28 lines
886 B
HTML
28 lines
886 B
HTML
<!DOCTYPE html>
|
|
<title>Layout Instability: shift of a transformed container</title>
|
|
<link rel="help" href="https://wicg.github.io/layout-instability/" />
|
|
<style>
|
|
body { margin: 0; }
|
|
#transformed { position: relative; transform: translateX(20px); width: 100px; height: 100px; background: blue; }
|
|
</style>
|
|
<div id="transformed"></div>
|
|
<script src="/resources/testharness.js"></script>
|
|
<script src="/resources/testharnessreport.js"></script>
|
|
<script src="resources/util.js"></script>
|
|
<script>
|
|
|
|
promise_test(async () => {
|
|
const watcher = new ScoreWatcher;
|
|
|
|
// Wait for the initial render to complete.
|
|
await waitForAnimationFrames(2);
|
|
|
|
document.querySelector("#transformed").style = "top: 50px";
|
|
|
|
const expectedScore = computeExpectedScore(100 * (100 + 50), 50);
|
|
|
|
await watcher.promise;
|
|
assert_equals(watcher.score, expectedScore);
|
|
}, 'Move transformed container');
|
|
|
|
</script>
|