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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /testing/web-platform/tests/css/cssom/getComputedStyle-display-none-002.html
parentInitial commit. (diff)
downloadfirefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz
firefox-26a029d407be480d791972afb5975cf62c9360a6.zip
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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diff --git a/testing/web-platform/tests/css/cssom/getComputedStyle-display-none-002.html b/testing/web-platform/tests/css/cssom/getComputedStyle-display-none-002.html
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+++ b/testing/web-platform/tests/css/cssom/getComputedStyle-display-none-002.html
@@ -0,0 +1,34 @@
+<!doctype html>
+<meta charset="utf-8">
+<title>CSSOM: getComputedStyle gets invalidated for display: none elements (rules)</title>
+<link rel="help" href="https://drafts.csswg.org/cssom/#dom-window-getcomputedstyle">
+<link rel="help" href="https://bugs.webkit.org/show_bug.cgi?id=186882">
+<link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io">
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<style>
+#undisplayed {
+ display: none;
+ color: red;
+}
+.sibling + #undisplayed {
+ color: green;
+}
+
+.sibling + #undisplayed > div {
+ color: yellow;
+}
+</style>
+<div id="helper"></div>
+<div id="undisplayed"><div id="child"></div></div>
+<script>
+ test(function() {
+ let undisplayed_style = getComputedStyle(undisplayed);
+ let undisplayed_child_style = getComputedStyle(child);
+ assert_equals(undisplayed_style.color, "rgb(255, 0, 0)");
+ assert_equals(undisplayed_child_style.color, "rgb(255, 0, 0)");
+ helper.classList.add("sibling");
+ assert_equals(undisplayed_style.color, "rgb(0, 128, 0)");
+ assert_equals(undisplayed_child_style.color, "rgb(255, 255, 0)");
+ }, "getComputedStyle gets invalidated in display: none subtrees due to rule matching changes");
+</script>