Browser test that demonstrates failure to run subframe unload handlers.

content/browser/loader/resource_dispatcher_host_browsertest.cc

 // Copyright (c) 2012 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 "content/public/browser/resource_dispatcher_host.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 241 matching lines @@
   // Navigate to a new cross-site page, to dispatch unload event and set the
   // cookie.
   CheckTitleTest(
       net::URLRequestMockHTTPJob::GetMockUrl("content-sniffer-test0.html"),
       "Content Sniffer Test 0");
 
   // Check that the cookie was set.
   EXPECT_EQ("onunloadCookie=foo", GetCookies(url));
 }
 
+IN_PROC_BROWSER_TEST_F(ResourceDispatcherHostBrowserTest,
+                       CrossSiteOnunloadCookieInFrame) {
+  ASSERT_TRUE(embedded_test_server()->Start());
+
+  CheckTitleTest(
+      embedded_test_server()->GetURL("/onunload_cookie_wrapper.html"),
+      "set cookie on unload");
+
+  // Navigate to a new cross-site page, to dispatch unload event and set the
+  // cookie.
+  CheckTitleTest(
+      net::URLRequestMockHTTPJob::GetMockUrl("content-sniffer-test0.html"),
+      "Content Sniffer Test 0");
+
+  // Currently, subframe unloads happen after the IPC filter for swapped out
+  // renderers is installed, so we won't see the cookie set...
+  EXPECT_EQ(
+      "", GetCookies(embedded_test_server()->GetURL("/onunload_cookie.html")));
+}
+
 // If this flakes, use http://crbug.com/130404
 // Tests that onunload is run for cross-site requests to URLs that complete
 // without network loads (e.g., about:blank, data URLs).
 IN_PROC_BROWSER_TEST_F(ResourceDispatcherHostBrowserTest,
                        DISABLED_CrossSiteImmediateLoadOnunloadCookie) {
   ASSERT_TRUE(embedded_test_server()->Start());
 
   GURL url = embedded_test_server()->GetURL("/onunload_cookie.html");
   CheckTitleTest(url, "set cookie on unload");
 
@@ skipping 477 matching lines @@
 
   // Reload with Lo-Fi disabled.
   Reset(false);
   TestNavigationObserver tab_observer(shell()->web_contents(), 1);
   shell()->web_contents()->GetController().ReloadDisableLoFi(true);
   tab_observer.Wait();
   CheckResourcesRequested(false);
 }
 
 }  // namespace content