dom/plugins/test/mochitest/test_painting.html

changeset 0
6474c204b198
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/dom/plugins/test/mochitest/test_painting.html	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,120 @@
     1.4 +<!DOCTYPE HTML>
     1.5 +<html>
     1.6 +<head>
     1.7 +  <title>Test for windowless plugin invalidation and expose events in clips</title>
     1.8 +  <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
     1.9 +  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
    1.10 +  <style>
    1.11 +    div#container {
    1.12 +      position: relative;
    1.13 +      height: 30px;
    1.14 +      background: blue;
    1.15 +    }
    1.16 +    div#clip {
    1.17 +      overflow:hidden;
    1.18 +      position:absolute;
    1.19 +      left: 10.3px;
    1.20 +      top: 9.7px;
    1.21 +      width: 10px;
    1.22 +      height: 0px;
    1.23 +      background: red;
    1.24 +    }
    1.25 +    embed {
    1.26 +      position:absolute;
    1.27 +    }
    1.28 +    embed#paint-waiter {
    1.29 +      top: 0px;
    1.30 +      left: 0px;
    1.31 +      width: 1px;
    1.32 +      height: 0px;
    1.33 +    }
    1.34 +    embed#clipped {
    1.35 +      left: -5.3px;
    1.36 +      top: -4.7px;
    1.37 +      width: 20px;
    1.38 +      height: 20px;
    1.39 +    }
    1.40 +  </style>
    1.41 +</head>
    1.42 +<body onload="initialize()">
    1.43 +
    1.44 +<script type="application/javascript" src="utils.js"></script>
    1.45 +<script type="application/javascript">
    1.46 +SimpleTest.waitForExplicitFinish();
    1.47 +setTestPluginEnabledState(SpecialPowers.Ci.nsIPluginTag.STATE_ENABLED);
    1.48 +
    1.49 +var paint_waiter;
    1.50 +var clip;
    1.51 +var clipped;
    1.52 +
    1.53 +function initialize() {
    1.54 +  paint_waiter = document.getElementById("paint-waiter");
    1.55 +  clip = document.getElementById("clip");
    1.56 +  clipped = document.getElementById("clipped");
    1.57 +
    1.58 +  waitForPaint(show);
    1.59 +}
    1.60 +
    1.61 +function show() {
    1.62 +  paintCountIs(clipped, 0, "fully clipped plugin not painted");
    1.63 +
    1.64 +  clip.style.height = "10px";
    1.65 +
    1.66 +  // Capturing an image (as in a reftest) would force a repaint and use
    1.67 +  // different paths for the image surface, so instead check the plugin's
    1.68 +  // paint count.
    1.69 +  waitForPaint(invalidate);
    1.70 +}
    1.71 +
    1.72 +function invalidate() {
    1.73 +  paintCountIs(clipped, 1, "partially clipped plugin painted once");  
    1.74 +  
    1.75 +  clipped.setColor("FF00FF00"); // plugin invalidates
    1.76 +
    1.77 +  waitForPaint(done);
    1.78 +}
    1.79 +
    1.80 +function done() {
    1.81 +  paintCountIs(clipped, 2, "painted after invalidate");
    1.82 +
    1.83 +  SimpleTest.finish();  
    1.84 +}
    1.85 +
    1.86 +function waitForPaint(func) {
    1.87 +  paint_waiter.last_paint_count = paint_waiter.getPaintCount();
    1.88 +  // Ensure the waiter has had a style change, so that this will
    1.89 +  // change its size and cause a paint.
    1.90 +  paint_waiter.style.backgroundColor = paint_waiter.style.backgroundColor == "blue" ? "yellow" : "blue";
    1.91 +  var flush = paint_waiter.offsetHeight;
    1.92 +  paint_waiter.style.height = "1px";
    1.93 +  waitForPaintHelper(func);
    1.94 +}
    1.95 +
    1.96 +function waitForPaintHelper(func) {
    1.97 +  if (paint_waiter.getPaintCount() != paint_waiter.last_paint_count) {
    1.98 +    // hide the paint waiter
    1.99 +    paint_waiter.style.height = "0px";
   1.100 +    setTimeout(func, 0);
   1.101 +    return;
   1.102 +  }
   1.103 +  setTimeout(function() { waitForPaintHelper(func); }, 1000);
   1.104 +}
   1.105 +
   1.106 +</script>
   1.107 +
   1.108 +<p id="display"></p>
   1.109 +<div id="container">
   1.110 +  <embed id="paint-waiter" type="application/x-test"/>
   1.111 +  <div id="clip">
   1.112 +    <embed id="clipped" type="application/x-test"
   1.113 +           drawmode="solid" color="FF808080"/>
   1.114 +  </div>
   1.115 +</div>
   1.116 +<div id="content" style="display: none">
   1.117 +
   1.118 +</div>
   1.119 +<pre id="test">
   1.120 +</pre>
   1.121 +
   1.122 +</body>
   1.123 +</html>

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