Bug 1002914 (part 2) - remove SocialChatBar, add chat specific tests and refactor social tests. r=mixedpuppy

2014-05-07 09:58:18 +10:00 · 2014-05-07 09:58:18 +10:00 · 201952efd6
--- a/browser/base/content/browser-social.js
+++ b/browser/base/content/browser-social.js
@ -4,7 +4,6 @@

 // the "exported" symbols
 let SocialUI,
-    SocialChatBar,
    SocialFlyout,
    SocialMarks,
    SocialShare,
@ -296,19 +295,6 @@ SocialUI = {
  }
 }

-SocialChatBar = {
-  get chatbar() {
-    return document.getElementById("pinnedchats");
-  },
-  openChat: function(aProvider, aURL, aCallback, aMode) {
-    // Until we refactor the tests we can't remove this.
-    // Reach into the social API.
-    let openChatWindow = Cu.import("resource://gre/modules/MozSocialAPI.jsm", {}).openChatWindow;
-    openChatWindow(window, aProvider, aURL, aCallback, aMode);
-    return true;
-  },
-}
-
 SocialFlyout = {
  get panel() {
    return document.getElementById("social-flyout-panel");
--- a/browser/base/content/socialchat.xml
+++ b/browser/base/content/socialchat.xml
@ -515,22 +515,6 @@
        ]]></body>
      </method>

-      <!-- XXX - we should remove this - it is currently used only by tests.
-           No-one has any business removing all chats.  Chat.jsm exposes a
-           method to close all chats from a specific origin which is all that
-           should be necessary.
-      -->
-      <method name="removeAll">
-        <body><![CDATA[
-          this.selectedChat = null;
-          while (this.firstElementChild) {
-            this._remove(this.firstElementChild);
-          }
-          // and the nub/popup must also die.
-          this.nub.collapsed = true;
-        ]]></body>
-      </method>
-
      <method name="openChat">
        <parameter name="aOrigin"/>
        <parameter name="aTitle"/>
--- a/browser/base/content/test/chat/browser.ini
+++ b/browser/base/content/test/chat/browser.ini
@ -0,0 +1,8 @@
+[DEFAULT]
+support-files =
+  head.js
+  chat.html
+
+[browser_chatwindow.js]
+[browser_focus.js]
+[browser_tearoff.js]
--- a/browser/base/content/test/chat/browser_chatwindow.js
+++ b/browser/base/content/test/chat/browser_chatwindow.js
@ -0,0 +1,135 @@
+/* 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/. */
+
+let chatbar = document.getElementById("pinnedchats");
+
+add_chat_task(function* testOpenCloseChat() {
+  let chatbox = yield promiseOpenChat("http://example.com");
+  Assert.strictEqual(chatbox, chatbar.selectedChat);
+  // we requested a "normal" chat, so shouldn't be minimized
+  Assert.ok(!chatbox.minimized, "chat is not minimized");
+  Assert.equal(chatbar.childNodes.length, 1, "should be 1 chat open");
+
+
+  // now request the same URL again - we should get the same chat.
+  let chatbox2 = yield promiseOpenChat("http://example.com");
+  Assert.strictEqual(chatbox2, chatbox, "got the same chat");
+  Assert.equal(numChatsInWindow(window), 1, "should be 1 chat open");
+
+  chatbox.toggle();
+  is(chatbox.minimized, true, "chat is now minimized");
+  // was no other chat to select, so selected becomes null.
+  is(chatbar.selectedChat, null);
+
+  // We check the content gets an unload event as we close it.
+  let promiseClosed = promiseOneEvent(chatbox.content, "unload", true);
+  chatbox.close();
+  yield promiseClosed;
+});
+
+// In this case we open a chat minimized, then request the same chat again
+// without specifying minimized.  On that second call the chat should open,
+// selected, and no longer minimized.
+add_chat_task(function* testMinimized() {
+  let chatbox = yield promiseOpenChat("http://example.com", "minimized");
+  Assert.strictEqual(chatbox, chatbar.selectedChat);
+  Assert.ok(chatbox.minimized, "chat is minimized");
+  Assert.equal(numChatsInWindow(window), 1, "should be 1 chat open");
+  yield promiseOpenChat("http://example.com");
+  Assert.ok(!chatbox.minimized, false, "chat is no longer minimized");
+});
+
+// open enough chats to overflow the window, then check
+// if the menupopup is visible
+add_chat_task(function* testManyChats() {
+  Assert.ok(chatbar.menupopup.parentNode.collapsed, "popup nub collapsed at start");
+  // we should *never* find a test box that needs more than this to cause
+  // an overflow!
+  let maxToOpen = 20;
+  let numOpened = 0;
+  for (let i = 0; i < maxToOpen; i++) {
+    yield promiseOpenChat("http://example.com#" + i);
+    if (!chatbar.menupopup.parentNode.collapsed) {
+      info("the menu popup appeared");
+      return;
+    }
+  }
+  Assert.ok(false, "We didn't find a collapsed chat after " + maxToOpen + "chats!");
+});
+
+// Check that closeAll works as expected.
+add_chat_task(function* testOpenTwiceCallbacks() {
+  yield promiseOpenChat("http://example.com#1");
+  yield promiseOpenChat("http://example.com#2");
+  yield promiseOpenChat("http://test2.example.com");
+  Assert.equal(numChatsInWindow(window), 3, "should be 3 chats open");
+  Chat.closeAll("http://example.com");
+  Assert.equal(numChatsInWindow(window), 1, "should have closed 2 chats");
+  Chat.closeAll("http://test2.example.com");
+  Assert.equal(numChatsInWindow(window), 0, "should have closed last chat");
+});
+
+// Check that when we open the same chat twice, the callbacks are called back
+// twice.
+add_chat_task(function* testOpenTwiceCallbacks() {
+  yield promiseOpenChatCallback("http://example.com");
+  yield promiseOpenChatCallback("http://example.com");
+});
+
+// Bug 817782 - check chats work in new top-level windows.
+add_chat_task(function* testSecondTopLevelWindow() {
+  const chatUrl = "http://example.com";
+  let secondWindow = OpenBrowserWindow();
+  yield promiseOneEvent(secondWindow, "load");
+  yield promiseOpenChat(chatUrl);
+  // the chat was created - let's make sure it was created in the second window.
+  Assert.equal(numChatsInWindow(window), 0, "main window has no chats");
+  Assert.equal(numChatsInWindow(secondWindow), 1, "second window has 1 chat");
+  secondWindow.close();
+});
+
+// Test that chats are created in the correct window.
+add_chat_task(function* testChatWindowChooser() {
+  let chat = yield promiseOpenChat("http://example.com");
+  Assert.equal(numChatsInWindow(window), 1, "first window has the chat");
+  // create a second window - this will be the "most recent" and will
+  // therefore be the window that hosts the new chat (see bug 835111)
+  let secondWindow = OpenBrowserWindow();
+  yield promiseOneEvent(secondWindow, "load");
+  Assert.equal(numChatsInWindow(secondWindow), 0, "second window starts with no chats");
+  yield promiseOpenChat("http://example.com#2");
+  Assert.equal(numChatsInWindow(secondWindow), 1, "second window now has chats");
+  Assert.equal(numChatsInWindow(window), 1, "first window still has 1 chat");
+  chat.close();
+  Assert.equal(numChatsInWindow(window), 0, "first window now has no chats");
+  // now open another chat - it should still open in the second.
+  yield promiseOpenChat("http://example.com#3");
+  Assert.equal(numChatsInWindow(window), 0, "first window still has no chats");
+  Assert.equal(numChatsInWindow(secondWindow), 2, "second window has both chats");
+
+  // focus the first window, and open yet another chat - it
+  // should open in the first window.
+  window.focus();
+  yield promiseWaitForFocus();
+  chat = yield promiseOpenChat("http://example.com#4");
+  Assert.equal(numChatsInWindow(window), 1, "first window got new chat");
+  chat.close();
+  Assert.equal(numChatsInWindow(window), 0, "first window has no chats");
+
+  let privateWindow = OpenBrowserWindow({private: true});
+  yield promiseOneEvent(privateWindow, "load")
+
+  // open a last chat - the focused window can't accept
+  // chats (it's a private window), so the chat should open
+  // in the window that was selected before. This is known
+  // to be broken on Linux.
+  chat = yield promiseOpenChat("http://example.com#5");
+  let os = Services.appinfo.OS;
+  const BROKEN_WM_Z_ORDER = os != "WINNT" && os != "Darwin";
+  let fn = BROKEN_WM_Z_ORDER ? todo : ok;
+  fn(numChatsInWindow(window) == 1, "first window got the chat");
+  chat.close();
+  privateWindow.close();
+  secondWindow.close();
+});
--- a/browser/base/content/test/chat/browser_focus.js
+++ b/browser/base/content/test/chat/browser_focus.js
@ -0,0 +1,226 @@
+/* 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/. */
+
+// Tests the focus functionality.
+
+const CHAT_URL = "https://example.com/browser/browser/base/content/test/chat/chat.html";
+
+// Is the currently opened tab focused?
+function isTabFocused() {
+  let tabb = gBrowser.getBrowserForTab(gBrowser.selectedTab);
+  return Services.focus.focusedWindow == tabb.contentWindow;
+}
+
+// Is the specified chat focused?
+function isChatFocused(chat) {
+  return chat.chatbar._isChatFocused(chat);
+}
+
+let chatbar = document.getElementById("pinnedchats");
+
+function* setUp() {
+  // Note that (probably) due to bug 604289, if a tab is focused but the
+  // focused element is null, our chat windows can "steal" focus.  This is
+  // avoided if we explicitly focus an element in the tab.
+  // So we load a page with an <input> field and focus that before testing.
+  let html = '<input id="theinput"><button id="chat-opener"></button>';
+  let url = "data:text/html;charset=utf-8," + encodeURI(html);
+  let tab = gBrowser.selectedTab = gBrowser.addTab(url, {skipAnimation: true});
+  yield promiseOneEvent(tab.linkedBrowser, "load", true);
+  tab.linkedBrowser.contentDocument.getElementById("theinput").focus();
+  registerCleanupFunction(function() {
+    gBrowser.removeTab(tab);
+  });
+}
+
+// Test default focus - not user input.
+add_chat_task(function* testDefaultFocus() {
+  yield setUp();
+  let chat = yield promiseOpenChat("http://example.com");
+  // we used the default focus behaviour, which means that because this was
+  // not the direct result of user action the chat should not be focused.
+  Assert.equal(numChatsInWindow(window), 1, "should be 1 chat open");
+  Assert.ok(isTabFocused(), "the tab should remain focused.");
+  Assert.ok(!isChatFocused(chat), "the chat should not be focused.");
+});
+
+// Test default focus via user input.
+add_chat_task(function* testDefaultFocus() {
+  yield setUp();
+  let tab = gBrowser.selectedTab;
+  let deferred = Promise.defer();
+  let button = tab.linkedBrowser.contentDocument.getElementById("chat-opener");
+  button.addEventListener("click", function onclick() {
+    button.removeEventListener("click", onclick);
+    promiseOpenChat("http://example.com").then(
+      chat => deferred.resolve(chat)
+    );
+  })
+  // Note we must use synthesizeMouseAtCenter() rather than calling
+  // .click() directly as this causes nsIDOMWindowUtils.isHandlingUserInput
+  // to be true.
+  EventUtils.synthesizeMouseAtCenter(button, {}, button.ownerDocument.defaultView);
+  let chat = yield deferred.promise;
+
+  // we use the default focus behaviour but the chat was opened via user input,
+  // so the chat should be focused.
+  Assert.equal(numChatsInWindow(window), 1, "should be 1 chat open");
+  Assert.ok(!isTabFocused(), "the tab should have lost focus.");
+  Assert.ok(isChatFocused(chat), "the chat should have got focus.");
+});
+
+// We explicitly ask for the chat to be focused.
+add_chat_task(function* testExplicitFocus() {
+  yield setUp();
+  let chat = yield promiseOpenChat("http://example.com", undefined, true);
+  // we use the default focus behaviour, which means that because this was
+  // not the direct result of user action the chat should not be focused.
+  Assert.equal(numChatsInWindow(window), 1, "should be 1 chat open");
+  Assert.ok(!isTabFocused(), "the tab should have lost focus.");
+  Assert.ok(isChatFocused(chat), "the chat should have got focus.");
+});
+
+// Open a minimized chat via default focus behaviour - it will open and not
+// have focus.  Then open the same chat without 'minimized' - it will be
+// restored but should still not have grabbed focus.
+add_chat_task(function* testNoFocusOnAutoRestore() {
+  yield setUp();
+  let chat = yield promiseOpenChat("http://example.com", "minimized");
+  Assert.ok(chat.minimized, "chat is minimized");
+  Assert.equal(numChatsInWindow(window), 1, "should be 1 chat open");
+  Assert.ok(isTabFocused(), "the tab should remain focused.");
+  Assert.ok(!isChatFocused(chat), "the chat should not be focused.");
+  yield promiseOpenChat("http://example.com");
+  Assert.ok(!chat.minimized, "chat should be restored");
+  Assert.ok(isTabFocused(), "the tab should remain focused.");
+  Assert.ok(!isChatFocused(chat), "the chat should not be focused.");
+});
+
+// Here we open a chat, which will not be focused.  Then we minimize it and
+// restore it via a titlebar clock - it should get focus at that point.
+add_chat_task(function* testFocusOnExplicitRestore() {
+  yield setUp();
+  let chat = yield promiseOpenChat("http://example.com");
+  Assert.ok(!chat.minimized, "chat should have been opened restored");
+  Assert.ok(isTabFocused(), "the tab should remain focused.");
+  Assert.ok(!isChatFocused(chat), "the chat should not be focused.");
+  chat.minimized = true;
+  Assert.ok(isTabFocused(), "tab should still be focused");
+  Assert.ok(!isChatFocused(chat), "the chat should not be focused.");
+
+  let promise = promiseOneEvent(chat.contentWindow, "focus");
+  // pretend we clicked on the titlebar
+  chat.onTitlebarClick({button: 0});
+  yield promise; // wait for focus event.
+  Assert.ok(!chat.minimized, "chat should have been restored");
+  Assert.ok(isChatFocused(chat), "chat should be focused");
+  Assert.strictEqual(chat, chatbar.selectedChat, "chat is marked selected");
+});
+
+// Open 2 chats and give 1 focus.  Minimize the focused one - the second
+// should get focus.
+add_chat_task(function* testMinimizeFocused() {
+  yield setUp();
+  let chat1 = yield promiseOpenChat("http://example.com#1");
+  let chat2 = yield promiseOpenChat("http://example.com#2");
+  Assert.equal(numChatsInWindow(window), 2, "2 chats open");
+  Assert.strictEqual(chatbar.selectedChat, chat2, "chat2 is selected");
+  let promise = promiseOneEvent(chat1.contentWindow, "focus");
+  chatbar.selectedChat = chat1;
+  chatbar.focus();
+  yield promise; // wait for chat1 to get focus.
+  Assert.strictEqual(chat1, chatbar.selectedChat, "chat1 is marked selected");
+  Assert.notStrictEqual(chat2, chatbar.selectedChat, "chat2 is not marked selected");
+  promise = promiseOneEvent(chat2.contentWindow, "focus");
+  chat1.minimized = true;
+  yield promise; // wait for chat2 to get focus.
+  Assert.notStrictEqual(chat1, chatbar.selectedChat, "chat1 is not marked selected");
+  Assert.strictEqual(chat2, chatbar.selectedChat, "chat2 is marked selected");
+});
+
+// Open 2 chats, select and focus the second.  Pressing the TAB key should
+// cause focus to move between all elements in our chat window before moving
+// to the next chat window.
+add_chat_task(function* testTab() {
+  yield setUp();
+
+  function sendTabAndWaitForFocus(chat, eltid) {
+    let doc = chat.contentDocument;
+    EventUtils.sendKey("tab");
+    // ideally we would use the 'focus' event here, but that doesn't work
+    // as expected for the iframe - the iframe itself never gets the focus
+    // event (apparently the sub-document etc does.)
+    // So just poll for the correct element getting focus...
+    let deferred = Promise.defer();
+    let tries = 0;
+    let interval = setInterval(function() {
+      if (tries >= 30) {
+        clearInterval(interval);
+        deferred.reject("never got focus");
+        return;
+      }
+      tries ++;
+      let elt = eltid ? doc.getElementById(eltid) : doc.documentElement;
+      if (doc.activeElement == elt) {
+        clearInterval(interval);
+        deferred.resolve();
+      }
+    });
+    return deferred.promise;
+  }
+
+  let chat1 = yield promiseOpenChat(CHAT_URL + "#1");
+  let chat2 = yield promiseOpenChat(CHAT_URL + "#2");
+  chatbar.selectedChat = chat2;
+  let promise = promiseOneEvent(chat2.contentWindow, "focus");
+  chatbar.focus();
+  yield promise;
+
+  // Our chats have 3 focusable elements, so it takes 4 TABs to move
+  // to the new chat.
+  yield sendTabAndWaitForFocus(chat2, "input1");
+  Assert.equal(chat2.contentDocument.activeElement.getAttribute("id"), "input1",
+               "first input field has focus");
+  Assert.ok(isChatFocused(chat2), "new chat still focused after first tab");
+
+  yield sendTabAndWaitForFocus(chat2, "input2");
+  Assert.ok(isChatFocused(chat2), "new chat still focused after tab");
+  Assert.equal(chat2.contentDocument.activeElement.getAttribute("id"), "input2",
+               "second input field has focus");
+
+  yield sendTabAndWaitForFocus(chat2, "iframe");
+  Assert.ok(isChatFocused(chat2), "new chat still focused after tab");
+  Assert.equal(chat2.contentDocument.activeElement.getAttribute("id"), "iframe",
+               "iframe has focus");
+
+  // this tab now should move to the next chat, but focus the
+  // document element itself (hence the null eltid)
+  yield sendTabAndWaitForFocus(chat1, null);
+  Assert.ok(isChatFocused(chat1), "first chat is focused");
+});
+
+// Open a chat and focus an element other than the first. Move focus to some
+// other item (the tab itself in this case), then focus the chatbar - the
+// same element that was previously focused should still have focus.
+add_chat_task(function* testFocusedElement() {
+  yield setUp();
+
+  // open a chat with focus requested.
+  let chat = yield promiseOpenChat(CHAT_URL, undefined, true);
+
+  chat.contentDocument.getElementById("input2").focus();
+
+  // set focus to the tab.
+  let tabb = gBrowser.getBrowserForTab(gBrowser.selectedTab);
+  let promise = promiseOneEvent(tabb.contentWindow, "focus");
+  Services.focus.moveFocus(tabb.contentWindow, null, Services.focus.MOVEFOCUS_ROOT, 0);
+  yield promise;
+
+  promise = promiseOneEvent(chat.contentWindow, "focus");
+  chatbar.focus();
+  yield promise;
+
+  Assert.equal(chat.contentDocument.activeElement.getAttribute("id"), "input2",
+               "correct input field still has focus");
+});
--- a/browser/base/content/test/chat/browser_tearoff.js
+++ b/browser/base/content/test/chat/browser_tearoff.js
@ -0,0 +1,128 @@
+/* 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/. */
+
+let chatbar = document.getElementById("pinnedchats");
+
+function promiseNewWindowLoaded() {
+  let deferred = Promise.defer();
+  Services.wm.addListener({
+    onWindowTitleChange: function() {},
+    onCloseWindow: function(xulwindow) {},
+    onOpenWindow: function(xulwindow) {
+      var domwindow = xulwindow.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
+                            .getInterface(Components.interfaces.nsIDOMWindow);
+      Services.wm.removeListener(this);
+      // wait for load to ensure the window is ready for us to test
+      domwindow.addEventListener("load", function _load(event) {
+        let doc = domwindow.document;
+        if (event.target != doc)
+            return;
+        domwindow.removeEventListener("load", _load);
+        deferred.resolve(domwindow);
+      });
+    },
+  });
+  return deferred.promise;
+}
+
+add_chat_task(function* testTearoffChat() {
+  let chatbox = yield promiseOpenChat("http://example.com");
+  Assert.equal(numChatsInWindow(window), 1, "should be 1 chat open");
+
+  let chatDoc = chatbox.contentDocument;
+  let chatTitle = chatDoc.title;
+
+  Assert.equal(chatbox.getAttribute("label"), chatTitle,
+               "the new chatbox should show the title of the chat window");
+
+  // mutate the chat document a bit before we tear it off.
+  let div = chatDoc.createElement("div");
+  div.setAttribute("id", "testdiv");
+  div.setAttribute("test", "1");
+  chatDoc.body.appendChild(div);
+
+  // chatbox is open, lets detach. The new chat window will be caught in
+  // the window watcher below
+  let promise = promiseNewWindowLoaded();
+
+  let swap = document.getAnonymousElementByAttribute(chatbox, "anonid", "swap");
+  swap.click();
+
+  // and wait for the new window.
+  let domwindow = yield promise;
+
+  Assert.equal(domwindow.document.documentElement.getAttribute("windowtype"), "Social:Chat", "Social:Chat window opened");
+  Assert.equal(numChatsInWindow(window), 0, "should be no chats in the chat bar");
+
+  // get the chatbox from the new window.
+  chatbox = domwindow.document.getElementById("chatter")
+  Assert.equal(chatbox.getAttribute("label"), chatTitle, "window should have same title as chat");
+
+  div = chatbox.contentDocument.getElementById("testdiv");
+  Assert.equal(div.getAttribute("test"), "1", "docshell should have been swapped");
+  div.setAttribute("test", "2");
+
+  // swap the window back to the chatbar
+  promise = promiseOneEvent(domwindow, "unload");
+  swap = domwindow.document.getAnonymousElementByAttribute(chatbox, "anonid", "swap");
+  swap.click();
+
+  yield promise;
+
+  Assert.equal(numChatsInWindow(window), 1, "chat should be docked back in the window");
+  chatbox = chatbar.selectedChat;
+  Assert.equal(chatbox.getAttribute("label"), chatTitle,
+               "the new chatbox should show the title of the chat window again");
+
+  div = chatbox.contentDocument.getElementById("testdiv");
+  Assert.equal(div.getAttribute("test"), "2", "docshell should have been swapped");
+});
+
+// Similar test but with 2 chats.
+add_chat_task(function* testReattachTwice() {
+  let chatbox1 = yield promiseOpenChat("http://example.com#1");
+  let chatbox2 = yield promiseOpenChat("http://example.com#2");
+  Assert.equal(numChatsInWindow(window), 2, "both chats should be docked in the window");
+
+  info("chatboxes are open, detach from window");
+  let promise = promiseNewWindowLoaded();
+  document.getAnonymousElementByAttribute(chatbox1, "anonid", "swap").click();
+  let domwindow1 = yield promise;
+  chatbox1 = domwindow1.document.getElementById("chatter");
+  Assert.equal(numChatsInWindow(window), 1, "only second chat should be docked in the window");
+
+  promise = promiseNewWindowLoaded();
+  document.getAnonymousElementByAttribute(chatbox2, "anonid", "swap").click();
+  let domwindow2 = yield promise;
+  chatbox2 = domwindow2.document.getElementById("chatter");
+  Assert.equal(numChatsInWindow(window), 0, "should be no docked chats");
+
+  promise = promiseOneEvent(domwindow2, "unload");
+  domwindow2.document.getAnonymousElementByAttribute(chatbox2, "anonid", "swap").click();
+  yield promise;
+  Assert.equal(numChatsInWindow(window), 1, "one chat should be docked back in the window");
+
+  promise = promiseOneEvent(domwindow1, "unload");
+  domwindow1.document.getAnonymousElementByAttribute(chatbox1, "anonid", "swap").click();
+  yield promise;
+  Assert.equal(numChatsInWindow(window), 2, "both chats should be docked back in the window");
+});
+
+// Check that Chat.closeAll() also closes detached windows.
+add_chat_task(function* testCloseAll() {
+  let chatbox1 = yield promiseOpenChat("http://example.com#1");
+  let chatbox2 = yield promiseOpenChat("http://example.com#2");
+
+  let promise = promiseNewWindowLoaded();
+  document.getAnonymousElementByAttribute(chatbox1, "anonid", "swap").click();
+  let domwindow = yield promise;
+  chatbox1 = domwindow.document.getElementById("chatter");
+
+  let promiseWindowUnload = promiseOneEvent(domwindow, "unload");
+
+  Assert.equal(numChatsInWindow(window), 1, "second chat should still be docked");
+  Chat.closeAll("http://example.com");
+  yield promiseWindowUnload;
+  Assert.equal(numChatsInWindow(window), 0, "should be no chats left");
+});
--- a/browser/base/content/test/chat/chat.html
+++ b/browser/base/content/test/chat/chat.html
@ -0,0 +1,14 @@
+<html>
+  <head>
+    <meta charset="utf-8">
+    <title>test chat window</title>
+  </head>
+  <body>
+    <p>This is a test chat window.</p>
+    <!-- a couple of input fields to help with focus testing -->
+    <input id="input1"/>
+    <input id="input2"/>
+    <!-- an iframe here so this one page generates multiple load events -->
+    <iframe id="iframe" src="data:text/plain:this is an iframe"></iframe>
+  </body>
+</html>
--- a/browser/base/content/test/chat/head.js
+++ b/browser/base/content/test/chat/head.js
@ -0,0 +1,74 @@
+/* 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/. */
+
+// Utility functions for Chat tests.
+
+let Chat = Cu.import("resource:///modules/Chat.jsm", {}).Chat;
+
+function promiseOpenChat(url, mode, focus) {
+  let uri = Services.io.newURI(url, null, null);
+  let origin = uri.prePath;
+  let title = origin;
+  let chatbox = Chat.open(null, origin, title, url, mode, focus);
+  return chatbox.promiseChatLoaded;
+}
+
+// Opens a chat, returns a promise resolved when the chat callback fired.
+function promiseOpenChatCallback(url, mode) {
+  let uri = Services.io.newURI(url, null, null);
+  let origin = uri.prePath;
+  let title = origin;
+  let deferred = Promise.defer();
+  let callback = deferred.resolve;
+  Chat.open(null, origin, title, url, mode, undefined, callback);
+  return deferred.promise;
+}
+
+// Opens a chat, returns the chat window's promise which fires when the chat
+// starts loading.
+function promiseOneEvent(target, eventName, capture) {
+  let deferred = Promise.defer();
+  target.addEventListener(eventName, function handler(event) {
+    target.removeEventListener(eventName, handler, capture);
+    deferred.resolve();
+  }, capture);
+  return deferred.promise;
+}
+
+// Return the number of chats in a browser window.
+function numChatsInWindow(win) {
+  let chatbar = win.document.getElementById("pinnedchats");
+  return chatbar.childElementCount;
+}
+
+function promiseWaitForFocus() {
+  let deferred = Promise.defer();
+  waitForFocus(deferred.resolve);
+  return deferred.promise;
+}
+
+// A simple way to clean up after each test.
+function add_chat_task(genFunction) {
+  add_task(function* () {
+    info("Starting chat test " + genFunction.name);
+    try {
+      yield genFunction();
+    } finally {
+      info("Finished chat test " + genFunction.name + " - cleaning up.");
+      // close all docked chats.
+      while (chatbar.childNodes.length) {
+        chatbar.childNodes[0].close();
+      }
+      // and non-docked chats.
+      let winEnum = Services.wm.getEnumerator("Social:Chat");
+      while (winEnum.hasMoreElements()) {
+        let win = winEnum.getNext();
+        if (win.closed) {
+          continue;
+        }
+        win.close();
+      }
+    }
+  });
+}
--- a/browser/base/content/test/social/browser.ini
+++ b/browser/base/content/test/social/browser.ini
@ -26,7 +26,6 @@ support-files =

 [browser_addons.js]
 [browser_blocklist.js]
-[browser_chat_tearoff.js]
 [browser_defaults.js]
 [browser_share.js]
 [browser_social_activation.js]
--- a/browser/base/content/test/social/browser_chat_tearoff.js
+++ b/browser/base/content/test/social/browser_chat_tearoff.js
@ -1,308 +0,0 @@
-/* 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/. */
-
-function test() {
-  requestLongerTimeout(2); // only debug builds seem to need more time...
-  waitForExplicitFinish();
-
-  let manifest = { // normal provider
-    name: "provider 1",
-    origin: "https://example.com",
-    sidebarURL: "https://example.com/browser/browser/base/content/test/social/social_sidebar.html",
-    workerURL: "https://example.com/browser/browser/base/content/test/social/social_worker.js",
-    iconURL: "https://example.com/browser/browser/base/content/test/general/moz.png"
-  };
-
-  let postSubTest = function(cb) {
-    let chats = document.getElementById("pinnedchats");
-    ok(chats.children.length == 0, "no chatty children left behind");
-    cb();
-  };
-  runSocialTestWithProvider(manifest, function (finishcb) {
-    SocialSidebar.show();
-    ok(SocialSidebar.provider, "sidebar provider exists");
-    runSocialTests(tests, undefined, postSubTest, function() {
-      finishcb();
-    });
-  });
-}
-
-var tests = {
-  testTearoffChat: function(next) {
-    let chats = document.getElementById("pinnedchats");
-    let chatTitle;
-    let port = SocialSidebar.provider.getWorkerPort();
-    ok(port, "provider has a port");
-    port.onmessage = function (e) {
-      let topic = e.data.topic;
-      switch (topic) {
-        case "got-sidebar-message":
-          port.postMessage({topic: "test-chatbox-open"});
-          break;
-        case "got-chatbox-visibility":
-          // chatbox is open, lets detach. The new chat window will be caught in
-          // the window watcher below
-          let doc = chats.selectedChat.contentDocument;
-          // This message is (sometimes!) received a second time
-          // before we start our tests from the onCloseWindow
-          // callback.
-          if (doc.location == "about:blank")
-            return;
-          chatTitle = doc.title;
-          ok(chats.selectedChat.getAttribute("label") == chatTitle,
-             "the new chatbox should show the title of the chat window");
-          let div = doc.createElement("div");
-          div.setAttribute("id", "testdiv");
-          div.setAttribute("test", "1");
-          doc.body.appendChild(div);
-          let swap = document.getAnonymousElementByAttribute(chats.selectedChat, "anonid", "swap");
-          swap.click();
-          port.close();
-          break;
-        case "got-chatbox-message":
-          ok(true, "got chatbox message");
-          ok(e.data.result == "ok", "got chatbox windowRef result: "+e.data.result);
-          chats.selectedChat.toggle();
-          break;
-      }
-    }
-
-    Services.wm.addListener({
-      onWindowTitleChange: function() {},
-      onCloseWindow: function(xulwindow) {},
-      onOpenWindow: function(xulwindow) {
-        var domwindow = xulwindow.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
-                              .getInterface(Components.interfaces.nsIDOMWindow);
-        Services.wm.removeListener(this);
-        // wait for load to ensure the window is ready for us to test
-        domwindow.addEventListener("load", function _load(event) {
-          let doc = domwindow.document;
-          if (event.target != doc)
-              return;
-
-          domwindow.removeEventListener("load", _load, false);
-
-          domwindow.addEventListener("unload", function _close(event) {
-            if (event.target != doc)
-              return;
-            domwindow.removeEventListener("unload", _close, false);
-            info("window has been closed");
-            waitForCondition(function() {
-              return chats.selectedChat && chats.selectedChat.contentDocument &&
-                     chats.selectedChat.contentDocument.readyState == "complete";
-            },function () {
-              ok(chats.selectedChat, "should have a chatbox in our window again");
-              ok(chats.selectedChat.getAttribute("label") == chatTitle,
-                 "the new chatbox should show the title of the chat window again");
-              let testdiv = chats.selectedChat.contentDocument.getElementById("testdiv");
-              is(testdiv.getAttribute("test"), "2", "docshell should have been swapped");
-              chats.selectedChat.close();
-              waitForCondition(function() {
-                return chats.children.length == 0;
-              },function () {
-                next();
-              });
-            });
-          }, false);
-
-          is(doc.documentElement.getAttribute("windowtype"), "Social:Chat", "Social:Chat window opened");
-          // window is loaded, but the docswap does not happen until after load,
-          // and we have no event to wait on, so we'll wait for document state
-          // to be ready
-          let chatbox = doc.getElementById("chatter");
-          waitForCondition(function() {
-            return chats.selectedChat == null &&
-                   chatbox.contentDocument &&
-                   chatbox.contentDocument.readyState == "complete";
-          },function() {
-            ok(chatbox.getAttribute("label") == chatTitle,
-               "detached window should show the title of the chat window");
-            let testdiv = chatbox.contentDocument.getElementById("testdiv");
-            is(testdiv.getAttribute("test"), "1", "docshell should have been swapped");
-            testdiv.setAttribute("test", "2");
-            // swap the window back to the chatbar
-            let swap = doc.getAnonymousElementByAttribute(chatbox, "anonid", "swap");
-            swap.click();
-          }, domwindow);
-        }, false);
-      }
-    });
-
-    port.postMessage({topic: "test-init", data: { id: 1 }});
-  },
-
-  testCloseOnLogout: function(next) {
-    let chats = document.getElementById("pinnedchats");
-    const chatUrl = "https://example.com/browser/browser/base/content/test/social/social_chat.html";
-    let port = SocialSidebar.provider.getWorkerPort();
-    ok(port, "provider has a port");
-    port.postMessage({topic: "test-init"});
-    port.onmessage = function (e) {
-      let topic = e.data.topic;
-      switch (topic) {
-        case "got-chatbox-visibility":
-          // chatbox is open, lets detach. The new chat window will be caught in
-          // the window watcher below
-          let doc = chats.selectedChat.contentDocument;
-          // This message is (sometimes!) received a second time
-          // before we start our tests from the onCloseWindow
-          // callback.
-          if (doc.location == "about:blank")
-            return;
-          info("chatbox is open, detach from window");
-          let swap = document.getAnonymousElementByAttribute(chats.selectedChat, "anonid", "swap");
-          swap.click();
-          break;
-      }
-    }
-
-    Services.wm.addListener({
-      onWindowTitleChange: function() {},
-      onCloseWindow: function(xulwindow) {},
-      onOpenWindow: function(xulwindow) {
-        let domwindow = xulwindow.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
-                              .getInterface(Components.interfaces.nsIDOMWindow);
-        Services.wm.removeListener(this);
-        // wait for load to ensure the window is ready for us to test, make sure
-        // we're not getting called for about:blank
-        domwindow.addEventListener("load", function _load(event) {
-          let doc = domwindow.document;
-          if (event.target != doc)
-              return;
-          domwindow.removeEventListener("load", _load, false);
-
-          domwindow.addEventListener("unload", function _close(event) {
-            if (event.target != doc)
-              return;
-            domwindow.removeEventListener("unload", _close, false);
-            ok(true, "window has been closed");
-            next();
-          }, false);
-
-          is(doc.documentElement.getAttribute("windowtype"), "Social:Chat", "Social:Chat window opened");
-          // window is loaded, but the docswap does not happen until after load,
-          // and we have no event to wait on, so we'll wait for document state
-          // to be ready
-          let chatbox = doc.getElementById("chatter");
-          waitForCondition(function() {
-            return chats.children.length == 0 &&
-                   chatbox.contentDocument &&
-                   chatbox.contentDocument.readyState == "complete";
-          },function() {
-            // logout, we should get unload next
-            port.postMessage({topic: "test-logout"});
-            port.close();
-          }, domwindow);
-
-        }, false);
-      }
-    });
-
-    port.postMessage({topic: "test-worker-chat", data: chatUrl});
-  },
-
-  testReattachTwice: function(next) {
-    let chats = document.getElementById("pinnedchats");
-    const chatUrl = "https://example.com/browser/browser/base/content/test/social/social_chat.html";
-    let chatBoxCount = 0, reattachCount = 0;
-    let port = SocialSidebar.provider.getWorkerPort();
-    ok(port, "provider has a port");
-    port.postMessage({topic: "test-init"});
-    port.onmessage = function (e) {
-      let topic = e.data.topic;
-      switch (topic) {
-        case "got-chatbox-visibility":
-          // chatbox is open, lets detach. The new chat window will be caught in
-          // the window watcher below
-          let doc = chats.selectedChat.contentDocument;
-          // This message is (sometimes!) received a second time
-          // before we start our tests from the onCloseWindow
-          // callback.
-          if (doc.location == "about:blank")
-            return;
-          if (++chatBoxCount != 2) {
-            // open the second chat window
-            port.postMessage({topic: "test-worker-chat", data: chatUrl + "?id=2"});
-            return;
-          }
-          info("chatbox is open, detach from window");
-          let chat1 = chats.firstChild;
-          let chat2 = chat1.nextSibling;
-          document.getAnonymousElementByAttribute(chat1, "anonid", "swap").click();
-          document.getAnonymousElementByAttribute(chat2, "anonid", "swap").click();
-          break;
-      }
-    };
-
-    let firstChatWindowDoc;
-    Services.wm.addListener({
-      onWindowTitleChange: function() {},
-      onCloseWindow: function(xulwindow) {},
-      onOpenWindow: function(xulwindow) {
-        let listener = this;
-        let domwindow = xulwindow.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
-                                 .getInterface(Components.interfaces.nsIDOMWindow);
-        // wait for load to ensure the window is ready for us to test, make sure
-        // we're not getting called for about:blank
-        domwindow.addEventListener("load", function _load(event) {
-          let doc = domwindow.document;
-          if (event.target != doc)
-            return;
-          domwindow.removeEventListener("load", _load, false);
-
-          domwindow.addEventListener("unload", function _close(event) {
-            if (event.target != doc)
-              return;
-            domwindow.removeEventListener("unload", _close, false);
-            ok(true, "window has been closed");
-            waitForCondition(function() {
-              return chats.selectedChat && chats.selectedChat.contentDocument &&
-                     chats.selectedChat.contentDocument.readyState == "complete";
-            }, function () {
-              ++reattachCount;
-              if (reattachCount == 1) {
-                info("reattaching second chat window");
-                let chatbox = firstChatWindowDoc.getElementById("chatter");
-                firstChatWindowDoc.getAnonymousElementByAttribute(chatbox, "anonid", "swap").click();
-                firstChatWindowDoc = null;
-              }
-              else if (reattachCount == 2) {
-                is(chats.children.length, 2, "both chat windows should be reattached");
-                chats.removeAll();
-                waitForCondition(() => chats.children.length == 0, function () {
-                  info("no chat window left");
-                  is(chats.chatboxForURL.size, 0, "chatboxForURL map should be empty");
-                  next();
-                });
-              }
-            }, "waited too long for the window to reattach");
-          }, false);
-
-          is(doc.documentElement.getAttribute("windowtype"), "Social:Chat", "Social:Chat window opened");
-          if (!firstChatWindowDoc) {
-            firstChatWindowDoc = doc;
-            return;
-          }
-          Services.wm.removeListener(listener);
-
-          // window is loaded, but the docswap does not happen until after load,
-          // and we have no event to wait on, so we'll wait for document state
-          // to be ready
-          let chatbox = doc.getElementById("chatter");
-          waitForCondition(function() {
-            return chats.children.length == 0 &&
-                   chatbox.contentDocument &&
-                   chatbox.contentDocument.readyState == "complete";
-          },function() {
-            info("reattaching chat window");
-            doc.getAnonymousElementByAttribute(chatbox, "anonid", "swap").click();
-          }, "waited too long for the chat window to be detached");
-
-        }, false);
-      }
-    });
-
-    port.postMessage({topic: "test-worker-chat", data: chatUrl + "?id=1"});
-  }
-};
--- a/browser/base/content/test/social/browser_social_chatwindow.js
+++ b/browser/base/content/test/social/browser_social_chatwindow.js
@ -45,8 +45,7 @@ function openChat(provider, callback) {
 }

 function windowHasChats(win) {
-  let chatbar = win.document.getElementById("pinnedchats");
-  return !!chatbar.firstElementChild;
+  return !!getChatBar().firstElementChild;
 }

 function test() {
@ -112,85 +111,6 @@ var tests = {
    }
    port.postMessage({topic: "test-init", data: { id: 1 }});
  },
-  testOpenMinimized: function(next) {
-    // In this case the sidebar opens a chat (without specifying minimized).
-    // We then minimize it and have the sidebar reopen the chat (again without
-    // minimized).  On that second call the chat should open and no longer
-    // be minimized.
-    let chats = document.getElementById("pinnedchats");
-    let port = SocialSidebar.provider.getWorkerPort();
-    let seen_opened = false;
-    port.onmessage = function (e) {
-      let topic = e.data.topic;
-      switch (topic) {
-        case "test-init-done":
-          port.postMessage({topic: "test-chatbox-open"});
-          break;
-        case "chatbox-opened":
-          is(e.data.result, "ok", "the sidebar says it got a chatbox");
-          if (!seen_opened) {
-            // first time we got the opened message, so minimize the chat then
-            // re-request the same chat to be opened - we should get the
-            // message again and the chat should be restored.
-            ok(!chats.selectedChat.minimized, "chat not initially minimized")
-            chats.selectedChat.minimized = true
-            seen_opened = true;
-            port.postMessage({topic: "test-chatbox-open"});
-          } else {
-            // This is the second time we've seen this message - there should
-            // be exactly 1 chat open and it should no longer be minimized.
-            let chats = document.getElementById("pinnedchats");
-            ok(!chats.selectedChat.minimized, "chat no longer minimized")
-            chats.selectedChat.close();
-            is(chats.selectedChat, null, "should only have been one chat open");
-            port.close();
-            next();
-          }
-      }
-    }
-    port.postMessage({topic: "test-init", data: { id: 1 }});
-  },
-  testManyChats: function(next) {
-    // open enough chats to overflow the window, then check
-    // if the menupopup is visible
-    let port = SocialSidebar.provider.getWorkerPort();
-    let chats = document.getElementById("pinnedchats");
-    ok(port, "provider has a port");
-    ok(chats.menupopup.parentNode.collapsed, "popup nub collapsed at start");
-    port.postMessage({topic: "test-init"});
-    // we should *never* find a test box that needs more than this to cause
-    // an overflow!
-    let maxToOpen = 20;
-    let numOpened = 0;
-    let maybeOpenAnother = function() {
-      if (numOpened++ >= maxToOpen) {
-        ok(false, "We didn't find a collapsed chat after " + maxToOpen + "chats!");
-        closeAllChats();
-        next();
-      }
-      port.postMessage({topic: "test-chatbox-open", data: { id: numOpened }});
-    }
-    port.onmessage = function (e) {
-      let topic = e.data.topic;
-      switch (topic) {
-        case "got-chatbox-message":
-          if (!chats.menupopup.parentNode.collapsed) {
-            maybeOpenAnother();
-            break;
-          }
-          ok(true, "popup nub became visible");
-          // close our chats now
-          while (chats.selectedChat) {
-            chats.selectedChat.close();
-          }
-          ok(!chats.selectedChat, "chats are all closed");
-          port.close();
-          next();
-          break;
-      }
-    }
-    maybeOpenAnother();
-  },
  testWorkerChatWindow: function(next) {
    const chatUrl = SocialSidebar.provider.origin + "/browser/browser/base/content/test/social/social_chat.html";
    let chats = document.getElementById("pinnedchats");
@ -244,61 +164,10 @@ var tests = {
    }
    port.postMessage({topic: "test-init", data: { id: 1 }});
  },
-  testSameChatCallbacks: function(next) {
-    let chats = document.getElementById("pinnedchats");
-    let port = SocialSidebar.provider.getWorkerPort();
-    let seen_opened = false;
-    port.onmessage = function (e) {
-      let topic = e.data.topic;
-      switch (topic) {
-        case "test-init-done":
-          port.postMessage({topic: "test-chatbox-open"});
-          break;
-        case "chatbox-opened":
-          is(e.data.result, "ok", "the sidebar says it got a chatbox");
-          if (seen_opened) {
-            // This is the second time we've seen this message - there should
-            // be exactly 1 chat open.
-            let chats = document.getElementById("pinnedchats");
-            chats.selectedChat.close();
-            is(chats.selectedChat, null, "should only have been one chat open");
-            port.close();
-            next();
-          } else {
-            // first time we got the opened message, so re-request the same
-            // chat to be opened - we should get the message again.
-            seen_opened = true;
-            port.postMessage({topic: "test-chatbox-open"});
-          }
-      }
-    }
-    port.postMessage({topic: "test-init", data: { id: 1 }});
-  },
-
-  // check removeAll does the right thing
-  testRemoveAll: function(next, mode) {
-    let port = SocialSidebar.provider.getWorkerPort();
-    port.postMessage({topic: "test-init"});
-    get3ChatsForCollapsing(mode || "normal", function() {
-      let chatbar = window.SocialChatBar.chatbar;
-      chatbar.removeAll();
-      // should be no evidence of any chats left.
-      is(chatbar.childNodes.length, 0, "should be no chats left");
-      checkPopup();
-      is(chatbar.selectedChat, null, "nothing should be selected");
-      is(chatbar.chatboxForURL.size, 0, "chatboxForURL map should be empty");
-      port.close();
-      next();
-    });
-  },
-
-  testRemoveAllMinimized: function(next) {
-    this.testRemoveAll(next, "minimized");
-  },

  // Check what happens when you close the only visible chat.
  testCloseOnlyVisible: function(next) {
-    let chatbar = window.SocialChatBar.chatbar;
+    let chatbar = getChatBar();
    let chatWidth = undefined;
    let num = 0;
    is(chatbar.childNodes.length, 0, "chatbar starting empty");
@ -336,7 +205,7 @@ var tests = {
    let port = SocialSidebar.provider.getWorkerPort();
    port.postMessage({topic: "test-init"});
    get3ChatsForCollapsing("normal", function(first, second, third) {
-      let chatbar = window.SocialChatBar.chatbar;
+      let chatbar = getChatBar();
      chatbar.showChat(first);
      ok(!first.collapsed, "first should no longer be collapsed");
      ok(second.collapsed ||  third.collapsed, false, "one of the others should be collapsed");
@ -363,7 +232,7 @@ var tests = {
        case "pong":
          executeSoon(function() {
            is(numOpened, 1, "only got one open message");
-            chats.removeAll();
+            chats.selectedChat.close();
            port.close();
            next();
          });
@ -372,86 +241,6 @@ var tests = {
    port.postMessage({topic: "test-init", data: { id: 1 }});
  },

-  testSecondTopLevelWindow: function(next) {
-    // Bug 817782 - check chats work in new top-level windows.
-    const chatUrl = SocialSidebar.provider.origin + "/browser/browser/base/content/test/social/social_chat.html";
-    let port = SocialSidebar.provider.getWorkerPort();
-    let secondWindow;
-    port.onmessage = function(e) {
-      if (e.data.topic == "test-init-done") {
-        secondWindow = OpenBrowserWindow();
-        secondWindow.addEventListener("load", function loadListener() {
-          secondWindow.removeEventListener("load", loadListener);
-          port.postMessage({topic: "test-worker-chat", data: chatUrl});
-        });
-      } else if (e.data.topic == "got-chatbox-message") {
-        // the chat was created - let's make sure it was created in the second window.
-        is(secondWindow.SocialChatBar.chatbar.childElementCount, 1);
-        secondWindow.close();
-        next();
-      }
-    }
-    port.postMessage({topic: "test-init"});
-  },
-
-  testChatWindowChooser: function(next) {
-    // Tests that when a worker creates a chat, it is opened in the correct
-    // window.
-    // open a chat (it will open in the main window)
-    ok(!windowHasChats(window), "first window should start with no chats");
-    openChat(SocialSidebar.provider, function() {
-      ok(windowHasChats(window), "first window has the chat");
-      // create a second window - this will be the "most recent" and will
-      // therefore be the window that hosts the new chat (see bug 835111)
-      let secondWindow = OpenBrowserWindow();
-      secondWindow.addEventListener("load", function loadListener() {
-        secondWindow.removeEventListener("load", loadListener);
-        ok(!windowHasChats(secondWindow), "second window has no chats");
-        openChat(SocialSidebar.provider, function() {
-          ok(windowHasChats(secondWindow), "second window now has chats");
-          is(window.SocialChatBar.chatbar.childElementCount, 1, "first window still has 1 chat");
-          window.SocialChatBar.chatbar.removeAll();
-          // now open another chat - it should still open in the second.
-          openChat(SocialSidebar.provider, function() {
-            ok(!windowHasChats(window), "first window has no chats");
-            ok(windowHasChats(secondWindow), "second window has a chat");
-
-            // focus the first window, and open yet another chat - it
-            // should open in the first window.
-            waitForFocus(function() {
-              openChat(SocialSidebar.provider, function() {
-                ok(windowHasChats(window), "first window has chats");
-                window.SocialChatBar.chatbar.removeAll();
-                ok(!windowHasChats(window), "first window has no chats");
-
-                let privateWindow = OpenBrowserWindow({private: true});
-                privateWindow.addEventListener("load", function loadListener() {
-                  privateWindow.removeEventListener("load", loadListener);
-
-                  // open a last chat - the focused window can't accept
-                  // chats (it's a private window), so the chat should open
-                  // in the window that was selected before. This is known
-                  // to be broken on Linux.
-                  openChat(SocialSidebar.provider, function() {
-                    let os = Services.appinfo.OS;
-                    const BROKEN_WM_Z_ORDER = os != "WINNT" && os != "Darwin";
-                    let fn = BROKEN_WM_Z_ORDER ? todo : ok;
-                    fn(windowHasChats(window), "first window has a chat");
-                    window.SocialChatBar.chatbar.removeAll();
-
-                    privateWindow.close();
-                    secondWindow.close();
-                    next();
-                  });
-                });
-              });
-            });
-            window.focus();
-          });
-        });
-      })
-    });
-  },
  testMultipleProviderChat: function(next) {
    // test incomming chats from all providers
    openChat(Social.providers[0], function() {
@ -467,7 +256,7 @@ var tests = {
              port.postMessage({topic: "test-logout"});
              waitForCondition(function() chats.children.length == Social.providers.length - 1,
                function() {
-                  chats.removeAll();
+                  closeAllChats();
                  waitForCondition(function() chats.children.length == 0,
                                   function() {
                                    ok(!chats.selectedChat, "multiprovider chats are all closed");
--- a/browser/base/content/test/social/browser_social_chatwindowfocus.js
+++ b/browser/base/content/test/social/browser_social_chatwindowfocus.js
@ -9,7 +9,7 @@ function isTabFocused() {
 }

 function isChatFocused(chat) {
-  return SocialChatBar.chatbar._isChatFocused(chat);
+  return getChatBar()._isChatFocused(chat);
 }

 function openChatViaUser() {
@ -32,7 +32,7 @@ function openChatViaSidebarMessage(port, data, callback) {
 function openChatViaWorkerMessage(port, data, callback) {
  // sadly there is no message coming back to tell us when the chat has
  // been opened, so we wait until one appears.
-  let chatbar = SocialChatBar.chatbar;
+  let chatbar = getChatBar();
  let numExpected = chatbar.childElementCount + 1;
  port.postMessage({topic: "test-worker-chat", data: data});
  waitForCondition(function() chatbar.childElementCount == numExpected,
@ -40,12 +40,13 @@ function openChatViaWorkerMessage(port, data, callback) {
                      // so the child has been added, but we don't know if it
                      // has been intialized - re-request it and the callback
                      // means it's done.  Minimized, same as the worker.
-                      SocialChatBar.openChat(SocialSidebar.provider,
-                                             data,
-                                             function() {
-                                                callback();
-                                             },
-                                             "minimized");
+                      chatbar.openChat(SocialSidebar.provider.origin,
+                                       SocialSidebar.provider.name,
+                                       data,
+                                       "minimized",
+                                       function() {
+                                          callback();
+                                       });
                   },
                   "No new chat appeared");
 }
@ -109,7 +110,7 @@ function test() {
      waitForCondition(function() isTabFocused(), cb, "tab should have focus");
    }
    let postSubTest = function(cb) {
-      window.SocialChatBar.chatbar.removeAll();
+      closeAllChats();
      cb();
    }
    // and run the tests.
@ -132,21 +133,22 @@ var tests = {
  // Then we do it again - should still not be focused.
  // Then we perform a user-initiated request - it should get focus.
  testNoFocusWhenViaWorker: function(next) {
+    let chatbar = getChatBar();
    startTestAndWaitForSidebar(function(port) {
      openChatViaSidebarMessage(port, {stealFocus: 1}, function() {
        ok(true, "got chatbox message");
-        is(SocialChatBar.chatbar.childElementCount, 1, "exactly 1 chat open");
+        is(chatbar.childElementCount, 1, "exactly 1 chat open");
        ok(isTabFocused(), "tab should still be focused");
        // re-request the same chat via a message.
        openChatViaSidebarMessage(port, {stealFocus: 1}, function() {
-          is(SocialChatBar.chatbar.childElementCount, 1, "still exactly 1 chat open");
+          is(chatbar.childElementCount, 1, "still exactly 1 chat open");
          ok(isTabFocused(), "tab should still be focused");
          // re-request the same chat via user event.
          openChatViaUser();
-          waitForCondition(function() isChatFocused(SocialChatBar.chatbar.selectedChat),
+          waitForCondition(function() isChatFocused(chatbar.selectedChat),
                           function() {
-            is(SocialChatBar.chatbar.childElementCount, 1, "still exactly 1 chat open");
-            is(SocialChatBar.chatbar.selectedChat, SocialChatBar.chatbar.firstElementChild, "chat should be selected");
+            is(chatbar.childElementCount, 1, "still exactly 1 chat open");
+            is(chatbar.selectedChat, chatbar.firstElementChild, "chat should be selected");
            next();
          }, "chat should be focused");
        });
@ -158,204 +160,14 @@ var tests = {
  // click.  This should cause the new chat to be opened and focused.
  testFocusWhenViaUser: function(next) {
    startTestAndWaitForSidebar(function(port) {
+      let chatbar = getChatBar();
      openChatViaUser();
-      ok(SocialChatBar.chatbar.firstElementChild, "chat opened");
-      waitForCondition(function() isChatFocused(SocialChatBar.chatbar.selectedChat),
+      ok(chatbar.firstElementChild, "chat opened");
+      waitForCondition(function() isChatFocused(chatbar.selectedChat),
                       function() {
-        is(SocialChatBar.chatbar.selectedChat, SocialChatBar.chatbar.firstElementChild, "chat is selected");
+        is(chatbar.selectedChat, chatbar.firstElementChild, "chat is selected");
        next();
      }, "chat should be focused");
    });
  },
-
-  // Open a chat via the worker - it will open and not have focus.
-  // Then open the same chat via a sidebar message - it will be restored but
-  // should still not have grabbed focus.
-  testNoFocusOnAutoRestore: function(next) {
-    const chatUrl = "https://example.com/browser/browser/base/content/test/social/social_chat.html?id=1";
-    let chatbar = SocialChatBar.chatbar;
-    startTestAndWaitForSidebar(function(port) {
-      openChatViaWorkerMessage(port, chatUrl, function() {
-        is(chatbar.childElementCount, 1, "exactly 1 chat open");
-        // bug 865086 opening minimized still sets the window as selected
-        todo(chatbar.selectedChat != chatbar.firstElementChild, "chat is not selected");
-        ok(isTabFocused(), "tab should be focused");
-        openChatViaSidebarMessage(port, {stealFocus: 1, id: 1}, function() {
-          is(chatbar.childElementCount, 1, "still 1 chat open");
-          ok(!chatbar.firstElementChild.minimized, "chat no longer minimized");
-          // bug 865086 because we marked it selected on open, it still is
-          todo(chatbar.selectedChat != chatbar.firstElementChild, "chat is not selected");
-          ok(isTabFocused(), "tab should still be focused");
-          next();
-        });
-      });
-    });
-  },
-
-  // Here we open a chat, which will not be focused.  Then we minimize it and
-  // restore it via a titlebar clock - it should get focus at that point.
-  testFocusOnExplicitRestore: function(next) {
-    startTestAndWaitForSidebar(function(port) {
-      openChatViaSidebarMessage(port, {stealFocus: 1}, function() {
-        ok(true, "got chatbox message");
-        ok(isTabFocused(), "tab should still be focused");
-        let chatbox = SocialChatBar.chatbar.firstElementChild;
-        ok(chatbox, "chat opened");
-        chatbox.minimized = true;
-        ok(isTabFocused(), "tab should still be focused");
-        // pretend we clicked on the titlebar
-        chatbox.onTitlebarClick({button: 0});
-        waitForCondition(function() isChatFocused(SocialChatBar.chatbar.selectedChat),
-                         function() {
-          ok(!chatbox.minimized, "chat should have been restored");
-          ok(isChatFocused(chatbox), "chat should be focused");
-          is(chatbox, SocialChatBar.chatbar.selectedChat, "chat is marked selected");
-          next();
-        }, "chat should have focus");
-      });
-    });
-  },
-
-  // Open 2 chats and give 1 focus.  Minimize the focused one - the second
-  // should get focus.
-  testMinimizeFocused: function(next) {
-    let chatbar = SocialChatBar.chatbar;
-    startTestAndWaitForSidebar(function(port) {
-      openChatViaSidebarMessage(port, {stealFocus: 1, id: 1}, function() {
-        let chat1 = chatbar.firstElementChild;
-        openChatViaSidebarMessage(port, {stealFocus: 1, id: 2}, function() {
-          is(chatbar.childElementCount, 2, "exactly 2 chats open");
-          let chat2 = chat1.nextElementSibling || chat1.previousElementSibling;
-          chatbar.selectedChat = chat1;
-          chatbar.focus();
-          waitForCondition(function() isChatFocused(chat1),
-                           function() {
-            is(chat1, SocialChatBar.chatbar.selectedChat, "chat1 is marked selected");
-            isnot(chat2, SocialChatBar.chatbar.selectedChat, "chat2 is not marked selected");
-            chat1.minimized = true;
-            waitForCondition(function() isChatFocused(chat2),
-                             function() {
-              // minimizing the chat with focus should give it to another.
-              isnot(chat1, SocialChatBar.chatbar.selectedChat, "chat1 is not marked selected");
-              is(chat2, SocialChatBar.chatbar.selectedChat, "chat2 is marked selected");
-              next();
-            }, "chat2 should have focus");
-          }, "chat1 should have focus");
-        });
-      });
-    });
-  },
-
-  // Open 2 chats, select (but not focus) one, then re-request it be
-  // opened via a message.  Focus should not move.
-  testReopenNonFocused: function(next) {
-    let chatbar = SocialChatBar.chatbar;
-    startTestAndWaitForSidebar(function(port) {
-      openChatViaSidebarMessage(port, {id: 1}, function() {
-        let chat1 = chatbar.firstElementChild;
-        openChatViaSidebarMessage(port, {id: 2}, function() {
-          let chat2 = chat1.nextElementSibling || chat1.previousElementSibling;
-          chatbar.selectedChat = chat2;
-          // tab still has focus
-          ok(isTabFocused(), "tab should still be focused");
-          // re-request the first.
-          openChatViaSidebarMessage(port, {id: 1}, function() {
-            is(chatbar.selectedChat, chat1, "chat1 now selected");
-            ok(isTabFocused(), "tab should still be focused");
-            next();
-          });
-        });
-      });
-    });
-  },
-
-  // Open 2 chats, select and focus the second.  Pressing the TAB key should
-  // cause focus to move between all elements in our chat window before moving
-  // to the next chat window.
-  testTab: function(next) {
-    function sendTabAndWaitForFocus(chat, eltid, callback) {
-      // ideally we would use the 'focus' event here, but that doesn't work
-      // as expected for the iframe - the iframe itself never gets the focus
-      // event (apparently the sub-document etc does.)
-      // So just poll for the correct element getting focus...
-      let doc = chat.contentDocument;
-      EventUtils.sendKey("tab");
-      waitForCondition(function() {
-        let elt = eltid ? doc.getElementById(eltid) : doc.documentElement;
-        return doc.activeElement == elt;
-      }, callback, "element " + eltid + " never got focus");
-    }
-
-    let chatbar = SocialChatBar.chatbar;
-    startTestAndWaitForSidebar(function(port) {
-      openChatViaSidebarMessage(port, {id: 1}, function() {
-        let chat1 = chatbar.firstElementChild;
-        openChatViaSidebarMessage(port, {id: 2}, function() {
-          let chat2 = chat1.nextElementSibling || chat1.previousElementSibling;
-          chatbar.selectedChat = chat2;
-          chatbar.focus();
-          waitForCondition(function() isChatFocused(chatbar.selectedChat),
-                           function() {
-            // Our chats have 3 focusable elements, so it takes 4 TABs to move
-            // to the new chat.
-            sendTabAndWaitForFocus(chat2, "input1", function() {
-              is(chat2.contentDocument.activeElement.getAttribute("id"), "input1",
-                 "first input field has focus");
-              ok(isChatFocused(chat2), "new chat still focused after first tab");
-              sendTabAndWaitForFocus(chat2, "input2", function() {
-                ok(isChatFocused(chat2), "new chat still focused after tab");
-                is(chat2.contentDocument.activeElement.getAttribute("id"), "input2",
-                   "second input field has focus");
-                sendTabAndWaitForFocus(chat2, "iframe", function() {
-                  ok(isChatFocused(chat2), "new chat still focused after tab");
-                  is(chat2.contentDocument.activeElement.getAttribute("id"), "iframe",
-                     "iframe has focus");
-                  // this tab now should move to the next chat, but focus the
-                  // document element itself (hence the null eltid)
-                  sendTabAndWaitForFocus(chat1, null, function() {
-                    ok(isChatFocused(chat1), "first chat is focused");
-                    next();
-                  });
-                });
-              });
-            });
-          }, "chat should have focus");
-        });
-      });
-    });
-  },
-
-  // Open a chat and focus an element other than the first. Move focus to some
-  // other item (the tab itself in this case), then focus the chatbar - the
-  // same element that was previously focused should still have focus.
-  testFocusedElement: function(next) {
-    let chatbar = SocialChatBar.chatbar;
-    startTestAndWaitForSidebar(function(port) {
-      openChatViaUser();
-      let chat = chatbar.firstElementChild;
-      // need to wait for the content to load before we can focus it.
-      chat.addEventListener("DOMContentLoaded", function DOMContentLoaded() {
-        chat.removeEventListener("DOMContentLoaded", DOMContentLoaded);
-        chat.contentDocument.getElementById("input2").focus();
-        waitForCondition(function() isChatFocused(chat),
-                         function() {
-          is(chat.contentDocument.activeElement.getAttribute("id"), "input2",
-             "correct input field has focus");
-          // set focus to the tab.
-          let tabb = gBrowser.getBrowserForTab(gBrowser.selectedTab);
-          Services.focus.moveFocus(tabb.contentWindow, null, Services.focus.MOVEFOCUS_ROOT, 0);
-          waitForCondition(function() isTabFocused(),
-                           function() {
-            chatbar.focus();
-            waitForCondition(function() isChatFocused(chat),
-                             function() {
-              is(chat.contentDocument.activeElement.getAttribute("id"), "input2",
-                 "correct input field still has focus");
-              next();
-            }, "chat took focus");
-          }, "tab has focus");
-        }, "chat took focus");
-      });
-    });
-  },
 };
--- a/browser/base/content/test/social/browser_social_errorPage.js
+++ b/browser/base/content/test/social/browser_social_errorPage.js
@ -9,6 +9,8 @@ function gc() {
  wu.garbageCollect();
 }

+let openChatWindow = Cu.import("resource://gre/modules/MozSocialAPI.jsm", {}).openChatWindow;
+
 // Support for going on and offline.
 // (via browser/base/content/test/browser_bookmark_titles.js)
 let origProxyType = Services.prefs.getIntPref('network.proxy.type');
@ -42,9 +44,10 @@ function openPanel(url, panelCallback, loadCallback) {

 function openChat(url, panelCallback, loadCallback) {
  // open a chat window
-  SocialChatBar.openChat(SocialSidebar.provider, url, panelCallback);
-  SocialChatBar.chatbar.firstChild.addEventListener("DOMContentLoaded", function panelLoad() {
-    SocialChatBar.chatbar.firstChild.removeEventListener("DOMContentLoaded", panelLoad, true);
+  let chatbar = getChatBar();
+  openChatWindow(null, SocialSidebar.provider, url, panelCallback);
+  chatbar.firstChild.addEventListener("DOMContentLoaded", function panelLoad() {
+    chatbar.firstChild.removeEventListener("DOMContentLoaded", panelLoad, true);
    loadCallback();
  }, true);
 }
@ -154,7 +157,7 @@ var tests = {

  testChatWindow: function(next) {
    let panelCallbackCount = 0;
-    // go offline and open a flyout.
+    // go offline and open a chat.
    goOffline();
    openChat(
      "https://example.com/browser/browser/base/content/test/social/social_chat.html",
@ -164,7 +167,7 @@ var tests = {
      function() { // the "load" callback.
        executeSoon(function() {
          todo_is(panelCallbackCount, 0, "Bug 833207 - should be no callback when error page loads.");
-          let chat = SocialChatBar.chatbar.selectedChat;
+          let chat = getChatBar().selectedChat;
          waitForCondition(function() chat.contentDocument.location.href.indexOf("about:socialerror?")==0,
                           function() {
                            chat.close();
@ -186,7 +189,7 @@ var tests = {
      null,
      function() { // the "load" callback.
        executeSoon(function() {
-          let chat = SocialChatBar.chatbar.selectedChat;
+          let chat = getChatBar().selectedChat;
          is(chat.contentDocument.location.href, url, "correct url loaded");
          // toggle to a detached window.
          chat.swapWindows().then(
--- a/browser/base/content/test/social/head.js
+++ b/browser/base/content/test/social/head.js
@ -399,7 +399,7 @@ function get3ChatsForCollapsing(mode, cb) {
  // To make our life easier we don't go via the worker and ports so we get
  // more control over creation *and* to make the code much simpler.  We
  // assume the worker/port stuff is individually tested above.
-  let chatbar = window.SocialChatBar.chatbar;
+  let chatbar = getChatBar();
  let chatWidth = undefined;
  let num = 0;
  is(chatbar.childNodes.length, 0, "chatbar starting empty");
@ -443,23 +443,21 @@ function makeChat(mode, uniqueid, cb) {
  info("making a chat window '" + uniqueid +"'");
  let provider = SocialSidebar.provider;
  const chatUrl = provider.origin + "/browser/browser/base/content/test/social/social_chat.html";
-  let isOpened = window.SocialChatBar.openChat(provider, chatUrl + "?id=" + uniqueid, function(chat) {
+  // Note that we use promiseChatLoaded instead of the callback to ensure the
+  // content has started loading.
+  let chatbox = getChatBar().openChat(provider.origin, provider.name,
+                                      chatUrl + "?id=" + uniqueid, mode);
+  chatbox.promiseChatLoaded.then(
+    () => {
    info("chat window has opened");
-    // we can't callback immediately or we might close the chat during
-    // this event which upsets the implementation - it is only 1/2 way through
-    // handling the load event.
-    chat.document.title = uniqueid;
-    executeSoon(cb);
-  }, mode);
-  if (!isOpened) {
-    ok(false, "unable to open chat window, no provider? more failures to come");
-    executeSoon(cb);
-  }
+    chatbox.contentDocument.title = uniqueid;
+    cb();
+  });
 }

 function checkPopup() {
  // popup only showing if any collapsed popup children.
-  let chatbar = window.SocialChatBar.chatbar;
+  let chatbar = getChatBar();
  let numCollapsed = 0;
  for (let chat of chatbar.childNodes) {
    if (chat.collapsed) {
@ -478,7 +476,7 @@ function checkPopup() {
 // Does a callback passing |true| if the window is now big enough or false
 // if we couldn't resize large enough to satisfy the test requirement.
 function resizeWindowToChatAreaWidth(desired, cb, count = 0) {
-  let current = window.SocialChatBar.chatbar.getBoundingClientRect().width;
+  let current = getChatBar().getBoundingClientRect().width;
  let delta = desired - current;
  info(count + ": resizing window so chat area is " + desired + " wide, currently it is "
       + current + ".  Screen avail is " + window.screen.availWidth
@ -511,7 +509,7 @@ function resizeWindowToChatAreaWidth(desired, cb, count = 0) {
  }
  function resize_handler(event) {
    // we did resize - but did we get far enough to be able to continue?
-    let newSize = window.SocialChatBar.chatbar.getBoundingClientRect().width;
+    let newSize = getChatBar().getBoundingClientRect().width;
    let sizedOk = widthDeltaCloseEnough(newSize - desired);
    if (!sizedOk)
      return;
@ -559,8 +557,13 @@ function resizeAndCheckWidths(first, second, third, checks, cb) {
  }, count);
 }

+function getChatBar() {
+  return document.getElementById("pinnedchats");
+}
+
 function getPopupWidth() {
-  let popup = window.SocialChatBar.chatbar.menupopup;
+  let chatbar = getChatBar();
+  let popup = chatbar.menupopup;
  ok(!popup.parentNode.collapsed, "asking for popup width when it is visible");
  let cs = document.defaultView.getComputedStyle(popup.parentNode);
  let margins = parseInt(cs.marginLeft) + parseInt(cs.marginRight);
@ -568,6 +571,8 @@ function getPopupWidth() {
 }

 function closeAllChats() {
-  let chatbar = window.SocialChatBar.chatbar;
-  chatbar.removeAll();
+  let chatbar = getChatBar();
+  while (chatbar.selectedChat) {
+    chatbar.selectedChat.close();
+  }
 }
--- a/browser/base/moz.build
+++ b/browser/base/moz.build
@ -13,6 +13,7 @@ MOCHITEST_CHROME_MANIFESTS += [
 ]

 BROWSER_CHROME_MANIFESTS += [
+    'content/test/chat/browser.ini',
    'content/test/general/browser.ini',
    'content/test/newtab/browser.ini',
    'content/test/plugins/browser.ini',