Implement a bag of chips for sync.

sync/syncable/syncable_unittest.cc

 // 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 <string>
 
 #include "base/compiler_specific.h"
 #include "base/file_path.h"
 #include "base/file_util.h"
 #include "base/location.h"
@@ skipping 1565 matching lines @@
   // saving) to verify that disk does not still have the data.
   CheckPurgeEntriesWithTypeInSucceeded(types_to_purge, true);
   SaveAndReloadDir();
   CheckPurgeEntriesWithTypeInSucceeded(types_to_purge, false);
 }
 
 TEST_F(OnDiskSyncableDirectoryTest, TestShareInfo) {
   dir_->set_initial_sync_ended_for_type(AUTOFILL, true);
   dir_->set_store_birthday("Jan 31st");
   dir_->SetNotificationState("notification_state");
+  const char* const bag_of_chips_array = "\0bag of chips";
+  const std::string bag_of_chips_string =
+      std::string(bag_of_chips_array, sizeof(bag_of_chips_array));
+  dir_->set_bag_of_chips(bag_of_chips_string);
   {
     ReadTransaction trans(FROM_HERE, dir_.get());
     EXPECT_TRUE(dir_->initial_sync_ended_for_type(AUTOFILL));
     EXPECT_FALSE(dir_->initial_sync_ended_for_type(BOOKMARKS));
     EXPECT_EQ("Jan 31st", dir_->store_birthday());
     EXPECT_EQ("notification_state", dir_->GetNotificationState());
+    EXPECT_EQ(bag_of_chips_string, dir_->bag_of_chips());
   }
   dir_->set_store_birthday("April 10th");
   dir_->SetNotificationState("notification_state2");
+  const char* const bag_of_chips2_array = "\0bag of chips2";
+  const std::string bag_of_chips2_string =
+      std::string(bag_of_chips2_array, sizeof(bag_of_chips2_array));
+  dir_->set_bag_of_chips(bag_of_chips2_string);
   dir_->SaveChanges();
   {
     ReadTransaction trans(FROM_HERE, dir_.get());
     EXPECT_TRUE(dir_->initial_sync_ended_for_type(AUTOFILL));
     EXPECT_FALSE(dir_->initial_sync_ended_for_type(BOOKMARKS));
     EXPECT_EQ("April 10th", dir_->store_birthday());
     EXPECT_EQ("notification_state2", dir_->GetNotificationState());
+    EXPECT_EQ(bag_of_chips2_string, dir_->bag_of_chips());
   }
   dir_->SetNotificationState("notification_state2");
   // Restore the directory from disk.  Make sure that nothing's changed.
   SaveAndReloadDir();
   {
     ReadTransaction trans(FROM_HERE, dir_.get());
     EXPECT_TRUE(dir_->initial_sync_ended_for_type(AUTOFILL));
     EXPECT_FALSE(dir_->initial_sync_ended_for_type(BOOKMARKS));
     EXPECT_EQ("April 10th", dir_->store_birthday());
     EXPECT_EQ("notification_state2", dir_->GetNotificationState());
+    EXPECT_EQ(bag_of_chips2_string, dir_->bag_of_chips());
   }
 }
 
 TEST_F(OnDiskSyncableDirectoryTest,
        TestSimpleFieldsPreservedDuringSaveChanges) {
   Id update_id = TestIdFactory::FromNumber(1);
   Id create_id;
   EntryKernel create_pre_save, update_pre_save;
   EntryKernel create_post_save, update_post_save;
   std::string create_name =  "Create";
@@ skipping 457 matching lines @@
   EXPECT_TRUE(CreateWithDefaultTag(factory_.NewServerId(), true));
   EXPECT_FALSE(CreateWithDefaultTag(factory_.NewServerId(), true));
   EXPECT_FALSE(CreateWithDefaultTag(factory_.NewServerId(), false));
   EXPECT_FALSE(CreateWithDefaultTag(factory_.NewLocalId(), false));
   EXPECT_FALSE(CreateWithDefaultTag(factory_.NewLocalId(), true));
 }
 
 }  // namespace
 }  // namespace syncable
 }  // namespace syncer