// 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 "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/browser_commands.h"
#include "chrome/browser/ui/browser_tabstrip.h"
#include "chrome/browser/ui/browser_window.h"
#include "chrome/browser/ui/exclusive_access/fullscreen_controller.h"
#include "chrome/browser/ui/exclusive_access/fullscreen_controller_test.h"
#include "chrome/browser/ui/tabs/tab_strip_model.h"
#include "chrome/test/base/ui_test_utils.h"
#include "components/content_settings/core/browser/host_content_settings_map.h"
#include "content/public/browser/web_contents.h"
#include "content/public/common/url_constants.h"

using content::WebContents;
using ui::PAGE_TRANSITION_TYPED;

IN_PROC_BROWSER_TEST_F(FullscreenControllerTest,
                       PendingMouseLockExitsOnTabSwitch) {
  AddTabAtIndex(0, GURL(url::kAboutBlankURL), PAGE_TRANSITION_TYPED);
  AddTabAtIndex(0, GURL(url::kAboutBlankURL), PAGE_TRANSITION_TYPED);
  WebContents* tab1 = browser()->tab_strip_model()->GetActiveWebContents();

  // Request mouse lock. Bubble is displayed.
  RequestToLockMouse(true, false);
  ASSERT_TRUE(IsFullscreenBubbleDisplayed());

  // Activate current tab. Mouse lock bubble remains.
  browser()->tab_strip_model()->ActivateTabAt(0, true);
  ASSERT_TRUE(IsFullscreenBubbleDisplayed());

  // Activate second tab. Mouse lock bubble clears.
  {
    MouseLockNotificationObserver mouse_lock_observer;
    browser()->tab_strip_model()->ActivateTabAt(1, true);
    mouse_lock_observer.Wait();
  }
  ASSERT_FALSE(IsFullscreenBubbleDisplayed());

  // Now, test that closing an unrelated tab does not disturb a request.

  // Request mouse lock. Bubble is displayed.
  RequestToLockMouse(true, false);
  ASSERT_TRUE(IsFullscreenBubbleDisplayed());

  // Close first tab while second active. Mouse lock bubble remains.
  chrome::CloseWebContents(browser(), tab1, false);
  ASSERT_TRUE(IsFullscreenBubbleDisplayed());
}

IN_PROC_BROWSER_TEST_F(FullscreenControllerTest,
                       PendingMouseLockExitsOnTabClose) {
  // Add more tabs.
  AddTabAtIndex(0, GURL(url::kAboutBlankURL), PAGE_TRANSITION_TYPED);
  AddTabAtIndex(0, GURL(url::kAboutBlankURL), PAGE_TRANSITION_TYPED);

  // Request mouse lock. Bubble is displayed.
  RequestToLockMouse(true, false);
  ASSERT_TRUE(IsFullscreenBubbleDisplayed());

  // Close tab. Bubble is cleared.
  {
    MouseLockNotificationObserver mouse_lock_observer;
    chrome::CloseTab(browser());
    mouse_lock_observer.Wait();
  }
  ASSERT_FALSE(IsFullscreenBubbleDisplayed());
}

IN_PROC_BROWSER_TEST_F(FullscreenControllerTest, MouseLockOnFileURL) {
  static const base::FilePath::CharType* kEmptyFile =
      FILE_PATH_LITERAL("empty.html");
  GURL file_url(ui_test_utils::GetTestUrl(
      base::FilePath(base::FilePath::kCurrentDirectory),
      base::FilePath(kEmptyFile)));
  AddTabAtIndex(0, file_url, PAGE_TRANSITION_TYPED);
  RequestToLockMouse(true, false);
  ASSERT_TRUE(IsFullscreenBubbleDisplayed());
  ASSERT_TRUE(IsFullscreenBubbleDisplayingButtons());
}

IN_PROC_BROWSER_TEST_F(FullscreenControllerTest, FullscreenOnFileURL) {
  static const base::FilePath::CharType* kEmptyFile =
      FILE_PATH_LITERAL("empty.html");
  GURL file_url(ui_test_utils::GetTestUrl(
      base::FilePath(base::FilePath::kCurrentDirectory),
      base::FilePath(kEmptyFile)));
  AddTabAtIndex(0, file_url, PAGE_TRANSITION_TYPED);
  RequestToLockMouse(true, false);
  ASSERT_TRUE(IsFullscreenBubbleDisplayed());
  ASSERT_TRUE(IsFullscreenBubbleDisplayingButtons());
}

IN_PROC_BROWSER_TEST_F(FullscreenControllerTest, PermissionContentSettings) {
  GURL url = test_server()->GetURL(kFullscreenMouseLockHTML);
  ASSERT_TRUE(test_server()->Start());
  ui_test_utils::NavigateToURL(browser(), url);

  EXPECT_FALSE(browser()->window()->IsFullscreen());

  // The content's origin is not allowed to go fullscreen.
  EXPECT_EQ(
      CONTENT_SETTING_ASK,
      browser()->profile()->GetHostContentSettingsMap()->GetContentSetting(
          url.GetOrigin(),
          url.GetOrigin(),
          CONTENT_SETTINGS_TYPE_FULLSCREEN,
          std::string()));

  GetFullscreenController()->EnterFullscreenModeForTab(
      browser()->tab_strip_model()->GetActiveWebContents(), url.GetOrigin());
  EXPECT_TRUE(IsFullscreenBubbleDisplayed());

  // The content's origin is still not allowed to go fullscreen.
  EXPECT_EQ(
      CONTENT_SETTING_ASK,
      browser()->profile()->GetHostContentSettingsMap()->GetContentSetting(
          url.GetOrigin(),
          url.GetOrigin(),
          CONTENT_SETTINGS_TYPE_FULLSCREEN,
          std::string()));

  AcceptCurrentFullscreenOrMouseLockRequest();

  // The content's origin is allowed to go fullscreen.
  EXPECT_EQ(
      CONTENT_SETTING_ALLOW,
      browser()->profile()->GetHostContentSettingsMap()->GetContentSetting(
          url.GetOrigin(),
          url.GetOrigin(),
          CONTENT_SETTINGS_TYPE_FULLSCREEN,
          std::string()));

  // The primary and secondary patterns have been set when setting the
  // permission, thus setting another secondary pattern shouldn't work.
  EXPECT_EQ(
      CONTENT_SETTING_ASK,
      browser()->profile()->GetHostContentSettingsMap()->GetContentSetting(
          url.GetOrigin(),
          GURL("https://test.com"),
          CONTENT_SETTINGS_TYPE_FULLSCREEN,
          std::string()));

  browser()->profile()->GetHostContentSettingsMap()->ClearSettingsForOneType(
      CONTENT_SETTINGS_TYPE_FULLSCREEN);
}