Implement new SyncAPI and convert Preferences to it.

chrome/browser/sync/api/sync_change_unittest.cc

+// 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.
+
+#include "chrome/browser/sync/api/sync_change.h"
+
+#include <string>
+
+#include "base/values.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "chrome/browser/sync/protocol/preference_specifics.pb.h"
+#include "chrome/browser/sync/protocol/proto_value_conversions.h"
+
+using browser_sync::EntitySpecificsToValue;
+
+// Ordered list of SyncChange's.
+typedef std::vector<SyncChange> SyncChangeList;
+
+namespace {
+
+typedef testing::Test SyncChangeTest;
+
+TEST_F(SyncChangeTest, LocalDelete) {
+  SyncChange::SyncChangeType change_type = SyncChange::ACTION_DELETE;
+  std::string tag = "client_tag";
+  SyncChange e(change_type,
+              SyncData::CreateLocalData(tag));
+  EXPECT_EQ(change_type, e.change_type());
+  EXPECT_EQ(tag, e.sync_data().GetTag());
+  EXPECT_EQ(syncable::UNSPECIFIED, e.sync_data().GetDataType());
+}
+
+TEST_F(SyncChangeTest, LocalUpdate) {
+  SyncChange::SyncChangeType change_type = SyncChange::ACTION_UPDATE;
+  sync_pb::EntitySpecifics specifics;
+  sync_pb::PreferenceSpecifics* pref_specifics =
+      specifics.MutableExtension(sync_pb::preference);
+  pref_specifics->set_name("test");
+  std::string tag = "client_tag";
+  SyncChange e(change_type,
+              SyncData::CreateLocalData(tag, specifics));
+  EXPECT_EQ(change_type, e.change_type());
+  EXPECT_EQ(tag, e.sync_data().GetTag());
+  EXPECT_EQ(syncable::PREFERENCES, e.sync_data().GetDataType());
+  scoped_ptr<DictionaryValue> ref_spec(EntitySpecificsToValue(specifics));
+  scoped_ptr<DictionaryValue> e_spec(EntitySpecificsToValue(
+      e.sync_data().GetSpecifics()));
+  EXPECT_TRUE(ref_spec->Equals(e_spec.get()));
+}
+
+TEST_F(SyncChangeTest, LocalAdd) {
+  SyncChange::SyncChangeType change_type = SyncChange::ACTION_ADD;
+  sync_pb::EntitySpecifics specifics;
+  sync_pb::PreferenceSpecifics* pref_specifics =
+      specifics.MutableExtension(sync_pb::preference);
+  pref_specifics->set_name("test");
+  std::string tag = "client_tag";
+  SyncChange e(change_type,
+              SyncData::CreateLocalData(tag, specifics));
+  EXPECT_EQ(change_type, e.change_type());
+  EXPECT_EQ(tag, e.sync_data().GetTag());
+  EXPECT_EQ(syncable::PREFERENCES, e.sync_data().GetDataType());
+  scoped_ptr<DictionaryValue> ref_spec(EntitySpecificsToValue(specifics));
+  scoped_ptr<DictionaryValue> e_spec(EntitySpecificsToValue(
+      e.sync_data().GetSpecifics()));
+  EXPECT_TRUE(ref_spec->Equals(e_spec.get()));
+}
+
+TEST_F(SyncChangeTest, SyncerChanges) {
+  SyncChangeList change_list;
+
+  // Create an update.
+  sync_pb::EntitySpecifics update_specifics;
+  sync_pb::PreferenceSpecifics* pref_specifics =
+      update_specifics.MutableExtension(sync_pb::preference);
+  pref_specifics->set_name("update");
+  change_list.push_back(SyncChange(
+      SyncChange::ACTION_UPDATE,
+      SyncData::CreateRemoteData(update_specifics)));
+
+  // Create an add.
+  sync_pb::EntitySpecifics add_specifics;
+  pref_specifics =
+      add_specifics.MutableExtension(sync_pb::preference);
+  pref_specifics->set_name("add");
+  change_list.push_back(SyncChange(
+      SyncChange::ACTION_ADD,
+      SyncData::CreateRemoteData(add_specifics)));
+
+  // Create a delete.
+  sync_pb::EntitySpecifics delete_specifics;
+  pref_specifics =
+      delete_specifics.MutableExtension(sync_pb::preference);
+  pref_specifics->set_name("add");
+  change_list.push_back(SyncChange(
+      SyncChange::ACTION_DELETE,
+      SyncData::CreateRemoteData(delete_specifics)));
+
+  ASSERT_EQ(3U, change_list.size());
+
+  // Verify update.
+  SyncChange e = change_list[0];
+  EXPECT_EQ(SyncChange::ACTION_UPDATE, e.change_type());
+  EXPECT_EQ(syncable::PREFERENCES, e.sync_data().GetDataType());
+  scoped_ptr<DictionaryValue> ref_spec(EntitySpecificsToValue(
+      update_specifics));
+  scoped_ptr<DictionaryValue> e_spec(EntitySpecificsToValue(
+      e.sync_data().GetSpecifics()));
+  EXPECT_TRUE(ref_spec->Equals(e_spec.get()));
+
+  // Verify add.
+  e = change_list[1];
+  EXPECT_EQ(SyncChange::ACTION_ADD, e.change_type());
+  EXPECT_EQ(syncable::PREFERENCES, e.sync_data().GetDataType());
+  ref_spec.reset(EntitySpecificsToValue(add_specifics));
+  e_spec.reset(EntitySpecificsToValue(e.sync_data().GetSpecifics()));
+  EXPECT_TRUE(ref_spec->Equals(e_spec.get()));
+
+  // Verify delete.
+  e = change_list[2];
+  EXPECT_EQ(SyncChange::ACTION_DELETE, e.change_type());
+  EXPECT_EQ(syncable::PREFERENCES, e.sync_data().GetDataType());
+  ref_spec.reset(EntitySpecificsToValue(delete_specifics));
+  e_spec.reset(EntitySpecificsToValue(e.sync_data().GetSpecifics()));
+  EXPECT_TRUE(ref_spec->Equals(e_spec.get()));
+}
+
+}  // namespace