Rename GDataDirectoryService to DriveResourceMetadata

chrome/browser/chromeos/gdata/gdata_directory_service_unittest.cc

Index: chrome/browser/chromeos/gdata/gdata_directory_service_unittest.cc
diff --git a/chrome/browser/chromeos/gdata/gdata_directory_service_unittest.cc b/chrome/browser/chromeos/gdata/gdata_directory_service_unittest.cc
deleted file mode 100644
index d2892746618de7caff5d3cc94f658a8b1d385179..0000000000000000000000000000000000000000
--- a/chrome/browser/chromeos/gdata/gdata_directory_service_unittest.cc
+++ /dev/null
@@ -1,535 +0,0 @@
-// 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 "chrome/browser/chromeos/gdata/gdata_directory_service.h"
-
-#include <algorithm>
-#include <string>
-#include <utility>
-#include <vector>
-
-#include "base/sequenced_task_runner.h"
-#include "base/string_number_conversions.h"
-#include "base/threading/sequenced_worker_pool.h"
-#include "base/message_loop.h"
-#include "chrome/browser/chromeos/gdata/drive.pb.h"
-#include "chrome/browser/chromeos/gdata/drive_files.h"
-#include "chrome/browser/chromeos/gdata/gdata_cache.h"
-#include "chrome/browser/chromeos/gdata/gdata_test_util.h"
-#include "chrome/test/base/testing_profile.h"
-#include "content/public/test/test_browser_thread.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace gdata {
-namespace {
-
-// See drive.proto for the difference between the two URLs.
-const char kResumableEditMediaUrl[] = "http://resumable-edit-media/";
-const char kResumableCreateMediaUrl[] = "http://resumable-create-media/";
-
-// Add a directory to |parent| and return that directory. The name and
-// resource_id are determined by the incrementing counter |sequence_id|.
-DriveDirectory* AddDirectory(DriveDirectory* parent,
-                             GDataDirectoryService* directory_service,
-                             int sequence_id) {
-  DriveDirectory* dir = directory_service->CreateDriveDirectory();
-  const std::string dir_name = "dir" + base::IntToString(sequence_id);
-  const std::string resource_id = std::string("dir_resource_id:") +
-                                  dir_name;
-  dir->set_title(dir_name);
-  dir->set_resource_id(resource_id);
-  GDataFileError error = GDATA_FILE_ERROR_FAILED;
-  FilePath moved_file_path;
-  directory_service->MoveEntryToDirectory(
-      parent->GetFilePath(),
-      dir,
-      base::Bind(&test_util::CopyResultsFromFileMoveCallback,
-                 &error,
-                 &moved_file_path));
-  test_util::RunBlockingPoolTask();
-  EXPECT_EQ(GDATA_FILE_OK, error);
-  EXPECT_EQ(parent->GetFilePath().AppendASCII(dir_name), moved_file_path);
-  return dir;
-}
-
-// Add a file to |parent| and return that file. The name and
-// resource_id are determined by the incrementing counter |sequence_id|.
-DriveFile* AddFile(DriveDirectory* parent,
-                   GDataDirectoryService* directory_service,
-                   int sequence_id) {
-  DriveFile* file = directory_service->CreateDriveFile();
-  const std::string title = "file" + base::IntToString(sequence_id);
-  const std::string resource_id = std::string("file_resource_id:") +
-                                  title;
-  file->set_title(title);
-  file->set_resource_id(resource_id);
-  file->set_file_md5(std::string("file_md5:") + title);
-  GDataFileError error = GDATA_FILE_ERROR_FAILED;
-  FilePath moved_file_path;
-  directory_service->MoveEntryToDirectory(
-      parent->GetFilePath(),
-      file,
-      base::Bind(&test_util::CopyResultsFromFileMoveCallback,
-                 &error,
-                 &moved_file_path));
-  test_util::RunBlockingPoolTask();
-  EXPECT_EQ(GDATA_FILE_OK, error);
-  EXPECT_EQ(parent->GetFilePath().AppendASCII(title), moved_file_path);
-  return file;
-}
-
-// Creates the following files/directories
-// drive/dir1/
-// drive/dir2/
-// drive/dir1/dir3/
-// drive/dir1/file4
-// drive/dir1/file5
-// drive/dir2/file6
-// drive/dir2/file7
-// drive/dir2/file8
-// drive/dir1/dir3/file9
-// drive/dir1/dir3/file10
-void InitDirectoryService(GDataDirectoryService* directory_service) {
-  int sequence_id = 1;
-  DriveDirectory* dir1 = AddDirectory(directory_service->root(),
-      directory_service, sequence_id++);
-  DriveDirectory* dir2 = AddDirectory(directory_service->root(),
-      directory_service, sequence_id++);
-  DriveDirectory* dir3 = AddDirectory(dir1, directory_service, sequence_id++);
-
-  AddFile(dir1, directory_service, sequence_id++);
-  AddFile(dir1, directory_service, sequence_id++);
-
-  AddFile(dir2, directory_service, sequence_id++);
-  AddFile(dir2, directory_service, sequence_id++);
-  AddFile(dir2, directory_service, sequence_id++);
-
-  AddFile(dir3, directory_service, sequence_id++);
-  AddFile(dir3, directory_service, sequence_id++);
-}
-
-// Find directory by path.
-DriveDirectory* FindDirectory(GDataDirectoryService* directory_service,
-                              const char* path) {
-  return directory_service->FindEntryByPathSync(
-      FilePath(path))->AsDriveDirectory();
-}
-
-// Find file by path.
-DriveFile* FindFile(GDataDirectoryService* directory_service,
-                    const char* path) {
-  return directory_service->FindEntryByPathSync(FilePath(path))->AsDriveFile();
-}
-
-// Verify that the recreated directory service matches what we created in
-// InitDirectoryService.
-void VerifyDirectoryService(GDataDirectoryService* directory_service) {
-  ASSERT_TRUE(directory_service->root());
-
-  DriveDirectory* dir1 = FindDirectory(directory_service, "drive/dir1");
-  ASSERT_TRUE(dir1);
-  DriveDirectory* dir2 = FindDirectory(directory_service, "drive/dir2");
-  ASSERT_TRUE(dir2);
-  DriveDirectory* dir3 = FindDirectory(directory_service, "drive/dir1/dir3");
-  ASSERT_TRUE(dir3);
-
-  DriveFile* file4 = FindFile(directory_service, "drive/dir1/file4");
-  ASSERT_TRUE(file4);
-  EXPECT_EQ(file4->parent(), dir1);
-
-  DriveFile* file5 = FindFile(directory_service, "drive/dir1/file5");
-  ASSERT_TRUE(file5);
-  EXPECT_EQ(file5->parent(), dir1);
-
-  DriveFile* file6 = FindFile(directory_service, "drive/dir2/file6");
-  ASSERT_TRUE(file6);
-  EXPECT_EQ(file6->parent(), dir2);
-
-  DriveFile* file7 = FindFile(directory_service, "drive/dir2/file7");
-  ASSERT_TRUE(file7);
-  EXPECT_EQ(file7->parent(), dir2);
-
-  DriveFile* file8 = FindFile(directory_service, "drive/dir2/file8");
-  ASSERT_TRUE(file8);
-  EXPECT_EQ(file8->parent(), dir2);
-
-  DriveFile* file9 = FindFile(directory_service, "drive/dir1/dir3/file9");
-  ASSERT_TRUE(file9);
-  EXPECT_EQ(file9->parent(), dir3);
-
-  DriveFile* file10 = FindFile(directory_service, "drive/dir1/dir3/file10");
-  ASSERT_TRUE(file10);
-  EXPECT_EQ(file10->parent(), dir3);
-
-  EXPECT_EQ(dir1, directory_service->GetEntryByResourceId(
-      "dir_resource_id:dir1"));
-  EXPECT_EQ(dir2, directory_service->GetEntryByResourceId(
-      "dir_resource_id:dir2"));
-  EXPECT_EQ(dir3, directory_service->GetEntryByResourceId(
-      "dir_resource_id:dir3"));
-  EXPECT_EQ(file4, directory_service->GetEntryByResourceId(
-      "file_resource_id:file4"));
-  EXPECT_EQ(file5, directory_service->GetEntryByResourceId(
-      "file_resource_id:file5"));
-  EXPECT_EQ(file6, directory_service->GetEntryByResourceId(
-      "file_resource_id:file6"));
-  EXPECT_EQ(file7, directory_service->GetEntryByResourceId(
-      "file_resource_id:file7"));
-  EXPECT_EQ(file8, directory_service->GetEntryByResourceId(
-      "file_resource_id:file8"));
-  EXPECT_EQ(file9, directory_service->GetEntryByResourceId(
-      "file_resource_id:file9"));
-  EXPECT_EQ(file10, directory_service->GetEntryByResourceId(
-      "file_resource_id:file10"));
-}
-
-// Callback for GDataDirectoryService::InitFromDB.
-void InitFromDBCallback(GDataFileError expected_error,
-                        GDataFileError actual_error) {
-  EXPECT_EQ(expected_error, actual_error);
-}
-
-// Callback for GDataDirectoryService::ReadDirectoryByPath.
-void ReadDirectoryByPathCallback(
-    scoped_ptr<DriveEntryProtoVector>* result,
-    GDataFileError error,
-    scoped_ptr<DriveEntryProtoVector> entries) {
-  EXPECT_EQ(GDATA_FILE_OK, error);
-  *result = entries.Pass();
-}
-
-}  // namespace
-
-TEST(GDataDirectoryServiceTest, VersionCheck) {
-  // Set up the root directory.
-  DriveRootDirectoryProto proto;
-  DriveEntryProto* mutable_entry =
-      proto.mutable_gdata_directory()->mutable_gdata_entry();
-  mutable_entry->mutable_file_info()->set_is_directory(true);
-  mutable_entry->set_resource_id(kGDataRootDirectoryResourceId);
-  mutable_entry->set_upload_url(kResumableCreateMediaUrl);
-  mutable_entry->set_title("drive");
-
-  GDataDirectoryService directory_service;
-
-  std::string serialized_proto;
-  ASSERT_TRUE(proto.SerializeToString(&serialized_proto));
-  // This should fail as the version is emtpy.
-  ASSERT_FALSE(directory_service.ParseFromString(serialized_proto));
-
-  // Set an older version, and serialize.
-  proto.set_version(kProtoVersion - 1);
-  ASSERT_TRUE(proto.SerializeToString(&serialized_proto));
-  // This should fail as the version is older.
-  ASSERT_FALSE(directory_service.ParseFromString(serialized_proto));
-
-  // Set the current version, and serialize.
-  proto.set_version(kProtoVersion);
-  ASSERT_TRUE(proto.SerializeToString(&serialized_proto));
-  // This should succeed as the version matches the current number.
-  ASSERT_TRUE(directory_service.ParseFromString(serialized_proto));
-
-  // Set a newer version, and serialize.
-  proto.set_version(kProtoVersion + 1);
-  ASSERT_TRUE(proto.SerializeToString(&serialized_proto));
-  // This should fail as the version is newer.
-  ASSERT_FALSE(directory_service.ParseFromString(serialized_proto));
-}
-
-TEST(GDataDirectoryServiceTest, RefreshFile) {
-  MessageLoopForUI message_loop;
-  content::TestBrowserThread ui_thread(content::BrowserThread::UI,
-                                       &message_loop);
-
-  GDataDirectoryService directory_service;
-  // Add a directory to the file system.
-  DriveDirectory* directory_entry = directory_service.CreateDriveDirectory();
-  directory_entry->set_resource_id("folder:directory_resource_id");
-  directory_entry->set_title("directory");
-  directory_entry->SetBaseNameFromTitle();
-  GDataFileError error = GDATA_FILE_ERROR_FAILED;
-  FilePath moved_file_path;
-  FilePath root_path(kGDataRootDirectory);
-  directory_service.MoveEntryToDirectory(
-      root_path,
-      directory_entry,
-      base::Bind(&test_util::CopyResultsFromFileMoveCallback,
-                 &error,
-                 &moved_file_path));
-  test_util::RunBlockingPoolTask();
-  ASSERT_EQ(GDATA_FILE_OK, error);
-  EXPECT_EQ(root_path.AppendASCII(directory_entry->base_name()),
-            moved_file_path);
-
-  // Add a new file to the directory.
-  DriveFile* initial_file_entry = directory_service.CreateDriveFile();
-  initial_file_entry->set_resource_id("file:file_resource_id");
-  initial_file_entry->set_title("file");
-  initial_file_entry->SetBaseNameFromTitle();
-  error = GDATA_FILE_ERROR_FAILED;
-  moved_file_path.clear();
-  directory_service.MoveEntryToDirectory(
-      directory_entry->GetFilePath(),
-      initial_file_entry,
-      base::Bind(&test_util::CopyResultsFromFileMoveCallback,
-                 &error,
-                 &moved_file_path));
-  test_util::RunBlockingPoolTask();
-  ASSERT_EQ(GDATA_FILE_OK, error);
-  EXPECT_EQ(directory_entry->GetFilePath().AppendASCII(
-                initial_file_entry->base_name()), moved_file_path);
-
-  ASSERT_EQ(directory_entry, initial_file_entry->parent());
-
-  // Initial file system state set, let's try refreshing entries.
-
-  // New value for the entry with resource id "file:file_resource_id".
-  DriveFile* new_file_entry = directory_service.CreateDriveFile();
-  new_file_entry->set_resource_id("file:file_resource_id");
-  directory_service.RefreshFile(scoped_ptr<DriveFile>(new_file_entry).Pass());
-  // Root should have |new_file_entry|, not |initial_file_entry|.
-  // If this is not true, |new_file_entry| has probably been destroyed, hence
-  // ASSERT (we're trying to access |new_file_entry| later on).
-  ASSERT_EQ(new_file_entry,
-      directory_service.GetEntryByResourceId("file:file_resource_id"));
-  // We have just verified new_file_entry exists inside root, so accessing
-  // |new_file_entry->parent()| should be safe.
-  EXPECT_EQ(directory_entry, new_file_entry->parent());
-
-  // Let's try refreshing file that didn't prviously exist.
-  DriveFile* non_existent_entry = directory_service.CreateDriveFile();
-  non_existent_entry->set_resource_id("file:does_not_exist");
-  directory_service.RefreshFile(
-      scoped_ptr<DriveFile>(non_existent_entry).Pass());
-  // File with non existent resource id should not be added.
-  EXPECT_FALSE(directory_service.GetEntryByResourceId("file:does_not_exist"));
-}
-
-TEST(GDataDirectoryServiceTest, GetEntryByResourceId_RootDirectory) {
-  GDataDirectoryService directory_service;
-  // Look up the root directory by its resource ID.
-  DriveEntry* entry = directory_service.GetEntryByResourceId(
-      kGDataRootDirectoryResourceId);
-  ASSERT_TRUE(entry);
-  EXPECT_EQ(kGDataRootDirectoryResourceId, entry->resource_id());
-}
-
-TEST(GDataDirectoryServiceTest, GetEntryInfoByResourceId) {
-  MessageLoopForUI message_loop;
-  content::TestBrowserThread ui_thread(content::BrowserThread::UI,
-                                       &message_loop);
-  GDataDirectoryService directory_service;
-  InitDirectoryService(&directory_service);
-
-  // Confirm that an existing file is found.
-  GDataFileError error = GDATA_FILE_ERROR_FAILED;
-  FilePath drive_file_path;
-  scoped_ptr<DriveEntryProto> entry_proto;
-  directory_service.GetEntryInfoByResourceId(
-      "file_resource_id:file4",
-      base::Bind(&test_util::CopyResultsFromGetEntryInfoWithFilePathCallback,
-                 &error, &drive_file_path, &entry_proto));
-  test_util::RunBlockingPoolTask();
-  EXPECT_EQ(GDATA_FILE_OK, error);
-  EXPECT_EQ(FilePath::FromUTF8Unsafe("drive/dir1/file4"), drive_file_path);
-  ASSERT_TRUE(entry_proto.get());
-  EXPECT_EQ("file4", entry_proto->base_name());
-
-  // Confirm that a non existing file is not found.
-  error = GDATA_FILE_ERROR_FAILED;
-  entry_proto.reset();
-  directory_service.GetEntryInfoByResourceId(
-      "file:non_existing",
-      base::Bind(&test_util::CopyResultsFromGetEntryInfoWithFilePathCallback,
-                 &error, &drive_file_path, &entry_proto));
-  test_util::RunBlockingPoolTask();
-  EXPECT_EQ(GDATA_FILE_ERROR_NOT_FOUND, error);
-  EXPECT_FALSE(entry_proto.get());
-}
-
-TEST(GDataDirectoryServiceTest, GetEntryInfoByPath) {
-  MessageLoopForUI message_loop;
-  content::TestBrowserThread ui_thread(content::BrowserThread::UI,
-                                       &message_loop);
-  GDataDirectoryService directory_service;
-  InitDirectoryService(&directory_service);
-
-  // Confirm that an existing file is found.
-  GDataFileError error = GDATA_FILE_ERROR_FAILED;
-  scoped_ptr<DriveEntryProto> entry_proto;
-  directory_service.GetEntryInfoByPath(
-      FilePath::FromUTF8Unsafe("drive/dir1/file4"),
-      base::Bind(&test_util::CopyResultsFromGetEntryInfoCallback,
-                 &error, &entry_proto));
-  test_util::RunBlockingPoolTask();
-  EXPECT_EQ(GDATA_FILE_OK, error);
-  ASSERT_TRUE(entry_proto.get());
-  EXPECT_EQ("file4", entry_proto->base_name());
-
-  // Confirm that a non existing file is not found.
-  error = GDATA_FILE_ERROR_FAILED;
-  entry_proto.reset();
-  directory_service.GetEntryInfoByPath(
-      FilePath::FromUTF8Unsafe("drive/dir1/non_existing"),
-      base::Bind(&test_util::CopyResultsFromGetEntryInfoCallback,
-                 &error, &entry_proto));
-  test_util::RunBlockingPoolTask();
-  EXPECT_EQ(GDATA_FILE_ERROR_NOT_FOUND, error);
-  EXPECT_FALSE(entry_proto.get());
-}
-
-TEST(GDataDirectoryServiceTest, ReadDirectoryByPath) {
-  MessageLoopForUI message_loop;
-  content::TestBrowserThread ui_thread(content::BrowserThread::UI,
-                                       &message_loop);
-  GDataDirectoryService directory_service;
-  InitDirectoryService(&directory_service);
-
-  // Confirm that an existing directory is found.
-  GDataFileError error = GDATA_FILE_ERROR_FAILED;
-  scoped_ptr<DriveEntryProtoVector> entries;
-  directory_service.ReadDirectoryByPath(
-      FilePath::FromUTF8Unsafe("drive/dir1"),
-      base::Bind(&test_util::CopyResultsFromReadDirectoryCallback,
-                 &error, &entries));
-  test_util::RunBlockingPoolTask();
-  EXPECT_EQ(GDATA_FILE_OK, error);
-  ASSERT_TRUE(entries.get());
-  ASSERT_EQ(3U, entries->size());
-
-  // The order is not guaranteed so we should sort the base names.
-  std::vector<std::string> base_names;
-  for (size_t i = 0; i < 3; ++i)
-    base_names.push_back(entries->at(i).base_name());
-  std::sort(base_names.begin(), base_names.end());
-
-  EXPECT_EQ("dir3", base_names[0]);
-  EXPECT_EQ("file4", base_names[1]);
-  EXPECT_EQ("file5", base_names[2]);
-
-  // Confirm that a non existing directory is not found.
-  error = GDATA_FILE_ERROR_FAILED;
-  entries.reset();
-  directory_service.ReadDirectoryByPath(
-      FilePath::FromUTF8Unsafe("drive/non_existing"),
-      base::Bind(&test_util::CopyResultsFromReadDirectoryCallback,
-                 &error, &entries));
-  test_util::RunBlockingPoolTask();
-  EXPECT_EQ(GDATA_FILE_ERROR_NOT_FOUND, error);
-  EXPECT_FALSE(entries.get());
-
-  // Confirm that reading a file results in GDATA_FILE_ERROR_NOT_A_DIRECTORY.
-  error = GDATA_FILE_ERROR_FAILED;
-  entries.reset();
-  directory_service.ReadDirectoryByPath(
-      FilePath::FromUTF8Unsafe("drive/dir1/file4"),
-      base::Bind(&test_util::CopyResultsFromReadDirectoryCallback,
-                 &error, &entries));
-  test_util::RunBlockingPoolTask();
-  EXPECT_EQ(GDATA_FILE_ERROR_NOT_A_DIRECTORY, error);
-  EXPECT_FALSE(entries.get());
-}
-
-TEST(GDataDirectoryServiceTest, GetEntryInfoPairByPaths) {
-  MessageLoopForUI message_loop;
-  content::TestBrowserThread ui_thread(content::BrowserThread::UI,
-                                       &message_loop);
-  GDataDirectoryService directory_service;
-  InitDirectoryService(&directory_service);
-
-  // Confirm that existing two files are found.
-  scoped_ptr<EntryInfoPairResult> pair_result;
-  directory_service.GetEntryInfoPairByPaths(
-      FilePath::FromUTF8Unsafe("drive/dir1/file4"),
-      FilePath::FromUTF8Unsafe("drive/dir1/file5"),
-      base::Bind(&test_util::CopyResultsFromGetEntryInfoPairCallback,
-                 &pair_result));
-  test_util::RunBlockingPoolTask();
-  // The first entry should be found.
-  EXPECT_EQ(GDATA_FILE_OK, pair_result->first.error);
-  EXPECT_EQ(FilePath::FromUTF8Unsafe("drive/dir1/file4"),
-            pair_result->first.path);
-  ASSERT_TRUE(pair_result->first.proto.get());
-  EXPECT_EQ("file4", pair_result->first.proto->base_name());
-  // The second entry should be found.
-  EXPECT_EQ(GDATA_FILE_OK, pair_result->second.error);
-  EXPECT_EQ(FilePath::FromUTF8Unsafe("drive/dir1/file5"),
-            pair_result->second.path);
-  ASSERT_TRUE(pair_result->second.proto.get());
-  EXPECT_EQ("file5", pair_result->second.proto->base_name());
-
-  // Confirm that the first non existent file is not found.
-  pair_result.reset();
-  directory_service.GetEntryInfoPairByPaths(
-      FilePath::FromUTF8Unsafe("drive/dir1/non_existent"),
-      FilePath::FromUTF8Unsafe("drive/dir1/file5"),
-      base::Bind(&test_util::CopyResultsFromGetEntryInfoPairCallback,
-                 &pair_result));
-  test_util::RunBlockingPoolTask();
-  // The first entry should not be found.
-  EXPECT_EQ(GDATA_FILE_ERROR_NOT_FOUND, pair_result->first.error);
-  EXPECT_EQ(FilePath::FromUTF8Unsafe("drive/dir1/non_existent"),
-            pair_result->first.path);
-  ASSERT_FALSE(pair_result->first.proto.get());
-  // The second entry should not be found, because the first one failed.
-  EXPECT_EQ(GDATA_FILE_ERROR_FAILED, pair_result->second.error);
-  EXPECT_EQ(FilePath(), pair_result->second.path);
-  ASSERT_FALSE(pair_result->second.proto.get());
-
-  // Confirm that the second non existent file is not found.
-  pair_result.reset();
-  directory_service.GetEntryInfoPairByPaths(
-      FilePath::FromUTF8Unsafe("drive/dir1/file4"),
-      FilePath::FromUTF8Unsafe("drive/dir1/non_existent"),
-      base::Bind(&test_util::CopyResultsFromGetEntryInfoPairCallback,
-                 &pair_result));
-  test_util::RunBlockingPoolTask();
-  // The first entry should be found.
-  EXPECT_EQ(GDATA_FILE_OK, pair_result->first.error);
-  EXPECT_EQ(FilePath::FromUTF8Unsafe("drive/dir1/file4"),
-            pair_result->first.path);
-  ASSERT_TRUE(pair_result->first.proto.get());
-  EXPECT_EQ("file4", pair_result->first.proto->base_name());
-  // The second entry should not be found.
-  EXPECT_EQ(GDATA_FILE_ERROR_NOT_FOUND, pair_result->second.error);
-  EXPECT_EQ(FilePath::FromUTF8Unsafe("drive/dir1/non_existent"),
-            pair_result->second.path);
-  ASSERT_FALSE(pair_result->second.proto.get());
-}
-
-TEST(GDataDirectoryServiceTest, DBTest) {
-  MessageLoopForUI message_loop;
-  content::TestBrowserThread ui_thread(content::BrowserThread::UI,
-                                       &message_loop);
-
-  scoped_ptr<TestingProfile> profile(new TestingProfile);
-  scoped_refptr<base::SequencedWorkerPool> pool =
-      content::BrowserThread::GetBlockingPool();
-  scoped_refptr<base::SequencedTaskRunner> blocking_task_runner =
-      pool->GetSequencedTaskRunner(pool->GetSequenceToken());
-
-  GDataDirectoryService directory_service;
-  FilePath db_path(GDataCache::GetCacheRootPath(profile.get()).
-      AppendASCII("meta").AppendASCII("resource_metadata.db"));
-  // InitFromDB should fail with GDATA_FILE_ERROR_NOT_FOUND since the db
-  // doesn't exist.
-  directory_service.InitFromDB(db_path, blocking_task_runner,
-      base::Bind(&InitFromDBCallback, GDATA_FILE_ERROR_NOT_FOUND));
-  test_util::RunBlockingPoolTask();
-  InitDirectoryService(&directory_service);
-
-  // Write the filesystem to db.
-  directory_service.SaveToDB();
-  test_util::RunBlockingPoolTask();
-
-  GDataDirectoryService directory_service2;
-  // InitFromDB should succeed with GDATA_FILE_OK as the db now exists.
-  directory_service2.InitFromDB(db_path, blocking_task_runner,
-      base::Bind(&InitFromDBCallback, GDATA_FILE_OK));
-  test_util::RunBlockingPoolTask();
-
-  VerifyDirectoryService(&directory_service2);
-}
-
-}  // namespace gdata