Blitz - WPT: auto-name-from-id.html

wpt / css / css-view-transitions / auto-name-from-id.html

/css/css-view-transitions/auto-name-from-id.html

<!DOCTYPE html>
<html class=reftest-wait>
<title>View transitions: auto name generated from ID</title>
<link rel="help" href="https://drafts.csswg.org/css-view-transitions-2/">
<link rel="match" href="auto-name-ref.html">
<script src="/common/reftest-wait.js"></script>
<style>
div {
  width: 100px;
  height: 100px;
}

main {
  display: flex;
  flex-direction: column;
}

.item {
  view-transition-name: auto;
  view-transition-class: item;
}

main.switch #item1 {
  order: 2;
}

#item1 {
  background: green;
}

#item2 {
  background: yellow;
  position: relative;
  left: 100px;
}

/* Make test fail if ID matches */
::view-transition-group(item1),
::view-transition-group(item2) {
  border: 2px solid red;
}

html::view-transition {
  background: rebeccapurple;
}

:root { view-transition-name: none; }
html::view-transition-group(*.item) {
  animation-timing-function: steps(2, start);
  animation-play-state: paused;
}
html::view-transition-old(*),
html::view-transition-new(*)
 { animation-play-state: paused; }
html::view-transition-old(*) { animation: unset; opacity: 0 }
html::view-transition-new(*) { animation: unset; opacity: 1 }

</style>

<main id=main>
  <div class="item" id="item1"></div>
  <div class="item" id="item2"></div>
</main>

<script>
failIfNot(document.startViewTransition, "Missing document.startViewTransition");

function runTest() {
  document.startViewTransition(() => {
    main.classList.toggle("switch");
    let div1 = document.createElement("div");
    div1.classList.add("item");
    div1.id = "item1";

    let div2 = document.createElement("div");
    div2.classList.add("item");
    div2.id = "item2";

    main.replaceChildren(div1, div2);
  }).ready.then(takeScreenshot);
}
onload = () => requestAnimationFrame(() => requestAnimationFrame(runTest));
</script>

</body>

/css/css-view-transitions/auto-name-ref.html

<!DOCTYPE html>
<html>
<title>View transitions: using auto names</title>
<link rel="help" href="https://drafts.csswg.org/css-view-transitions-2/">
<style>
body {
  background: rebeccapurple;
}

div {
  width: 100px;
  height: 100px;
}

main {
  display: flex;
  flex-direction: row;
  position: relative;
  top: 50px;
}

.item1 {
  background: green;
}

.item2 {
  background: yellow;
}
</style>
<main>
  <div class="item1"></div>
  <div class="item2"></div>
</main>

</body>