1 files changed, 50 insertions, 0 deletions
diff --git a/netwerk/test/unit/test_about_protocol.js b/netwerk/test/unit/test_about_protocol.js
new file mode 100644
index 0000000000..8f45d1c18d
--- /dev/null
+++ b/netwerk/test/unit/test_about_protocol.js
@@ -0,0 +1,50 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+var Ci = Components.interfaces;
+var Cc = Components.classes;
+
+Components.utils.import("resource://gre/modules/Services.jsm");
+Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");
+Components.utils.import("resource://gre/modules/NetUtil.jsm");
+
+var unsafeAboutModule = {
+  QueryInterface: XPCOMUtils.generateQI([Ci.nsIAboutModule]),
+  newChannel: function (aURI, aLoadInfo) {
+    var uri = Services.io.newURI("about:blank", null, null);
+    let chan = Services.io.newChannelFromURIWithLoadInfo(uri, aLoadInfo);
+    chan.owner = Services.scriptSecurityManager.getSystemPrincipal();
+    return chan;
+  },
+  getURIFlags: function (aURI) {
+    return Ci.nsIAboutModule.URI_SAFE_FOR_UNTRUSTED_CONTENT;
+  }
+};
+
+var factory = {
+  createInstance: function(aOuter, aIID) {
+    if (aOuter)
+      throw Components.results.NS_ERROR_NO_AGGREGATION;
+    return unsafeAboutModule.QueryInterface(aIID);
+  },
+  lockFactory: function(aLock) {
+    throw Components.results.NS_ERROR_NOT_IMPLEMENTED;
+  },
+  QueryInterface: XPCOMUtils.generateQI([Ci.nsIFactory])
+};
+
+function run_test() {
+  let registrar = Components.manager.QueryInterface(Ci.nsIComponentRegistrar);
+  let classID = Cc["@mozilla.org/uuid-generator;1"].getService(Ci.nsIUUIDGenerator).generateUUID();
+  registrar.registerFactory(classID, "", "@mozilla.org/network/protocol/about;1?what=unsafe", factory);
+
+  let aboutUnsafeChan = NetUtil.newChannel({
+    uri: "about:unsafe",
+    loadUsingSystemPrincipal: true
+  });
+
+  do_check_null(aboutUnsafeChan.owner, "URI_SAFE_FOR_UNTRUSTED_CONTENT channel has no owner");
+
+  registrar.unregisterFactory(classID, factory);
+}