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

---
 layout/base/tests/chrome/no_clip_iframe_window.xul | 96 ++++++++++++++++++++++
 1 file changed, 96 insertions(+)
 create mode 100644 layout/base/tests/chrome/no_clip_iframe_window.xul

(limited to 'layout/base/tests/chrome/no_clip_iframe_window.xul')

diff --git a/layout/base/tests/chrome/no_clip_iframe_window.xul b/layout/base/tests/chrome/no_clip_iframe_window.xul
new file mode 100644
index 000000000..960477e9e
--- /dev/null
+++ b/layout/base/tests/chrome/no_clip_iframe_window.xul
@@ -0,0 +1,96 @@
+<?xml version="1.0"?>
+<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
+<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
+                 type="text/css"?>
+<window xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
+        onload="runTests()">
+  <script type="application/javascript"
+          src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
+  <script type="text/javascript"
+          src="chrome://mochikit/content/tests/SimpleTest/WindowSnapshot.js"></script>
+  <script type="text/javascript" src="chrome://mochikit/content/tests/SimpleTest/paint_listener.js"></script>
+
+  <div id="container" xmlns="http://www.w3.org/1999/xhtml" style="height:400px; overflow:auto; background:gray">
+    <div style="height:0">
+      <iframe type="content" id="f" src="no_clip_iframe_subdoc.html"
+       style="margin-top:50px; border:1px solid black; width:100px; height:100px;"/>
+    </div>
+    <div id="ref" style="background:gray;">
+      <div style="border:1px solid black; margin-top:50px; width:100px; height:100px;">
+        <div id="ref-d" style="background:lime; height:250px; width:150px;">
+          <div style="position:relative; top:-50px; width:150px; height:100%; background:yellow;"/>
+        </div>
+      </div>
+    </div>
+  </div>
+  <vbox flex="1"/>
+
+  <script type="application/javascript">
+  <![CDATA[
+    var imports = [ "SimpleTest", "is", "isnot", "ok", "onerror" ];
+    for (var name of imports) {
+      window[name] = window.opener.wrappedJSObject[name];
+    }
+
+    SimpleTest.waitForExplicitFinish();
+
+    var Ci = Components.interfaces;
+    var frame = document.getElementById("f");
+    var fl = frame.QueryInterface(Ci.nsIFrameLoaderOwner).frameLoader;
+    is(fl.clipSubdocument, true, "clipSubdocument should default to true");
+    fl.clipSubdocument = false;
+    is(fl.clipSubdocument, false, "clipSubdocument should have been set to false");
+
+    function runTests() {
+      var ref = document.getElementById("ref");
+      frame.contentWindow.scrollTo(0,0);
+
+      ref.style.visibility = "hidden";
+      var testCanvas = snapshotWindow(window);
+      ref.style.visibility = "";
+      var refCanvas = snapshotWindow(window);
+      var comparison = compareSnapshots(testCanvas, refCanvas, true);
+      ok(comparison[0], "Basic overflow drawing; got " + comparison[1] + ", expected " + comparison[2]);
+
+      document.getElementById("container").style.height = "200px";
+      ref.style.visibility = "hidden";
+      testCanvas = snapshotWindow(window);
+      ref.style.visibility = "";
+      refCanvas = snapshotWindow(window);
+      comparison = compareSnapshots(testCanvas, refCanvas, true);
+      ok(comparison[0], "Drawing with vertical scrollbar to show overflow area computation; got " +
+                        comparison[1] + ", expected " + comparison[2]);
+
+      frame.contentDocument.getElementById("d").style.height = "350px";
+      document.getElementById("ref-d").style.height = "350px";
+      ref.style.visibility = "hidden";
+      testCanvas = snapshotWindow(window);
+      ref.style.visibility = "";
+      refCanvas = snapshotWindow(window);
+      comparison = compareSnapshots(testCanvas, refCanvas, true);
+      ok(comparison[0], "testing dynamic overflow area change affecting scrollbar; got " +
+                        comparison[1] + ", expected " + comparison[2]);
+
+      // Now do invalidation tests
+      ref.style.visibility = "hidden";
+      document.getElementById("container").style.height = "400px";
+      waitForAllPaintsFlushed(function() {
+        frame.contentWindow.scrollTo(0,80);
+        waitForAllPaintsFlushed(function(x1, y1, x2, y2) {
+          ok(x1 <= 1 && x2 >= 151 && y1 <= 0 && y2 >= 400,
+             "Entire scrolled region is painted: " + x1 + "," + y1 + "," + x2 + "," + y2);
+          frame.contentDocument.getElementById("p").style.background = "cyan";
+          waitForAllPaintsFlushed(function(x1, y1, x2, y2) {
+            ok(x1 <= 1 && x2 >= 151 && y1 <= 271 && y2 >= 320,
+               "Entire updated region is painted: " + x1 + "," + y1 + "," + x2 + "," + y2);
+      
+            var tester = window.SimpleTest;
+            window.close();
+            tester.finish();
+          }, frame.contentDocument);
+        });
+      });
+    }
+  ]]>
+  </script>
+</window>
-- 
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