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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 01:47:29 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 01:47:29 +0000
commit0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d (patch)
treea31f07c9bcca9d56ce61e9a1ffd30ef350d513aa /testing/web-platform/tests/css/css-transitions/dynamic-root-element.html
parentInitial commit. (diff)
downloadfirefox-esr-0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d.tar.xz
firefox-esr-0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d.zip
Adding upstream version 115.8.0esr.upstream/115.8.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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diff --git a/testing/web-platform/tests/css/css-transitions/dynamic-root-element.html b/testing/web-platform/tests/css/css-transitions/dynamic-root-element.html
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+++ b/testing/web-platform/tests/css/css-transitions/dynamic-root-element.html
@@ -0,0 +1,34 @@
+<!doctype html>
+<meta charset="utf-8">
+<link rel="help" href="https://drafts.csswg.org/css-transitions/#starting">
+<link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1816672">
+<link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io">
+<link rel="author" title="Mozilla" href="https://mozilla.org">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<iframe></iframe>
+<script>
+ let t = async_test("Transitions don't incorrectly start on dynamic document element insertion");
+ window.onload = t.step_func_done(function() {
+ let frame = document.querySelector("iframe");
+ let doc = frame.contentDocument;
+ doc.open();
+ doc.write("<!doctype html>");
+ let root = doc.createElement("html");
+ root.innerHTML = `
+ <style>
+ div {
+ width: 100px;
+ height: 100px;
+ background-color: blue;
+ transition: margin-left 10s ease;
+ margin-left: 100px;
+ }
+ </style>
+ <div></div>
+ `;
+ doc.appendChild(root);
+ doc.close();
+ assert_equals(frame.contentWindow.getComputedStyle(doc.querySelector("div")).marginLeft, "100px", "Transition shouldn't have started");
+ });
+</script>