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

---
 .../mochitest/browserElement_XFrameOptionsDeny.js  | 63 ++++++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 dom/browser-element/mochitest/browserElement_XFrameOptionsDeny.js

(limited to 'dom/browser-element/mochitest/browserElement_XFrameOptionsDeny.js')

diff --git a/dom/browser-element/mochitest/browserElement_XFrameOptionsDeny.js b/dom/browser-element/mochitest/browserElement_XFrameOptionsDeny.js
new file mode 100644
index 000000000..bf307cc19
--- /dev/null
+++ b/dom/browser-element/mochitest/browserElement_XFrameOptionsDeny.js
@@ -0,0 +1,63 @@
+/* Any copyright is dedicated to the public domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+// Bug 770239 - Test that X-Frame-Options will correctly block a page inside a
+// subframe of <iframe mozbrowser>.
+"use strict";
+
+SimpleTest.waitForExplicitFinish();
+browserElementTestHelpers.setEnabledPref(true);
+browserElementTestHelpers.addPermission();
+
+var initialScreenshotArrayBuffer;
+
+function arrayBuffersEqual(a, b) {
+  var x = new Int8Array(a);
+  var y = new Int8Array(b);
+  if (x.length != y.length) {
+    return false;
+  }
+
+  for (var i = 0; i < x.length; i++) {
+    if (x[i] != y[i]) {
+      return false;
+    }
+  }
+
+  return true;
+}
+
+function runTest() {
+  var iframe = document.createElement('iframe');
+  iframe.setAttribute('mozbrowser', 'true');
+
+  // Our child will create two iframes, so make sure this iframe is big enough
+  // to show both of them without scrolling, so taking a screenshot gets both
+  // frames.
+  iframe.height = '1000px';
+
+  var step1, stepfinish;
+  iframe.addEventListener('mozbrowsershowmodalprompt', function(e) {
+    switch (e.detail.message) {
+    case 'step 1':
+      step1 = SpecialPowers.snapshotWindow(iframe.contentWindow);
+      break;
+    case 'step 2':
+      // The page has now attempted to load the X-Frame-Options page; take
+      // another screenshot.
+      stepfinish = SpecialPowers.snapshotWindow(iframe.contentWindow);
+      ok(step1.toDataURL() == stepfinish.toDataURL(), "Screenshots should be identical");
+      SimpleTest.finish();
+      break;
+    }
+  });
+
+  document.body.appendChild(iframe);
+
+  // Load this page from a different origin than ourselves.  This page will, in
+  // turn, load a child from mochi.test:8888, our origin, with X-Frame-Options:
+  // SAMEORIGIN.  That load should be denied.
+  iframe.src = 'http://example.com/tests/dom/browser-element/mochitest/file_browserElement_XFrameOptionsDeny.html';
+}
+
+addEventListener('testready', runTest);
-- 
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