// Copyright (c) 2010 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/test/testing_pref_service.h"

#include "chrome/browser/prefs/dummy_pref_store.h"
#include "chrome/browser/prefs/pref_value_store.h"

TestingPrefService::TestingPrefValueStore::TestingPrefValueStore(
    PrefStore* managed_prefs,
    PrefStore* extension_prefs,
    PrefStore* command_line_prefs,
    PrefStore* user_prefs,
    PrefStore* recommended_prefs,
    PrefStore* default_prefs)
    : PrefValueStore(managed_prefs, extension_prefs, command_line_prefs,
                     user_prefs, recommended_prefs, default_prefs) {
}

// TODO(pamg): Instantiate no PrefStores by default. Allow callers to specify
// which they want, and expand usage of this class to more unit tests.
TestingPrefService::TestingPrefService()
    : PrefService(new TestingPrefValueStore(
          managed_prefs_ = new DummyPrefStore(),
          NULL,
          NULL,
          user_prefs_ = new DummyPrefStore(),
          NULL,
          default_prefs_ = new DummyPrefStore())) {
}

const Value* TestingPrefService::GetManagedPref(const char* path) {
  return GetPref(managed_prefs_, path);
}

void TestingPrefService::SetManagedPref(const char* path, Value* value) {
  SetPref(managed_prefs_, path, value);
}

void TestingPrefService::RemoveManagedPref(const char* path) {
  RemovePref(managed_prefs_, path);
}

const Value* TestingPrefService::GetUserPref(const char* path) {
  return GetPref(user_prefs_, path);
}

void TestingPrefService::SetUserPref(const char* path, Value* value) {
  SetPref(user_prefs_, path, value);
}

void TestingPrefService::RemoveUserPref(const char* path) {
  RemovePref(user_prefs_, path);
}

const Value* TestingPrefService::GetPref(PrefStore* pref_store,
                                         const char* path) {
  Value* result;
  return pref_store->prefs()->Get(path, &result) ? result : NULL;
}

void TestingPrefService::SetPref(PrefStore* pref_store,
                                 const char* path,
                                 Value* value) {
  pref_store->prefs()->Set(path, value);
  pref_notifier()->FireObservers(path);
}

void TestingPrefService::RemovePref(PrefStore* pref_store,
                                    const char* path) {
  pref_store->prefs()->Remove(path, NULL);
  pref_notifier()->FireObservers(path);
}