Bug 1178823. Part 2 - Load sanity test in remote XUL browser. r=mconley

toolkit/components/gfx/SanityTest.js

@@ -125,6 +125,11 @@ let listener = {
   win: null,
   utils: null,
   canvas: null,
+  mm: null,
+
+  messages: [
+    "gfxSanity:ContentLoaded",
+  ],
 
   scheduleTest: function(win) {
     this.win = win;
@@ -146,6 +151,36 @@ let listener = {
     this.endTest();
   },
 
+  receiveMessage(message) {
+    let data = message.data;
+    switch (message.name) {
+      case "gfxSanity:ContentLoaded":
+        this.runSanityTest();
+        break;
+    }
+  },
+
+  onWindowLoaded: function() {
+    let browser = this.win.document.createElementNS(XUL_NS, "browser");
+    browser.setAttribute("type", "content");
+
+    let remoteBrowser = Services.appinfo.browserTabsRemoteAutostart;
+    browser.setAttribute("remote", remoteBrowser);
+
+    browser.style.width = PAGE_WIDTH + "px";
+    browser.style.height = PAGE_HEIGHT + "px";
+
+    this.win.document.documentElement.appendChild(browser);
+    // Have to set the mm after we append the child
+    this.mm = browser.messageManager;
+
+    this.messages.forEach((msgName) => {
+      this.mm.addMessageListener(msgName, this);
+    });
+
+    this.mm.loadFrameScript(FRAME_SCRIPT_URL, false);
+  },
+
   endTest: function() {
     if (!this.win) {
       return;
@@ -156,6 +191,11 @@ let listener = {
     this.utils = null;
     this.canvas = null;
 
+    this.messages.forEach((msgName) => {
+      this.mm.removeMessageListener(msgName, this);
+    });
+
+    this.mm = null;
   }
 };
 

toolkit/components/gfx/content/gfxFrameScript.js

@@ -0,0 +1,60 @@
+const { classes: Cc, interfaces: Ci, utils: Cu } = Components;
+
+const gfxFrameScript = {
+  domUtils: null,
+
+  init: function() {
+    let webNav = docShell.QueryInterface(Ci.nsIWebNavigation);
+    let webProgress =  docShell.QueryInterface(Ci.nsIInterfaceRequestor)
+                       .getInterface(Ci.nsIWebProgress);
+    webProgress.addProgressListener(this, Ci.nsIWebProgress.NOTIFY_STATE_WINDOW);
+
+    this.domUtils = content.QueryInterface(Ci.nsIInterfaceRequestor)
+                    .getInterface(Ci.nsIDOMWindowUtils);
+
+    webNav.loadURI("chrome://gfxsanity/content/sanitytest.html",
+                   Ci.nsIWebNavigation.LOAD_FLAGS_NONE,
+                   null, null, null);
+
+  },
+
+  handleEvent: function(aEvent) {
+    switch (aEvent.type) {
+      case "MozAfterPaint":
+        sendAsyncMessage('gfxSanity:ContentLoaded');
+        removeEventListener("MozAfterPaint", this);
+        break;
+    }
+  },
+
+  isSanityTest: function(aUri) {
+    if (!aUri) {
+      return false;
+    }
+
+    return aUri.endsWith("/sanitytest.html");
+  },
+
+  onStateChange: function (webProgress, req, flags, status) {
+    if (webProgress.isTopLevel &&
+        (flags & Ci.nsIWebProgressListener.STATE_STOP) &&
+        this.isSanityTest(req.name)) {
+
+      // If no paint is pending, then the test already painted
+      if (this.domUtils.isMozAfterPaintPending) {
+        addEventListener("MozAfterPaint", this);
+      } else {
+        sendAsyncMessage('gfxSanity:ContentLoaded');
+      }
+    }
+  },
+
+  // Needed to support web progress listener
+  QueryInterface: XPCOMUtils.generateQI([
+    Ci.nsIWebProgressListener,
+    Ci.nsISupportsWeakReference,
+    Ci.nsIObserver,
+  ]),
+};
+
+gfxFrameScript.init();