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      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/drive_file_sync_service.h"
      6 
      7 #include "base/bind.h"
      8 #include "base/message_loop/message_loop_proxy.h"
      9 #include "base/run_loop.h"
     10 #include "chrome/browser/sync_file_system/drive_backend/drive_metadata_store.h"
     11 #include "chrome/browser/sync_file_system/drive_backend/fake_api_util.h"
     12 #include "chrome/browser/sync_file_system/sync_file_system.pb.h"
     13 #include "chrome/browser/sync_file_system/syncable_file_system_util.h"
     14 #include "chrome/test/base/testing_profile.h"
     15 #include "content/public/test/test_browser_thread_bundle.h"
     16 #include "testing/gtest/include/gtest/gtest.h"
     17 
     18 namespace sync_file_system {
     19 
     20 using drive_backend::APIUtilInterface;
     21 using drive_backend::FakeAPIUtil;
     22 
     23 namespace {
     24 
     25 const char kSyncRootResourceId[] = "folder:sync_root_resource_id";
     26 
     27 void DidInitialize(bool* done, SyncStatusCode status, bool created) {
     28   EXPECT_EQ(SYNC_STATUS_OK, status);
     29   *done = true;
     30 }
     31 
     32 void ExpectEqStatus(bool* done,
     33                     SyncStatusCode expected,
     34                     SyncStatusCode actual) {
     35   EXPECT_FALSE(*done);
     36   *done = true;
     37   EXPECT_EQ(expected, actual);
     38 }
     39 
     40 void ExpectOkStatus(SyncStatusCode status) {
     41   EXPECT_EQ(SYNC_STATUS_OK, status);
     42 }
     43 
     44 }  // namespace
     45 
     46 class DriveFileSyncServiceTest : public testing::Test {
     47  public:
     48   DriveFileSyncServiceTest()
     49       : thread_bundle_(content::TestBrowserThreadBundle::IO_MAINLOOP),
     50         fake_api_util_(NULL),
     51         metadata_store_(NULL) {}
     52 
     53   virtual void SetUp() OVERRIDE {
     54     RegisterSyncableFileSystem();
     55     fake_api_util_ = new FakeAPIUtil;
     56 
     57     ASSERT_TRUE(scoped_base_dir_.CreateUniqueTempDir());
     58     base_dir_ = scoped_base_dir_.path();
     59     metadata_store_ = new DriveMetadataStore(
     60         base_dir_, base::MessageLoopProxy::current().get());
     61     bool done = false;
     62     metadata_store_->Initialize(base::Bind(&DidInitialize, &done));
     63     base::RunLoop().RunUntilIdle();
     64     metadata_store_->SetSyncRootDirectory(kSyncRootResourceId);
     65     EXPECT_TRUE(done);
     66 
     67     sync_service_ = DriveFileSyncService::CreateForTesting(
     68         &profile_,
     69         base_dir_,
     70         scoped_ptr<APIUtilInterface>(fake_api_util_),
     71         scoped_ptr<DriveMetadataStore>(metadata_store_)).Pass();
     72     base::RunLoop().RunUntilIdle();
     73   }
     74 
     75   virtual void TearDown() OVERRIDE {
     76     metadata_store_ = NULL;
     77     fake_api_util_ = NULL;
     78     sync_service_.reset();
     79     base::RunLoop().RunUntilIdle();
     80 
     81     base_dir_ = base::FilePath();
     82     RevokeSyncableFileSystem();
     83   }
     84 
     85   virtual ~DriveFileSyncServiceTest() {
     86   }
     87 
     88  protected:
     89   FakeAPIUtil* fake_api_util() { return fake_api_util_; }
     90   DriveMetadataStore* metadata_store() { return metadata_store_; }
     91   DriveFileSyncService* sync_service() { return sync_service_.get(); }
     92   std::map<GURL, std::string>* pending_batch_sync_origins() {
     93     return &(sync_service()->pending_batch_sync_origins_);
     94   }
     95 
     96   // Helper function to add an origin to the given origin sync status. To make
     97   // naming easier, each origin, resourceID, etc. will all share the same
     98   // prefixes and only be distinguished by the given suffix ID which could be a
     99   // number (1, 2, 3, etc.) or a letter (A, B, C, etc.).
    100   // e.g. originA, originB, folder:resource_idA, folder:resource_idB, etc.
    101   void AddOrigin(std::string status, const char* suffix) {
    102     const GURL origin(std::string("chrome-extension://app_") + suffix);
    103     const std::string resource_id(std::string("folder:resource_id") + suffix);
    104 
    105     if (status == "Pending") {
    106       pending_batch_sync_origins()->insert(std::make_pair(origin, resource_id));
    107     } else if (status == "Enabled") {
    108       metadata_store()->AddIncrementalSyncOrigin(origin, resource_id);
    109     } else if (status == "Disabled") {
    110       metadata_store()->AddIncrementalSyncOrigin(origin, resource_id);
    111       metadata_store()->DisableOrigin(origin, base::Bind(&ExpectOkStatus));
    112     } else {
    113       NOTREACHED();
    114     }
    115   }
    116 
    117   bool VerifyOriginStatusCount(size_t expected_pending,
    118                                size_t expected_enabled,
    119                                size_t expected_disabled) {
    120     size_t actual_pending = pending_batch_sync_origins()->size();
    121     size_t actual_enabled = metadata_store()->incremental_sync_origins().size();
    122     size_t actual_disabled = metadata_store()->disabled_origins().size();
    123 
    124     // Prints which counts don't match up if any.
    125     EXPECT_EQ(expected_pending, actual_pending);
    126     EXPECT_EQ(expected_enabled, actual_enabled);
    127     EXPECT_EQ(expected_disabled, actual_disabled);
    128 
    129     // If any count doesn't match, the original line number can be printed by
    130     // simply adding ASSERT_TRUE on the call to this function.
    131     if (expected_pending == actual_pending &&
    132         expected_enabled == actual_enabled &&
    133         expected_disabled == actual_disabled)
    134       return true;
    135 
    136     return false;
    137   }
    138 
    139  private:
    140   base::ScopedTempDir scoped_base_dir_;
    141   content::TestBrowserThreadBundle thread_bundle_;
    142 
    143   TestingProfile profile_;
    144   base::FilePath base_dir_;
    145 
    146   FakeAPIUtil* fake_api_util_;          // Owned by |sync_service_|.
    147   DriveMetadataStore* metadata_store_;  // Owned by |sync_service_|.
    148 
    149   scoped_ptr<DriveFileSyncService> sync_service_;
    150 
    151   DISALLOW_COPY_AND_ASSIGN(DriveFileSyncServiceTest);
    152 };
    153 
    154 TEST_F(DriveFileSyncServiceTest, UninstallOrigin) {
    155   // Add fake app origin directory using fake drive_sync_client.
    156   std::string origin_dir_resource_id = "uninstalledappresourceid";
    157   fake_api_util()->PushRemoteChange("parent_id",
    158                                     "parent_title",
    159                                     "uninstall_me_folder",
    160                                     origin_dir_resource_id,
    161                                     "resource_md5",
    162                                     SYNC_FILE_TYPE_FILE,
    163                                     false);
    164 
    165   // Add meta_data entry so GURL->resourse_id mapping is there.
    166   const GURL origin_gurl("chrome-extension://uninstallme");
    167   metadata_store()->AddIncrementalSyncOrigin(origin_gurl,
    168                                              origin_dir_resource_id);
    169 
    170   // Delete the origin directory.
    171   bool done = false;
    172   sync_service()->UninstallOrigin(
    173       origin_gurl,
    174       base::Bind(&ExpectEqStatus, &done, SYNC_STATUS_OK));
    175   base::RunLoop().RunUntilIdle();
    176   EXPECT_TRUE(done);
    177 
    178   // Assert the App's origin folder was marked as deleted.
    179   EXPECT_TRUE(fake_api_util()->remote_resources().find(
    180       origin_dir_resource_id)->second.deleted);
    181 }
    182 
    183 TEST_F(DriveFileSyncServiceTest, UninstallOriginWithoutOriginDirectory) {
    184   // Not add fake app origin directory.
    185   std::string origin_dir_resource_id = "uninstalledappresourceid";
    186 
    187   // Add meta_data entry so GURL->resourse_id mapping is there.
    188   const GURL origin_gurl("chrome-extension://uninstallme");
    189   metadata_store()->AddIncrementalSyncOrigin(origin_gurl,
    190                                              origin_dir_resource_id);
    191 
    192   // Delete the origin directory (but not found).
    193   bool done = false;
    194   sync_service()->UninstallOrigin(
    195       origin_gurl,
    196       base::Bind(&ExpectEqStatus, &done, SYNC_STATUS_OK));
    197   base::RunLoop().RunUntilIdle();
    198   EXPECT_TRUE(done);
    199 
    200   // Assert the App's origin folder does not exist.
    201   const FakeAPIUtil::RemoteResourceByResourceId& remote_resources =
    202       fake_api_util()->remote_resources();
    203   EXPECT_TRUE(remote_resources.find(origin_dir_resource_id) ==
    204               remote_resources.end());
    205 }
    206 
    207 TEST_F(DriveFileSyncServiceTest, DisableOriginForTrackingChangesPendingOrigin) {
    208   // Disable a pending origin after DriveFileSystemService has already started.
    209   const GURL origin("chrome-extension://app");
    210   std::string origin_resource_id = "app_resource_id";
    211   pending_batch_sync_origins()->insert(std::make_pair(origin,
    212                                                       origin_resource_id));
    213   ASSERT_TRUE(VerifyOriginStatusCount(1u, 0u, 0u));
    214 
    215   // Pending origins that are disabled are dropped and do not go to disabled.
    216   sync_service()->DisableOriginForTrackingChanges(origin,
    217                                                   base::Bind(&ExpectOkStatus));
    218   base::RunLoop().RunUntilIdle();
    219   ASSERT_TRUE(VerifyOriginStatusCount(0u, 0u, 0u));
    220 }
    221 
    222 TEST_F(DriveFileSyncServiceTest,
    223        DisableOriginForTrackingChangesIncrementalOrigin) {
    224   // Disable a pending origin after DriveFileSystemService has already started.
    225   const GURL origin("chrome-extension://app");
    226   std::string origin_resource_id = "app_resource_id";
    227   metadata_store()->AddIncrementalSyncOrigin(origin, origin_resource_id);
    228   ASSERT_TRUE(VerifyOriginStatusCount(0u, 1u, 0u));
    229 
    230   sync_service()->DisableOriginForTrackingChanges(origin,
    231                                                   base::Bind(&ExpectOkStatus));
    232   base::RunLoop().RunUntilIdle();
    233   ASSERT_TRUE(VerifyOriginStatusCount(0u, 0u, 1u));
    234 }
    235 
    236 TEST_F(DriveFileSyncServiceTest, EnableOriginForTrackingChanges) {
    237   const GURL origin("chrome-extension://app");
    238   std::string origin_resource_id = "app_resource_id";
    239   metadata_store()->AddIncrementalSyncOrigin(origin, origin_resource_id);
    240   metadata_store()->DisableOrigin(origin, base::Bind(&ExpectOkStatus));
    241   ASSERT_TRUE(VerifyOriginStatusCount(0u, 0u, 1u));
    242 
    243   // Re-enable the previously disabled origin. It initially goes to pending
    244   // status and then to enabled (incremental) again when NotifyTasksDone() in
    245   // SyncTaskManager invokes MaybeStartFetchChanges() and pending
    246   // origins > 0.
    247   sync_service()->EnableOriginForTrackingChanges(origin,
    248                                                  base::Bind(&ExpectOkStatus));
    249   base::RunLoop().RunUntilIdle();
    250   ASSERT_TRUE(VerifyOriginStatusCount(0u, 1u, 0u));
    251 }
    252 
    253 TEST_F(DriveFileSyncServiceTest, GetOriginStatusMap) {
    254   RemoteFileSyncService::OriginStatusMap origin_status_map;
    255   sync_service()->GetOriginStatusMap(&origin_status_map);
    256   ASSERT_EQ(0u, origin_status_map.size());
    257 
    258   // Add 3 pending, 2 enabled and 1 disabled sync origin.
    259   AddOrigin("Pending", "p0");
    260   AddOrigin("Pending", "p1");
    261   AddOrigin("Pending", "p2");
    262   AddOrigin("Enabled", "e0");
    263   AddOrigin("Enabled", "e1");
    264   AddOrigin("Disabled", "d0");
    265 
    266   sync_service()->GetOriginStatusMap(&origin_status_map);
    267   ASSERT_EQ(6u, origin_status_map.size());
    268   EXPECT_EQ("Pending", origin_status_map[GURL("chrome-extension://app_p0")]);
    269   EXPECT_EQ("Pending", origin_status_map[GURL("chrome-extension://app_p1")]);
    270   EXPECT_EQ("Pending", origin_status_map[GURL("chrome-extension://app_p2")]);
    271   EXPECT_EQ("Enabled", origin_status_map[GURL("chrome-extension://app_e0")]);
    272   EXPECT_EQ("Enabled", origin_status_map[GURL("chrome-extension://app_e1")]);
    273   EXPECT_EQ("Disabled", origin_status_map[GURL("chrome-extension://app_d0")]);
    274 }
    275 
    276 }  // namespace sync_file_system
    277