frishy/FastGroupingCollection/src/AdvancedDataGridTest.mxml - flex-whiteboard - Git at Google

 <?xml version="1.0" encoding="utf-8"?>
 <s:Application xmlns:fx="http://ns.adobe.com/mxml/2009"
                xmlns:s="library://ns.adobe.com/flex/spark"
                xmlns:mx="library://ns.adobe.com/flex/mx" minWidth="955" minHeight="600">
     <fx:Script>
         <![CDATA[
             import flash.utils.getTimer;

             import mx.collections.ArrayCollection;
             import mx.collections.ArrayList;
             import mx.collections.Grouping;
             import mx.collections.GroupingCollection;
             import mx.collections.GroupingCollection2;
             import mx.collections.GroupingField;
             import mx.collections.HierarchicalCollectionView;
             import mx.collections.ICollectionView;
             import mx.collections.IList;
             import mx.collections.Sort;
             import mx.collections.SortField;
             import mx.events.FlexEvent;
             import mx.managers.LayoutManager;

             protected function application1_applicationCompleteHandler(event:FlexEvent):void
             {

             }

             public var collectionTests:CollectionTest = new CollectionTest();
             public var testResultsAdd:Array;
             public var testResultsUpdate:Array;

             public static const NUM_ITERATIONS_PER_SECOND:int = 4;

             private static const NON_BINDABLE_OBJECT:int = 0;
             private static const PROPERTY_CHANGE_BINDABLE_OBJECT:int = 1;
             private static const SINGLE_VERSION_EVENT_BINDABLE_OBJECT:int = 2;
             private static const UNIQUE_EVENT_BINDABLE_OBJECT:int = 3;

             private static const ARRAY_COLLECTION_TYPE:int = 0;
             private static const ARRAY_COLLECTION_FILTER_TYPE:int = 1;
             private static const ARRAY_COLLECTION_SORT_TYPE:int = 2;
             private static const ARRAY_COLLECTION_FILTER_SORT_TYPE:int = 3;

             private static const WRAPPING_COLLECTION_NONE:int = 0;
             private static const WRAPPING_COLLECTION_HCV_NO_GROUPING:int = 1;
             private static const WRAPPING_COLLECTION_HCV_WITH_GROUPING:int = 2;

             public function get numItemsToInitializeWith():int
             {
                 return seedItemAmountInput.value;
             }

             public function get fillSeedItems():Boolean
             {
                 return fillSeedItemsInput.selected;
             }

             public function get numIterations():int
             {
                 return numSecondsInput.value * NUM_ITERATIONS_PER_SECOND;
             }

             public function get numItemsToAddPerSecond():int
             {
                 return numItemsToAddPerSecondInput.value;
             }

             public function get fillObjectsInitially():Boolean
             {
                 return fillObjectsInitiallyCheckBox.selected;
             }

             public function get numItemsToUpdatePerSecond():int
             {
                 return numItemsToUpdatePerSecondInput.value;
             }

             public function get numPropertiesPerUpdate():int
             {
                 return numPropsToUpdatePerObjectUpdateInput.value;
             }

             public function runTest():void
             {

                 collectionTests.addEventListener(CollectionTest.TEST_COMPLETE, testCompleteHandler);

                 switch (collectionToUseDropDownList.selectedIndex)
                 {
                     case ARRAY_COLLECTION_TYPE:
                     case ARRAY_COLLECTION_FILTER_TYPE:
                     case ARRAY_COLLECTION_SORT_TYPE:
                     case ARRAY_COLLECTION_FILTER_SORT_TYPE:
                         startCollectionTest();
                         break;
                 }
             }

             private var validationTime:int;
             private var layoutManagerStartTime:int;
             private var renderTime:int;
             private var layoutManagerEndTime:int;

             private function layoutManager_layoutManagerStartHandler(event:Event):void
             {
                 layoutManagerStartTime = getTimer();
             }

             private function layoutManager_layoutManagerEndHandler(event:Event):void
             {
                 layoutManagerEndTime = getTimer();
                 validationTime += (layoutManagerEndTime - layoutManagerStartTime);
             }

             private function enterFrameHandler(event:Event):void
             {
                 if (layoutManagerEndTime > 0)
                 {
                     renderTime += (getTimer() - layoutManagerEndTime);
                     layoutManagerEndTime = 0;
                 }
             }

             private function startCollectionTest():void
             {
                 var myList:IList = createCollectionObject();

                 var collectionWrapper:Object = wrapInOtherCollectionIfNeeded(myList);

                 applySortAndFilterIfNeeded(collectionWrapper, myList);

                 adg.dataProvider = collectionWrapper;

                 LayoutManager.getInstance().validateNow();

                 LayoutManager.getInstance().addEventListener("layoutManagerStart", layoutManager_layoutManagerStartHandler);
                 LayoutManager.getInstance().addEventListener("updateComplete", layoutManager_layoutManagerEndHandler);
                 addEventListener(Event.ENTER_FRAME, enterFrameHandler);

                 if (numItemsToInitializeWith > 0)
                 {
                     switch (objectToUseDropDownList.selectedIndex)
                     {
                         case NON_BINDABLE_OBJECT:
                             collectionTests.fillCollectionNonBindable(myList, numItemsToInitializeWith, fillSeedItems);
                             break;
                         case PROPERTY_CHANGE_BINDABLE_OBJECT:
                             collectionTests.fillCollectionPropertyChangeBindable(myList, numItemsToInitializeWith, fillSeedItems);
                             break;
                         case UNIQUE_EVENT_BINDABLE_OBJECT:
                             collectionTests.fillCollectionUniqueEventBindable(myList, numItemsToInitializeWith, fillSeedItems);
                             break;
                         case SINGLE_VERSION_EVENT_BINDABLE_OBJECT:
                             collectionTests.fillCollectionSingleVersionEventBindable(myList, numItemsToInitializeWith, fillSeedItems);
                             break;
                     }
                 }

                 if (numItemsToAddPerSecond > 0)
                 {
                     switch (objectToUseDropDownList.selectedIndex)
                     {
                         case NON_BINDABLE_OBJECT:
                             testResultsAdd = collectionTests.startRandomAdditionsNonBindableCollection(myList, numIterations, numItemsToAddPerSecond, fillObjectsInitially);
                             break;
                         case PROPERTY_CHANGE_BINDABLE_OBJECT:
                             testResultsAdd = collectionTests.startRandomAdditionsPropertyChangeBindableCollection(myList, numIterations, numItemsToAddPerSecond, fillObjectsInitially);
                             break;
                         case UNIQUE_EVENT_BINDABLE_OBJECT:
                             testResultsAdd = collectionTests.startRandomAdditionsUniqueEventBindableCollection(myList, numIterations, numItemsToAddPerSecond, fillObjectsInitially);
                             break;
                         case SINGLE_VERSION_EVENT_BINDABLE_OBJECT:
                             testResultsAdd = collectionTests.startRandomAdditionsSingleVersionEventBindableCollection(myList, numIterations, numItemsToAddPerSecond, fillObjectsInitially);
                             break;
                     }
                 }

                 if (numItemsToUpdatePerSecond > 0)
                 {
                     testResultsUpdate = collectionTests.startRandomPropertyUpdatesCollection(myList, numIterations, numItemsToUpdatePerSecond, numPropertiesPerUpdate);
                 }
             }

             private function createCollectionObject():IList
             {
                 return new ArrayCollection();
             }

             private function applySortAndFilterIfNeeded(
                 collectionWrapper:Object,
                 underlyingCollection:IList):void
             {
                 var collectionForFilterAndSort:ICollectionView = collectionWrapper as ICollectionView;
                 if (!collectionForFilterAndSort)
                     collectionForFilterAndSort = underlyingCollection as ICollectionView;

                 if (collectionToUseDropDownList.selectedIndex == ARRAY_COLLECTION_FILTER_TYPE ||
                     collectionToUseDropDownList.selectedIndex == ARRAY_COLLECTION_FILTER_SORT_TYPE)
                 {
                     collectionForFilterAndSort.filterFunction = testFilterFunction;
                 }

                 if (collectionToUseDropDownList.selectedIndex == ARRAY_COLLECTION_SORT_TYPE ||
                     collectionToUseDropDownList.selectedIndex == ARRAY_COLLECTION_FILTER_SORT_TYPE)
                 {
                     collectionForFilterAndSort.sort = getTestSort();
                 }

                 if (collectionToUseDropDownList.selectedIndex != ARRAY_COLLECTION_TYPE)
                 {
                     collectionForFilterAndSort.refresh();
                 }
             }

             private function wrapInOtherCollectionIfNeeded(myList:IList):Object
             {
                 var gc2:GroupingCollection2;
                 var hcv:HierarchicalCollectionView;

                 switch (wrappingCollectionToUseDropDownList.selectedIndex)
                 {
                     case WRAPPING_COLLECTION_NONE:
                         return myList;
                     case WRAPPING_COLLECTION_HCV_NO_GROUPING:
                         gc2 = new GroupingCollection2();
                         gc2.source = myList;
                         gc2.refresh();
                         hcv = new HierarchicalCollectionView(gc2);
                         return hcv;
                     case WRAPPING_COLLECTION_HCV_WITH_GROUPING:
                         gc2 = new GroupingCollection2();
                         gc2.grouping = getTestGrouping();
                         gc2.source = myList;
                         gc2.refresh();
                         hcv = new HierarchicalCollectionView(gc2);
                         return hcv;
                 }

                 return null;
             }

             private function getTestGrouping():Grouping
             {
                 var grouping:Grouping = new Grouping();
                 var gf:GroupingField = new GroupingField("property3");
                 gf.groupingFunction = testGroupingFunction;
                 grouping.fields = [gf];

                 return grouping;
             }

             [Bindable]
             private var numGroupsForGroupingCollection:int = 10;

             private function testGroupingFunction(item:Object, field:GroupingField):String
             {
                 var myNumber:Number = item[field.name] as Number;
                 var groupId:Number = Math.floor(myNumber * numGroupsForGroupingCollection);
                 return groupId.toString();
             }

             private function testCompleteHandler(event:Event):void
             {
                 // if haven't finished both tests, wait for next event
                 if (numItemsToAddPerSecond > 0
                     && numItemsToUpdatePerSecond > 0
                     && testResultsAdd.length != testResultsUpdate.length)
                 {
                     return;
                 }

                 var collectionTime:int = 0;
                 var len:int = testResultsAdd ? testResultsAdd.length : 0;
                 for (var i:int = 0; i < len; i++)
                 {
                     collectionTime += testResultsAdd[i];
                 }

                 len = testResultsUpdate ? testResultsUpdate.length : 0;
                 for (i = 0; i < len; i++)
                 {
                     collectionTime += testResultsUpdate[i];
                 }

                 testResultsAdd = testResultsUpdate = null;

                 var totalTime:Number = collectionTime + validationTime + renderTime;
                 resultLabel.text += ": (" + collectionTime + ", " + validationTime + ", " + renderTime + ", " + totalTime + ") ";

                 collectionTests.removeEventListener(CollectionTest.TEST_COMPLETE, testCompleteHandler);
                 LayoutManager.getInstance().removeEventListener("layoutManagerStart", layoutManager_layoutManagerStartHandler);
                 LayoutManager.getInstance().removeEventListener("updateComplete", layoutManager_layoutManagerEndHandler);
                 removeEventListener(Event.ENTER_FRAME, enterFrameHandler);

             }

             [Bindable]
             public var valToTestForGreaterThanInFilterFunction:Number = 0.8;

             public function testFilterFunction(item:Object):Boolean
             {
                 if ("property0" in item)
                     return item.property0 > valToTestForGreaterThanInFilterFunction;
                 else
                     return true; // for groups
             }

             public function getTestSort():Sort
             {
                 var sort:Sort = new Sort();
                 sort.fields = [new SortField("property1")];
                 return sort;
             }

             private function formatIntTo3Digits(value:int):String
             {
                 if (value >= 100)
                     return "" + value;
                 else if (value >= 10)
                     return "0" + value;
                 else
                     return "00" + value;
             }

             private function formatIntTo5Digits(value:int):String
             {
                 if (value >= 10000)
                     return "" + value;
                 if (value >= 1000)
                     return "0" + value;
                 if (value >= 100)
                     return "00" + value;
                 else if (value >= 10)
                     return "000" + value;
                 else
                     return "0000" + value;
             }

         ]]>
     </fx:Script>
     <fx:Declarations>
         <!-- Place non-visual elements (e.g., services, value objects) here -->
         <s:NumberFormatter id="decimalFormatterPrecision2" trailingZeros="true" leadingZero="true" fractionalDigits="2" />
     </fx:Declarations>
     <s:layout>
         <s:VerticalLayout />
     </s:layout>

     <s:FormItem label="Object to use">
         <s:DropDownList id="objectToUseDropDownList" requireSelection="true" width="200">
             <s:ArrayList>
                 <fx:String>NonBindableObject</fx:String>
                 <fx:String>PropertyChangeBindableObject</fx:String>
                 <fx:String>SingleVersionEventBindableObject</fx:String>
                 <fx:String>UniqueEventBindableObject</fx:String>
             </s:ArrayList>
         </s:DropDownList>
     </s:FormItem>

     <s:HGroup>
         <s:FormItem label="Collection to use">
             <s:DropDownList id="collectionToUseDropDownList" requireSelection="true" width="200">
                 <s:ArrayList>
                     <fx:String>ArrayCollection</fx:String>
                     <fx:String>ArrayCollection + Filter</fx:String>
                     <fx:String>ArrayCollection + Sort</fx:String>
                     <fx:String>ArrayCollection + Filter + Sort</fx:String>
                 </s:ArrayList>
             </s:DropDownList>
         </s:FormItem>
         <s:FormItem label="Wrapping Collection to use">
             <s:DropDownList id="wrappingCollectionToUseDropDownList" requireSelection="true" width="200">
                 <s:ArrayList>
                     <fx:String>None</fx:String>
                     <fx:String>HCV wrapping GC2 no grouping</fx:String>
                     <fx:String>HCV wrapping GC2 group by 1 field</fx:String>
                 </s:ArrayList>
             </s:DropDownList>
         </s:FormItem>
     </s:HGroup>

     <s:HGroup>
         <s:FormItem label="Seed with items ({formatIntTo5Digits(seedItemAmountInput.value)})" >
             <s:NumericStepper id="seedItemAmountInput" minimum="10" maximum="1000000" value="100" stepSize="5"  />
         </s:FormItem>
         <s:FormItem label="Fill seed items">
             <s:CheckBox id="fillSeedItemsInput" selected="false" />
         </s:FormItem>
     </s:HGroup>

     <s:FormItem label="Num Seconds ({formatIntTo3Digits(numSecondsInput.value)})" >
         <s:NumericStepper id="numSecondsInput" minimum="5" maximum="300" value="20" snapInterval="1" stepSize="5" />
     </s:FormItem>

     <s:HGroup>
         <s:FormItem label="Num items to add per second ({formatIntTo3Digits(numItemsToAddPerSecondInput.value)})">
             <s:NumericStepper id="numItemsToAddPerSecondInput" minimum="0" maximum="300" value="50" snapInterval="1" stepSize="5" />
         </s:FormItem>
         <s:FormItem label="Fill added objects initially">
             <s:CheckBox id="fillObjectsInitiallyCheckBox" selected="false" />
         </s:FormItem>
     </s:HGroup>

     <s:HGroup>
         <s:FormItem label="Num items to update per second ({formatIntTo3Digits(numItemsToUpdatePerSecondInput.value)})">
             <s:NumericStepper id="numItemsToUpdatePerSecondInput" minimum="0" maximum="300" value="100" snapInterval="1" stepSize="5" />
         </s:FormItem>
         <s:FormItem label="Num props per update ({formatIntTo3Digits(numPropsToUpdatePerObjectUpdateInput.value)})">
             <s:NumericStepper id="numPropsToUpdatePerObjectUpdateInput" minimum="0" maximum="30" value="10" snapInterval="1" stepSize="5" />
         </s:FormItem>
     </s:HGroup>

     <s:HGroup>
         <s:FormItem label="Value to test for greater than in filter function ({decimalFormatterPrecision2.format(valToTestForGreaterThanInFilterFunction)})">
             <s:NumericStepper minimum="0" maximum="1" value="@{valToTestForGreaterThanInFilterFunction}" snapInterval="0.05" stepSize="0.05" />
         </s:FormItem>
         <s:FormItem label="Num groups to have if wrapping with a grouping collection ({formatIntTo3Digits(numGroupsForGroupingCollection)})">
             <s:NumericStepper value="@{numGroupsForGroupingCollection}" minimum="1" maximum="200" snapInterval="1" stepSize="1" />
         </s:FormItem>
     </s:HGroup>

     <s:HGroup>
         <s:Button label="Run test" click="runTest()" />
         <s:Label id="resultLabel" text="Result: " />
     </s:HGroup>

     <mx:AdvancedDataGrid id="adg" height="600" width="1200"
                          horizontalScrollPolicy="on" displayItemsExpanded="true">
         <mx:groupItemRenderer>
             <fx:Component>
                 <mx:AdvancedDataGridGroupItemRenderer dataChange="advanceddatagridgroupitemrenderer1_dataChangeHandler(event)">
                     <fx:Script>
                         <![CDATA[
                             import mx.events.FlexEvent;
                             import mx.controls.AdvancedDataGrid;

                             protected function advanceddatagridgroupitemrenderer1_dataChangeHandler(event:FlexEvent):void
                             {
                                 if (listData && data)
                                 {
 //                                    AdvancedDataGrid(listData.owner).expandItem(data, true);
                                 }
                             }
                         ]]>
                     </fx:Script>
                 </mx:AdvancedDataGridGroupItemRenderer>
                 </fx:Component>
         </mx:groupItemRenderer>
         <mx:columns>
             <mx:AdvancedDataGridColumn dataField="property3" width="80" />
             <mx:AdvancedDataGridColumn dataField="property0" width="80" />
             <mx:AdvancedDataGridColumn dataField="property1" width="80" />
             <mx:AdvancedDataGridColumn dataField="property2" width="80" />
             <mx:AdvancedDataGridColumn dataField="property4" width="80" />
             <mx:AdvancedDataGridColumn dataField="property5" width="80" />
             <mx:AdvancedDataGridColumn dataField="property6" width="80" />
             <mx:AdvancedDataGridColumn dataField="property7" width="80" />
             <mx:AdvancedDataGridColumn dataField="property8" width="80" />
             <mx:AdvancedDataGridColumn dataField="property9" width="80" />
             <mx:AdvancedDataGridColumn dataField="property10" width="80" />
             <mx:AdvancedDataGridColumn dataField="property11" width="80" />
             <mx:AdvancedDataGridColumn dataField="property13" width="80" />
             <mx:AdvancedDataGridColumn dataField="property12" width="80" />
             <mx:AdvancedDataGridColumn dataField="property14" width="80" />
             <mx:AdvancedDataGridColumn dataField="property15" width="80" />
             <mx:AdvancedDataGridColumn dataField="property16" width="80" />
             <mx:AdvancedDataGridColumn dataField="property17" width="80" />
             <mx:AdvancedDataGridColumn dataField="property18" width="80" />
             <mx:AdvancedDataGridColumn dataField="property19" width="80" />
             <mx:AdvancedDataGridColumn dataField="property20" width="80" />
             <mx:AdvancedDataGridColumn dataField="property21" width="80" />
             <mx:AdvancedDataGridColumn dataField="property22" width="80" />
             <mx:AdvancedDataGridColumn dataField="property23" width="80" />
             <mx:AdvancedDataGridColumn dataField="property24" width="80" />
             <mx:AdvancedDataGridColumn dataField="property25" width="80" />
             <mx:AdvancedDataGridColumn dataField="property26" width="80" />
             <mx:AdvancedDataGridColumn dataField="property27" width="80" />
             <mx:AdvancedDataGridColumn dataField="property28" width="80" />
             <mx:AdvancedDataGridColumn dataField="property29" width="80" />
         </mx:columns>
     </mx:AdvancedDataGrid>
 </s:Application>
	<?xml version="1.0" encoding="utf-8"?>
	<s:Application xmlns:fx="http://ns.adobe.com/mxml/2009"
	xmlns:s="library://ns.adobe.com/flex/spark"
	xmlns:mx="library://ns.adobe.com/flex/mx" minWidth="955" minHeight="600">
	<fx:Script>
	<![CDATA[
	import flash.utils.getTimer;

	import mx.collections.ArrayCollection;
	import mx.collections.ArrayList;
	import mx.collections.Grouping;
	import mx.collections.GroupingCollection;
	import mx.collections.GroupingCollection2;
	import mx.collections.GroupingField;
	import mx.collections.HierarchicalCollectionView;
	import mx.collections.ICollectionView;
	import mx.collections.IList;
	import mx.collections.Sort;
	import mx.collections.SortField;
	import mx.events.FlexEvent;
	import mx.managers.LayoutManager;

	protected function application1_applicationCompleteHandler(event:FlexEvent):void
	{

	}

	public var collectionTests:CollectionTest = new CollectionTest();
	public var testResultsAdd:Array;
	public var testResultsUpdate:Array;

	public static const NUM_ITERATIONS_PER_SECOND:int = 4;

	private static const NON_BINDABLE_OBJECT:int = 0;
	private static const PROPERTY_CHANGE_BINDABLE_OBJECT:int = 1;
	private static const SINGLE_VERSION_EVENT_BINDABLE_OBJECT:int = 2;
	private static const UNIQUE_EVENT_BINDABLE_OBJECT:int = 3;

	private static const ARRAY_COLLECTION_TYPE:int = 0;
	private static const ARRAY_COLLECTION_FILTER_TYPE:int = 1;
	private static const ARRAY_COLLECTION_SORT_TYPE:int = 2;
	private static const ARRAY_COLLECTION_FILTER_SORT_TYPE:int = 3;

	private static const WRAPPING_COLLECTION_NONE:int = 0;
	private static const WRAPPING_COLLECTION_HCV_NO_GROUPING:int = 1;
	private static const WRAPPING_COLLECTION_HCV_WITH_GROUPING:int = 2;

	public function get numItemsToInitializeWith():int
	{
	return seedItemAmountInput.value;
	}

	public function get fillSeedItems():Boolean
	{
	return fillSeedItemsInput.selected;
	}

	public function get numIterations():int
	{
	return numSecondsInput.value * NUM_ITERATIONS_PER_SECOND;
	}

	public function get numItemsToAddPerSecond():int
	{
	return numItemsToAddPerSecondInput.value;
	}

	public function get fillObjectsInitially():Boolean
	{
	return fillObjectsInitiallyCheckBox.selected;
	}

	public function get numItemsToUpdatePerSecond():int
	{
	return numItemsToUpdatePerSecondInput.value;
	}

	public function get numPropertiesPerUpdate():int
	{
	return numPropsToUpdatePerObjectUpdateInput.value;
	}

	public function runTest():void
	{

	collectionTests.addEventListener(CollectionTest.TEST_COMPLETE, testCompleteHandler);

	switch (collectionToUseDropDownList.selectedIndex)
	{
	case ARRAY_COLLECTION_TYPE:
	case ARRAY_COLLECTION_FILTER_TYPE:
	case ARRAY_COLLECTION_SORT_TYPE:
	case ARRAY_COLLECTION_FILTER_SORT_TYPE:
	startCollectionTest();
	break;
	}
	}

	private var validationTime:int;
	private var layoutManagerStartTime:int;
	private var renderTime:int;
	private var layoutManagerEndTime:int;

	private function layoutManager_layoutManagerStartHandler(event:Event):void
	{
	layoutManagerStartTime = getTimer();
	}

	private function layoutManager_layoutManagerEndHandler(event:Event):void
	{
	layoutManagerEndTime = getTimer();
	validationTime += (layoutManagerEndTime - layoutManagerStartTime);
	}

	private function enterFrameHandler(event:Event):void
	{
	if (layoutManagerEndTime > 0)
	{
	renderTime += (getTimer() - layoutManagerEndTime);
	layoutManagerEndTime = 0;
	}
	}

	private function startCollectionTest():void
	{
	var myList:IList = createCollectionObject();

	var collectionWrapper:Object = wrapInOtherCollectionIfNeeded(myList);

	applySortAndFilterIfNeeded(collectionWrapper, myList);

	adg.dataProvider = collectionWrapper;

	LayoutManager.getInstance().validateNow();

	LayoutManager.getInstance().addEventListener("layoutManagerStart", layoutManager_layoutManagerStartHandler);
	LayoutManager.getInstance().addEventListener("updateComplete", layoutManager_layoutManagerEndHandler);
	addEventListener(Event.ENTER_FRAME, enterFrameHandler);

	if (numItemsToInitializeWith > 0)
	{
	switch (objectToUseDropDownList.selectedIndex)
	{
	case NON_BINDABLE_OBJECT:
	collectionTests.fillCollectionNonBindable(myList, numItemsToInitializeWith, fillSeedItems);
	break;
	case PROPERTY_CHANGE_BINDABLE_OBJECT:
	collectionTests.fillCollectionPropertyChangeBindable(myList, numItemsToInitializeWith, fillSeedItems);
	break;
	case UNIQUE_EVENT_BINDABLE_OBJECT:
	collectionTests.fillCollectionUniqueEventBindable(myList, numItemsToInitializeWith, fillSeedItems);
	break;
	case SINGLE_VERSION_EVENT_BINDABLE_OBJECT:
	collectionTests.fillCollectionSingleVersionEventBindable(myList, numItemsToInitializeWith, fillSeedItems);
	break;
	}
	}

	if (numItemsToAddPerSecond > 0)
	{
	switch (objectToUseDropDownList.selectedIndex)
	{
	case NON_BINDABLE_OBJECT:
	testResultsAdd = collectionTests.startRandomAdditionsNonBindableCollection(myList, numIterations, numItemsToAddPerSecond, fillObjectsInitially);
	break;
	case PROPERTY_CHANGE_BINDABLE_OBJECT:
	testResultsAdd = collectionTests.startRandomAdditionsPropertyChangeBindableCollection(myList, numIterations, numItemsToAddPerSecond, fillObjectsInitially);
	break;
	case UNIQUE_EVENT_BINDABLE_OBJECT:
	testResultsAdd = collectionTests.startRandomAdditionsUniqueEventBindableCollection(myList, numIterations, numItemsToAddPerSecond, fillObjectsInitially);
	break;
	case SINGLE_VERSION_EVENT_BINDABLE_OBJECT:
	testResultsAdd = collectionTests.startRandomAdditionsSingleVersionEventBindableCollection(myList, numIterations, numItemsToAddPerSecond, fillObjectsInitially);
	break;
	}
	}

	if (numItemsToUpdatePerSecond > 0)
	{
	testResultsUpdate = collectionTests.startRandomPropertyUpdatesCollection(myList, numIterations, numItemsToUpdatePerSecond, numPropertiesPerUpdate);
	}
	}

	private function createCollectionObject():IList
	{
	return new ArrayCollection();
	}

	private function applySortAndFilterIfNeeded(
	collectionWrapper:Object,
	underlyingCollection:IList):void
	{
	var collectionForFilterAndSort:ICollectionView = collectionWrapper as ICollectionView;
	if (!collectionForFilterAndSort)
	collectionForFilterAndSort = underlyingCollection as ICollectionView;

	if (collectionToUseDropDownList.selectedIndex == ARRAY_COLLECTION_FILTER_TYPE \|\|
	collectionToUseDropDownList.selectedIndex == ARRAY_COLLECTION_FILTER_SORT_TYPE)
	{
	collectionForFilterAndSort.filterFunction = testFilterFunction;
	}

	if (collectionToUseDropDownList.selectedIndex == ARRAY_COLLECTION_SORT_TYPE \|\|
	collectionToUseDropDownList.selectedIndex == ARRAY_COLLECTION_FILTER_SORT_TYPE)
	{
	collectionForFilterAndSort.sort = getTestSort();
	}

	if (collectionToUseDropDownList.selectedIndex != ARRAY_COLLECTION_TYPE)
	{
	collectionForFilterAndSort.refresh();
	}
	}

	private function wrapInOtherCollectionIfNeeded(myList:IList):Object
	{
	var gc2:GroupingCollection2;
	var hcv:HierarchicalCollectionView;

	switch (wrappingCollectionToUseDropDownList.selectedIndex)
	{
	case WRAPPING_COLLECTION_NONE:
	return myList;
	case WRAPPING_COLLECTION_HCV_NO_GROUPING:
	gc2 = new GroupingCollection2();
	gc2.source = myList;
	gc2.refresh();
	hcv = new HierarchicalCollectionView(gc2);
	return hcv;
	case WRAPPING_COLLECTION_HCV_WITH_GROUPING:
	gc2 = new GroupingCollection2();
	gc2.grouping = getTestGrouping();
	gc2.source = myList;
	gc2.refresh();
	hcv = new HierarchicalCollectionView(gc2);
	return hcv;
	}

	return null;
	}

	private function getTestGrouping():Grouping
	{
	var grouping:Grouping = new Grouping();
	var gf:GroupingField = new GroupingField("property3");
	gf.groupingFunction = testGroupingFunction;
	grouping.fields = [gf];

	return grouping;
	}

	[Bindable]
	private var numGroupsForGroupingCollection:int = 10;

	private function testGroupingFunction(item:Object, field:GroupingField):String
	{
	var myNumber:Number = item[field.name] as Number;
	var groupId:Number = Math.floor(myNumber * numGroupsForGroupingCollection);
	return groupId.toString();
	}

	private function testCompleteHandler(event:Event):void
	{
	// if haven't finished both tests, wait for next event
	if (numItemsToAddPerSecond > 0
	&& numItemsToUpdatePerSecond > 0
	&& testResultsAdd.length != testResultsUpdate.length)
	{
	return;
	}

	var collectionTime:int = 0;
	var len:int = testResultsAdd ? testResultsAdd.length : 0;
	for (var i:int = 0; i < len; i++)
	{
	collectionTime += testResultsAdd[i];
	}

	len = testResultsUpdate ? testResultsUpdate.length : 0;
	for (i = 0; i < len; i++)
	{
	collectionTime += testResultsUpdate[i];
	}

	testResultsAdd = testResultsUpdate = null;

	var totalTime:Number = collectionTime + validationTime + renderTime;
	resultLabel.text += ": (" + collectionTime + ", " + validationTime + ", " + renderTime + ", " + totalTime + ") ";

	collectionTests.removeEventListener(CollectionTest.TEST_COMPLETE, testCompleteHandler);
	LayoutManager.getInstance().removeEventListener("layoutManagerStart", layoutManager_layoutManagerStartHandler);
	LayoutManager.getInstance().removeEventListener("updateComplete", layoutManager_layoutManagerEndHandler);
	removeEventListener(Event.ENTER_FRAME, enterFrameHandler);

	}

	[Bindable]
	public var valToTestForGreaterThanInFilterFunction:Number = 0.8;

	public function testFilterFunction(item:Object):Boolean
	{
	if ("property0" in item)
	return item.property0 > valToTestForGreaterThanInFilterFunction;
	else
	return true; // for groups
	}

	public function getTestSort():Sort
	{
	var sort:Sort = new Sort();
	sort.fields = [new SortField("property1")];
	return sort;
	}

	private function formatIntTo3Digits(value:int):String
	{
	if (value >= 100)
	return "" + value;
	else if (value >= 10)
	return "0" + value;
	else
	return "00" + value;
	}

	private function formatIntTo5Digits(value:int):String
	{
	if (value >= 10000)
	return "" + value;
	if (value >= 1000)
	return "0" + value;
	if (value >= 100)
	return "00" + value;
	else if (value >= 10)
	return "000" + value;
	else
	return "0000" + value;
	}

	]]>
	</fx:Script>
	<fx:Declarations>
	<!-- Place non-visual elements (e.g., services, value objects) here -->
	<s:NumberFormatter id="decimalFormatterPrecision2" trailingZeros="true" leadingZero="true" fractionalDigits="2" />
	</fx:Declarations>
	<s:layout>
	<s:VerticalLayout />
	</s:layout>

	<s:FormItem label="Object to use">
	<s:DropDownList id="objectToUseDropDownList" requireSelection="true" width="200">
	<s:ArrayList>
	<fx:String>NonBindableObject</fx:String>
	<fx:String>PropertyChangeBindableObject</fx:String>
	<fx:String>SingleVersionEventBindableObject</fx:String>
	<fx:String>UniqueEventBindableObject</fx:String>
	</s:ArrayList>
	</s:DropDownList>
	</s:FormItem>

	<s:HGroup>
	<s:FormItem label="Collection to use">
	<s:DropDownList id="collectionToUseDropDownList" requireSelection="true" width="200">
	<s:ArrayList>
	<fx:String>ArrayCollection</fx:String>
	<fx:String>ArrayCollection + Filter</fx:String>
	<fx:String>ArrayCollection + Sort</fx:String>
	<fx:String>ArrayCollection + Filter + Sort</fx:String>
	</s:ArrayList>
	</s:DropDownList>
	</s:FormItem>
	<s:FormItem label="Wrapping Collection to use">
	<s:DropDownList id="wrappingCollectionToUseDropDownList" requireSelection="true" width="200">
	<s:ArrayList>
	<fx:String>None</fx:String>
	<fx:String>HCV wrapping GC2 no grouping</fx:String>
	<fx:String>HCV wrapping GC2 group by 1 field</fx:String>
	</s:ArrayList>
	</s:DropDownList>
	</s:FormItem>
	</s:HGroup>

	<s:HGroup>
	<s:FormItem label="Seed with items ({formatIntTo5Digits(seedItemAmountInput.value)})" >
	<s:NumericStepper id="seedItemAmountInput" minimum="10" maximum="1000000" value="100" stepSize="5" />
	</s:FormItem>
	<s:FormItem label="Fill seed items">
	<s:CheckBox id="fillSeedItemsInput" selected="false" />
	</s:FormItem>
	</s:HGroup>

	<s:FormItem label="Num Seconds ({formatIntTo3Digits(numSecondsInput.value)})" >
	<s:NumericStepper id="numSecondsInput" minimum="5" maximum="300" value="20" snapInterval="1" stepSize="5" />
	</s:FormItem>

	<s:HGroup>
	<s:FormItem label="Num items to add per second ({formatIntTo3Digits(numItemsToAddPerSecondInput.value)})">
	<s:NumericStepper id="numItemsToAddPerSecondInput" minimum="0" maximum="300" value="50" snapInterval="1" stepSize="5" />
	</s:FormItem>
	<s:FormItem label="Fill added objects initially">
	<s:CheckBox id="fillObjectsInitiallyCheckBox" selected="false" />
	</s:FormItem>
	</s:HGroup>

	<s:HGroup>
	<s:FormItem label="Num items to update per second ({formatIntTo3Digits(numItemsToUpdatePerSecondInput.value)})">
	<s:NumericStepper id="numItemsToUpdatePerSecondInput" minimum="0" maximum="300" value="100" snapInterval="1" stepSize="5" />
	</s:FormItem>
	<s:FormItem label="Num props per update ({formatIntTo3Digits(numPropsToUpdatePerObjectUpdateInput.value)})">
	<s:NumericStepper id="numPropsToUpdatePerObjectUpdateInput" minimum="0" maximum="30" value="10" snapInterval="1" stepSize="5" />
	</s:FormItem>
	</s:HGroup>

	<s:HGroup>
	<s:FormItem label="Value to test for greater than in filter function ({decimalFormatterPrecision2.format(valToTestForGreaterThanInFilterFunction)})">
	<s:NumericStepper minimum="0" maximum="1" value="@{valToTestForGreaterThanInFilterFunction}" snapInterval="0.05" stepSize="0.05" />
	</s:FormItem>
	<s:FormItem label="Num groups to have if wrapping with a grouping collection ({formatIntTo3Digits(numGroupsForGroupingCollection)})">
	<s:NumericStepper value="@{numGroupsForGroupingCollection}" minimum="1" maximum="200" snapInterval="1" stepSize="1" />
	</s:FormItem>
	</s:HGroup>

	<s:HGroup>
	<s:Button label="Run test" click="runTest()" />
	<s:Label id="resultLabel" text="Result: " />
	</s:HGroup>

	<mx:AdvancedDataGrid id="adg" height="600" width="1200"
	horizontalScrollPolicy="on" displayItemsExpanded="true">
	<mx:groupItemRenderer>
	<fx:Component>
	<mx:AdvancedDataGridGroupItemRenderer dataChange="advanceddatagridgroupitemrenderer1_dataChangeHandler(event)">
	<fx:Script>
	<![CDATA[
	import mx.events.FlexEvent;
	import mx.controls.AdvancedDataGrid;

	protected function advanceddatagridgroupitemrenderer1_dataChangeHandler(event:FlexEvent):void
	{
	if (listData && data)
	{
	// AdvancedDataGrid(listData.owner).expandItem(data, true);
	}
	}
	]]>
	</fx:Script>
	</mx:AdvancedDataGridGroupItemRenderer>
	</fx:Component>
	</mx:groupItemRenderer>
	<mx:columns>
	<mx:AdvancedDataGridColumn dataField="property3" width="80" />
	<mx:AdvancedDataGridColumn dataField="property0" width="80" />
	<mx:AdvancedDataGridColumn dataField="property1" width="80" />
	<mx:AdvancedDataGridColumn dataField="property2" width="80" />
	<mx:AdvancedDataGridColumn dataField="property4" width="80" />
	<mx:AdvancedDataGridColumn dataField="property5" width="80" />
	<mx:AdvancedDataGridColumn dataField="property6" width="80" />
	<mx:AdvancedDataGridColumn dataField="property7" width="80" />
	<mx:AdvancedDataGridColumn dataField="property8" width="80" />
	<mx:AdvancedDataGridColumn dataField="property9" width="80" />
	<mx:AdvancedDataGridColumn dataField="property10" width="80" />
	<mx:AdvancedDataGridColumn dataField="property11" width="80" />
	<mx:AdvancedDataGridColumn dataField="property13" width="80" />
	<mx:AdvancedDataGridColumn dataField="property12" width="80" />
	<mx:AdvancedDataGridColumn dataField="property14" width="80" />
	<mx:AdvancedDataGridColumn dataField="property15" width="80" />
	<mx:AdvancedDataGridColumn dataField="property16" width="80" />
	<mx:AdvancedDataGridColumn dataField="property17" width="80" />
	<mx:AdvancedDataGridColumn dataField="property18" width="80" />
	<mx:AdvancedDataGridColumn dataField="property19" width="80" />
	<mx:AdvancedDataGridColumn dataField="property20" width="80" />
	<mx:AdvancedDataGridColumn dataField="property21" width="80" />
	<mx:AdvancedDataGridColumn dataField="property22" width="80" />
	<mx:AdvancedDataGridColumn dataField="property23" width="80" />
	<mx:AdvancedDataGridColumn dataField="property24" width="80" />
	<mx:AdvancedDataGridColumn dataField="property25" width="80" />
	<mx:AdvancedDataGridColumn dataField="property26" width="80" />
	<mx:AdvancedDataGridColumn dataField="property27" width="80" />
	<mx:AdvancedDataGridColumn dataField="property28" width="80" />
	<mx:AdvancedDataGridColumn dataField="property29" width="80" />
	</mx:columns>
	</mx:AdvancedDataGrid>
	</s:Application>