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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-15 03:35:49 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-15 03:35:49 +0000
commitd8bbc7858622b6d9c278469aab701ca0b609cddf (patch)
treeeff41dc61d9f714852212739e6b3738b82a2af87 /testing/web-platform/tests/css/css-anchor-position/position-try-initial-transition.html
parentReleasing progress-linux version 125.0.3-1~progress7.99u1. (diff)
downloadfirefox-d8bbc7858622b6d9c278469aab701ca0b609cddf.tar.xz
firefox-d8bbc7858622b6d9c278469aab701ca0b609cddf.zip
Merging upstream version 126.0.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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@@ -0,0 +1,39 @@
+<!DOCTYPE html>
+<title>CSS Anchor Positioning Test: Initial @position-try does not trigger a transition</title>
+<link rel="help" href="https://drafts.csswg.org/css-anchor-position-1/#fallback-apply">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<div id=cb>
+ <div id=abs></div>
+</div>
+<style>
+ #cb {
+ position: relative;
+ width: 100px;
+ height: 100px;
+ background: lightpink;
+ }
+ #abs {
+ position: absolute;
+ background: darkcyan;
+ top: 10px;
+ left: 10px;
+ width: 150px; /* force fallback */
+ height: 25px;
+ position-try-options: --pf;
+ transition-property: top, left;
+ transition-duration: 10s;
+ transition-timing-function: steps(2, start);
+ }
+ @position-try --pf {
+ width: 50px;
+ top: 50px;
+ left: 50px;
+ }
+</style>
+<script>
+ test(() => {
+ assert_equals(getComputedStyle(abs).top, '50px');
+ assert_equals(getComputedStyle(abs).left, '50px');
+ }, 'No transition for initial style with @position-try');
+</script>