blob: 96c698f374082e96183f7e6adff7093735376e9f [file] [log] [blame]
<!-- webkit-test-runner [ enablePageCache=true ] -->
<!DOCTYPE html>
<html>
<head>
<style>
iframe {
border: 10px solid black;
padding: 5px;
margin: 20px;
height: 150px;
width: 300px;
-webkit-box-shadow: 0 0 20px black;
}
.container {
position: relative;
}
.overlay {
position: absolute;
width: 50px;
height: 50px;
top: 5px;
left: 5px;
background-color: rgba(0, 0, 0, 0.2);
}
</style>
</head>
<body>
<p>
This tests that layers are rebuilt properly after the page
is restored from the page cache.
</p>
<!-- Some iframes with composited content. -->
<div class="container">
<iframe src="resources/page-cache-iframe.html"></iframe>
<div class="overlay"></div>
</div>
<div class="container">
<iframe src="resources/large-composited-subframe.html"></iframe>
<div class="overlay"></div>
</div>
<!-- Dump the layer tree output here. -->
<pre id="output"></pre>
<script>
if (window.testRunner) {
window.testRunner.dumpAsText();
window.testRunner.waitUntilDone();
}
function finishTest() {
var output = document.getElementById("output");
output.innerText = window.internals.layerTreeAsText(document);
if (window.testRunner)
window.testRunner.notifyDone();
}
window.addEventListener("pageshow", function(event) {
alert("pageshow - " + (event.persisted ? "" : "not ") + "from cache");
if (event.persisted)
setTimeout(finishTest, 0);
}, false);
window.addEventListener("pagehide", function(event) {
alert("pagehide - " + (event.persisted ? "" : "not ") + "entering cache");
}, false);
// Force a back navigation back to this page.
window.addEventListener("load", function(event) {
setTimeout(function() {
window.location.href = "../resources/go-back.html";
}, 0);
}, false);
</script>
</body>
</html>