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<!DOCTYPE html>
<html id="top">
<head>
<meta charset="utf-8">
<title>View timeline with sticky</title>
<link rel="help" href="https://drafts.csswg.org/scroll-animations-1/#viewtimeline-interface">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/web-animations/testcommon.js"></script>
<script src="/scroll-animations/scroll-timelines/testcommon.js"></script>
<script src="/scroll-animations/view-timelines/testcommon.js"></script>
<style>
#container {
height: 500px;
overflow: auto;
}
.space {
height: 500px;
}
#targetp {
background: yellow;
position: sticky;
top: 0px;
bottom: 0px;
height: 50px;
}
#target {
height: 50px;
}
</style>
</head>
<body>
<div id="container">
<div class="space"></div>
<div class="space">
<div style="height: 200px"></div>
<div id="targetp">
<div id="target">Subject</div>
</div>
</div>
<div class="space"></div>
</div>
<script type="text/javascript">
promise_test(async t => {
await runTimelineRangeTest(t, {
rangeStart: { rangeName: 'cover', offset: CSS.percent(0) } ,
rangeEnd: { rangeName: 'cover', offset: CSS.percent(100) },
startOffset: 0,
endOffset: 1000,
axis: 'block'
});
await runTimelineRangeTest(t, {
rangeStart: { rangeName: 'contain', offset: CSS.percent(0) } ,
rangeEnd: { rangeName: 'contain', offset: CSS.percent(100) },
startOffset: 50,
endOffset: 950,
axis: 'block'
});
await runTimelineRangeTest(t, {
rangeStart: { rangeName: 'entry', offset: CSS.percent(0) },
rangeEnd: { rangeName: 'entry', offset: CSS.percent(100) },
startOffset: 0,
endOffset: 50,
axis: 'block'
});
await runTimelineRangeTest(t, {
rangeStart: { rangeName: 'entry-crossing', offset: CSS.percent(0) },
rangeEnd: { rangeName: 'entry-crossing', offset: CSS.percent(100) },
startOffset: 0,
endOffset: 50,
axis: 'block'
});
await runTimelineRangeTest(t, {
rangeStart: { rangeName: 'exit', offset: CSS.percent(0) },
rangeEnd: { rangeName: 'exit', offset: CSS.percent(100) },
startOffset: 950,
endOffset: 1000,
axis: 'block'
});
await runTimelineRangeTest(t, {
rangeStart: { rangeName: 'exit-crossing', offset: CSS.percent(0) },
rangeEnd: { rangeName: 'exit-crossing', offset: CSS.percent(100) },
startOffset: 950,
endOffset: 1000,
axis: 'block'
});
}, 'View timeline with sticky target, block axis.' );
</script>
</body>
</html>
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