// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "base/path_service.h"
#include "base/strings/utf_string_conversions.h"
#include "base/time/time.h"
#include "base/values.h"
#include "build/build_config.h"
#include "content/browser/renderer_host/navigation_request.h"
#include "content/browser/renderer_host/render_frame_host_impl.h"
#include "content/browser/renderer_host/render_view_host_impl.h"
#include "content/browser/web_contents/web_contents_impl.h"
#include "content/public/browser/notification_types.h"
#include "content/public/browser/web_contents_observer.h"
#include "content/public/common/content_paths.h"
#include "content/public/test/browser_test.h"
#include "content/public/test/browser_test_utils.h"
#include "content/public/test/content_browser_test.h"
#include "content/public/test/content_browser_test_utils.h"
#include "content/shell/browser/shell.h"
#include "net/base/filename_util.h"
#include "net/base/ip_endpoint.h"
#include "net/test/embedded_test_server/embedded_test_server.h"

namespace content {

class RenderViewHostTest : public ContentBrowserTest {
 public:
  RenderViewHostTest() {}
};

class RenderViewHostTestWebContentsObserver : public WebContentsObserver {
 public:
  explicit RenderViewHostTestWebContentsObserver(WebContents* web_contents)
      : WebContentsObserver(web_contents),
        navigation_count_(0) {}

  RenderViewHostTestWebContentsObserver(
      const RenderViewHostTestWebContentsObserver&) = delete;
  RenderViewHostTestWebContentsObserver& operator=(
      const RenderViewHostTestWebContentsObserver&) = delete;

  ~RenderViewHostTestWebContentsObserver() override {}

  void DidFinishNavigation(NavigationHandle* navigation_handle) override {
    if (!navigation_handle->IsInMainFrame() ||
        !navigation_handle->HasCommitted()) {
      return;
    }

    observed_remote_endpoint_ = navigation_handle->GetSocketAddress();
    ++navigation_count_;
  }

  const net::IPEndPoint& observed_remote_endpoint() const {
    return observed_remote_endpoint_;
  }

  int navigation_count() const { return navigation_count_; }

 private:
  net::IPEndPoint observed_remote_endpoint_;
  int navigation_count_;
};

IN_PROC_BROWSER_TEST_F(RenderViewHostTest, FrameNavigateSocketAddress) {
  ASSERT_TRUE(embedded_test_server()->Start());
  RenderViewHostTestWebContentsObserver observer(shell()->web_contents());

  GURL test_url = embedded_test_server()->GetURL("/simple_page.html");
  EXPECT_TRUE(NavigateToURL(shell(), test_url));

  EXPECT_EQ(
      net::HostPortPair::FromURL(embedded_test_server()->base_url()),
      net::HostPortPair::FromIPEndPoint(observer.observed_remote_endpoint()));
  EXPECT_EQ(1, observer.navigation_count());
}

// This test ensures a RenderFrameHost object is created for the top level frame
// in each RenderViewHost.
IN_PROC_BROWSER_TEST_F(RenderViewHostTest, BasicRenderFrameHost) {
  ASSERT_TRUE(embedded_test_server()->Start());

  GURL test_url = embedded_test_server()->GetURL("/simple_page.html");
  EXPECT_TRUE(NavigateToURL(shell(), test_url));

  FrameTreeNode* old_root =
      static_cast<WebContentsImpl*>(shell()->web_contents())
          ->GetPrimaryFrameTree()
          .root();
  EXPECT_TRUE(old_root->current_frame_host());

  ShellAddedObserver new_shell_observer;
  EXPECT_TRUE(ExecJs(shell(), "window.open();"));
  Shell* new_shell = new_shell_observer.GetShell();
  FrameTreeNode* new_root =
      static_cast<WebContentsImpl*>(new_shell->web_contents())
          ->GetPrimaryFrameTree()
          .root();

  EXPECT_TRUE(new_root->current_frame_host());
  EXPECT_NE(old_root->current_frame_host()->GetRoutingID(),
            new_root->current_frame_host()->GetRoutingID());
}

IN_PROC_BROWSER_TEST_F(RenderViewHostTest, IsFocusedElementEditable) {
  ASSERT_TRUE(embedded_test_server()->Start());

  GURL test_url = embedded_test_server()->GetURL("/touch_selection.html");
  EXPECT_TRUE(NavigateToURL(shell(), test_url));

  WebContents* contents = shell()->web_contents();
  EXPECT_FALSE(contents->IsFocusedElementEditable());
  EXPECT_TRUE(ExecJs(shell(), "focus_textfield();"));
  EXPECT_TRUE(contents->IsFocusedElementEditable());
}

}  // namespace content