Cancels prerendering on prerendering RenderView crash

chrome/browser/prerender/prerender_browsertest.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <deque>
 
 #include "base/command_line.h"
 #include "base/path_service.h"
 #include "base/string_util.h"
 #include "chrome/browser/prerender/prerender_contents.h"
 #include "chrome/browser/prerender/prerender_manager.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/task_manager/task_manager.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/test/in_process_browser_test.h"
 #include "chrome/test/ui_test_utils.h"
+#include "content/browser/renderer_host/render_view_host.h"
 #include "content/browser/tab_contents/tab_contents.h"
 #include "grit/generated_resources.h"
 #include "net/url_request/url_request_context.h"
 #include "net/url_request/url_request_context_getter.h"
 #include "ui/base/l10n/l10n_util.h"
 
 // Prerender tests work as follows:
 //
 // A page with a prefetch link to the test page is loaded.  Once prerendered,
 // its Javascript function DidPrerenderPass() is called, which returns true if
@@ skipping 40 matching lines @@
     // the UI message loop.
     MessageLoopForUI::current()->Quit();
   }
 
   virtual void DidStopLoading() {
     PrerenderContents::DidStopLoading();
     ++number_of_loads_;
     if (expected_final_status_ == FINAL_STATUS_USED &&
         number_of_loads_ >= expected_number_of_loads_) {
       MessageLoopForUI::current()->Quit();
+    } else if (expected_final_status_ == FINAL_STATUS_RENDERER_CRASHED) {

[cbentzel, 2011/04/22 20:16:41]

Please add a note indicating why the crash needs to be done this way instead of
directly in the page. 

[mmenke, 2011/04/22 20:30:30]

Done.

+      // Crash the render process.
+      render_view_host()->NavigateToURL(GURL("about:crash"));
     }
   }
 
  private:
   int number_of_loads_;
   int expected_number_of_loads_;
   FinalStatus expected_final_status_;
 };
 
 // PrerenderManager that uses TestPrerenderContents.
@@ skipping 573 matching lines @@
 }
 
 // Checks that scripts can retrieve the correct window size while prerendering.
 IN_PROC_BROWSER_TEST_F(PrerenderBrowserTest, PrerenderWindowSize) {
   PrerenderTestURL("files/prerender/prerender_size.html",
                    FINAL_STATUS_USED,
                    1);
   NavigateToDestURL();
 }
 
+// Checks that prerenderers will terminate when the RenderView crashes.
+// Note that the prerendering RenderView will be redirected to about:crash.
+IN_PROC_BROWSER_TEST_F(PrerenderBrowserTest, PrerenderRendererCrash) {
+  PrerenderTestURL(CreateClientRedirect("files/prerender/prerender_page.html"),
+                   FINAL_STATUS_RENDERER_CRASHED,
+                   1);
+}
+
 }  // namespace prerender