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<!DOCTYPE html>
<title>View transitions: pause animation and set current time to the end</title>
<link rel="help" href="https://www.w3.org/TR/css-view-transitions-1/">
<link rel="author" href="mailto:vmpstr@chromium.org">
<script src="/dom/events/scrolling/scroll_support.js"></script>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
:root { view-transition-name: unset; }
#target {
width: 100px;
height: 100px;
view-transition-name: target;
}
.one {
background: blue;
}
.two {
background: green;
}
</style>
<div id=target class=one></div>
<script>
promise_test(async (t) => {
assert_implements(document.startViewTransition, "Missing document.startViewTransition");
await waitForCompositorReady();
return new Promise((resolve, reject) => {
let transition = document.startViewTransition(() => {
target.classList.replace("one", "two");
});
transition.finished.then(() => reject("transition unexpectedly finished"));
transition.ready.then(() => {
document.getAnimations().forEach((animation) => {
animation.pause();
animation.currentTime = 1000;
});
step_timeout(resolve, 500);
});
});
}, "view transition is not over if animations are paused");
</script>
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