third_party/WebKit/LayoutTests/http/tests/inspector/layers-test.js

   1 function initialize_LayerTreeTests()
   2 {
   3     InspectorTest.layerTreeModel = WebInspector.targetManager.mainTarget().layerTreeModel;
   4
   5     InspectorTest.labelForLayer = function(layer)
   6     {
   7         var node = layer.nodeForSelfOrAncestor();
   8         var label = node ? WebInspector.DOMPresentationUtils.fullQualifiedSelector(node, false) : "<invalid node id>";
   9         var height = layer.height();
  10         var width = layer.width();
  11         if (height <= 200 && width <= 200)
  12             label += " " + height + "x" + width;
  13         if (typeof layer.__extraData !== "undefined")
  14             label += " (" + layer.__extraData + ")";
  15         return label;
  16     }
  17
  18     InspectorTest.dumpLayerTree = function(prefix, root)
  19     {
  20         if (!prefix)
  21             prefix = "";
  22         if (!root) {
  23             root = InspectorTest.layerTreeModel.layerTree().contentRoot();
  24             if (!root) {
  25                 InspectorTest.addResult("No layer root, perhaps not in the composited mode! ");
  26                 InspectorTest.completeTest();
  27                 return;
  28             }
  29         }
  30         InspectorTest.addResult(prefix + InspectorTest.labelForLayer(root));
  31         root.children().forEach(InspectorTest.dumpLayerTree.bind(InspectorTest, prefix + "    "));
  32     }
  33
  34     InspectorTest.dumpLayers3DView = function(prefix, root)
  35     {
  36         if (!prefix)
  37             prefix = "";
  38         if (!root)
  39             root = WebInspector.panels.layers._layers3DView._rotatingContainerElement;
  40         if (root.__layer)
  41             InspectorTest.addResult(prefix + InspectorTest.labelForLayer(root.__layer));
  42         for (var element = root.firstElementChild; element; element = element.nextSibling)
  43             InspectorTest.dumpLayers3DView(prefix + "    ", element);
  44     }
  45
  46     InspectorTest.evaluateAndRunWhenTreeChanges = function(expression, callback)
  47     {
  48         function eventHandler()
  49         {
  50             InspectorTest.layerTreeModel.removeEventListener(WebInspector.LayerTreeModel.Events.LayerTreeChanged, eventHandler);
  51             callback();
  52         }
  53         InspectorTest.evaluateInPage(expression, function() {
  54             InspectorTest.layerTreeModel.addEventListener(WebInspector.LayerTreeModel.Events.LayerTreeChanged, eventHandler);
  55         });
  56     }
  57
  58     InspectorTest.findLayerByNodeIdAttribute = function(nodeIdAttribute)
  59     {
  60         var result;
  61         function testLayer(layer)
  62         {
  63             var node = layer.node();
  64             if (!node)
  65                 return false;
  66             if (!node || node.getAttribute("id") !== nodeIdAttribute)
  67                 return false;
  68             result = layer;
  69             return true;
  70         }
  71         InspectorTest.layerTreeModel.layerTree().forEachLayer(testLayer);
  72         if (!result)
  73             InspectorTest.addResult("ERROR: No layer for " + nodeIdAttribute);
  74         return result;
  75     }
  76
  77     InspectorTest.requestLayers = function(callback)
  78     {
  79         InspectorTest.layerTreeModel.addEventListener(WebInspector.LayerTreeModel.Events.LayerTreeChanged, onLayerTreeChanged);
  80         InspectorTest.layerTreeModel.enable();
  81         function onLayerTreeChanged()
  82         {
  83             InspectorTest.layerTreeModel.removeEventListener(WebInspector.LayerTreeModel.Events.LayerTreeChanged, onLayerTreeChanged);
  84             callback();
  85         }
  86     }
  87
  88     InspectorTest.dumpModelScrollRects = function()
  89     {
  90         function dumpScrollRectsForLayer(layer)
  91         {
  92             if (layer._scrollRects.length > 0)
  93                 InspectorTest.addObject(layer._scrollRects);
  94         }
  95
  96         InspectorTest.addResult("Model elements dump");
  97         InspectorTest.layerTreeModel.layerTree().forEachLayer(dumpScrollRectsForLayer.bind(this));
  98     }
  99
 100     InspectorTest.dispatchMouseEvent = function(eventType, button, element, offsetX, offsetY)
 101     {
 102         var totalOffset = element.totalOffset();
 103         var scrollOffset = element.scrollOffset();
 104         var eventArguments = {
 105             bubbles: true,
 106             cancelable: true,
 107             view: window,
 108             screenX: totalOffset.left - scrollOffset.left + offsetX,
 109             screenY: totalOffset.top - scrollOffset.top + offsetY,
 110             clientX: totalOffset.left + offsetX,
 111             clientY: totalOffset.top + offsetY,
 112             button: button
 113         };
 114         if (eventType === "mouseout") {
 115             eventArguments.screenX = 0;
 116             eventArguments.screenY = 0;
 117             eventArguments.clientX = 0;
 118             eventArguments.clientY = 0;
 119         }
 120         element.dispatchEvent(new MouseEvent(eventType, eventArguments));
 121     }
 122 }