blob: 3f17be9287e12acecd37f0c31d540420c2edccf0 [file] [log] [blame]
<!DOCTYPE html>
<html>
<head>
<title>Tests that an element with an animation whose keyframes affect stacking context creates stacking context throughout the animation.</title>
<style>
.box {
position: absolute;
top: 0;
left: 0;
height: 100px;
width: 100px;
}
#animating {
animation: move 2s 1;
background-color: orange;
}
@keyframes move {
from { z-index: 1; }
10% { z-index: auto; }
90% { z-index: auto; }
to { z-index: 2; }
}
.behind {
background-color: blue;
top: 25px;
left: 50px;
z-index: 1;
}
.front {
top: 50px;
left: 25px;
background-color: green;
z-index: 2;
}
#result {
opacity: 0;
}
</style>
<script src="resources/animation-test-helpers.js" type="text/javascript"></script>
<script type="text/javascript">
const expectedValues = [
// [animation-name, time, element-id, property, expected-value, tolerance]
["move", 0.5, "animating", "z-index", 0, 0],
];
var doPixelTest = true;
var disablePauseAPI = false;
runAnimationTest(expectedValues, null, undefined, disablePauseAPI, doPixelTest);
</script>
</head>
<body>
<div class="behind box"></div>
<div id="animating" class="box">
<div class="front box"></div>
</div>
<div id="result"></div>
</body>
</html>