1 files changed, 57 insertions, 0 deletions
diff --git a/dom/browser-element/mochitest/browserElement_BrowserWindowNamespace.js b/dom/browser-element/mochitest/browserElement_BrowserWindowNamespace.js
new file mode 100644
index 000000000..87c4a216c
--- /dev/null
+++ b/dom/browser-element/mochitest/browserElement_BrowserWindowNamespace.js
@@ -0,0 +1,57 @@
+/* Any copyright is dedicated to the public domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+// Bug 780351 - Test that mozbrowser does /not/ divide the window name namespace.
+// Multiple mozbrowsers inside the same app are like multiple browser tabs;
+// they share a window name namespace.
+
+"use strict";
+
+SimpleTest.waitForExplicitFinish();
+browserElementTestHelpers.setEnabledPref(true);
+browserElementTestHelpers.addPermission();
+
+function runTest() {
+  var iframe1 = document.createElement('iframe');
+  iframe1.setAttribute('mozbrowser', 'true');
+
+  // Two mozbrowser frames with the same code both do the same
+  // window.open("foo", "bar") call.  We should only get one
+  // mozbrowseropenwindow event.
+
+  iframe1.addEventListener('mozbrowseropenwindow', function(e) {
+    ok(true, "Got first mozbrowseropenwindow event.");
+    document.body.appendChild(e.detail.frameElement);
+
+    e.detail.frameElement.addEventListener('mozbrowserlocationchange', function(e) {
+      if (e.detail.url == "http://example.com/#2") {
+        ok(true, "Got locationchange to http://example.com/#2");
+        SimpleTest.finish();
+      }
+      else {
+        ok(true, "Got locationchange to " + e.detail.url);
+      }
+    });
+
+    SimpleTest.executeSoon(function() {
+      var iframe2 = document.createElement('iframe');
+      // Make sure that iframe1 and iframe2 are in the same TabGroup by linking
+      // them through opener. Right now this API requires chrome privileges, as
+      // it is on MozFrameLoaderOwner.
+      SpecialPowers.wrap(iframe2).presetOpenerWindow(iframe1.contentWindow);
+      iframe2.setAttribute('mozbrowser', 'true');
+
+      iframe2.addEventListener('mozbrowseropenwindow', function(e) {
+        ok(false, "Got second mozbrowseropenwindow event.");
+      });
+
+      document.body.appendChild(iframe2);
+      iframe2.src = 'file_browserElement_BrowserWindowNamespace.html#2';
+    });
+  });
+
+  document.body.appendChild(iframe1);
+  iframe1.src = 'file_browserElement_BrowserWindowNamespace.html#1';
+}
+
+addEventListener('testready', runTest);