Introduce abstractions to allow embedders to test RenderViewHost

content/browser/renderer_host/render_widget_host_view_aura_unittest.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/browser/renderer_host/render_widget_host_view_aura.h"
 
 #include "base/basictypes.h"
 #include "base/memory/scoped_ptr.h"
 #include "content/browser/renderer_host/test_render_view_host.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/aura/client/aura_constants.h"
 #include "ui/aura/window.h"
 #include "ui/base/ui_base_types.h"
 
 using content::RenderWidgetHostView;
+using content::RenderViewHostImplTestHarness;
 
 // This approach (of using RenderViewHostTestHarness's RenderViewHost for a new
 // RenderWidgetHostView) is borrowed from RenderWidgetHostViewMacTest.
-class RenderWidgetHostViewAuraTest : public RenderViewHostTestHarness {
+class RenderWidgetHostViewAuraTest : public RenderViewHostImplTestHarness {
  public:
   RenderWidgetHostViewAuraTest() : old_rwhv_(NULL) {}
 
   virtual void SetUp() {
     RenderViewHostTestHarness::SetUp();
     old_rwhv_ = rvh()->GetView();
     rwhv_aura_ = static_cast<RenderWidgetHostViewAura*>(
         RenderWidgetHostView::CreateViewForWidget(rvh()));
   }
 
   virtual void TearDown() {
     aura::Window* window = rwhv_aura_->GetNativeView();
     if (window->parent())
       window->parent()->RemoveChild(window);
     rwhv_aura_->Destroy();
     // Destroying RWHV sets the host's view to NULL, so destroying view first,
     // then set the view.
-    rvh()->SetView(old_rwhv_);
+    test_rvh()->SetView(old_rwhv_);
     RenderViewHostTestHarness::TearDown();
   }
 
  protected:
   RenderWidgetHostViewAura* rwhv_aura_;
 
  private:
   RenderWidgetHostView* old_rwhv_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostViewAuraTest);
 };
 
 // Checks that a fullscreen view has the correct show-state and receives the
 // focus.
 TEST_F(RenderWidgetHostViewAuraTest, Fullscreen) {
   rwhv_aura_->InitAsFullscreen(NULL);
 
   aura::Window* window = rwhv_aura_->GetNativeView();
   ASSERT_TRUE(window != NULL);
   EXPECT_EQ(ui::SHOW_STATE_FULLSCREEN,
             window->GetProperty(aura::client::kShowStateKey));
 
   // Check that we requested and received the focus.
   EXPECT_TRUE(window->HasFocus());
 
   // Check that we'll also say it's okay to activate the window when there's an
   // ActivationClient defined.
   EXPECT_TRUE(rwhv_aura_->ShouldActivate(NULL));
 }