129 lines
3.2 KiB
HTML
129 lines
3.2 KiB
HTML
<!DOCTYPE html>
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<html class=reftest-wait>
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<title>View transitions: invalidating VT pseudo elements renders correctly</title>
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<link rel="help" href="https://drafts.csswg.org/css-view-transitions-1/">
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<link rel="author" href="mailto:bokan@chromium.org">
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<link rel="match" href="pseudo-rendering-invalidation-ref.html">
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<meta name="fuzzy" content="maxDifference=0-20; totalPixels=0-300">
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<script src="/common/reftest-wait.js"></script>
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<style>
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:root {
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view-transition-name: none;
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background-color: red;
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}
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div {
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position: absolute;
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left: 0px;
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top: 600px;
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width: 100px;
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height: 100px;
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display: flex;
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justify-content: center;
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flex-direction: column;
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align-items: center;
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background: darkseagreen;
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}
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::view-transition-group(*),
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::view-transition-image-pair(*),
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::view-transition-old(*),
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::view-transition-new(*) {
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animation-play-state: paused;
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}
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::view-transition {
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background-color: limegreen;
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}
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::view-transition-new(new) {
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animation: none;
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opacity: 1;
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}
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::view-transition-old(new) {
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animation: none;
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opacity: 0;
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}
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::view-transition-new(old) {
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animation: none;
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opacity: 0;
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}
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::view-transition-old(old) {
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animation: none;
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opacity: 1;
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}
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.invalidateRoot::view-transition {
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/* Making view-transition `display: none` will abort the transition. Changing
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it to position: static (at least in Chrome) will cause it to rebuild its
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layout tree. */
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position: static;
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}
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.invalidateGroup::view-transition-group(group) {
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display: none;
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}
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.invalidateImagePair::view-transition-image-pair(imagepair) {
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display: none;
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}
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.invalidateNew::view-transition-new(new) {
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display: none;
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}
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.invalidateOld::view-transition-old(old) {
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display: none;
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}
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</style>
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<div style="left: 0px; top: 100px; view-transition-name:group;">Group</div>
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<div style="left: 150px; top: 100px; view-transition-name:imagepair;">Image-Pair</div>
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<div style="left: 0px; top: 250px; view-transition-name:old;">Old</div>
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<div style="left: 150px; top: 250px; view-transition-name:new;">New</div>
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<script>
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failIfNot(document.startViewTransition, "Missing document.startViewTransition");
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async function rAF() {
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return new Promise(resolve => requestAnimationFrame(resolve));
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}
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async function performInvalidations() {
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await rAF();
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await rAF();
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const docClassList = document.documentElement.classList;
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const classNames = [
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'invalidateRoot', // Invalidates ::view-transition
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'invalidateGroup', // Invalidates ::view-transition-group
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'invalidateImagePair', // Invalidates ::view-transition-image-pair
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'invalidateOld', // Invalidates ::view-transition-old
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'invalidateNew' // Invalidates ::view-transition-new
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];
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for (let className of classNames) {
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document.documentElement.classList.add(className);
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await rAF();
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document.documentElement.classList.remove(className);
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await rAF();
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}
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}
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// This test ensures each of the view-transition pseudos is able to be
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// individually recreated after becoming display: none.
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async function runTest() {
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let transition = document.startViewTransition();
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await transition.ready;
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await performInvalidations();
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takeScreenshot();
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}
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onload = () => requestAnimationFrame(() => requestAnimationFrame(runTest));
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</script>
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