Add an ExtensionPrefStore, layered between the user prefs nad the managed pre...

chrome/browser/dom_ui/shown_sections_handler_unittest.cc

 // Copyright (c) 2009 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/dom_ui/shown_sections_handler.h"
 
 #include "base/file_path.h"
 #include "base/scoped_ptr.h"
 #include "chrome/browser/chrome_thread.h"
 #include "chrome/browser/pref_service.h"
 #include "chrome/browser/pref_value_store.h"
 #include "chrome/common/json_pref_store.h"
 #include "chrome/common/pref_names.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 class ShownSectionsHandlerTest : public testing::Test {
 };
 
 TEST_F(ShownSectionsHandlerTest, MigrateUserPrefs) {
   // Create a preference value that has only user defined
   // preference values.
-  PrefService pref(new PrefValueStore(
-      NULL, /* no managed preference values */
-      new JsonPrefStore( /* user defined preference values */
-        FilePath(),
-        ChromeThread::GetMessageLoopProxyForThread(ChromeThread::FILE)),
-      NULL /* no suggested preference values */));
+  FilePath user_prefs = FilePath();
+  scoped_ptr<PrefService> pref(PrefService::CreateUserPrefService(user_prefs));
 
   // Set an *old* value
-  pref.RegisterIntegerPref(prefs::kNTPShownSections, 0);
-  pref.SetInteger(prefs::kNTPShownSections, THUMB);
+  pref->RegisterIntegerPref(prefs::kNTPShownSections, 0);
+  pref->SetInteger(prefs::kNTPShownSections, THUMB);
 
-  ShownSectionsHandler::MigrateUserPrefs(&pref, 0, 1);
+  ShownSectionsHandler::MigrateUserPrefs(pref.get(), 0, 1);
 
-  int shown_sections = pref.GetInteger(prefs::kNTPShownSections);
+  int shown_sections = pref->GetInteger(prefs::kNTPShownSections);
 
   EXPECT_TRUE(shown_sections & THUMB);
   EXPECT_FALSE(shown_sections & LIST);
   EXPECT_FALSE(shown_sections & RECENT);
   EXPECT_TRUE(shown_sections & TIPS);
   EXPECT_TRUE(shown_sections & SYNC);
 }
 
 TEST_F(ShownSectionsHandlerTest, MigrateUserPrefs1To2) {
-  PrefService pref(new PrefValueStore(
-      NULL, /* no managed preferences */
-      new JsonPrefStore(
-        FilePath(),
-        ChromeThread::GetMessageLoopProxyForThread(ChromeThread::FILE)),
-      NULL  /* no suggested preferences */));
+  FilePath user_prefs = FilePath();
+  scoped_ptr<PrefService> pref(PrefService::CreateUserPrefService(user_prefs));
 
   // Set an *old* value
-  pref.RegisterIntegerPref(prefs::kNTPShownSections, 0);
-  pref.SetInteger(prefs::kNTPShownSections, LIST);
+  pref->RegisterIntegerPref(prefs::kNTPShownSections, 0);
+  pref->SetInteger(prefs::kNTPShownSections, LIST);
 
-  ShownSectionsHandler::MigrateUserPrefs(&pref, 1, 2);
+  ShownSectionsHandler::MigrateUserPrefs(pref.get(), 1, 2);
 
-  int shown_sections = pref.GetInteger(prefs::kNTPShownSections);
+  int shown_sections = pref->GetInteger(prefs::kNTPShownSections);
 
   EXPECT_TRUE(shown_sections & THUMB);
   EXPECT_FALSE(shown_sections & LIST);
 }