);
         
              //begin the testing
              runner._run();
          }    
      });
      
      return new TestRunner();
      
  })();
  YAHOO.namespace("util");
  
  //-----------------------------------------------------------------------------
  // Assert object
  //-----------------------------------------------------------------------------
  
  /**
   * The Assert object provides functions to test JavaScript values against
   * known and expected results. Whenever a comparison (assertion) fails,
   * an error is thrown.
   *
   * @namespace YAHOO.util
   * @class Assert
   * @static
   */
  YAHOO.util.Assert = {
  
      //-------------------------------------------------------------------------
      // Helper Methods
      //-------------------------------------------------------------------------
      
      /**
       * Formats a message so that it can contain the original assertion message
       * in addition to the custom message.
       * @param {String} customMessage The message passed in by the developer.
       * @param {String} defaultMessage The message created by the error by default.
       * @return {String} The final error message, containing either or both.
       * @protected
       * @static
       * @method _formatMessage
       */
      _formatMessage : function (customMessage /*:String*/, defaultMessage /*:String*/) /*:String*/ {
          var message = customMessage;
          if (YAHOO.lang.isString(customMessage) && customMessage.length > 0){
              return YAHOO.lang.substitute(customMessage, { message: defaultMessage });
          } else {
              return defaultMessage;
          }        
      },
      
      //-------------------------------------------------------------------------
      // Generic Assertion Methods
      //-------------------------------------------------------------------------
      
      /** 
       * Forces an assertion error to occur.
       * @param {String} message (Optional) The message to display with the failure.
       * @method fail
       * @static
       */
      fail : function (message /*:String*/) /*:Void*/ {
          throw new YAHOO.util.AssertionError(this._formatMessage(message, "Test force-failed."));
      },       
      
      //-------------------------------------------------------------------------
      // Equality Assertion Methods
      //-------------------------------------------------------------------------    
      
      /**
       * Asserts that a value is equal to another. This uses the double equals sign
       * so type cohersion may occur.
       * @param {Object} expected The expected value.
       * @param {Object} actual The actual value to test.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method areEqual
       * @static
       */
      areEqual : function (expected /*:Object*/, actual /*:Object*/, message /*:String*/) /*:Void*/ {
          if (expected != actual) {
              throw new YAHOO.util.ComparisonFailure(this._formatMessage(message, "Values should be equal."), expected, actual);
          }
      },
      
      /**
       * Asserts that a value is not equal to another. This uses the double equals sign
       * so type cohersion may occur.
       * @param {Object} unexpected The unexpected value.
       * @param {Object} actual The actual value to test.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method areNotEqual
       * @static
       */
      areNotEqual : function (unexpected /*:Object*/, actual /*:Object*/, 
                           message /*:String*/) /*:Void*/ {
          if (unexpected == actual) {
              throw new YAHOO.util.UnexpectedValue(this._formatMessage(message, "Values should not be equal."), unexpected);
          }
      },
      
      /**
       * Asserts that a value is not the same as another. This uses the triple equals sign
       * so no type cohersion may occur.
       * @param {Object} unexpected The unexpected value.
       * @param {Object} actual The actual value to test.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method areNotSame
       * @static
       */
      areNotSame : function (unexpected /*:Object*/, actual /*:Object*/, message /*:String*/) /*:Void*/ {
          if (unexpected === actual) {
              throw new YAHOO.util.UnexpectedValue(this._formatMessage(message, "Values should not be the same."), unexpected);
          }
      },
  
      /**
       * Asserts that a value is the same as another. This uses the triple equals sign
       * so no type cohersion may occur.
       * @param {Object} expected The expected value.
       * @param {Object} actual The actual value to test.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method areSame
       * @static
       */
      areSame : function (expected /*:Object*/, actual /*:Object*/, message /*:String*/) /*:Void*/ {
          if (expected !== actual) {
              throw new YAHOO.util.ComparisonFailure(this._formatMessage(message, "Values should be the same."), expected, actual);
          }
      },    
      
      //-------------------------------------------------------------------------
      // Boolean Assertion Methods
      //-------------------------------------------------------------------------    
      
      /**
       * Asserts that a value is false. This uses the triple equals sign
       * so no type cohersion may occur.
       * @param {Object} actual The actual value to test.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method isFalse
       * @static
       */
      isFalse : function (actual /*:Boolean*/, message /*:String*/) {
          if (false !== actual) {
              throw new YAHOO.util.ComparisonFailure(this._formatMessage(message, "Value should be false."), false, actual);
          }
      },
      
      /**
       * Asserts that a value is true. This uses the triple equals sign
       * so no type cohersion may occur.
       * @param {Object} actual The actual value to test.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method isTrue
       * @static
       */
      isTrue : function (actual /*:Boolean*/, message /*:String*/) /*:Void*/ {
          if (true !== actual) {
              throw new YAHOO.util.ComparisonFailure(this._formatMessage(message, "Value should be true."), true, actual);
          }
  
      },
      
      //-------------------------------------------------------------------------
      // Special Value Assertion Methods
      //-------------------------------------------------------------------------    
      
      /**
       * Asserts that a value is not a number.
       * @param {Object} actual The value to test.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method isNaN
       * @static
       */
      isNaN : function (actual /*:Object*/, message /*:String*/) /*:Void*/{
          if (!isNaN(actual)){
              throw new YAHOO.util.ComparisonFailure(this._formatMessage(message, "Value should be NaN."), NaN, actual);
          }    
      },
      
      /**
       * Asserts that a value is not the special NaN value.
       * @param {Object} actual The value to test.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method isNotNaN
       * @static
       */
      isNotNaN : function (actual /*:Object*/, message /*:String*/) /*:Void*/{
          if (isNaN(actual)){
              throw new YAHOO.util.UnexpectedValue(this._formatMessage(message, "Values should not be NaN."), NaN);
          }    
      },
      
      /**
       * Asserts that a value is not null. This uses the triple equals sign
       * so no type cohersion may occur.
       * @param {Object} actual The actual value to test.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method isNotNull
       * @static
       */
      isNotNull : function (actual /*:Object*/, message /*:String*/) /*:Void*/ {
          if (YAHOO.lang.isNull(actual)) {
              throw new YAHOO.util.UnexpectedValue(this._formatMessage(message, "Values should not be null."), null);
          }
      },
  
      /**
       * Asserts that a value is not undefined. This uses the triple equals sign
       * so no type cohersion may occur.
       * @param {Object} actual The actual value to test.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method isNotUndefined
       * @static
       */
      isNotUndefined : function (actual /*:Object*/, message /*:String*/) /*:Void*/ {
          if (YAHOO.lang.isUndefined(actual)) {
              throw new YAHOO.util.UnexpectedValue(this._formatMessage(message, "Value should not be undefined."), undefined);
          }
      },
  
      /**
       * Asserts that a value is null. This uses the triple equals sign
       * so no type cohersion may occur.
       * @param {Object} actual The actual value to test.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method isNull
       * @static
       */
      isNull : function (actual /*:Object*/, message /*:String*/) /*:Void*/ {
          if (!YAHOO.lang.isNull(actual)) {
              throw new YAHOO.util.ComparisonFailure(this._formatMessage(message, "Value should be null."), null, actual);
          }
      },
          
      /**
       * Asserts that a value is undefined. This uses the triple equals sign
       * so no type cohersion may occur.
       * @param {Object} actual The actual value to test.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method isUndefined
       * @static
       */
      isUndefined : function (actual /*:Object*/, message /*:String*/) /*:Void*/ {
          if (!YAHOO.lang.isUndefined(actual)) {
              throw new YAHOO.util.ComparisonFailure(this._formatMessage(message, "Value should be undefined."), undefined, actual);
          }
      },    
      
      //--------------------------------------------------------------------------
      // Instance Assertion Methods
      //--------------------------------------------------------------------------    
     
      /**
       * Asserts that a value is an array.
       * @param {Object} actual The value to test.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method isArray
       * @static
       */
      isArray : function (actual /*:Object*/, message /*:String*/) /*:Void*/ {
          if (!YAHOO.lang.isArray(actual)){
              throw new YAHOO.util.UnexpectedValue(this._formatMessage(message, "Value should be an array."), actual);
          }    
      },
     
      /**
       * Asserts that a value is a Boolean.
       * @param {Object} actual The value to test.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method isBoolean
       * @static
       */
      isBoolean : function (actual /*:Object*/, message /*:String*/) /*:Void*/ {
          if (!YAHOO.lang.isBoolean(actual)){
              throw new YAHOO.util.UnexpectedValue(this._formatMessage(message, "Value should be a Boolean."), actual);
          }    
      },
     
      /**
       * Asserts that a value is a function.
       * @param {Object} actual The value to test.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method isFunction
       * @static
       */
      isFunction : function (actual /*:Object*/, message /*:String*/) /*:Void*/ {
          if (!YAHOO.lang.isFunction(actual)){
              throw new YAHOO.util.UnexpectedValue(this._formatMessage(message, "Value should be a function."), actual);
          }    
      },
     
      /**
       * Asserts that a value is an instance of a particular object. This may return
       * incorrect results when comparing objects from one frame to constructors in
       * another frame. For best results, don't use in a cross-frame manner.
       * @param {Function} expected The function that the object should be an instance of.
       * @param {Object} actual The object to test.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method isInstanceOf
       * @static
       */
      isInstanceOf : function (expected /*:Function*/, actual /*:Object*/, message /*:String*/) /*:Void*/ {
          if (!(actual instanceof expected)){
              throw new YAHOO.util.ComparisonFailure(this._formatMessage(message, "Value isn't an instance of expected type."), expected, actual);
          }
      },
      
      /**
       * Asserts that a value is a number.
       * @param {Object} actual The value to test.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method isNumber
       * @static
       */
      isNumber : function (actual /*:Object*/, message /*:String*/) /*:Void*/ {
          if (!YAHOO.lang.isNumber(actual)){
              throw new YAHOO.util.UnexpectedValue(this._formatMessage(message, "Value should be a number."), actual);
          }    
      },    
      
      /**
       * Asserts that a value is an object.
       * @param {Object} actual The value to test.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method isObject
       * @static
       */
      isObject : function (actual /*:Object*/, message /*:String*/) /*:Void*/ {
          if (!YAHOO.lang.isObject(actual)){
              throw new YAHOO.util.UnexpectedValue(this._formatMessage(message, "Value should be an object."), actual);
          }
      },
      
      /**
       * Asserts that a value is a string.
       * @param {Object} actual The value to test.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method isString
       * @static
       */
      isString : function (actual /*:Object*/, message /*:String*/) /*:Void*/ {
          if (!YAHOO.lang.isString(actual)){
              throw new YAHOO.util.UnexpectedValue(this._formatMessage(message, "Value should be a string."), actual);
          }
      },
      
      /**
       * Asserts that a value is of a particular type. 
       * @param {String} expectedType The expected type of the variable.
       * @param {Object} actualValue The actual value to test.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method isTypeOf
       * @static
       */
      isTypeOf : function (expected /*:String*/, actual /*:Object*/, message /*:String*/) /*:Void*/{
          if (typeof actual != expected){
              throw new YAHOO.util.ComparisonFailure(this._formatMessage(message, "Value should be of type " + expected + "."), expected, typeof actual);
          }
      }
  };
  
  //-----------------------------------------------------------------------------
  // Assertion errors
  //-----------------------------------------------------------------------------
  
  /**
   * AssertionError is thrown whenever an assertion fails. It provides methods
   * to more easily get at error information and also provides a base class
   * from which more specific assertion errors can be derived.
   *
   * @param {String} message The message to display when the error occurs.
   * @namespace YAHOO.util
   * @class AssertionError
   * @extends Error
   * @constructor
   */ 
  YAHOO.util.AssertionError = function (message /*:String*/){
  
      //call superclass
      //arguments.callee.superclass.constructor.call(this, message);
      
      /*
       * Error message. Must be duplicated to ensure browser receives it.
       * @type String
       * @property message
       */
      this.message /*:String*/ = message;
      
      /**
       * The name of the error that occurred.
       * @type String
       * @property name
       */
      this.name /*:String*/ = "AssertionError";
  };
  
  //inherit methods
  YAHOO.lang.extend(YAHOO.util.AssertionError, Object, {
  
      /**
       * Returns a fully formatted error for an assertion failure. This should
       * be overridden by all subclasses to provide specific information.
       * @method getMessage
       * @return {String} A string describing the error.
       */
      getMessage : function () /*:String*/ {
          return this.message;
      },
      
      /**
       * Returns a string representation of the error.
       * @method toString
       * @return {String} A string representation of the error.
       */
      toString : function () /*:String*/ {
          return this.name + ": " + this.getMessage();
      }
      
  });
  
  /**
   * ComparisonFailure is subclass of AssertionError that is thrown whenever
   * a comparison between two values fails. It provides mechanisms to retrieve
   * both the expected and actual value.
   *
   * @param {String} message The message to display when the error occurs.
   * @param {Object} expected The expected value.
   * @param {Object} actual The actual value that caused the assertion to fail.
   * @namespace YAHOO.util
   * @extends YAHOO.util.AssertionError
   * @class ComparisonFailure
   * @constructor
   */ 
  YAHOO.util.ComparisonFailure = function (message /*:String*/, expected /*:Object*/, actual /*:Object*/){
  
      //call superclass
      YAHOO.util.AssertionError.call(this, message);
      
      /**
       * The expected value.
       * @type Object
       * @property expected
       */
      this.expected /*:Object*/ = expected;
      
      /**
       * The actual value.
       * @type Object
       * @property actual
       */
      this.actual /*:Object*/ = actual;
      
      /**
       * The name of the error that occurred.
       * @type String
       * @property name
       */
      this.name /*:String*/ = "ComparisonFailure";
      
  };
  
  //inherit methods
  YAHOO.lang.extend(YAHOO.util.ComparisonFailure, YAHOO.util.AssertionError, {
  
      /**
       * Returns a fully formatted error for an assertion failure. This message
       * provides information about the expected and actual values.
       * @method toString
       * @return {String} A string describing the error.
       */
      getMessage : function () /*:String*/ {
          return this.message + "\nExpected: " + this.expected + " (" + (typeof this.expected) + ")"  +
              "\nActual:" + this.actual + " (" + (typeof this.actual) + ")";
      }
  
  });
  
  /**
   * UnexpectedValue is subclass of AssertionError that is thrown whenever
   * a value was unexpected in its scope. This typically means that a test
   * was performed to determine that a value was *not* equal to a certain
   * value.
   *
   * @param {String} message The message to display when the error occurs.
   * @param {Object} unexpected The unexpected value.
   * @namespace YAHOO.util
   * @extends YAHOO.util.AssertionError
   * @class UnexpectedValue
   * @constructor
   */ 
  YAHOO.util.UnexpectedValue = function (message /*:String*/, unexpected /*:Object*/){
  
      //call superclass
      YAHOO.util.AssertionError.call(this, message);
      
      /**
       * The unexpected value.
       * @type Object
       * @property unexpected
       */
      this.unexpected /*:Object*/ = unexpected;
      
      /**
       * The name of the error that occurred.
       * @type String
       * @property name
       */
      this.name /*:String*/ = "UnexpectedValue";
      
  };
  
  //inherit methods
  YAHOO.lang.extend(YAHOO.util.UnexpectedValue, YAHOO.util.AssertionError, {
  
      /**
       * Returns a fully formatted error for an assertion failure. The message
       * contains information about the unexpected value that was encountered.
       * @method getMessage
       * @return {String} A string describing the error.
       */
      getMessage : function () /*:String*/ {
          return this.message + "\nUnexpected: " + this.unexpected + " (" + (typeof this.unexpected) + ") ";
      }
  
  });
  
  /**
   * ShouldFail is subclass of AssertionError that is thrown whenever
   * a test was expected to fail but did not.
   *
   * @param {String} message The message to display when the error occurs.
   * @namespace YAHOO.util
   * @extends YAHOO.util.AssertionError
   * @class ShouldFail
   * @constructor
   */  
  YAHOO.util.ShouldFail = function (message /*:String*/){
  
      //call superclass
      YAHOO.util.AssertionError.call(this, message || "This test should fail but didn't.");
      
      /**
       * The name of the error that occurred.
       * @type String
       * @property name
       */
      this.name /*:String*/ = "ShouldFail";
      
  };
  
  //inherit methods
  YAHOO.lang.extend(YAHOO.util.ShouldFail, YAHOO.util.AssertionError);
  
  /**
   * ShouldError is subclass of AssertionError that is thrown whenever
   * a test is expected to throw an error but doesn't.
   *
   * @param {String} message The message to display when the error occurs.
   * @namespace YAHOO.util
   * @extends YAHOO.util.AssertionError
   * @class ShouldError
   * @constructor
   */  
  YAHOO.util.ShouldError = function (message /*:String*/){
  
      //call superclass
      YAHOO.util.AssertionError.call(this, message || "This test should have thrown an error but didn't.");
      
      /**
       * The name of the error that occurred.
       * @type String
       * @property name
       */
      this.name /*:String*/ = "ShouldError";
      
  };
  
  //inherit methods
  YAHOO.lang.extend(YAHOO.util.ShouldError, YAHOO.util.AssertionError);
  
  /**
   * UnexpectedError is subclass of AssertionError that is thrown whenever
   * an error occurs within the course of a test and the test was not expected
   * to throw an error.
   *
   * @param {Error} cause The unexpected error that caused this error to be 
   *                      thrown.
   * @namespace YAHOO.util
   * @extends YAHOO.util.AssertionError
   * @class UnexpectedError
   * @constructor
   */  
  YAHOO.util.UnexpectedError = function (cause /*:Object*/){
  
      //call superclass
      YAHOO.util.AssertionError.call(this, "Unexpected error: " + cause.message);
      
      /**
       * The unexpected error that occurred.
       * @type Error
       * @property cause
       */
      this.cause /*:Error*/ = cause;
      
      /**
       * The name of the error that occurred.
       * @type String
       * @property name
       */
      this.name /*:String*/ = "UnexpectedError";
      
      /**
       * Stack information for the error (if provided).
       * @type String
       * @property stack
       */
      this.stack /*:String*/ = cause.stack;
      
  };
  
  //inherit methods
  YAHOO.lang.extend(YAHOO.util.UnexpectedError, YAHOO.util.AssertionError);
  //-----------------------------------------------------------------------------
  // ArrayAssert object
  //-----------------------------------------------------------------------------
  
  /**
   * The ArrayAssert object provides functions to test JavaScript array objects
   * for a variety of cases.
   *
   * @namespace YAHOO.util
   * @class ArrayAssert
   * @static
   */
   
  YAHOO.util.ArrayAssert = {
  
      /**
       * Asserts that a value is present in an array. This uses the triple equals 
       * sign so no type cohersion may occur.
       * @param {Object} needle The value that is expected in the array.
       * @param {Array} haystack An array of values.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method contains
       * @static
       */
      contains : function (needle /*:Object*/, haystack /*:Array*/, 
                             message /*:String*/) /*:Void*/ {
          
          var found /*:Boolean*/ = false;
          var Assert = YAHOO.util.Assert;
          
          //begin checking values
          for (var i=0; i < haystack.length && !found; i++){
              if (haystack[i] === needle) {
                  found = true;
              }
          }
          
          if (!found){
              Assert.fail(Assert._formatMessage(message, "Value " + needle + " (" + (typeof needle) + ") not found in array [" + haystack + "]."));
          }
      },
  
      /**
       * Asserts that a set of values are present in an array. This uses the triple equals 
       * sign so no type cohersion may occur. For this assertion to pass, all values must
       * be found.
       * @param {Object[]} needles An array of values that are expected in the array.
       * @param {Array} haystack An array of values to check.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method containsItems
       * @static
       */
      containsItems : function (needles /*:Object[]*/, haystack /*:Array*/, 
                             message /*:String*/) /*:Void*/ {
  
          //begin checking values
          for (var i=0; i < needles.length; i++){
              this.contains(needles[i], haystack, message);
          }
      },
  
      /**
       * Asserts that a value matching some condition is present in an array. This uses
       * a function to determine a match.
       * @param {Function} matcher A function that returns true if the items matches or false if not.
       * @param {Array} haystack An array of values.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method containsMatch
       * @static
       */
      containsMatch : function (matcher /*:Function*/, haystack /*:Array*/, 
                             message /*:String*/) /*:Void*/ {
          
          //check for valid matcher
          if (typeof matcher != "function"){
              throw new TypeError("ArrayAssert.containsMatch(): First argument must be a function.");
          }
          
          var found /*:Boolean*/ = false;
          var Assert = YAHOO.util.Assert;
          
          //begin checking values
          for (var i=0; i < haystack.length && !found; i++){
              if (matcher(haystack[i])) {
                  found = true;
              }
          }
          
          if (!found){
              Assert.fail(Assert._formatMessage(message, "No match found in array [" + haystack + "]."));
          }
      },
  
      /**
       * Asserts that a value is not present in an array. This uses the triple equals 
       * sign so no type cohersion may occur.
       * @param {Object} needle The value that is expected in the array.
       * @param {Array} haystack An array of values.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method doesNotContain
       * @static
       */
      doesNotContain : function (needle /*:Object*/, haystack /*:Array*/, 
                             message /*:String*/) /*:Void*/ {
          
          var found /*:Boolean*/ = false;
          var Assert = YAHOO.util.Assert;
          
          //begin checking values
          for (var i=0; i < haystack.length && !found; i++){
              if (haystack[i] === needle) {
                  found = true;
              }
          }
          
          if (found){
              Assert.fail(Assert._formatMessage(message, "Value found in array [" + haystack + "]."));
          }
      },
  
      /**
       * Asserts that a set of values are not present in an array. This uses the triple equals 
       * sign so no type cohersion may occur. For this assertion to pass, all values must
       * not be found.
       * @param {Object[]} needles An array of values that are not expected in the array.
       * @param {Array} haystack An array of values to check.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method doesNotContainItems
       * @static
       */
      doesNotContainItems : function (needles /*:Object[]*/, haystack /*:Array*/, 
                             message /*:String*/) /*:Void*/ {
  
          for (var i=0; i < needles.length; i++){
              this.doesNotContain(needles[i], haystack, message);
          }
  
      },
          
      /**
       * Asserts that no values matching a condition are present in an array. This uses
       * a function to determine a match.
       * @param {Function} matcher A function that returns true if the items matches or false if not.
       * @param {Array} haystack An array of values.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method doesNotContainMatch
       * @static
       */
      doesNotContainMatch : function (matcher /*:Function*/, haystack /*:Array*/, 
                             message /*:String*/) /*:Void*/ {
          
          //check for valid matcher
          if (typeof matcher != "function"){
              throw new TypeError("ArrayAssert.doesNotContainMatch(): First argument must be a function.");
          }
  
          var found /*:Boolean*/ = false;
          var Assert = YAHOO.util.Assert;
          
          //begin checking values
          for (var i=0; i < haystack.length && !found; i++){
              if (matcher(haystack[i])) {
                  found = true;
              }
          }
          
          if (found){
              Assert.fail(Assert._formatMessage(message, "Value found in array [" + haystack + "]."));
          }
      },
          
      /**
       * Asserts that the given value is contained in an array at the specified index.
       * This uses the triple equals sign so no type cohersion will occur.
       * @param {Object} needle The value to look for.
       * @param {Array} haystack The array to search in.
       * @param {int} index The index at which the value should exist.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method indexOf
       * @static
       */
      indexOf : function (needle /*:Object*/, haystack /*:Array*/, index /*:int*/, message /*:String*/) /*:Void*/ {
      
          //try to find the value in the array
          for (var i=0; i < haystack.length; i++){
              if (haystack[i] === needle){
                  YAHOO.util.Assert.areEqual(index, i, message || "Value exists at index " + i + " but should be at index " + index + ".");
                  return;
              }
          }
          
          var Assert = YAHOO.util.Assert;
          
          //if it makes it here, it wasn't found at all
          Assert.fail(Assert._formatMessage(message, "Value doesn't exist in array [" + haystack + "]."));
      },
          
      /**
       * Asserts that the values in an array are equal, and in the same position,
       * as values in another array. This uses the double equals sign
       * so type cohersion may occur. Note that the array objects themselves
       * need not be the same for this test to pass.
       * @param {Array} expected An array of the expected values.
       * @param {Array} actual Any array of the actual values.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method itemsAreEqual
       * @static
       */
      itemsAreEqual : function (expected /*:Array*/, actual /*:Array*/, 
                             message /*:String*/) /*:Void*/ {
          
          //one may be longer than the other, so get the maximum length
          var len /*:int*/ = Math.max(expected.length, actual.length || 0);
          var Assert = YAHOO.util.Assert;
         
          //begin checking values
          for (var i=0; i < len; i++){
              Assert.areEqual(expected[i], actual[i], 
                  Assert._formatMessage(message, "Values in position " + i + " are not equal."));
          }
      },
      
      /**
       * Asserts that the values in an array are equivalent, and in the same position,
       * as values in another array. This uses a function to determine if the values
       * are equivalent. Note that the array objects themselves
       * need not be the same for this test to pass.
       * @param {Array} expected An array of the expected values.
       * @param {Array} actual Any array of the actual values.
       * @param {Function} comparator A function that returns true if the values are equivalent
       *      or false if not.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @return {Void}
       * @method itemsAreEquivalent
       * @static
       */
      itemsAreEquivalent : function (expected /*:Array*/, actual /*:Array*/, 
                             comparator /*:Function*/, message /*:String*/) /*:Void*/ {
          
          //make sure the comparator is valid
          if (typeof comparator != "function"){
              throw new TypeError("ArrayAssert.itemsAreEquivalent(): Third argument must be a function.");
          }
          
          //one may be longer than the other, so get the maximum length
          var len /*:int*/ = Math.max(expected.length, actual.length || 0);
          
          //begin checking values
          for (var i=0; i < len; i++){
              if (!comparator(expected[i], actual[i])){
                  throw new YAHOO.util.ComparisonFailure(YAHOO.util.Assert._formatMessage(message, "Values in position " + i + " are not equivalent."), expected[i], actual[i]);
              }
          }
      },
      
      /**
       * Asserts that an array is empty.
       * @param {Array} actual The array to test.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method isEmpty
       * @static
       */
      isEmpty : function (actual /*:Array*/, message /*:String*/) /*:Void*/ {        
          if (actual.length > 0){
              var Assert = YAHOO.util.Assert;
              Assert.fail(Assert._formatMessage(message, "Array should be empty."));
          }
      },    
      
      /**
       * Asserts that an array is not empty.
       * @param {Array} actual The array to test.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method isNotEmpty
       * @static
       */
      isNotEmpty : function (actual /*:Array*/, message /*:String*/) /*:Void*/ {        
          if (actual.length === 0){
              var Assert = YAHOO.util.Assert;
              Assert.fail(Assert._formatMessage(message, "Array should not be empty."));
          }
      },    
      
      /**
       * Asserts that the values in an array are the same, and in the same position,
       * as values in another array. This uses the triple equals sign
       * so no type cohersion will occur. Note that the array objects themselves
       * need not be the same for this test to pass.
       * @param {Array} expected An array of the expected values.
       * @param {Array} actual Any array of the actual values.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method itemsAreSame
       * @static
       */
      itemsAreSame : function (expected /*:Array*/, actual /*:Array*/, 
                            message /*:String*/) /*:Void*/ {
          
          //one may be longer than the other, so get the maximum length
          var len /*:int*/ = Math.max(expected.length, actual.length || 0);
          var Assert = YAHOO.util.Assert;
          
          //begin checking values
          for (var i=0; i < len; i++){
              Assert.areSame(expected[i], actual[i], 
                  Assert._formatMessage(message, "Values in position " + i + " are not the same."));
          }
      },
      
      /**
       * Asserts that the given value is contained in an array at the specified index,
       * starting from the back of the array.
       * This uses the triple equals sign so no type cohersion will occur.
       * @param {Object} needle The value to look for.
       * @param {Array} haystack The array to search in.
       * @param {int} index The index at which the value should exist.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method lastIndexOf
       * @static
       */
      lastIndexOf : function (needle /*:Object*/, haystack /*:Array*/, index /*:int*/, message /*:String*/) /*:Void*/ {
      
          var Assert = YAHOO.util.Assert;
      
          //try to find the value in the array
          for (var i=haystack.length; i >= 0; i--){
              if (haystack[i] === needle){
                  Assert.areEqual(index, i, Assert._formatMessage(message, "Value exists at index " + i + " but should be at index " + index + "."));
                  return;
              }
          }
          
          //if it makes it here, it wasn't found at all
          Assert.fail(Assert._formatMessage(message, "Value doesn't exist in array."));        
      }
      
  };
  YAHOO.namespace("util");
  
  
  //-----------------------------------------------------------------------------
  // ObjectAssert object
  //-----------------------------------------------------------------------------
  
  /**
   * The ObjectAssert object provides functions to test JavaScript objects
   * for a variety of cases.
   *
   * @namespace YAHOO.util
   * @class ObjectAssert
   * @static
   */
  YAHOO.util.ObjectAssert = {
          
      /**
       * Asserts that all properties in the object exist in another object.
       * @param {Object} expected An object with the expected properties.
       * @param {Object} actual An object with the actual properties.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method propertiesAreEqual
       * @static
       */
      propertiesAreEqual : function (expected /*:Object*/, actual /*:Object*/, 
                             message /*:String*/) /*:Void*/ {
          
          var Assert = YAHOO.util.Assert;
          
          //get all properties in the object
          var properties /*:Array*/ = [];        
          for (var property in expected){
              properties.push(property);
          }
          
          //see if the properties are in the expected object
          for (var i=0; i < properties.length; i++){
              Assert.isNotUndefined(actual[properties[i]], 
                  Assert._formatMessage(message, "Property '" + properties[i] + "' expected."));
          }
  
      },
      
      /**
       * Asserts that an object has a property with the given name.
       * @param {String} propertyName The name of the property to test.
       * @param {Object} object The object to search.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method hasProperty
       * @static
       */    
      hasProperty : function (propertyName /*:String*/, object /*:Object*/, message /*:String*/) /*:Void*/ {
          if (!(propertyName in object)){
              var Assert = YAHOO.util.Assert;
              Assert.fail(Assert._formatMessage(message, "Property '" + propertyName + "' not found on object."));
          }    
      },
      
      /**
       * Asserts that a property with the given name exists on an object instance (not on its prototype).
       * @param {String} propertyName The name of the property to test.
       * @param {Object} object The object to search.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method hasProperty
       * @static
       */    
      hasOwnProperty : function (propertyName /*:String*/, object /*:Object*/, message /*:String*/) /*:Void*/ {
          if (!YAHOO.lang.hasOwnProperty(object, propertyName)){
              var Assert = YAHOO.util.Assert;
              Assert.fail(Assert._formatMessage(message, "Property '" + propertyName + "' not found on object instance."));
          }     
      }
  };
  //-----------------------------------------------------------------------------
  // DateAssert object
  //-----------------------------------------------------------------------------
  
  /**
   * The DateAssert object provides functions to test JavaScript Date objects
   * for a variety of cases.
   *
   * @namespace YAHOO.util
   * @class DateAssert
   * @static
   */
   
  YAHOO.util.DateAssert = {
  
      /**
       * Asserts that a date's month, day, and year are equal to another date's.
       * @param {Date} expected The expected date.
       * @param {Date} actual The actual date to test.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method datesAreEqual
       * @static
       */
      datesAreEqual : function (expected /*:Date*/, actual /*:Date*/, message /*:String*/){
          if (expected instanceof Date && actual instanceof Date){
              var Assert = YAHOO.util.Assert;
              Assert.areEqual(expected.getFullYear(), actual.getFullYear(), Assert._formatMessage(message, "Years should be equal."));
              Assert.areEqual(expected.getMonth(), actual.getMonth(), Assert._formatMessage(message, "Months should be equal."));
              Assert.areEqual(expected.getDate(), actual.getDate(), Assert._formatMessage(message, "Day of month should be equal."));
          } else {
              throw new TypeError("DateAssert.datesAreEqual(): Expected and actual values must be Date objects.");
          }
      },
  
      /**
       * Asserts that a date's hour, minutes, and seconds are equal to another date's.
       * @param {Date} expected The expected date.
       * @param {Date} actual The actual date to test.
       * @param {String} message (Optional) The message to display if the assertion fails.
       * @method timesAreEqual
       * @static
       */
      timesAreEqual : function (expected /*:Date*/, actual /*:Date*/, message /*:String*/){
          if (expected instanceof Date && actual instanceof Date){
              var Assert = YAHOO.util.Assert;
              Assert.areEqual(expected.getHours(), actual.getHours(), Assert._formatMessage(message, "Hours should be equal."));
              Assert.areEqual(expected.getMinutes(), actual.getMinutes(), Assert._formatMessage(message, "Minutes should be equal."));
              Assert.areEqual(expected.getSeconds(), actual.getSeconds(), Assert._formatMessage(message, "Seconds should be equal."));
          } else {
              throw new TypeError("DateAssert.timesAreEqual(): Expected and actual values must be Date objects.");
          }
      }
      
  };
  YAHOO.namespace("tool");
  
  //-----------------------------------------------------------------------------
  // TestManager object
  //-----------------------------------------------------------------------------
  
  /**
   * Runs pages containing test suite definitions.
   * @namespace YAHOO.tool
   * @class TestManager
   * @static
   */
  YAHOO.tool.TestManager = {
  
      /**
       * Constant for the testpagebegin custom event
       * @property TEST_PAGE_BEGIN_EVENT
       * @static
       * @type string
       * @final
       */
      TEST_PAGE_BEGIN_EVENT /*:String*/ : "testpagebegin",
  
      /**
       * Constant for the testpagecomplete custom event
       * @property TEST_PAGE_COMPLETE_EVENT
       * @static
       * @type string
       * @final
       */
      TEST_PAGE_COMPLETE_EVENT /*:String*/ : "testpagecomplete",
  
      /**
       * Constant for the testmanagerbegin custom event
       * @property TEST_MANAGER_BEGIN_EVENT
       * @static
       * @type string
       * @final
       */
      TEST_MANAGER_BEGIN_EVENT /*:String*/ : "testmanagerbegin",
  
      /**
       * Constant for the testmanagercomplete custom event
       * @property TEST_MANAGER_COMPLETE_EVENT
       * @static
       * @type string
       * @final
       */
      TEST_MANAGER_COMPLETE_EVENT /*:String*/ : "testmanagercomplete",
  
      //-------------------------------------------------------------------------
      // Private Properties
      //-------------------------------------------------------------------------
      
      
      /**
       * The URL of the page currently being executed.
       * @type String
       * @private
       * @property _curPage
       * @static
       */
      _curPage /*:String*/ : null,
      
      /**
       * The frame used to load and run tests.
       * @type Window
       * @private
       * @property _frame
       * @static
       */
      _frame /*:Window*/ : null,
      
      /**
       * The logger used to output results from the various tests.
       * @type YAHOO.tool.TestLogger
       * @private
       * @property _logger
       * @static
       */
      _logger : null,
      
      /**
       * The timeout ID for the next iteration through the tests.
       * @type int
       * @private
       * @property _timeoutId
       * @static
       */
      _timeoutId /*:int*/ : 0,
      
      /**
       * Array of pages to load.
       * @type String[]
       * @private
       * @property _pages
       * @static
       */
      _pages /*:String[]*/ : [],
      
      /**
       * Aggregated results
       * @type Object
       * @private
       * @property _results
       * @static
       */
      _results: null,
      
      //-------------------------------------------------------------------------
      // Private Methods
      //-------------------------------------------------------------------------
      
      /**
       * Handles TestRunner.COMPLETE_EVENT, storing the results and beginning
       * the loop again.
       * @param {Object} data Data about the event.
       * @return {Void}
       * @private
       * @static
       */
      _handleTestRunnerComplete : function (data /*:Object*/) /*:Void*/ {
  
          this.fireEvent(this.TEST_PAGE_COMPLETE_EVENT, {
                  page: this._curPage,
                  results: data.results
              });
      
          //save results
          //this._results[this.curPage] = data.results;
          
          //process 'em
          this._processResults(this._curPage, data.results);
          
          this._logger.clearTestRunner();
      
          //if there's more to do, set a timeout to begin again
          if (this._pages.length){
              this._timeoutId = setTimeout(function(){
                  YAHOO.tool.TestManager._run();
              }, 1000);
          } else {
              this.fireEvent(this.TEST_MANAGER_COMPLETE_EVENT, this._results);
          }
      },
      
      /**
       * Processes the results of a test page run, outputting log messages
       * for failed tests.
       * @return {Void}
       * @private
       * @static
       */
      _processResults : function (page /*:String*/, results /*:Object*/) /*:Void*/ {
  
          var r = this._results;
          
          r.passed += results.passed;
          r.failed += results.failed;
          r.ignored += results.ignored;
          r.total += results.total;
          r.duration += results.duration;
          
          if (results.failed){
              r.failedPages.push(page);
          } else {
              r.passedPages.push(page);
          }
          
          results.name = page;
          results.type = "page";
          
          r[page] = results;
      },
      
      /**
       * Loads the next test page into the iframe.
       * @return {Void}
       * @static
       * @private
       */
      _run : function () /*:Void*/ {
      
          //set the current page
          this._curPage = this._pages.shift();
  
          this.fireEvent(this.TEST_PAGE_BEGIN_EVENT, this._curPage);
          
          //load the frame - destroy history in case there are other iframes that
          //need testing
          this._frame.location.replace(this._curPage);
      
      },
          
      //-------------------------------------------------------------------------
      // Public Methods
      //-------------------------------------------------------------------------
      
      /**
       * Signals that a test page has been loaded. This should be called from
       * within the test page itself to notify the TestManager that it is ready.
       * @return {Void}
       * @static
       */
      load : function () /*:Void*/ {
          if (parent.YAHOO.tool.TestManager !== this){
              parent.YAHOO.tool.TestManager.load();
          } else {
              
              if (this._frame) {
                  //assign event handling
                  var TestRunner = this._frame.YAHOO.tool.TestRunner;
  
                  this._logger.setTestRunner(TestRunner);
                  TestRunner.subscribe(TestRunner.COMPLETE_EVENT, this._handleTestRunnerComplete, this, true);
                  
                  //run it
                  TestRunner.run();
              }
          }
      },
      
      /**
       * Sets the pages to be loaded.
       * @param {String[]} pages An array of URLs to load.
       * @return {Void}
       * @static
       */
      setPages : function (pages /*:String[]*/) /*:Void*/ {
          this._pages = pages;
      },
      
      /**
       * Begins the process of running the tests.
       * @return {Void}
       * @static
       */
      start : function () /*:Void*/ {
  
          if (!this._initialized) {
  
              /**
               * Fires when loading a test page
               * @event testpagebegin
               * @param curPage {string} the page being loaded
               * @static
               */
              this.createEvent(this.TEST_PAGE_BEGIN_EVENT);
  
              /**
               * Fires when a test page is complete
               * @event testpagecomplete
               * @param obj {page: string, results: object} the name of the
               * page that was loaded, and the test suite results
               * @static
               */
              this.createEvent(this.TEST_PAGE_COMPLETE_EVENT);
  
              /**
               * Fires when the test manager starts running all test pages
               * @event testmanagerbegin
               * @static
               */
              this.createEvent(this.TEST_MANAGER_BEGIN_EVENT);
  
              /**
               * Fires when the test manager finishes running all test pages.  External
               * test runners should subscribe to this event in order to get the
               * aggregated test results.
               * @event testmanagercomplete
               * @param obj { pages_passed: int, pages_failed: int, tests_passed: int
               *              tests_failed: int, passed: string[], failed: string[],
               *              page_results: {} }
               * @static
               */
              this.createEvent(this.TEST_MANAGER_COMPLETE_EVENT);
  
              //create iframe if not already available
              if (!this._frame){
                  var frame /*:HTMLElement*/ = document.createElement("iframe");
                  frame.style.visibility = "hidden";
                  frame.style.position = "absolute";
                  document.body.appendChild(frame);
                  this._frame = frame.contentWindow || frame.contentDocument.parentWindow;
              }
              
              //create test logger if not already available
              if (!this._logger){
                  this._logger = new YAHOO.tool.TestLogger();
              }
  
              this._initialized = true;
          }
  
  
          // reset the results cache
          this._results = {
          
              passed: 0,
              failed: 0,
              ignored: 0,
              total: 0,
              type: "report",
              name: "YUI Test Results",
              duration: 0,
              failedPages:[],
              passedPages:[]
              /*
              // number of pages that pass
              pages_passed: 0,
              // number of pages that fail
              pages_failed: 0,
              // total number of tests passed
              tests_passed: 0,
              // total number of tests failed
              tests_failed: 0,
              // array of pages that passed
              passed: [],
              // array of pages that failed
              failed: [],
              // map of full results for each page
              page_results: {}*/
          };
  
          this.fireEvent(this.TEST_MANAGER_BEGIN_EVENT, null);
          this._run();
      
      },
  
      /**
       * Stops the execution of tests.
       * @return {Void}
       * @static
       */
      stop : function () /*:Void*/ {
          clearTimeout(this._timeoutId);
      }
  
  };
  
  YAHOO.lang.augmentObject(YAHOO.tool.TestManager, YAHOO.util.EventProvider.prototype);
  
  YAHOO.namespace("tool");
  
  //-----------------------------------------------------------------------------
  // TestLogger object
  //-----------------------------------------------------------------------------
  
  /**
   * Displays test execution progress and results, providing filters based on
   * different key events.
   * @namespace YAHOO.tool
   * @class TestLogger
   * @constructor
   * @param {HTMLElement} element (Optional) The element to create the logger in.
   * @param {Object} config (Optional) Configuration options for the logger.
   */
  YAHOO.tool.TestLogger = function (element, config) {
      YAHOO.tool.TestLogger.superclass.constructor.call(this, element, config);
      this.init();
  };
  
  YAHOO.lang.extend(YAHOO.tool.TestLogger, YAHOO.widget.LogReader, {
  
      footerEnabled : true,
      newestOnTop : false,
  
      /**
       * Formats message string to HTML for output to console.
       * @private
       * @method formatMsg
       * @param oLogMsg {Object} Log message object.
       * @return {String} HTML-formatted message for output to console.
       */
      formatMsg : function(message /*:Object*/) {
      
          var category /*:String*/ = message.category;        
          var text /*:String*/ = this.html2Text(message.msg);
          
          return "<pre><p><span class=\"" + category + "\">" + category.toUpperCase() + "</span> " + text + "</p></pre>";
      
      },
      
      //-------------------------------------------------------------------------
      // Private Methods
      //-------------------------------------------------------------------------
      
      /*
       * Initializes the logger.
       * @private
       */
      init : function () {
      
          //attach to any available TestRunner
          if (YAHOO.tool.TestRunner){
              this.setTestRunner(YAHOO.tool.TestRunner);
          }
          
          //hide useless sources
          this.hideSource("global");
          this.hideSource("LogReader");
          
          //hide useless message categories
          this.hideCategory("warn");
          this.hideCategory("window");
          this.hideCategory("time");
          
          //reset the logger
          this.clearConsole();
      },
      
      /**
       * Clears the reference to the TestRunner from previous operations. This 
       * unsubscribes all events and removes the object reference.
       * @return {Void}
       * @static
       */
      clearTestRunner : function () /*:Void*/ {
          if (this._runner){
              this._runner.unsubscribeAll();
              this._runner = null;
          }
      },
      
      /**
       * Sets the source test runner that the logger should monitor.
       * @param {YAHOO.tool.TestRunner} testRunner The TestRunner to observe.
       * @return {Void}
       * @static
       */
      setTestRunner : function (testRunner /*:YAHOO.tool.TestRunner*/) /*:Void*/ {
      
          if (this._runner){
              this.clearTestRunner();
          }
          
          this._runner = testRunner;
          
          //setup event _handlers
          testRunner.subscribe(testRunner.TEST_PASS_EVENT, this._handleTestRunnerEvent, this, true);
          testRunner.subscribe(testRunner.TEST_FAIL_EVENT, this._handleTestRunnerEvent, this, true);
          testRunner.subscribe(testRunner.TEST_IGNORE_EVENT, this._handleTestRunnerEvent, this, true);
          testRunner.subscribe(testRunner.BEGIN_EVENT, this._handleTestRunnerEvent, this, true);
          testRunner.subscribe(testRunner.COMPLETE_EVENT, this._handleTestRunnerEvent, this, true);
          testRunner.subscribe(testRunner.TEST_SUITE_BEGIN_EVENT, this._handleTestRunnerEvent, this, true);
          testRunner.subscribe(testRunner.TEST_SUITE_COMPLETE_EVENT, this._handleTestRunnerEvent, this, true);
          testRunner.subscribe(testRunner.TEST_CASE_BEGIN_EVENT, this._handleTestRunnerEvent, this, true);
          testRunner.subscribe(testRunner.TEST_CASE_COMPLETE_EVENT, this._handleTestRunnerEvent, this, true);    
      },
      
      //-------------------------------------------------------------------------
      // Event Handlers
      //-------------------------------------------------------------------------
      
      /**
       * Handles all TestRunner events, outputting appropriate data into the console.
       * @param {Object} data The event data object.
       * @return {Void}
       * @private
       */
      _handleTestRunnerEvent : function (data /*:Object*/) /*:Void*/ {
      
          //shortcut variables
          var TestRunner /*:Object*/ = YAHOO.tool.TestRunner;
      
          //data variables
          var message /*:String*/ = "";
          var messageType /*:String*/ = "";
          
          switch(data.type){
              case TestRunner.BEGIN_EVENT:
                  message = "Testing began at " + (new Date()).toString() + ".";
                  messageType = "info";
                  break;
                  
              case TestRunner.COMPLETE_EVENT:
                  message = "Testing completed at " + (new Date()).toString() + ".\nPassed:" + 
                      data.results.passed + " Failed:" + data.results.failed + " Total:" + data.results.total;
                  messageType = "info";
                  break;
                  
              case TestRunner.TEST_FAIL_EVENT:
                  message = data.testName + ": " + data.error.getMessage();
                  messageType = "fail";
                  break;
                  
              case TestRunner.TEST_IGNORE_EVENT:
                  message = data.testName + ": ignored.";
                  messageType = "ignore";
                  break;
                  
              case TestRunner.TEST_PASS_EVENT:
                  message = data.testName + ": passed.";
                  messageType = "pass";
                  break;
                  
              case TestRunner.TEST_SUITE_BEGIN_EVENT:
                  message = "Test suite \"" + data.testSuite.name + "\" started.";
                  messageType = "info";
                  break;
                  
              case TestRunner.TEST_SUITE_COMPLETE_EVENT:
                  message = "Test suite \"" + data.testSuite.name + "\" completed.\nPassed:" + 
                      data.results.passed + " Failed:" + data.results.failed + " Total:" + data.results.total;
                  messageType = "info";
                  break;
                  
              case TestRunner.TEST_CASE_BEGIN_EVENT:
                  message = "Test case \"" + data.testCase.name + "\" started.";
                  messageType = "info";
                  break;
                  
              case TestRunner.TEST_CASE_COMPLETE_EVENT:
                  message = "Test case \"" + data.testCase.name + "\" completed.\nPassed:" + 
                      data.results.passed + " Failed:" + data.results.failed + " Total:" + data.results.total;
                  messageType = "info";
                  break;
              default:
                  message = "Unexpected event " + data.type;
                  message = "info";
          }
      
          YAHOO.log(message, messageType, "TestRunner");    
      }
      
  });
  YAHOO.namespace("tool.TestFormat");
  
  /**
   * Returns test results formatted as a JSON string. Requires JSON utility.
   * @param {Object} result The results object created by TestRunner.
   * @return {String} An XML-formatted string of results.
   * @namespace YAHOO.tool.TestFormat
   * @method JSON
   * @static
   */
  YAHOO.tool.TestFormat.JSON = function(results /*:Object*/) /*:String*/ {
      return YAHOO.lang.JSON.stringify(results);
  };
  
  /**
   * Returns test results formatted as an XML string.
   * @param {Object} result The results object created by TestRunner.
   * @return {String} An XML-formatted string of results.
   * @namespace YAHOO.tool.TestFormat
   * @method XML
   * @static
   */
  YAHOO.tool.TestFormat.XML = function(results /*:Object*/) /*:String*/ {
  
      var l = YAHOO.lang;
      var xml /*:String*/ = "<" + results.type + " name=\"" + results.name.replace(/"/g, "&quot;").replace(/'/g, "&apos;") + "\"";
      
      if (l.isNumber(results.duration)){
          xml += " duration=\"" + results.duration + "\"";
      }
      
      if (results.type == "test"){
          xml += " result=\"" + results.result + "\" message=\"" + results.message + "\">";
      } else {
          xml += " passed=\"" + results.passed + "\" failed=\"" + results.failed + "\" ignored=\"" + results.ignored + "\" total=\"" + results.total + "\">";
          for (var prop in results) {
              if (l.hasOwnProperty(results, prop) && l.isObject(results[prop]) && !l.isArray(results[prop])){
                  xml += arguments.callee(results[prop]);
              }
          }        
      }
  
      xml += "</" + results.type + ">";
      
      return xml;
  
  };
  YAHOO.namespace("tool");
  
  /**
   * An object capable of sending test results to a server.
   * @param {String} url The URL to submit the results to.
   * @param {Function} format (Optiona) A function that outputs the results in a specific format.
   *      Default is YAHOO.tool.TestFormat.XML.
   * @constructor
   * @namespace YAHOO.tool
   * @class TestReporter
   */
  YAHOO.tool.TestReporter = function(url /*:String*/, format /*:Function*/) {
  
      /**
       * The URL to submit the data to.
       * @type String
       * @property url
       */
      this.url /*:String*/ = url;
  
      /**
       * The formatting function to call when submitting the data.
       * @type Function
       * @property format
       */
      this.format /*:Function*/ = format || YAHOO.tool.TestFormat.XML;
  
      /**
       * Extra fields to submit with the request.
       * @type Object
       * @property _fields
       * @private
       */
      this._fields /*:Object*/ = new Object();
      
      /**
       * The form element used to submit the results.
       * @type HTMLFormElement
       * @property _form
       * @private
       */
      this._form /*:HTMLElement*/ = null;
  
      /**
       * Iframe used as a target for form submission.
       * @type HTMLIFrameElement
       * @property _iframe
       * @private
       */
      this._iframe /*:HTMLElement*/ = null;
  };
  
  YAHOO.tool.TestReporter.prototype = {
  
      //restore missing constructor
      constructor: YAHOO.tool.TestReporter,
      
      /**
       * Convert a date into ISO format.
       * From Douglas Crockford's json2.js
       * @param {Date} date The date to convert.
       * @return {String} An ISO-formatted date string
       * @method _convertToISOString
       * @private
       */    
      _convertToISOString: function(date){
          function f(n) {
              // Format integers to have at least two digits.
              return n < 10 ? '0' + n : n;
          }
  
          return date.getUTCFullYear()   + '-' +
               f(date.getUTCMonth() + 1) + '-' +
               f(date.getUTCDate())      + 'T' +
               f(date.getUTCHours())     + ':' +
               f(date.getUTCMinutes())   + ':' +
               f(date.getUTCSeconds())   + 'Z';     
      
      },
  
      /**
       * Adds a field to the form that submits the results.
       * @param {String} name The name of the field.
       * @param {Variant} value The value of the field.
       * @return {Void}
       * @method addField
       */
      addField : function (name /*:String*/, value /*:Variant*/) /*:Void*/{
          this._fields[name] = value;    
      },
      
      /**
       * Removes all previous defined fields.
       * @return {Void}
       * @method addField
       */
      clearFields : function() /*:Void*/{
          this._fields = new Object();
      },
  
      /**
       * Cleans up the memory associated with the TestReporter, removing DOM elements
       * that were created.
       * @return {Void}
       * @method destroy
       */
      destroy : function() /*:Void*/ {
          if (this._form){
              this._form.parentNode.removeChild(this._form);
              this._form = null;
          }        
          if (this._iframe){
              this._iframe.parentNode.removeChild(this._iframe);
              this._iframe = null;
          }
          this._fields = null;
      },
  
      /**
       * Sends the report to the server.
       * @param {Object} results The results object created by TestRunner.
       * @return {Void}
       * @method report
       */
      report : function(results /*:Object*/) /*:Void*/{
      
          //if the form hasn't been created yet, create it
          if (!this._form){
              this._form = document.createElement("form");
              this._form.method = "post";
              this._form.style.visibility = "hidden";
              this._form.style.position = "absolute";
              this._form.style.top = 0;
              document.body.appendChild(this._form);
          
              //IE won't let you assign a name using the DOM, must do it the hacky way
              if (YAHOO.env.ua.ie){
                  this._iframe = document.createElement("<iframe name=\"yuiTestTarget\" />");
              } else {
                  this._iframe = document.createElement("iframe");
                  this._iframe.name = "yuiTestTarget";
              }
  
              this._iframe.src = "javascript:false";
              this._iframe.style.visibility = "hidden";
              this._iframe.style.position = "absolute";
              this._iframe.style.top = 0;
              document.body.appendChild(this._iframe);
  
              this._form.target = "yuiTestTarget";
          }
  
          //set the form's action
          this._form.action = this.url;
      
          //remove any existing fields
          while(this._form.hasChildNodes()){
              this._form.removeChild(this._form.lastChild);
          }
          
          //create default fields
          this._fields.results = this.format(results);
          this._fields.useragent = navigator.userAgent;
          this._fields.timestamp = this._convertToISOString(new Date());
  
          //add fields to the form
          for (var prop in this._fields){
              if (YAHOO.lang.hasOwnProperty(this._fields, prop) && typeof this._fields[prop] != "function"){
                  if (YAHOO.env.ua.ie){
                      input = document.createElement("<input name=\"" + prop + "\" >");
                  } else {
                      input = document.createElement("input");
                      input.name = prop;
                  }
                  input.type = "hidden";
                  input.value = this._fields[prop];
                  this._form.appendChild(input);
              }
          }
  
          //remove default fields
          delete this._fields.results;
          delete this._fields.useragent;
          delete this._fields.timestamp;
          
          if (arguments[1] !== false){
              this._form.submit();
          }
      
      }
  
  };
  YAHOO.register("yuitest", YAHOO.tool.TestRunner, {version: "2.8.2r1", build: "7"});
  