From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 .../z-index/overlayscrollbar-sorting-5.html        | 43 ++++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 layout/reftests/z-index/overlayscrollbar-sorting-5.html

(limited to 'layout/reftests/z-index/overlayscrollbar-sorting-5.html')
diff --git a/layout/reftests/z-index/overlayscrollbar-sorting-5.html b/layout/reftests/z-index/overlayscrollbar-sorting-5.html
new file mode 100644
index 000000000..c6106f320
--- /dev/null
+++ b/layout/reftests/z-index/overlayscrollbar-sorting-5.html
@@ -0,0 +1,43 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
+<!DOCTYPE html>
+<meta charset="utf-8">
+<title>Test that overlay scrollbars are on top of positioned siblings when the scrollable frame has a positioned descendant that's higher than the sibling</title>
+
+<style>
+
+#outer {
+  width: 200px;
+  height: 200px;
+  overflow: auto;
+}
+
+#content {
+  height: 400px;
+  background: cyan;
+  position: relative;
+  z-index: 3;
+}
+
+/* This test has different behavior depending on the type of scrollbar used.
+ * We want the scrollbar to be visible. When overlay scrollbars are used,
+ * they should be visible even when #cover gets between #outer and #content,
+ * but for non-overlay scrollbars, that would cover them so we disable the
+ * cover.
+ */
+@media all and (-moz-overlay-scrollbars) {
+  #cover {
+    width: 200px;
+    height: 200px;
+    background: cyan;
+    position: absolute;
+    z-index: 2;
+  }
+}
+
+</style>
+
+<div id="cover"></div>
+<div id="outer"><div id="content"></div></div>
-- 
cgit v1.2.3

