1 files changed, 70 insertions, 0 deletions
diff --git a/browser/base/content/test/general/browser_bug763468_perwindowpb.js b/browser/base/content/test/general/browser_bug763468_perwindowpb.js
new file mode 100644
index 000000000..23cb14b8c
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+++ b/browser/base/content/test/general/browser_bug763468_perwindowpb.js
@@ -0,0 +1,70 @@
+/* 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/. */
+"use strict";
+
+/* globals
+  waitForExplicitFinish, whenNewWindowLoaded, whenNewTabLoaded,
+  executeSoon, registerCleanupFunction, finish, is
+*/
+/* exported test */
+
+// This test makes sure that opening a new tab in private browsing mode opens about:privatebrowsing
+function test() {
+  // initialization
+  waitForExplicitFinish();
+
+  let windowsToClose = [];
+  let newTabURL;
+  let mode;
+
+  function doTest(aIsPrivateMode, aWindow, aCallback) {
+    whenNewTabLoaded(aWindow, function() {
+      if (aIsPrivateMode) {
+        mode = "per window private browsing";
+        newTabURL = "about:privatebrowsing";
+      } else {
+        mode = "normal";
+        newTabURL = "about:newtab";
+      }
+
+      is(aWindow.gBrowser.currentURI.spec, newTabURL,
+        "URL of NewTab should be " + newTabURL + " in " + mode +  " mode");
+
+      aWindow.gBrowser.removeTab(aWindow.gBrowser.selectedTab);
+      aCallback();
+    });
+  }
+
+  function testOnWindow(aOptions, aCallback) {
+    whenNewWindowLoaded(aOptions, function(aWin) {
+      windowsToClose.push(aWin);
+      // execute should only be called when need, like when you are opening
+      // web pages on the test. If calling executeSoon() is not necesary, then
+      // call whenNewWindowLoaded() instead of testOnWindow() on your test.
+      executeSoon(() => aCallback(aWin));
+    });
+  }
+
+  // this function is called after calling finish() on the test.
+  registerCleanupFunction(function() {
+    windowsToClose.forEach(function(aWin) {
+      aWin.close();
+    });
+  });
+
+  // test first when not on private mode
+  testOnWindow({}, function(aWin) {
+    doTest(false, aWin, function() {
+      // then test when on private mode
+      testOnWindow({private: true}, function(aWin2) {
+        doTest(true, aWin2, function() {
+          // then test again when not on private mode
+          testOnWindow({}, function(aWin3) {
+            doTest(false, aWin3, finish);
+          });
+        });
+      });
+    });
+  });
+}