<html>
<!--
This test checks the visibility API when a prerendered page is displayed.
-->
<head>
<title>Prerender Visibility</title>
<script src="prerender_visibility_shared.js"></script>
<script>
// Checks that no visibility change events have occurred, current visibility
// state is "prerender", and visibility state while the page was loading was
// also "prerender".
function DidPrerenderPass() {
return visibilityStates.length == 1 &&
hiddenValues.length == 1 &&
visibilityStates[0] == 'prerender' &&
hiddenValues[0] == true &&
document.webkitVisibilityState == 'prerender' &&
document.webkitHidden == true;
}
// Checks that we've only had three visibility states:
// prerender -> hidden -> visible.
// Also checks current visibility state.
function DidDisplayPass() {
return visibilityStates.length == 3 &&
hiddenValues.length == 3 &&
visibilityStates[1] == 'hidden' &&
hiddenValues[1] == true &&
visibilityStates[2] == 'visible' &&
hiddenValues[2] == false &&
document.webkitVisibilityState == 'visible' &&
document.webkitHidden == false;
}
</script>
</head>
<body></body>
</html>