Add ManagedUserTokenFetcher to fetch scoped-down tokens.

chrome/browser/managed_mode/managed_user_registration_service_unittest.cc

Index: chrome/browser/managed_mode/managed_user_registration_service_unittest.cc
diff --git a/chrome/browser/managed_mode/managed_user_registration_service_unittest.cc b/chrome/browser/managed_mode/managed_user_registration_service_unittest.cc
index f3b3f3c2891dd927e1b6286acf5dfd6c448840c6..5867a11af57d5cb1023952070ce2721bc86904f4 100644
--- a/chrome/browser/managed_mode/managed_user_registration_service_unittest.cc
+++ b/chrome/browser/managed_mode/managed_user_registration_service_unittest.cc
@@ -5,8 +5,11 @@
 #include <string>
 
 #include "base/bind.h"
+#include "base/message_loop.h"
+#include "base/run_loop.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/managed_mode/managed_user_registration_service.h"
+#include "chrome/browser/managed_mode/managed_user_token_fetcher.h"
 #include "chrome/browser/prefs/scoped_user_pref_update.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/test/base/testing_pref_service_syncable.h"
@@ -29,6 +32,8 @@ using syncer::SyncMergeResult;
 
 namespace {
 
+const char kManagedUserToken[] = "managedusertoken";
+
 class MockChangeProcessor : public SyncChangeProcessor {
  public:
   MockChangeProcessor() {}
@@ -62,6 +67,21 @@ SyncChange MockChangeProcessor::GetChange(const std::string& id) const {
   return SyncChange();
 }
 
+class MockManagedUserTokenFetcher : public ManagedUserTokenFetcher {
+ public:
+  MockManagedUserTokenFetcher() {}
+  virtual ~MockManagedUserTokenFetcher() {}
+
+  // ManagedUserTokenFetcher implementation:
+  virtual void Start(const std::string& managed_user_id,
+                     const string16& name,
+                     const std::string& device_name,
+                     const TokenCallback& callback) OVERRIDE {
+    GoogleServiceAuthError error(GoogleServiceAuthError::NONE);
+    callback.Run(error, kManagedUserToken);
+  }
+};
+
 }  // namespace
 
 class ManagedUserRegistrationServiceTest : public ::testing::Test {
@@ -94,6 +114,8 @@ class ManagedUserRegistrationServiceTest : public ::testing::Test {
   void OnManagedUserRegistered(const GoogleServiceAuthError& error,
                                const std::string& token);
 
+  base::MessageLoop message_loop_;
+  base::RunLoop run_loop_;
   base::WeakPtrFactory<ManagedUserRegistrationServiceTest> weak_ptr_factory_;
   TestingPrefServiceSyncable prefs_;
   scoped_ptr<ManagedUserRegistrationService> service_;
@@ -114,12 +136,15 @@ class ManagedUserRegistrationServiceTest : public ::testing::Test {
 
 ManagedUserRegistrationServiceTest::ManagedUserRegistrationServiceTest()
     : weak_ptr_factory_(this),
-      service_(new ManagedUserRegistrationService(&prefs_)),
       change_processor_(NULL),
       sync_data_id_(0),
       received_callback_(false),
       error_(GoogleServiceAuthError::NUM_STATES) {
   ManagedUserRegistrationService::RegisterUserPrefs(prefs_.registry());
+  scoped_ptr<ManagedUserTokenFetcher> token_fetcher(
+      new MockManagedUserTokenFetcher);
+  service_.reset(
+      new ManagedUserRegistrationService(&prefs_, token_fetcher.Pass()));
 }
 
 ManagedUserRegistrationServiceTest::~ManagedUserRegistrationServiceTest() {
@@ -180,6 +205,8 @@ void ManagedUserRegistrationServiceTest::Acknowledge() {
                    SyncData::CreateRemoteData(++sync_data_id_, specifics)));
   }
   service()->ProcessSyncChanges(FROM_HERE, new_changes);
+
+  run_loop_.Run();
 }
 
 void ManagedUserRegistrationServiceTest::ResetService() {
@@ -194,6 +221,7 @@ void ManagedUserRegistrationServiceTest::OnManagedUserRegistered(
   received_callback_ = true;
   error_ = error;
   token_ = token;
+  run_loop_.Quit();
 }
 
 TEST_F(ManagedUserRegistrationServiceTest, MergeEmpty) {