chrome/browser/sync_file_system/drive_backend/register_app_task_unittest.cc

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/browser/sync_file_system/drive_backend/register_app_task.h"
   6
   7 #include <vector>
   8
   9 #include "base/files/scoped_temp_dir.h"
  10 #include "base/format_macros.h"
  11 #include "base/run_loop.h"
  12 #include "base/strings/string_number_conversions.h"
  13 #include "base/strings/stringprintf.h"
  14 #include "base/thread_task_runner_handle.h"
  15 #include "chrome/browser/sync_file_system/drive_backend/drive_backend_constants.h"
  16 #include "chrome/browser/sync_file_system/drive_backend/drive_backend_util.h"
  17 #include "chrome/browser/sync_file_system/drive_backend/fake_drive_service_helper.h"
  18 #include "chrome/browser/sync_file_system/drive_backend/leveldb_wrapper.h"
  19 #include "chrome/browser/sync_file_system/drive_backend/metadata_database.h"
  20 #include "chrome/browser/sync_file_system/drive_backend/metadata_database.pb.h"
  21 #include "chrome/browser/sync_file_system/drive_backend/sync_engine_context.h"
  22 #include "chrome/browser/sync_file_system/sync_file_system_test_util.h"
  23 #include "components/drive/drive_uploader.h"
  24 #include "components/drive/service/fake_drive_service.h"
  25 #include "content/public/test/test_browser_thread_bundle.h"
  26 #include "google_apis/drive/drive_api_parser.h"
  27 #include "testing/gtest/include/gtest/gtest.h"
  28 #include "third_party/leveldatabase/src/helpers/memenv/memenv.h"
  29 #include "third_party/leveldatabase/src/include/leveldb/db.h"
  30 #include "third_party/leveldatabase/src/include/leveldb/env.h"
  31
  32 namespace sync_file_system {
  33 namespace drive_backend {
  34
  35 namespace {
  36 const int64 kSyncRootTrackerID = 100;
  37 }  // namespace
  38
  39 class RegisterAppTaskTest : public testing::Test {
  40  public:
  41   RegisterAppTaskTest()
  42       : next_file_id_(1000),
  43         next_tracker_id_(10000) {}
  44   ~RegisterAppTaskTest() override {}
  45
  46   void SetUp() override {
  47     ASSERT_TRUE(database_dir_.CreateUniqueTempDir());
  48     in_memory_env_.reset(leveldb::NewMemEnv(leveldb::Env::Default()));
  49
  50     scoped_ptr<drive::FakeDriveService>
  51         fake_drive_service(new drive::FakeDriveService);
  52     scoped_ptr<drive::DriveUploaderInterface>
  53         drive_uploader(new drive::DriveUploader(
  54             fake_drive_service.get(),
  55             base::ThreadTaskRunnerHandle::Get()));
  56
  57     fake_drive_service_helper_.reset(new FakeDriveServiceHelper(
  58         fake_drive_service.get(), drive_uploader.get(),
  59         kSyncRootFolderTitle));
  60
  61     context_.reset(new SyncEngineContext(fake_drive_service.Pass(),
  62                                          drive_uploader.Pass(),
  63                                          nullptr /* task_logger */,
  64                                          base::ThreadTaskRunnerHandle::Get(),
  65                                          base::ThreadTaskRunnerHandle::Get(),
  66                                          nullptr /* worker_pool */));
  67
  68     ASSERT_EQ(google_apis::HTTP_CREATED,
  69               fake_drive_service_helper_->AddOrphanedFolder(
  70                   kSyncRootFolderTitle, &sync_root_folder_id_));
  71   }
  72
  73   void TearDown() override {
  74     context_.reset();
  75     base::RunLoop().RunUntilIdle();
  76   }
  77
  78  protected:
  79   scoped_ptr<LevelDBWrapper> OpenLevelDB() {
  80     leveldb::DB* db = nullptr;
  81     leveldb::Options options;
  82     options.create_if_missing = true;
  83     options.env = in_memory_env_.get();
  84     leveldb::Status status =
  85         leveldb::DB::Open(options, database_dir_.path().AsUTF8Unsafe(), &db);
  86     EXPECT_TRUE(status.ok());
  87     return make_scoped_ptr(new LevelDBWrapper(make_scoped_ptr(db)));
  88   }
  89
  90   void SetUpInitialData(LevelDBWrapper* db) {
  91     ServiceMetadata service_metadata;
  92     service_metadata.set_largest_change_id(100);
  93     service_metadata.set_sync_root_tracker_id(kSyncRootTrackerID);
  94     service_metadata.set_next_tracker_id(next_tracker_id_);
  95
  96     FileDetails sync_root_details;
  97     sync_root_details.set_title(kSyncRootFolderTitle);
  98     sync_root_details.set_file_kind(FILE_KIND_FOLDER);
  99     sync_root_details.set_change_id(1);
 100
 101     FileMetadata sync_root_metadata;
 102     sync_root_metadata.set_file_id(sync_root_folder_id_);
 103     *sync_root_metadata.mutable_details() = sync_root_details;
 104
 105     FileTracker sync_root_tracker;
 106     sync_root_tracker.set_tracker_id(service_metadata.sync_root_tracker_id());
 107     sync_root_tracker.set_parent_tracker_id(0);
 108     sync_root_tracker.set_file_id(sync_root_metadata.file_id());
 109     sync_root_tracker.set_tracker_kind(TRACKER_KIND_REGULAR);
 110     *sync_root_tracker.mutable_synced_details() = sync_root_details;
 111     sync_root_tracker.set_active(true);
 112
 113     db->Put(kDatabaseVersionKey,
 114             base::Int64ToString(kCurrentDatabaseVersion));
 115     PutServiceMetadataToDB(service_metadata, db);
 116     PutFileMetadataToDB(sync_root_metadata, db);
 117     PutFileTrackerToDB(sync_root_tracker, db);
 118     EXPECT_TRUE(db->Commit().ok());
 119   }
 120
 121   void CreateMetadataDatabase(scoped_ptr<LevelDBWrapper> db) {
 122     ASSERT_TRUE(db);
 123     ASSERT_FALSE(context_->GetMetadataDatabase());
 124     scoped_ptr<MetadataDatabase> metadata_db;
 125     ASSERT_EQ(SYNC_STATUS_OK,
 126               MetadataDatabase::CreateForTesting(
 127                   db.Pass(), true /* enable_on_disk_index */, &metadata_db));
 128     context_->SetMetadataDatabase(metadata_db.Pass());
 129   }
 130
 131   SyncStatusCode RunRegisterAppTask(const std::string& app_id) {
 132     RegisterAppTask task(context_.get(), app_id);
 133     SyncStatusCode status = SYNC_STATUS_UNKNOWN;
 134     task.RunExclusive(CreateResultReceiver(&status));
 135     base::RunLoop().RunUntilIdle();
 136     return status;
 137   }
 138
 139   void SetUpRegisteredAppRoot(
 140       const std::string& app_id,
 141       LevelDBWrapper* db) {
 142     FileDetails details;
 143     details.set_title(app_id);
 144     details.set_file_kind(FILE_KIND_FOLDER);
 145     details.add_parent_folder_ids(sync_root_folder_id_);
 146
 147     FileMetadata metadata;
 148     metadata.set_file_id(GenerateFileID());
 149     *metadata.mutable_details() = details;
 150
 151     FileTracker tracker;
 152     tracker.set_parent_tracker_id(kSyncRootTrackerID);
 153     tracker.set_tracker_id(next_tracker_id_++);
 154     tracker.set_file_id(metadata.file_id());
 155     tracker.set_tracker_kind(TRACKER_KIND_APP_ROOT);
 156     tracker.set_app_id(app_id);
 157     *tracker.mutable_synced_details() = details;
 158     tracker.set_active(true);
 159
 160     PutFileMetadataToDB(metadata, db);
 161     PutFileTrackerToDB(tracker, db);
 162     EXPECT_TRUE(db->Commit().ok());
 163   }
 164
 165   void SetUpUnregisteredAppRoot(const std::string& app_id,
 166                                 LevelDBWrapper* db) {
 167     FileDetails details;
 168     details.set_title(app_id);
 169     details.set_file_kind(FILE_KIND_FOLDER);
 170     details.add_parent_folder_ids(sync_root_folder_id_);
 171
 172     FileMetadata metadata;
 173     metadata.set_file_id(GenerateFileID());
 174     *metadata.mutable_details() = details;
 175
 176     FileTracker tracker;
 177     tracker.set_parent_tracker_id(kSyncRootTrackerID);
 178     tracker.set_tracker_id(next_tracker_id_++);
 179     tracker.set_file_id(metadata.file_id());
 180     tracker.set_tracker_kind(TRACKER_KIND_REGULAR);
 181     *tracker.mutable_synced_details() = details;
 182     tracker.set_active(false);
 183
 184     PutFileMetadataToDB(metadata, db);
 185     PutFileTrackerToDB(tracker, db);
 186     EXPECT_TRUE(db->Commit().ok());
 187   }
 188
 189   size_t CountRegisteredAppRoot() {
 190     std::vector<std::string> app_ids;
 191     context_->GetMetadataDatabase()->GetRegisteredAppIDs(&app_ids);
 192     return app_ids.size();
 193   }
 194
 195   bool IsAppRegistered(const std::string& app_id) {
 196     TrackerIDSet trackers;
 197     if (!context_->GetMetadataDatabase()->FindTrackersByParentAndTitle(
 198             kSyncRootTrackerID, app_id, &trackers))
 199       return false;
 200     return trackers.has_active();
 201   }
 202
 203   size_t CountRemoteFileInSyncRoot() {
 204     ScopedVector<google_apis::FileResource> files;
 205     EXPECT_EQ(google_apis::HTTP_SUCCESS,
 206               fake_drive_service_helper_->ListFilesInFolder(
 207                   sync_root_folder_id_, &files));
 208     return files.size();
 209   }
 210
 211   bool HasRemoteAppRoot(const std::string& app_id) {
 212     TrackerIDSet files;
 213     if (!context_->GetMetadataDatabase()->FindTrackersByParentAndTitle(
 214             kSyncRootTrackerID, app_id, &files) ||
 215         !files.has_active())
 216       return false;
 217
 218     FileTracker app_root_tracker;
 219     EXPECT_TRUE(context_->GetMetadataDatabase()->FindTrackerByTrackerID(
 220         files.active_tracker(), &app_root_tracker));
 221     std::string app_root_folder_id = app_root_tracker.file_id();
 222     scoped_ptr<google_apis::FileResource> entry;
 223     if (google_apis::HTTP_SUCCESS !=
 224         fake_drive_service_helper_->GetFileResource(app_root_folder_id, &entry))
 225       return false;
 226
 227     return !entry->labels().is_trashed();
 228   }
 229
 230  private:
 231   std::string GenerateFileID() {
 232     return base::StringPrintf("file_id_%" PRId64, next_file_id_++);
 233   }
 234
 235   scoped_ptr<leveldb::Env> in_memory_env_;
 236
 237   std::string sync_root_folder_id_;
 238
 239   int64 next_file_id_;
 240   int64 next_tracker_id_;
 241
 242   content::TestBrowserThreadBundle browser_threads_;
 243   base::ScopedTempDir database_dir_;
 244
 245   scoped_ptr<SyncEngineContext> context_;
 246   scoped_ptr<FakeDriveServiceHelper> fake_drive_service_helper_;
 247
 248   DISALLOW_COPY_AND_ASSIGN(RegisterAppTaskTest);
 249 };
 250
 251 TEST_F(RegisterAppTaskTest, AlreadyRegistered) {
 252   scoped_ptr<LevelDBWrapper> db = OpenLevelDB();
 253   ASSERT_TRUE(db);
 254   SetUpInitialData(db.get());
 255
 256   const std::string kAppID = "app_id";
 257   SetUpRegisteredAppRoot(kAppID, db.get());
 258
 259   CreateMetadataDatabase(db.Pass());
 260   EXPECT_EQ(SYNC_STATUS_OK, RunRegisterAppTask(kAppID));
 261
 262   EXPECT_EQ(1u, CountRegisteredAppRoot());
 263   EXPECT_TRUE(IsAppRegistered(kAppID));
 264 }
 265
 266 TEST_F(RegisterAppTaskTest, CreateAppFolder) {
 267   scoped_ptr<LevelDBWrapper> db = OpenLevelDB();
 268   ASSERT_TRUE(db);
 269   SetUpInitialData(db.get());
 270
 271   const std::string kAppID = "app_id";
 272   CreateMetadataDatabase(db.Pass());
 273   RunRegisterAppTask(kAppID);
 274
 275   EXPECT_EQ(1u, CountRegisteredAppRoot());
 276   EXPECT_TRUE(IsAppRegistered(kAppID));
 277
 278   EXPECT_EQ(1u, CountRemoteFileInSyncRoot());
 279   EXPECT_TRUE(HasRemoteAppRoot(kAppID));
 280 }
 281
 282 TEST_F(RegisterAppTaskTest, RegisterExistingFolder) {
 283   scoped_ptr<LevelDBWrapper> db = OpenLevelDB();
 284   ASSERT_TRUE(db);
 285   SetUpInitialData(db.get());
 286
 287   const std::string kAppID = "app_id";
 288   SetUpUnregisteredAppRoot(kAppID, db.get());
 289
 290   CreateMetadataDatabase(db.Pass());
 291   RunRegisterAppTask(kAppID);
 292
 293   EXPECT_EQ(1u, CountRegisteredAppRoot());
 294   EXPECT_TRUE(IsAppRegistered(kAppID));
 295 }
 296
 297 TEST_F(RegisterAppTaskTest, RegisterExistingFolder_MultipleCandidate) {
 298   scoped_ptr<LevelDBWrapper> db = OpenLevelDB();
 299   ASSERT_TRUE(db);
 300   SetUpInitialData(db.get());
 301
 302   const std::string kAppID = "app_id";
 303   SetUpUnregisteredAppRoot(kAppID, db.get());
 304   SetUpUnregisteredAppRoot(kAppID, db.get());
 305
 306   CreateMetadataDatabase(db.Pass());
 307   RunRegisterAppTask(kAppID);
 308
 309   EXPECT_EQ(1u, CountRegisteredAppRoot());
 310   EXPECT_TRUE(IsAppRegistered(kAppID));
 311 }
 312
 313 }  // namespace drive_backend
 314 }  // namespace sync_file_system