third_party/WebKit/LayoutTests/inspector/elements/styles-4/undo-add-new-rule.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>
   6
   7 function test()
   8 {
   9     InspectorTest.selectNodeAndWaitForStyles("inspected", step1);
  10
  11     var treeElement;
  12
  13     function step1()
  14     {
  15         addNewRuleAndSelectNode("other", step2);
  16     }
  17
  18     function step2()
  19     {
  20         addNewRuleAndSelectNode("inspected", step3);
  21     }
  22
  23     function step3()
  24     {
  25         InspectorTest.addResult("After adding new rule:");
  26         InspectorTest.dumpSelectedElementStyles(true, false, true);
  27         printStyleSheetAndCall(step4);
  28     }
  29
  30     function step4()
  31     {
  32         InspectorTest.domModel.undo();
  33         InspectorTest.selectNodeAndWaitForStyles("other", step5);
  34     }
  35
  36     function step5()
  37     {
  38         InspectorTest.addResult("After undo:");
  39         InspectorTest.dumpSelectedElementStyles(true, false, true);
  40         printStyleSheetAndCall(step6);
  41     }
  42
  43     function step6()
  44     {
  45         InspectorTest.domModel.redo();
  46         InspectorTest.selectNodeAndWaitForStyles("inspected", step7);
  47     }
  48
  49     function step7()
  50     {
  51         InspectorTest.addResult("After redo:");
  52         InspectorTest.dumpSelectedElementStyles(true, false, true);
  53         printStyleSheetAndCall(step8);
  54     }
  55
  56     function step8()
  57     {
  58         InspectorTest.completeTest();
  59     }
  60
  61     function addNewRuleAndSelectNode(nodeId, next)
  62     {
  63         function selectNode()
  64         {
  65             InspectorTest.selectNodeAndWaitForStyles(nodeId, next);
  66         }
  67
  68         InspectorTest.addNewRule("div.foo", selectNode);
  69     }
  70
  71     function printStyleSheetAndCall(next)
  72     {
  73         var section = InspectorTest.firstMatchedStyleSection();
  74         var id = section.styleRule.style().styleSheetId;
  75         InspectorTest.CSSAgent.getStyleSheetText(id, callback);
  76         function callback(error, styleSheetText)
  77         {
  78             InspectorTest.addResult("===== Style sheet text: =====");
  79             InspectorTest.addResult(styleSheetText);
  80             InspectorTest.addResult("=============================");
  81             next();
  82         }
  83     }
  84 }
  85
  86 </script>
  87 </head>
  88
  89 <body onload="runTest()">
  90 <p>
  91 Tests that adding a new rule can be undone.
  92 </p>
  93
  94 <div class="foo" id="inspected" style="font-size: 12px">Text</div>
  95 <div class="foo" id="other" style="color:red"></div>
  96
  97 </body>
  98 </html>