sync: Implement per-type update processing

sync/engine/store_timestamps_command_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 "base/basictypes.h"
-#include "sync/engine/store_timestamps_command.h"
-#include "sync/internal_api/public/base/model_type.h"
-#include "sync/protocol/sync.pb.h"
-#include "sync/test/engine/syncer_command_test.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace syncer {
-
-namespace {
-
-// Adds a progress marker to |response| for the given field number and
-// token.
-void AddProgressMarkerForFieldNumber(
-    sync_pb::GetUpdatesResponse* response,
-    int field_number, const std::string& token) {
-  sync_pb::DataTypeProgressMarker* marker =
-      response->add_new_progress_marker();
-  marker->set_data_type_id(field_number);
-  marker->set_token(token);
-}
-
-// Adds a progress marker to |response| for the given model type and
-// token.
-void AddProgressMarkerForModelType(
-    sync_pb::GetUpdatesResponse* response,
-    ModelType model_type, const std::string& token) {
-  AddProgressMarkerForFieldNumber(
-      response, GetSpecificsFieldNumberFromModelType(model_type), token);
-}
-
-class StoreTimestampsCommandTest : public SyncerCommandTest {
- protected:
-  // Gets the directory's progress marker's token for the given model
-  // type.
-  std::string GetProgessMarkerToken(ModelType model_type) {
-    sync_pb::DataTypeProgressMarker progress_marker;
-    session()->context()->directory()->GetDownloadProgress(
-        model_type, &progress_marker);
-    EXPECT_EQ(
-        GetSpecificsFieldNumberFromModelType(model_type),
-        progress_marker.data_type_id());
-    return progress_marker.token();
-  }
-};
-
-// Builds a GetUpdatesResponse with some progress markers, including
-// invalid ones.  ProcessNewProgressMarkers() should return the model
-// types for the valid progress markers and fill in the progress
-// markers in the directory.
-TEST_F(StoreTimestampsCommandTest, ProcessNewProgressMarkers) {
-  sync_pb::GetUpdatesResponse response;
-  AddProgressMarkerForModelType(&response, BOOKMARKS, "token1");
-  AddProgressMarkerForModelType(&response,
-                                HISTORY_DELETE_DIRECTIVES, "token2");
-  AddProgressMarkerForFieldNumber(&response, -1, "bad token");
-
-  ModelTypeSet forward_progress_types =
-      ProcessNewProgressMarkers(
-          response, session()->context()->directory());
-
-  EXPECT_TRUE(
-      forward_progress_types.Equals(
-          ModelTypeSet(BOOKMARKS, HISTORY_DELETE_DIRECTIVES)));
-
-  EXPECT_EQ("token1", GetProgessMarkerToken(BOOKMARKS));
-  EXPECT_EQ("token2", GetProgessMarkerToken(HISTORY_DELETE_DIRECTIVES));
-
-  ModelTypeSet non_forward_progress_types =
-      Difference(ProtocolTypes(), forward_progress_types);
-  for (ModelTypeSet::Iterator it = non_forward_progress_types.First();
-       it.Good(); it.Inc()) {
-    EXPECT_TRUE(GetProgessMarkerToken(it.Get()).empty());
-  }
-}
-
-}  // namespace
-
-}  // namespace syncer