Allow sync integration tests to operate on multiple datatypes: Apps, Extensions, Themes

chrome/test/live_sync/sync_extension_helper.h

 // Copyright (c) 2011 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.
 
-#ifndef CHROME_TEST_LIVE_SYNC_LIVE_SYNC_EXTENSION_HELPER_H_
-#define CHROME_TEST_LIVE_SYNC_LIVE_SYNC_EXTENSION_HELPER_H_
+#ifndef CHROME_TEST_LIVE_SYNC_SYNC_EXTENSION_HELPER_H_
+#define CHROME_TEST_LIVE_SYNC_SYNC_EXTENSION_HELPER_H_
 #pragma once
 
 #include <map>
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/memory/ref_counted.h"
+#include "base/memory/singleton.h"
 #include "chrome/common/extensions/extension.h"
 
 class Extension;
 class LiveSyncTest;
 class Profile;
 
-class LiveSyncExtensionHelper {
+class SyncExtensionHelper {
  public:
-  LiveSyncExtensionHelper();
-  ~LiveSyncExtensionHelper();
+  // Singleton implementation.
+  static SyncExtensionHelper* GetInstance();
 
   // Returns a generated extension ID for the given name.
   static std::string NameToId(const std::string& name);
 
   // Initializes the profiles in |test| and registers them with
   // internal data structures.
-  void Setup(LiveSyncTest* test);
+  void SetupIfNecessary(LiveSyncTest* test);
 
   // Installs the extension with the given name to |profile|.
   void InstallExtension(
       Profile* profile, const std::string& name, Extension::Type type);
 
   // Uninstalls the extension with the given name from |profile|.
   void UninstallExtension(Profile* profile, const std::string& name);
 
   // Returns a vector containing the names of all currently installed extensions
   // on |profile|.
@@ skipping 40 matching lines @@
 
     EnabledState enabled_state;
     bool incognito_enabled;
   };
 
   typedef std::map<std::string, ExtensionState> ExtensionStateMap;
   typedef std::map<std::string, scoped_refptr<Extension> > ExtensionNameMap;
   typedef std::map<Profile*, ExtensionNameMap> ProfileExtensionNameMap;
   typedef std::map<std::string, std::string> StringMap;
 
+  friend struct DefaultSingletonTraits<SyncExtensionHelper>;
+
+  SyncExtensionHelper();
+  ~SyncExtensionHelper();
+
   // Returns a map from |profile|'s installed extensions to their state.
   static ExtensionStateMap GetExtensionStates(Profile* profile);
 
   // Initializes extensions for |profile| and creates an entry in
   // |profile_extensions_| for it.
   void SetupProfile(Profile* profile);
 
   // Returns an extension for the given name in |profile|.  type and
   // index.  Two extensions with the name but different profiles will
   // have the same id.
   scoped_refptr<Extension> GetExtension(
       Profile* profile, const std::string& name,
       Extension::Type type) WARN_UNUSED_RESULT;
 
   ProfileExtensionNameMap profile_extensions_;
   StringMap id_to_name_;
+  bool setup_completed_;
 
-  DISALLOW_COPY_AND_ASSIGN(LiveSyncExtensionHelper);
+  DISALLOW_COPY_AND_ASSIGN(SyncExtensionHelper);
 };
 
-#endif  // CHROME_TEST_LIVE_SYNC_LIVE_SYNC_EXTENSION_HELPER_H_
+#endif  // CHROME_TEST_LIVE_SYNC_SYNC_EXTENSION_HELPER_H_