content/browser/renderer_host/render_widget_host_view_guest_unittest.cc

// Copyright (c) 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 "content/browser/renderer_host/render_widget_host_view_guest.h"

#include "base/basictypes.h"
#include "base/message_loop/message_loop.h"
#include "content/browser/renderer_host/render_widget_host_delegate.h"
#include "content/browser/renderer_host/render_widget_host_impl.h"
#include "content/browser/renderer_host/test_render_view_host.h"
#include "content/common/view_messages.h"
#include "content/public/browser/render_widget_host_view.h"
#include "content/public/test/mock_render_process_host.h"
#include "content/public/test/test_browser_context.h"
#include "testing/gtest/include/gtest/gtest.h"

namespace content {
namespace {
class MockRenderWidgetHostDelegate : public RenderWidgetHostDelegate {
 public:
  MockRenderWidgetHostDelegate() {}
  virtual ~MockRenderWidgetHostDelegate() {}
};

class RenderWidgetHostViewGuestTest : public testing::Test {
 public:
  RenderWidgetHostViewGuestTest() {}

  virtual void SetUp() {
    browser_context_.reset(new TestBrowserContext);
    MockRenderProcessHost* process_host =
        new MockRenderProcessHost(browser_context_.get());
    widget_host_ = new RenderWidgetHostImpl(
        &delegate_, process_host, MSG_ROUTING_NONE, false);
    view_ = new RenderWidgetHostViewGuest(
        widget_host_, NULL, new TestRenderWidgetHostView(widget_host_));
  }

  virtual void TearDown() {
    if (view_)
      view_->Destroy();
    delete widget_host_;

    browser_context_.reset();

    message_loop_.DeleteSoon(FROM_HERE, browser_context_.release());
    message_loop_.RunUntilIdle();
  }

 protected:
  base::MessageLoopForUI message_loop_;
  scoped_ptr<BrowserContext> browser_context_;
  MockRenderWidgetHostDelegate delegate_;

  // Tests should set these to NULL if they've already triggered their
  // destruction.
  RenderWidgetHostImpl* widget_host_;
  RenderWidgetHostViewGuest* view_;

 private:
  DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostViewGuestTest);
};

}  // namespace

TEST_F(RenderWidgetHostViewGuestTest, VisibilityTest) {
  view_->Show();
  ASSERT_TRUE(view_->IsShowing());

  view_->Hide();
  ASSERT_FALSE(view_->IsShowing());

  view_->WasShown();
  ASSERT_TRUE(view_->IsShowing());

  view_->WasHidden();
  ASSERT_FALSE(view_->IsShowing());
}

}  // namespace content