third_party/WebKit/LayoutTests/paint/invalidation/spv2/mix-blend-mode-separate-stacking-context.html

   1 <!-- Based on fast/repaint/mix-blend-mode-separate-stacking-context.html -->
   2 <!DOCTYPE HTML>
   3 <html>
   4 <head>
   5 <style>
   6     div {
   7         margin: 20px;
   8         width: 60px;
   9         height: 60px;
  10         float: left;
  11     }
  12 </style>
  13 <script src="resources/paint-invalidation-test.js" type="text/javascript"></script>
  14 <!-- Repaint test to ensure that setting a blend mode dynamically triggers this operation
  15     only with the contents of the nearest ancestor stacking context. -->
  16 <body onload="runPaintInvalidationTest()">
  17     <div style="background: green; position: relative; z-index: -1;">
  18         <div id="first" style="mix-blend-mode: normal; background-color: blue;"></div>
  19     </div>
  20     <div style="background: green; position: relative; z-index: -1;">
  21         <div id="second" style="mix-blend-mode: hue; background-color: blue;"></div>
  22     </div>
  23     <div style="background: green; position: relative; z-index: -1;">
  24         <div id="third" style="mix-blend-mode: hue; background-color: blue;"></div>
  25     </div>
  26     <div id="fourth" style="background: green;">
  27         <div style="mix-blend-mode: hue; background-color: blue;"></div>
  28     </div>
  29
  30     <script>
  31         window.expectedPaintInvalidationObjects = [
  32             "LayoutBlockFlow (floating) DIV id='second'",
  33             "LayoutBlockFlow (relative positioned) (floating) DIV",
  34             "LayoutBlockFlow (floating) DIV id='first'",
  35             "LayoutBlockFlow (relative positioned) (floating) DIV",
  36             "LayoutBlockFlow (floating) DIV id='second'",
  37             "LayoutBlockFlow (floating) DIV id='third'",
  38             "LayoutBlockFlow (relative positioned) (floating) DIV id='fourth'",
  39             "LayoutBlockFlow (floating) DIV",
  40         ];
  41         function paintInvalidationTest() {
  42             document.getElementById('first').style.mixBlendMode = "multiply";
  43             document.getElementById('second').style.mixBlendMode = "normal";
  44             document.getElementById('third').style.mixBlendMode = "multiply";
  45             document.getElementById('fourth').style.position = "relative";
  46             document.getElementById('fourth').style.zIndex = -1;
  47         }
  48     </script>
  49 </body>