diff -r 000000000000 -r 6474c204b198 browser/base/content/test/plugins/browser_bug743421.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/browser/base/content/test/plugins/browser_bug743421.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,116 @@
+var rootDir = getRootDirectory(gTestPath);
+const gTestRoot = rootDir.replace("chrome://mochitests/content/", "http://mochi.test:8888/");
+
+var gTestBrowser = null;
+var gNextTest = null;
+
+Components.utils.import("resource://gre/modules/Services.jsm");
+
+function test() {
+  waitForExplicitFinish();
+  registerCleanupFunction(function() {
+    clearAllPluginPermissions();
+    Services.prefs.clearUserPref("plugins.click_to_play");
+  });
+  Services.prefs.setBoolPref("plugins.click_to_play", true);
+  setTestPluginEnabledState(Ci.nsIPluginTag.STATE_CLICKTOPLAY);
+
+  var newTab = gBrowser.addTab();
+  gBrowser.selectedTab = newTab;
+  gTestBrowser = gBrowser.selectedBrowser;
+  gTestBrowser.addEventListener("load", pageLoad, true);
+  prepareTest(test1a, gTestRoot + "plugin_add_dynamically.html");
+}
+
+function finishTest() {
+  gTestBrowser.removeEventListener("load", pageLoad, true);
+  gBrowser.removeCurrentTab();
+  window.focus();
+  finish();
+}
+
+function pageLoad() {
+  // The plugin events are async dispatched and can come after the load event
+  // This just allows the events to fire before we then go on to test the states
+  executeSoon(gNextTest);
+}
+
+function prepareTest(nextTest, url) {
+  gNextTest = nextTest;
+  gTestBrowser.contentWindow.location = url;
+}
+
+// Tests that navigation within the page and the window.history API doesn't break click-to-play state.
+function test1a() {
+  var popupNotification = PopupNotifications.getNotification("click-to-play-plugins", gTestBrowser);
+  ok(!popupNotification, "Test 1a, Should not have a click-to-play notification");
+  var plugin = new XPCNativeWrapper(XPCNativeWrapper.unwrap(gTestBrowser.contentWindow).addPlugin());
+
+  var condition = function() PopupNotifications.getNotification("click-to-play-plugins", gTestBrowser);
+  waitForCondition(condition, test1b, "Test 1a, Waited too long for plugin notification");
+}
+
+function test1b() {
+  var popupNotification = PopupNotifications.getNotification("click-to-play-plugins", gTestBrowser);
+  ok(popupNotification, "Test 1b, Should have a click-to-play notification");
+  var plugin = gTestBrowser.contentDocument.getElementsByTagName("embed")[0];
+  var objLoadingContent = plugin.QueryInterface(Ci.nsIObjectLoadingContent);
+  ok(!objLoadingContent.activated, "Test 1b, Plugin should not be activated");
+
+  // Click the activate button on doorhanger to make sure it works
+  popupNotification.reshow();
+  PopupNotifications.panel.firstChild._primaryButton.click();
+
+  ok(objLoadingContent.activated, "Test 1b, Doorhanger should activate plugin");
+
+  test1c();
+}
+
+function test1c() {
+  var popupNotification = PopupNotifications.getNotification("click-to-play-plugins", gTestBrowser);
+  ok(popupNotification, "Test 1c, Should still have a click-to-play notification");
+  var plugin = new XPCNativeWrapper(XPCNativeWrapper.unwrap(gTestBrowser.contentWindow).addPlugin());
+
+  var objLoadingContent = plugin.QueryInterface(Ci.nsIObjectLoadingContent);
+  var condition = function() objLoadingContent.activated;
+  waitForCondition(condition, test1d, "Test 1c, Waited too long for plugin activation");
+}
+
+function test1d() {
+  var plugin = gTestBrowser.contentDocument.getElementsByTagName("embed")[1];
+  var objLoadingContent = plugin.QueryInterface(Ci.nsIObjectLoadingContent);
+  ok(objLoadingContent.activated, "Test 1d, Plugin should be activated");
+
+  gNextTest = test1e;
+  gTestBrowser.contentWindow.addEventListener("hashchange", test1e, false);
+  gTestBrowser.contentWindow.location += "#anchorNavigation";
+}
+
+function test1e() {
+  gTestBrowser.contentWindow.removeEventListener("hashchange", test1e, false);
+
+  var plugin = new XPCNativeWrapper(XPCNativeWrapper.unwrap(gTestBrowser.contentWindow).addPlugin());
+
+  var objLoadingContent = plugin.QueryInterface(Ci.nsIObjectLoadingContent);
+  var condition = function() objLoadingContent.activated;
+  waitForCondition(condition, test1f, "Test 1e, Waited too long for plugin activation");
+}
+
+function test1f() {
+  var plugin = gTestBrowser.contentDocument.getElementsByTagName("embed")[2];
+  var objLoadingContent = plugin.QueryInterface(Ci.nsIObjectLoadingContent);
+  ok(objLoadingContent.activated, "Test 1f, Plugin should be activated");
+
+  gTestBrowser.contentWindow.history.replaceState({}, "", "replacedState");
+  var plugin = new XPCNativeWrapper(XPCNativeWrapper.unwrap(gTestBrowser.contentWindow).addPlugin());
+  var objLoadingContent = plugin.QueryInterface(Ci.nsIObjectLoadingContent);
+  var condition = function() objLoadingContent.activated;
+  waitForCondition(condition, test1g, "Test 1f, Waited too long for plugin activation");
+}
+
+function test1g() {
+  var plugin = gTestBrowser.contentDocument.getElementsByTagName("embed")[3];
+  var objLoadingContent2 = plugin.QueryInterface(Ci.nsIObjectLoadingContent);
+  ok(objLoadingContent2.activated, "Test 1g, Plugin should be activated");
+  finishTest();
+}