// Copyright 2017 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/webui/settings/on_startup_handler.h"

#include <string>

#include "base/macros.h"
#include "base/memory/ptr_util.h"
#include "base/values.h"
#include "build/build_config.h"
#if defined(OS_CHROMEOS)
#include "chrome/browser/chromeos/login/users/fake_chrome_user_manager.h"
#include "components/user_manager/scoped_user_manager.h"
#endif
#include "chrome/test/base/testing_browser_process.h"
#include "chrome/test/base/testing_profile.h"
#include "chrome/test/base/testing_profile_manager.h"
#include "content/public/test/test_browser_thread_bundle.h"
#include "content/public/test/test_web_ui.h"
#include "testing/gtest/include/gtest/gtest.h"

namespace {

const char kCallbackId[] = "test-on-startup-callback-id";

class TestOnStartupHandler : public settings::OnStartupHandler {
 public:
  explicit TestOnStartupHandler(Profile* profile)
      : settings::OnStartupHandler(profile) {}

  using settings::OnStartupHandler::set_web_ui;
};

}  // namespace

namespace settings {

class OnStartupHandlerTest : public testing::Test {
 public:
  OnStartupHandlerTest()
      : profile_manager_(TestingBrowserProcess::GetGlobal()),
        profile_(nullptr) {}

  void SetUp() override {
    ASSERT_TRUE(profile_manager_.SetUp());

#if defined(OS_CHROMEOS)
    chromeos::FakeChromeUserManager* fake_user_manager =
        new chromeos::FakeChromeUserManager;
    user_manager_enabler_ = std::make_unique<user_manager::ScopedUserManager>(
        base::WrapUnique(fake_user_manager));
    constexpr char kFakeEmail[] = "fake_id@gmail.com";
    profile_ = profile_manager_.CreateTestingProfile(kFakeEmail);
    fake_user_manager->AddUser(AccountId::FromUserEmail(kFakeEmail));
#else
    profile_ = profile_manager_.CreateTestingProfile("Profile 1");
#endif

    handler_.reset(new TestOnStartupHandler(profile_));
    handler_->set_web_ui(&web_ui_);
  }

  TestOnStartupHandler* handler() { return handler_.get(); }
  Profile* profile() const { return profile_; }
  content::TestWebUI* web_ui() { return &web_ui_; }

 private:
  content::TestBrowserThreadBundle thread_bundle_;
  TestingProfileManager profile_manager_;
  std::unique_ptr<TestOnStartupHandler> handler_;
  Profile* profile_;
#if defined(OS_CHROMEOS)
  std::unique_ptr<user_manager::ScopedUserManager> user_manager_enabler_;
#endif
  content::TestWebUI web_ui_;
};

TEST_F(OnStartupHandlerTest, HandleGetNtpExtension) {
  base::ListValue list_args;
  list_args.AppendString(kCallbackId);
  handler()->HandleGetNtpExtension(&list_args);

  EXPECT_EQ(1U, web_ui()->call_data().size());

  const content::TestWebUI::CallData& data = *web_ui()->call_data().back();
  EXPECT_EQ("cr.webUIResponse", data.function_name());

  std::string callback_id;
  ASSERT_TRUE(data.arg1()->GetAsString(&callback_id));
  EXPECT_EQ(kCallbackId, callback_id);

  bool success = false;
  ASSERT_TRUE(data.arg2()->GetAsBoolean(&success));
  EXPECT_TRUE(success);
}

TEST_F(OnStartupHandlerTest, HandleValidateStartupPage_Valid) {
  base::ListValue list_args;
  list_args.AppendString(kCallbackId);
  list_args.AppendString("http://example.com");
  handler()->HandleValidateStartupPage(&list_args);

  EXPECT_EQ(1U, web_ui()->call_data().size());

  const content::TestWebUI::CallData& data = *web_ui()->call_data().back();
  EXPECT_EQ("cr.webUIResponse", data.function_name());

  std::string callback_id;
  ASSERT_TRUE(data.arg1()->GetAsString(&callback_id));
  EXPECT_EQ(kCallbackId, callback_id);

  bool success = false;
  ASSERT_TRUE(data.arg2()->GetAsBoolean(&success));
  EXPECT_TRUE(success);

  bool is_valid = false;
  ASSERT_TRUE(data.arg2()->GetAsBoolean(&is_valid));
  EXPECT_TRUE(is_valid);
}

TEST_F(OnStartupHandlerTest, HandleValidateStartupPage_Invalid) {
  base::ListValue list_args;
  list_args.AppendString(kCallbackId);
  list_args.AppendString("@");
  handler()->HandleValidateStartupPage(&list_args);

  EXPECT_EQ(1U, web_ui()->call_data().size());

  const content::TestWebUI::CallData& data = *web_ui()->call_data().back();
  EXPECT_EQ("cr.webUIResponse", data.function_name());

  std::string callback_id;
  ASSERT_TRUE(data.arg1()->GetAsString(&callback_id));
  EXPECT_EQ(kCallbackId, callback_id);

  bool success = false;
  ASSERT_TRUE(data.arg2()->GetAsBoolean(&success));
  EXPECT_TRUE(success);

  bool is_valid = false;
  ASSERT_TRUE(data.arg3()->GetAsBoolean(&is_valid));
  EXPECT_FALSE(is_valid);
}

}  // namespace settings