third_party/WebKit/LayoutTests/inspector/elements/styles-4/styles-live-locations-leak.html

   1 <html>
   2 <head>
   3 <script src="../../../http/tests/inspector/inspector-test.js"></script>
   4 <script src="../../../http/tests/inspector/elements-test.js"></script>
   5 <script src="../styles/styles-test.js"></script>
   6 <style>
   7 #first {
   8     color: blue;
   9 }
  10
  11 #second {
  12     line-height: 1em;
  13     border: 1px solid black;
  14 }
  15
  16 #third {
  17     margin: 1px 1px 0 0;
  18     padding: 10px;
  19     background-color: blue;
  20     border: 1px solid black;
  21 }
  22 </style>
  23 <script>
  24 function test()
  25 {
  26     var initialLiveLocationsCount;
  27     InspectorTest.runTestSuite([
  28         function selectInitialNode(next)
  29         {
  30             InspectorTest.selectNodeAndWaitForStylesWithComputed("first", next);
  31         },
  32
  33         function saveInitialLiveLocationsCount(next)
  34         {
  35             initialLiveLocationsCount = countLiveLocations();
  36             next();
  37         },
  38
  39         function rebuildStylesSidebarPaneMultipleTimes(next)
  40         {
  41             var elementsToSelect = ["second", "third", "second", "first", "third", "first"];
  42             function loopThroughElements()
  43             {
  44                 if (!elementsToSelect.length) {
  45                     next();
  46                     return;
  47                 }
  48                 InspectorTest.selectNodeAndWaitForStylesWithComputed(elementsToSelect.shift(), loopThroughElements);
  49             }
  50             loopThroughElements();
  51         },
  52
  53         function compareLiveLocationsCount(next)
  54         {
  55             var liveLocationsCount = countLiveLocations();
  56             if (liveLocationsCount !== initialLiveLocationsCount)
  57                 InspectorTest.addResult(String.sprintf("ERROR: LiveLocations count is growing! Expected: %d found: %d", initialLiveLocationsCount, liveLocationsCount));
  58             else
  59                 InspectorTest.addResult("SUCCESS: LiveLocations count do not grow.");
  60             next();
  61         }
  62     ]);
  63
  64     function countLiveLocations()
  65     {
  66         var locationsCount = 0;
  67         var targetInfos = WebInspector.cssWorkspaceBinding._modelToTargetInfo.valuesArray();
  68         for (var targetInfo of targetInfos) {
  69             var headerInfos = targetInfo._headerInfoById.valuesArray();
  70             for (var headerInfo of headerInfos)
  71                 locationsCount += headerInfo._locations.size;
  72         }
  73         return locationsCount;
  74     }
  75 }
  76
  77 </script>
  78
  79 </head>
  80
  81 <body onload="runTest()">
  82
  83 <p>
  84 Tests that styles sidebar pane does not leak any LiveLocations.
  85 </p>
  86 <div id="first">First element to select</div>
  87 <div id="second">Second element to select</div>
  88 <div id="third">Second element to select</div>
  89 </body>
  90 </html>