src/chrome/browser/chromeos/drive/directory_loader_unittest.cc

   1 // Copyright 2014 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/chromeos/drive/directory_loader.h"
   6
   7 #include "base/callback_helpers.h"
   8 #include "base/files/scoped_temp_dir.h"
   9 #include "base/memory/scoped_ptr.h"
  10 #include "base/prefs/testing_pref_service.h"
  11 #include "base/run_loop.h"
  12 #include "chrome/browser/chromeos/drive/change_list_loader.h"
  13 #include "chrome/browser/chromeos/drive/change_list_loader_observer.h"
  14 #include "chrome/browser/chromeos/drive/file_cache.h"
  15 #include "chrome/browser/chromeos/drive/file_system_util.h"
  16 #include "chrome/browser/chromeos/drive/job_scheduler.h"
  17 #include "chrome/browser/chromeos/drive/resource_metadata.h"
  18 #include "chrome/browser/chromeos/drive/test_util.h"
  19 #include "chrome/browser/drive/event_logger.h"
  20 #include "chrome/browser/drive/fake_drive_service.h"
  21 #include "content/public/test/test_browser_thread_bundle.h"
  22 #include "google_apis/drive/drive_api_parser.h"
  23 #include "google_apis/drive/test_util.h"
  24 #include "testing/gtest/include/gtest/gtest.h"
  25
  26 namespace drive {
  27 namespace internal {
  28
  29 namespace {
  30
  31 class TestDirectoryLoaderObserver : public ChangeListLoaderObserver {
  32  public:
  33   explicit TestDirectoryLoaderObserver(DirectoryLoader* loader)
  34       : loader_(loader) {
  35     loader_->AddObserver(this);
  36   }
  37
  38   virtual ~TestDirectoryLoaderObserver() {
  39     loader_->RemoveObserver(this);
  40   }
  41
  42   const std::set<base::FilePath>& changed_directories() const {
  43     return changed_directories_;
  44   }
  45   void clear_changed_directories() { changed_directories_.clear(); }
  46
  47   // ChageListObserver overrides:
  48   virtual void OnDirectoryChanged(
  49       const base::FilePath& directory_path) OVERRIDE {
  50     changed_directories_.insert(directory_path);
  51   }
  52
  53  private:
  54   DirectoryLoader* loader_;
  55   std::set<base::FilePath> changed_directories_;
  56
  57   DISALLOW_COPY_AND_ASSIGN(TestDirectoryLoaderObserver);
  58 };
  59
  60 void AccumulateReadDirectoryResult(ResourceEntryVector* out_entries,
  61                                    scoped_ptr<ResourceEntryVector> entries) {
  62   ASSERT_TRUE(entries);
  63   out_entries->insert(out_entries->end(), entries->begin(), entries->end());
  64 }
  65
  66 }  // namespace
  67
  68 class DirectoryLoaderTest : public testing::Test {
  69  protected:
  70   virtual void SetUp() OVERRIDE {
  71     ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
  72     pref_service_.reset(new TestingPrefServiceSimple);
  73     test_util::RegisterDrivePrefs(pref_service_->registry());
  74
  75     logger_.reset(new EventLogger);
  76
  77     drive_service_.reset(new FakeDriveService);
  78     ASSERT_TRUE(drive_service_->LoadResourceListForWapi(
  79         "gdata/root_feed.json"));
  80     ASSERT_TRUE(drive_service_->LoadAccountMetadataForWapi(
  81         "gdata/account_metadata.json"));
  82
  83     scheduler_.reset(new JobScheduler(pref_service_.get(),
  84                                       logger_.get(),
  85                                       drive_service_.get(),
  86                                       base::MessageLoopProxy::current().get()));
  87     metadata_storage_.reset(new ResourceMetadataStorage(
  88         temp_dir_.path(), base::MessageLoopProxy::current().get()));
  89     ASSERT_TRUE(metadata_storage_->Initialize());
  90
  91     metadata_.reset(new ResourceMetadata(
  92         metadata_storage_.get(), base::MessageLoopProxy::current().get()));
  93     ASSERT_EQ(FILE_ERROR_OK, metadata_->Initialize());
  94
  95     cache_.reset(new FileCache(metadata_storage_.get(),
  96                                temp_dir_.path(),
  97                                base::MessageLoopProxy::current().get(),
  98                                NULL /* free_disk_space_getter */));
  99     ASSERT_TRUE(cache_->Initialize());
 100
 101     about_resource_loader_.reset(new AboutResourceLoader(scheduler_.get()));
 102     loader_controller_.reset(new LoaderController);
 103     directory_loader_.reset(
 104         new DirectoryLoader(logger_.get(),
 105                              base::MessageLoopProxy::current().get(),
 106                              metadata_.get(),
 107                              scheduler_.get(),
 108                              drive_service_.get(),
 109                              about_resource_loader_.get(),
 110                              loader_controller_.get()));
 111   }
 112
 113   // Adds a new file to the root directory of the service.
 114   scoped_ptr<google_apis::ResourceEntry> AddNewFile(const std::string& title) {
 115     google_apis::GDataErrorCode error = google_apis::GDATA_FILE_ERROR;
 116     scoped_ptr<google_apis::ResourceEntry> entry;
 117     drive_service_->AddNewFile(
 118         "text/plain",
 119         "content text",
 120         drive_service_->GetRootResourceId(),
 121         title,
 122         false,  // shared_with_me
 123         google_apis::test_util::CreateCopyResultCallback(&error, &entry));
 124     base::RunLoop().RunUntilIdle();
 125     EXPECT_EQ(google_apis::HTTP_CREATED, error);
 126     return entry.Pass();
 127   }
 128
 129   content::TestBrowserThreadBundle thread_bundle_;
 130   base::ScopedTempDir temp_dir_;
 131   scoped_ptr<TestingPrefServiceSimple> pref_service_;
 132   scoped_ptr<EventLogger> logger_;
 133   scoped_ptr<FakeDriveService> drive_service_;
 134   scoped_ptr<JobScheduler> scheduler_;
 135   scoped_ptr<ResourceMetadataStorage,
 136              test_util::DestroyHelperForTests> metadata_storage_;
 137   scoped_ptr<ResourceMetadata, test_util::DestroyHelperForTests> metadata_;
 138   scoped_ptr<FileCache, test_util::DestroyHelperForTests> cache_;
 139   scoped_ptr<AboutResourceLoader> about_resource_loader_;
 140   scoped_ptr<LoaderController> loader_controller_;
 141   scoped_ptr<DirectoryLoader> directory_loader_;
 142 };
 143
 144 TEST_F(DirectoryLoaderTest, ReadDirectory_GrandRoot) {
 145   TestDirectoryLoaderObserver observer(directory_loader_.get());
 146
 147   // Load grand root.
 148   FileError error = FILE_ERROR_FAILED;
 149   ResourceEntryVector entries;
 150   directory_loader_->ReadDirectory(
 151       util::GetDriveGrandRootPath(),
 152       base::Bind(&AccumulateReadDirectoryResult, &entries),
 153       google_apis::test_util::CreateCopyResultCallback(&error));
 154   base::RunLoop().RunUntilIdle();
 155   EXPECT_EQ(FILE_ERROR_OK, error);
 156   EXPECT_EQ(0U, observer.changed_directories().size());
 157   observer.clear_changed_directories();
 158
 159   // My Drive has resource ID.
 160   ResourceEntry entry;
 161   EXPECT_EQ(FILE_ERROR_OK,
 162             metadata_->GetResourceEntryByPath(util::GetDriveMyDriveRootPath(),
 163                                               &entry));
 164   EXPECT_EQ(drive_service_->GetRootResourceId(), entry.resource_id());
 165 }
 166
 167 TEST_F(DirectoryLoaderTest, ReadDirectory_MyDrive) {
 168   TestDirectoryLoaderObserver observer(directory_loader_.get());
 169
 170   // My Drive does not have resource ID yet.
 171   ResourceEntry entry;
 172   EXPECT_EQ(FILE_ERROR_OK,
 173             metadata_->GetResourceEntryByPath(util::GetDriveMyDriveRootPath(),
 174                                               &entry));
 175   EXPECT_TRUE(entry.resource_id().empty());
 176
 177   // Load My Drive.
 178   FileError error = FILE_ERROR_FAILED;
 179   ResourceEntryVector entries;
 180   directory_loader_->ReadDirectory(
 181       util::GetDriveMyDriveRootPath(),
 182       base::Bind(&AccumulateReadDirectoryResult, &entries),
 183       google_apis::test_util::CreateCopyResultCallback(&error));
 184   base::RunLoop().RunUntilIdle();
 185   EXPECT_EQ(FILE_ERROR_OK, error);
 186   EXPECT_EQ(1U, observer.changed_directories().count(
 187       util::GetDriveMyDriveRootPath()));
 188
 189   // My Drive has resource ID.
 190   EXPECT_EQ(FILE_ERROR_OK,
 191             metadata_->GetResourceEntryByPath(util::GetDriveMyDriveRootPath(),
 192                                               &entry));
 193   EXPECT_EQ(drive_service_->GetRootResourceId(), entry.resource_id());
 194   EXPECT_EQ(drive_service_->about_resource().largest_change_id(),
 195             entry.directory_specific_info().changestamp());
 196
 197   // My Drive's child is present.
 198   base::FilePath file_path =
 199       util::GetDriveMyDriveRootPath().AppendASCII("File 1.txt");
 200   EXPECT_EQ(FILE_ERROR_OK,
 201             metadata_->GetResourceEntryByPath(file_path, &entry));
 202 }
 203
 204 TEST_F(DirectoryLoaderTest, ReadDirectory_MultipleCalls) {
 205   TestDirectoryLoaderObserver observer(directory_loader_.get());
 206
 207   // Load grand root.
 208   FileError error = FILE_ERROR_FAILED;
 209   ResourceEntryVector entries;
 210   directory_loader_->ReadDirectory(
 211       util::GetDriveGrandRootPath(),
 212       base::Bind(&AccumulateReadDirectoryResult, &entries),
 213       google_apis::test_util::CreateCopyResultCallback(&error));
 214
 215   // Load grand root again without waiting for the result.
 216   FileError error2 = FILE_ERROR_FAILED;
 217   ResourceEntryVector entries2;
 218   directory_loader_->ReadDirectory(
 219       util::GetDriveGrandRootPath(),
 220       base::Bind(&AccumulateReadDirectoryResult, &entries2),
 221       google_apis::test_util::CreateCopyResultCallback(&error2));
 222   base::RunLoop().RunUntilIdle();
 223
 224   // Callback is called for each method call.
 225   EXPECT_EQ(FILE_ERROR_OK, error);
 226   EXPECT_EQ(FILE_ERROR_OK, error2);
 227 }
 228
 229 TEST_F(DirectoryLoaderTest, Lock) {
 230   // Lock the loader.
 231   scoped_ptr<base::ScopedClosureRunner> lock = loader_controller_->GetLock();
 232
 233   // Start loading.
 234   TestDirectoryLoaderObserver observer(directory_loader_.get());
 235   FileError error = FILE_ERROR_FAILED;
 236   ResourceEntryVector entries;
 237   directory_loader_->ReadDirectory(
 238       util::GetDriveMyDriveRootPath(),
 239       base::Bind(&AccumulateReadDirectoryResult, &entries),
 240       google_apis::test_util::CreateCopyResultCallback(&error));
 241   base::RunLoop().RunUntilIdle();
 242
 243   // Update is pending due to the lock.
 244   EXPECT_TRUE(observer.changed_directories().empty());
 245
 246   // Unlock the loader, this should resume the pending udpate.
 247   lock.reset();
 248   base::RunLoop().RunUntilIdle();
 249   EXPECT_EQ(1U, observer.changed_directories().count(
 250       util::GetDriveMyDriveRootPath()));
 251 }
 252
 253 }  // namespace internal
 254 }  // namespace drive