// 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/extensions/api/test/test_api.h"

#include <string>

#include "base/command_line.h"
#include "base/memory/singleton.h"
#include "chrome/browser/extensions/extension_service.h"
#include "chrome/browser/extensions/extension_function_dispatcher.h"
#include "chrome/browser/extensions/extensions_quota_service.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/browser_commands.h"
#include "chrome/common/chrome_notification_types.h"
#include "chrome/common/chrome_switches.h"
#include "content/public/browser/notification_service.h"

namespace {

// If you see this error in your test, you need to set the config state
// to be returned by chrome.test.getConfig().  Do this by calling
// TestGetConfigFunction::set_test_config_state(Value* state)
// in test set up.
const char kNoTestConfigDataError[] = "Test configuration was not set.";

const char kNotTestProcessError[] =
    "The chrome.test namespace is only available in tests.";

}  // namespace

namespace extensions {

TestExtensionFunction::~TestExtensionFunction() {}

void TestExtensionFunction::Run() {
  if (!CommandLine::ForCurrentProcess()->HasSwitch(switches::kTestType)) {
    error_ = kNotTestProcessError;
    SendResponse(false);
    return;
  }
  SendResponse(RunImpl());
}

TestNotifyPassFunction::~TestNotifyPassFunction() {}

bool TestNotifyPassFunction::RunImpl() {
  content::NotificationService::current()->Notify(
      chrome::NOTIFICATION_EXTENSION_TEST_PASSED,
      content::Source<Profile>(dispatcher()->profile()),
      content::NotificationService::NoDetails());
  return true;
}

TestFailFunction::~TestFailFunction() {}

bool TestFailFunction::RunImpl() {
  std::string message;
  EXTENSION_FUNCTION_VALIDATE(args_->GetString(0, &message));
  content::NotificationService::current()->Notify(
      chrome::NOTIFICATION_EXTENSION_TEST_FAILED,
      content::Source<Profile>(dispatcher()->profile()),
      content::Details<std::string>(&message));
  return true;
}

TestLogFunction::~TestLogFunction() {}

bool TestLogFunction::RunImpl() {
  std::string message;
  EXTENSION_FUNCTION_VALIDATE(args_->GetString(0, &message));
  VLOG(1) << message;
  return true;
}

TestResetQuotaFunction::~TestResetQuotaFunction() {}

bool TestResetQuotaFunction::RunImpl() {
  ExtensionService* service = profile()->GetExtensionService();
  ExtensionsQuotaService* quota = service->quota_service();
  quota->Purge();
  quota->violators_.clear();
  return true;
}

TestCreateIncognitoTabFunction::
   ~TestCreateIncognitoTabFunction() {}

bool TestCreateIncognitoTabFunction::RunImpl() {
  std::string url;
  EXTENSION_FUNCTION_VALIDATE(args_->GetString(0, &url));
  chrome::OpenURLOffTheRecord(profile(), GURL(url));
  return true;
}

bool TestSendMessageFunction::RunImpl() {
  std::string message;
  EXTENSION_FUNCTION_VALIDATE(args_->GetString(0, &message));
  AddRef();  // balanced in Reply
  content::NotificationService::current()->Notify(
      chrome::NOTIFICATION_EXTENSION_TEST_MESSAGE,
      content::Source<TestSendMessageFunction>(this),
      content::Details<std::string>(&message));
  return true;
}
TestSendMessageFunction::~TestSendMessageFunction() {}

void TestSendMessageFunction::Reply(const std::string& message) {
  result_.reset(Value::CreateStringValue(message));
  SendResponse(true);
  Release();  // balanced in RunImpl
}

// static
void TestGetConfigFunction::set_test_config_state(
    DictionaryValue* value) {
  TestConfigState* test_config_state = TestConfigState::GetInstance();
  test_config_state->set_config_state(value);
}

TestGetConfigFunction::TestConfigState::TestConfigState()
  : config_state_(NULL) {}

// static
TestGetConfigFunction::TestConfigState*
TestGetConfigFunction::TestConfigState::GetInstance() {
  return Singleton<TestConfigState>::get();
}

TestGetConfigFunction::~TestGetConfigFunction() {}

bool TestGetConfigFunction::RunImpl() {
  TestConfigState* test_config_state = TestConfigState::GetInstance();

  if (!test_config_state->config_state()) {
    error_ = kNoTestConfigDataError;
    return false;
  }

  result_.reset(test_config_state->config_state()->DeepCopy());
  return true;
}

}  // namespace extensions