1 files changed, 43 insertions, 0 deletions
diff --git a/widget/tests/test_bug429954.xhtml b/widget/tests/test_bug429954.xhtml
new file mode 100644
index 0000000000..989484b2cc
--- /dev/null
+++ b/widget/tests/test_bug429954.xhtml
@@ -0,0 +1,43 @@
+<?xml version="1.0"?>
+<?xml-stylesheet href="chrome://global/skin" type="text/css"?>
+<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
+                 type="text/css"?>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=429954
+-->
+<window title="Mozilla Bug 429954"
+  xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
+
+  <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js" />
+
+<body  xmlns="http://www.w3.org/1999/xhtml">
+<div id="content" style="display: none">
+  
+</div>
+<pre id="test">
+</pre>
+</body>
+
+<script class="testbody" type="application/javascript">
+<![CDATA[
+
+SimpleTest.waitForExplicitFinish();
+
+SimpleTest.waitForFocus(function () {
+  const { Services } = ChromeUtils.import("resource://gre/modules/Services.jsm");
+  var win = Services.wm.getMostRecentWindow("navigator:browser");
+  win.maximize();
+  var maxX = win.screenX, maxY = win.screenY;
+  var maxWidth = win.outerWidth, maxHeight = win.outerHeight;
+  win.restore();
+
+  window.openDialog("window_bug429954.xhtml", "_blank", 
+                    "chrome,noopener,resizable,width=" + maxWidth + ",height=" + maxHeight +
+                    ",screenX=" + maxX + "screenY=" + maxY,
+                    window);
+});
+
+]]>
+</script>
+
+</window>