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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 17:32:43 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 17:32:43 +0000
commit6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch)
treea68f146d7fa01f0134297619fbe7e33db084e0aa /layout/reftests/bugs/1546856-2.html
parentInitial commit. (diff)
downloadthunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.tar.xz
thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.zip
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'layout/reftests/bugs/1546856-2.html')
-rw-r--r--layout/reftests/bugs/1546856-2.html56
1 files changed, 56 insertions, 0 deletions
diff --git a/layout/reftests/bugs/1546856-2.html b/layout/reftests/bugs/1546856-2.html
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+++ b/layout/reftests/bugs/1546856-2.html
@@ -0,0 +1,56 @@
+<!DOCTYPE html>
+<html class="reftest-wait"
+ reftest-async-scroll
+ reftest-displayport-x="0" reftest-displayport-y="0"
+ reftest-displayport-w="800" reftest-displayport-h="1500">
+<meta charset="utf-8">
+<title>Test for bug 1546856: Make sure that mLastPaintOffset for removed items is correct</title>
+<style>
+html {
+ background: linear-gradient(white, white) 0 0 / 100vw 100vh no-repeat fixed;
+}
+
+body {
+ height: 4000px;
+ padding: 200px 0;
+}
+
+div {
+ width: 600px;
+ height: 200px;
+ box-sizing: border-box;
+ margin-bottom: -200px;
+}
+
+#main.fill {
+ background-color: rgba(255, 0, 0, 0.9);
+}
+
+#main.ownLayer {
+ will-change: opacity;
+}
+
+#layerBoundsMaintainer {
+ position: relative;
+ border: 1px solid black;
+}
+
+</style>
+
+<div id="main" class="fill"></div>
+<div id="layerBoundsMaintainer"></div>
+
+<script>
+
+const mainElement = document.querySelector('#main');
+
+document.scrollingElement.scrollTop = 0;
+document.addEventListener('MozReftestInvalidate', () => {
+ requestAnimationFrame(() => {
+ document.scrollingElement.scrollTop = 200;
+ mainElement.className = '';
+ document.documentElement.className = '';
+ });
+});
+
+</script>