Add tests for private browsing in indexedDB, no bug. a=tests.

dom/indexedDB/test/Makefile.in

@@ -101,6 +101,7 @@ BROWSER_TEST_FILES = \
   browser_permissionsPrompt.html \
   browser_permissionsPromptAllow.js \
   browser_permissionsPromptDeny.js \
+  browser_privateBrowsing.js \
   browser_quotaPrompt.html \
   browser_quotaPromptAllow.js \
   browser_quotaPromptDeny.js \

dom/indexedDB/test/browser_privateBrowsing.js

@@ -0,0 +1,71 @@
+/**
+ * Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/
+ */
+
+const testPageURL = "http://mochi.test:8888/browser/" +
+  "dom/indexedDB/test/browser_permissionsPrompt.html";
+const notificationID = "indexedDB-permissions-prompt";
+const exceptionText = "5: A mutation operation was attempted on a database " +
+                      "that did not allow mutations.";
+
+function test()
+{
+  waitForExplicitFinish();
+  // Avoids the actual prompt
+  setPermission(testPageURL, "indexedDB");
+  executeSoon(test2);
+}
+
+function test1()
+{
+  gBrowser.selectedTab = gBrowser.addTab();
+  gBrowser.selectedBrowser.addEventListener("load", function () {
+    gBrowser.selectedBrowser.removeEventListener("load", arguments.callee, true);
+
+    setFinishedCallback(function(result, exception) {
+      ok(result instanceof Components.interfaces.nsIIDBDatabase,
+         "First database creation was successful");
+      ok(!exception, "No exception");
+      gBrowser.removeCurrentTab();
+
+      executeSoon(test2);
+    });
+  }, true);
+  content.location = testPageURL;
+}
+
+function test2()
+{
+  let pb = Cc["@mozilla.org/privatebrowsing;1"].
+           getService(Ci.nsIPrivateBrowsingService);
+  pb.privateBrowsingEnabled = true;
+
+  executeSoon(test3);
+}
+
+function test3()
+{
+  gBrowser.selectedTab = gBrowser.addTab();
+  gBrowser.selectedBrowser.addEventListener("load", function () {
+    gBrowser.selectedBrowser.removeEventListener("load", arguments.callee, true);
+
+    setFinishedCallback(function(result, exception) {
+      ok(!result, "No database");
+      is(exception, exceptionText, "Correct exception");
+      gBrowser.removeCurrentTab();
+
+      executeSoon(test4);
+    });
+  }, true);
+  content.location = testPageURL;
+}
+
+function test4()
+{
+  let pb = Cc["@mozilla.org/privatebrowsing;1"].
+           getService(Ci.nsIPrivateBrowsingService);
+  pb.privateBrowsingEnabled = false;
+
+  executeSoon(finish);
+}