Check BrowsingInstance before swapping prerenders.

content/browser/frame_host/render_frame_host_manager_unittest.cc

 // Copyright 2013 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 "base/files/file_path.h"
 #include "base/strings/utf_string_conversions.h"
 #include "content/browser/frame_host/cross_site_transferring_request.h"
 #include "content/browser/frame_host/navigation_controller_impl.h"
 #include "content/browser/frame_host/navigation_entry_impl.h"
 #include "content/browser/frame_host/navigator.h"
@@ skipping 699 matching lines @@
 
 // Tests the Init function by checking the initial RenderViewHost.
 TEST_F(RenderFrameHostManagerTest, Init) {
   // Using TestBrowserContext.
   SiteInstanceImpl* instance =
       static_cast<SiteInstanceImpl*>(SiteInstance::Create(browser_context()));
   EXPECT_FALSE(instance->HasSite());
 
   scoped_ptr<TestWebContents> web_contents(
       TestWebContents::Create(browser_context(), instance));
-  FrameTree tree(web_contents->GetFrameTree()->root()->navigator(),
-                 web_contents.get(), web_contents.get(),
-                 web_contents.get(), web_contents.get());
-  RenderFrameHostManager* manager = tree.root()->render_manager();
 
-  manager->Init(browser_context(), instance, MSG_ROUTING_NONE,
-                MSG_ROUTING_NONE);
-
+  RenderFrameHostManager* manager = web_contents->GetRenderManagerForTesting();
   RenderViewHostImpl* rvh = manager->current_host();
   RenderFrameHostImpl* rfh = manager->current_frame_host();
   ASSERT_TRUE(rvh);
   ASSERT_TRUE(rfh);
   EXPECT_EQ(rvh, rfh->render_view_host());
   EXPECT_EQ(instance, rvh->GetSiteInstance());
   EXPECT_EQ(web_contents.get(), rvh->GetDelegate());
   EXPECT_EQ(web_contents.get(), rfh->delegate());
   EXPECT_TRUE(manager->GetRenderWidgetHostView());
   EXPECT_FALSE(manager->pending_render_view_host());
 }
 
 // Tests the Navigate function. We navigate three sites consecutively and check
 // how the pending/committed RenderViewHost are modified.
 TEST_F(RenderFrameHostManagerTest, Navigate) {
   TestNotificationTracker notifications;
 
   SiteInstance* instance = SiteInstance::Create(browser_context());
 
   scoped_ptr<TestWebContents> web_contents(
       TestWebContents::Create(browser_context(), instance));
   notifications.ListenFor(NOTIFICATION_RENDER_VIEW_HOST_CHANGED,
                           Source<WebContents>(web_contents.get()));
 
-  // Create.
-  FrameTree tree(web_contents->GetFrameTree()->root()->navigator(),
-                 web_contents.get(), web_contents.get(),
-                 web_contents.get(), web_contents.get());
-  RenderFrameHostManager* manager = tree.root()->render_manager();
-
-  manager->Init(browser_context(), instance, MSG_ROUTING_NONE,
-                MSG_ROUTING_NONE);
-
+  RenderFrameHostManager* manager = web_contents->GetRenderManagerForTesting();
   RenderFrameHostImpl* host;
 
   // 1) The first navigation. --------------------------
   const GURL kUrl1("http://www.google.com/");
   NavigationEntryImpl entry1(
       NULL /* instance */, -1 /* page_id */, kUrl1, Referrer(),
       base::string16() /* title */, PAGE_TRANSITION_TYPED,
       false /* is_renderer_init */);
   host = manager->Navigate(entry1);
 
@@ skipping 66 matching lines @@
 TEST_F(RenderFrameHostManagerTest, NavigateWithEarlyReNavigation) {
   TestNotificationTracker notifications;
 
   SiteInstance* instance = SiteInstance::Create(browser_context());
 
   scoped_ptr<TestWebContents> web_contents(
       TestWebContents::Create(browser_context(), instance));
   notifications.ListenFor(NOTIFICATION_RENDER_VIEW_HOST_CHANGED,
                           Source<WebContents>(web_contents.get()));
 
-  // Create.
-  FrameTree tree(web_contents->GetFrameTree()->root()->navigator(),
-                 web_contents.get(), web_contents.get(),
-                 web_contents.get(), web_contents.get());
-  RenderFrameHostManager* manager = tree.root()->render_manager();
-
-  manager->Init(browser_context(), instance, MSG_ROUTING_NONE,
-                MSG_ROUTING_NONE);
+  RenderFrameHostManager* manager = web_contents->GetRenderManagerForTesting();
 
   // 1) The first navigation. --------------------------
   const GURL kUrl1("http://www.google.com/");
   NavigationEntryImpl entry1(NULL /* instance */, -1 /* page_id */, kUrl1,
                              Referrer(), base::string16() /* title */,
                              PAGE_TRANSITION_TYPED,
                              false /* is_renderer_init */);
   RenderFrameHostImpl* host = manager->Navigate(entry1);
 
   // The RenderFrameHost created in Init will be reused.
@@ skipping 160 matching lines @@
   EXPECT_FALSE(rvh3->are_navigations_suspended());
 }
 
 // Tests WebUI creation.
 TEST_F(RenderFrameHostManagerTest, WebUI) {
   set_should_create_webui(true);
   SiteInstance* instance = SiteInstance::Create(browser_context());
 
   scoped_ptr<TestWebContents> web_contents(
       TestWebContents::Create(browser_context(), instance));
-  FrameTree tree(web_contents->GetFrameTree()->root()->navigator(),
-                 web_contents.get(), web_contents.get(),
-                 web_contents.get(), web_contents.get());
-  RenderFrameHostManager* manager = tree.root()->render_manager();
+  RenderFrameHostManager* manager = web_contents->GetRenderManagerForTesting();
 
-  manager->Init(browser_context(), instance, MSG_ROUTING_NONE,
-                MSG_ROUTING_NONE);
   EXPECT_FALSE(manager->current_host()->IsRenderViewLive());
 
   const GURL kUrl("chrome://foo");
   NavigationEntryImpl entry(NULL /* instance */, -1 /* page_id */, kUrl,
                             Referrer(), base::string16() /* title */,
                             PAGE_TRANSITION_TYPED,
                             false /* is_renderer_init */);
   RenderFrameHostImpl* host = manager->Navigate(entry);
 
   // We commit the pending RenderFrameHost immediately because the previous
@@ skipping 24 matching lines @@
 
 // Tests that we can open a WebUI link in a new tab from a WebUI page and still
 // grant the correct bindings.  http://crbug.com/189101.
 TEST_F(RenderFrameHostManagerTest, WebUIInNewTab) {
   set_should_create_webui(true);
   SiteInstance* blank_instance = SiteInstance::Create(browser_context());
 
   // Create a blank tab.
   scoped_ptr<TestWebContents> web_contents1(
       TestWebContents::Create(browser_context(), blank_instance));
-  FrameTree tree1(web_contents1->GetFrameTree()->root()->navigator(),
-                 web_contents1.get(), web_contents1.get(),
-                 web_contents1.get(), web_contents1.get());
-  RenderFrameHostManager* manager1 = tree1.root()->render_manager();
-  manager1->Init(
-      browser_context(), blank_instance, MSG_ROUTING_NONE, MSG_ROUTING_NONE);
+  RenderFrameHostManager* manager1 =
+      web_contents1->GetRenderManagerForTesting();
   // Test the case that new RVH is considered live.
   manager1->current_host()->CreateRenderView(base::string16(), -1, -1, false);
 
   // Navigate to a WebUI page.
   const GURL kUrl1("chrome://foo");
   NavigationEntryImpl entry1(NULL /* instance */, -1 /* page_id */, kUrl1,
                              Referrer(), base::string16() /* title */,
                              PAGE_TRANSITION_TYPED,
                              false /* is_renderer_init */);
   RenderFrameHostImpl* host1 = manager1->Navigate(entry1);
 
   // We should have a pending navigation to the WebUI RenderViewHost.
   // It should already have bindings.
   EXPECT_EQ(host1, manager1->pending_frame_host());
   EXPECT_NE(host1, manager1->current_frame_host());
   EXPECT_TRUE(
       host1->render_view_host()->GetEnabledBindings() & BINDINGS_POLICY_WEB_UI);
 
   // Commit and ensure we still have bindings.
   manager1->DidNavigateFrame(host1);
   SiteInstance* webui_instance = host1->GetSiteInstance();
   EXPECT_EQ(host1, manager1->current_frame_host());
   EXPECT_TRUE(
       host1->render_view_host()->GetEnabledBindings() & BINDINGS_POLICY_WEB_UI);
 
   // Now simulate clicking a link that opens in a new tab.
   scoped_ptr<TestWebContents> web_contents2(
       TestWebContents::Create(browser_context(), webui_instance));
-  FrameTree tree2(web_contents2->GetFrameTree()->root()->navigator(),
-                  web_contents2.get(), web_contents2.get(),
-                  web_contents2.get(), web_contents2.get());
-  RenderFrameHostManager* manager2 = tree2.root()->render_manager();
-  manager2->Init(
-      browser_context(), webui_instance, MSG_ROUTING_NONE, MSG_ROUTING_NONE);
+  RenderFrameHostManager* manager2 =
+      web_contents2->GetRenderManagerForTesting();
   // Make sure the new RVH is considered live.  This is usually done in
   // RenderWidgetHost::Init when opening a new tab from a link.
   manager2->current_host()->CreateRenderView(base::string16(), -1, -1, false);
 
   const GURL kUrl2("chrome://foo/bar");
   NavigationEntryImpl entry2(NULL /* instance */, -1 /* page_id */, kUrl2,
                              Referrer(), base::string16() /* title */,
                              PAGE_TRANSITION_LINK,
                              true /* is_renderer_init */);
   RenderFrameHostImpl* host2 = manager2->Navigate(entry2);
@@ skipping 268 matching lines @@
 // Test that we reuse the same guest SiteInstance if we navigate across sites.
 TEST_F(RenderFrameHostManagerTest, NoSwapOnGuestNavigations) {
   TestNotificationTracker notifications;
 
   GURL guest_url(std::string(kGuestScheme).append("://abc123"));
   SiteInstance* instance =
       SiteInstance::CreateForURL(browser_context(), guest_url);
   scoped_ptr<TestWebContents> web_contents(
       TestWebContents::Create(browser_context(), instance));
 
-  // Create.
-  FrameTree tree(web_contents->GetFrameTree()->root()->navigator(),
-                 web_contents.get(), web_contents.get(),
-                 web_contents.get(), web_contents.get());
-  RenderFrameHostManager* manager = tree.root()->render_manager();
-
-  manager->Init(browser_context(), instance, MSG_ROUTING_NONE,
-                MSG_ROUTING_NONE);
+  RenderFrameHostManager* manager = web_contents->GetRenderManagerForTesting();
 
   RenderFrameHostImpl* host;
 
   // 1) The first navigation. --------------------------
   const GURL kUrl1("http://www.google.com/");
   NavigationEntryImpl entry1(
       NULL /* instance */, -1 /* page_id */, kUrl1, Referrer(),
       base::string16() /* title */, PAGE_TRANSITION_TYPED,
       false /* is_renderer_init */);
   host = manager->Navigate(entry1);
@@ skipping 40 matching lines @@
 
   SiteInstance* instance = SiteInstance::Create(browser_context());
 
   BeforeUnloadFiredWebContentsDelegate delegate;
   scoped_ptr<TestWebContents> web_contents(
       TestWebContents::Create(browser_context(), instance));
   web_contents->SetDelegate(&delegate);
   notifications.ListenFor(NOTIFICATION_RENDER_VIEW_HOST_CHANGED,
                           Source<WebContents>(web_contents.get()));
 
-  // Create.
-  FrameTree tree(web_contents->GetFrameTree()->root()->navigator(),
-                 web_contents.get(), web_contents.get(),
-                 web_contents.get(), web_contents.get());
-  RenderFrameHostManager* manager = tree.root()->render_manager();
-
-  manager->Init(browser_context(), instance, MSG_ROUTING_NONE,
-                MSG_ROUTING_NONE);
+  RenderFrameHostManager* manager = web_contents->GetRenderManagerForTesting();
 
   // 1) The first navigation. --------------------------
   const GURL kUrl1("http://www.google.com/");
   NavigationEntryImpl entry1(NULL /* instance */, -1 /* page_id */, kUrl1,
                              Referrer(), base::string16() /* title */,
                              PAGE_TRANSITION_TYPED,
                              false /* is_renderer_init */);
   RenderFrameHostImpl* host = manager->Navigate(entry1);
 
   // The RenderFrameHost created in Init will be reused.
@@ skipping 340 matching lines @@
         pending_rfh->GetSiteInstance())->increment_active_view_count();
 
     main_test_rfh()->OnMessageReceived(
         FrameHostMsg_BeforeUnload_ACK(0, false, now, now));
     EXPECT_FALSE(contents()->cross_navigation_pending());
     EXPECT_FALSE(rvh_deleted_observer.deleted());
   }
 }
 
 }  // namespace content