import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

dom/tests/mochitest/chrome/test_clonewrapper.xul

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+<?xml version="1.0"?>
+<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
+<?xml-stylesheet type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"?>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=667388
+-->
+<window title="Mozilla Bug 667388"
+        xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
+  <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"/>
+
+  <!-- test code goes here -->
+  <script type="application/javascript">
+  <![CDATA[
+
+  // Setup.
+  const Cu = Components.utils;
+  SimpleTest.waitForExplicitFinish();
+  window.testObject = { myNumber: 42,
+                        myDomain: window.location.domain };
+
+
+  // Wait for both frames to load before proceeding.
+  var framesLoaded = [null, false, false, false];
+  function onFrameLoaded(id) {
+
+    // Mark this frame as loaded.
+    framesLoaded[id] = true;
+
+    // Allow it to call various helpers.
+    window.frames[id].wrappedJSObject.is = is;
+    window.frames[id].wrappedJSObject.ok = ok;
+    window.frames[id].wrappedJSObject.info = info;
+
+    // If all the frames are loaded, start the test.
+    if (framesLoaded[1] && framesLoaded[2] && framesLoaded[3])
+      startTest();
+  }
+
+  function reject(e) {
+    ok(false, "Rejected Promise: " + e);
+    SimpleTest.finish();
+  }
+
+  function startTest() {
+
+    runChromeContentTest(window.frames[1]).then(
+    runContentContentTest.bind(null, window.frames[1], window.frames[2],
+                               true, "Should be able to clone same-origin"), reject).then(
+    runContentContentTest.bind(null, window.frames[2], window.frames[3],
+                               false, "Should not be able to clone cross-origin"), reject).then(function() {
+      // Colaborate with document.domain, then try again.
+      frames[2].document.domain = 'example.org';
+      frames[3].document.domain = 'example.org';
+      return runContentContentTest(window.frames[2], window.frames[3],
+                                   true, "Should be able to clone cross-origin with document.domain")
+    }, reject).then(SimpleTest.finish.bind(SimpleTest), reject);
+  }
+
+  // Tests cloning between chrome and content.
+  function runChromeContentTest(contentWin) {
+
+    // We should be able to clone a content object.
+    tryToClone(contentWin.wrappedJSObject.testObject,
+               true,
+               "Chrome should be able to clone content object");
+
+    return Promise.resolve();
+  }
+
+  // Test cloning between content and content.
+  //
+  // Note - the way we do this is kind of sketchy. Because we're grabbing the
+  // test object from win1 by waiving Xray (via .wrappedJSObject), the object
+  // we're passing from win1 to win2 is actually the waived object (which has
+  // a distinct identity in the compartment of win2). So this means that we're
+  // actually giving win2 Xray waivers to win1! This doesn't affect things as
+  // long as the security wrappers check documentDomainMakesSameOrigin directly
+  // for the puncture case rather than checking IsTransparent(), but it still
+  // gives rise to a situation that wouldn't really happen in practice.
+  function runContentContentTest(win1, win2, shouldSucceed, msg) {
+
+    var p = win1.wrappedJSObject.tryToClone(win2.wrappedJSObject.testObject,
+                                            shouldSucceed, msg);
+    if (!shouldSucceed)
+      return;
+    return new Promise(function(resolve) {
+      p.then(function(cloneResult) {
+        is(Cu.waiveXrays(cloneResult).toSource(), win2.wrappedJSObject.testObject.toSource(),
+           "Clone should create an identical object");
+        resolve();
+      });
+    });
+  }
+
+  function tryToClone(obj, shouldSucceed, message) {
+    var success = false;
+    var sink = window.frames[0];
+    try { sink.postMessage(obj, '*'); success = true; }
+    catch (e) { message = message + ' (threw: ' + e.message + ')'; }
+    is(success, shouldSucceed, message);
+  }
+
+  ]]>
+  </script>
+
+  <!-- test results are displayed in the html:body -->
+  <body xmlns="http://www.w3.org/1999/xhtml">
+  <a href="https://bugzilla.mozilla.org/show_bug.cgi?id=667388"
+     target="_blank">Mozilla Bug 667388</a>
+  <iframe id="sink" />
+  <!-- The first two are same-origin, the third is not. -->
+  <iframe id="frame1" onload="onFrameLoaded(1);" src="http://test1.example.org/tests/dom/tests/mochitest/general/file_clonewrapper.html" />
+  <iframe id="frame2" onload="onFrameLoaded(2);" src="http://test1.example.org/tests/dom/tests/mochitest/general/file_clonewrapper.html" />
+  <iframe id="frame3" onload="onFrameLoaded(3);" src="http://test2.example.org/tests/dom/tests/mochitest/general/file_clonewrapper.html" />
+  </body>
+
+</window>