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.
7 #include "base/basictypes.h"
8 #include "base/files/file.h"
9 #include "base/files/file_util.h"
10 #include "base/location.h"
11 #include "base/memory/scoped_ptr.h"
12 #include "base/message_loop/message_loop.h"
13 #include "base/thread_task_runner_handle.h"
14 #include "chrome/browser/sync_file_system/local/canned_syncable_file_system.h"
15 #include "chrome/browser/sync_file_system/local/local_file_change_tracker.h"
16 #include "chrome/browser/sync_file_system/local/local_file_sync_context.h"
17 #include "chrome/browser/sync_file_system/local/local_file_sync_status.h"
18 #include "chrome/browser/sync_file_system/local/sync_file_system_backend.h"
19 #include "chrome/browser/sync_file_system/local/syncable_file_operation_runner.h"
20 #include "chrome/browser/sync_file_system/local/syncable_file_system_operation.h"
21 #include "chrome/browser/sync_file_system/syncable_file_system_util.h"
22 #include "content/public/test/mock_blob_url_request_context.h"
23 #include "content/public/test/test_browser_thread_bundle.h"
24 #include "storage/browser/fileapi/file_system_context.h"
25 #include "storage/browser/fileapi/file_system_operation_runner.h"
26 #include "testing/gtest/include/gtest/gtest.h"
27 #include "third_party/leveldatabase/src/helpers/memenv/memenv.h"
28 #include "third_party/leveldatabase/src/include/leveldb/env.h"
30 using storage::FileSystemOperation;
31 using storage::FileSystemURL;
32 using content::MockBlobURLRequestContext;
33 using content::ScopedTextBlob;
36 namespace sync_file_system {
39 const std::string kParent = "foo";
40 const std::string kFile = "foo/file";
41 const std::string kDir = "foo/dir";
42 const std::string kChild = "foo/dir/bar";
43 const std::string kOther = "bar";
46 class SyncableFileOperationRunnerTest : public testing::Test {
48 typedef FileSystemOperation::StatusCallback StatusCallback;
50 // Use the current thread as IO thread so that we can directly call
51 // operations in the tests.
52 SyncableFileOperationRunnerTest()
53 : thread_bundle_(content::TestBrowserThreadBundle::IO_MAINLOOP),
54 in_memory_env_(leveldb::NewMemEnv(leveldb::Env::Default())),
55 file_system_(GURL("http://example.com"),
57 base::ThreadTaskRunnerHandle::Get().get(),
58 base::ThreadTaskRunnerHandle::Get().get()),
60 write_status_(File::FILE_ERROR_FAILED),
62 write_complete_(false),
63 url_request_context_(file_system_.file_system_context()),
64 weak_factory_(this) {}
66 void SetUp() override {
67 ASSERT_TRUE(dir_.CreateUniqueTempDir());
69 file_system_.SetUp(CannedSyncableFileSystem::QUOTA_ENABLED);
70 sync_context_ = new LocalFileSyncContext(
73 base::ThreadTaskRunnerHandle::Get().get(),
74 base::ThreadTaskRunnerHandle::Get().get());
77 file_system_.MaybeInitializeFileSystemContext(sync_context_.get()));
79 ASSERT_EQ(File::FILE_OK, file_system_.OpenFileSystem());
80 ASSERT_EQ(File::FILE_OK,
81 file_system_.CreateDirectory(URL(kParent)));
84 void TearDown() override {
85 if (sync_context_.get())
86 sync_context_->ShutdownOnUIThread();
87 sync_context_ = nullptr;
89 file_system_.TearDown();
90 RevokeSyncableFileSystem();
93 FileSystemURL URL(const std::string& path) {
94 return file_system_.URL(path);
97 LocalFileSyncStatus* sync_status() {
98 return file_system_.backend()->sync_context()->sync_status();
101 void ResetCallbackStatus() {
102 write_status_ = File::FILE_ERROR_FAILED;
104 write_complete_ = false;
108 StatusCallback ExpectStatus(const tracked_objects::Location& location,
109 File::Error expect) {
110 return base::Bind(&SyncableFileOperationRunnerTest::DidFinish,
111 weak_factory_.GetWeakPtr(), location, expect);
114 FileSystemOperation::WriteCallback GetWriteCallback(
115 const tracked_objects::Location& location) {
116 return base::Bind(&SyncableFileOperationRunnerTest::DidWrite,
117 weak_factory_.GetWeakPtr(), location);
120 void DidWrite(const tracked_objects::Location& location,
121 File::Error status, int64 bytes, bool complete) {
122 SCOPED_TRACE(testing::Message() << location.ToString());
123 write_status_ = status;
124 write_bytes_ += bytes;
125 write_complete_ = complete;
129 void DidFinish(const tracked_objects::Location& location,
130 File::Error expect, File::Error status) {
131 SCOPED_TRACE(testing::Message() << location.ToString());
132 EXPECT_EQ(expect, status);
136 bool CreateTempFile(base::FilePath* path) {
137 return base::CreateTemporaryFileInDir(dir_.path(), path);
140 content::TestBrowserThreadBundle thread_bundle_;
142 base::ScopedTempDir dir_;
143 scoped_ptr<leveldb::Env> in_memory_env_;
145 CannedSyncableFileSystem file_system_;
146 scoped_refptr<LocalFileSyncContext> sync_context_;
149 File::Error write_status_;
151 bool write_complete_;
153 MockBlobURLRequestContext url_request_context_;
156 base::WeakPtrFactory<SyncableFileOperationRunnerTest> weak_factory_;
158 DISALLOW_COPY_AND_ASSIGN(SyncableFileOperationRunnerTest);
161 TEST_F(SyncableFileOperationRunnerTest, SimpleQueue) {
162 sync_status()->StartSyncing(URL(kFile));
163 ASSERT_FALSE(sync_status()->IsWritable(URL(kFile)));
165 // The URL is in syncing so the write operations won't run.
166 ResetCallbackStatus();
167 file_system_.operation_runner()->CreateFile(
168 URL(kFile), false /* exclusive */,
169 ExpectStatus(FROM_HERE, File::FILE_OK));
170 file_system_.operation_runner()->Truncate(
172 ExpectStatus(FROM_HERE, File::FILE_OK));
173 base::MessageLoop::current()->RunUntilIdle();
174 EXPECT_EQ(0, callback_count_);
176 // Read operations are not blocked (and are executed before queued ones).
177 file_system_.operation_runner()->FileExists(
178 URL(kFile), ExpectStatus(FROM_HERE, File::FILE_ERROR_NOT_FOUND));
179 base::MessageLoop::current()->RunUntilIdle();
180 EXPECT_EQ(1, callback_count_);
182 // End syncing (to enable write).
183 sync_status()->EndSyncing(URL(kFile));
184 ASSERT_TRUE(sync_status()->IsWritable(URL(kFile)));
186 ResetCallbackStatus();
187 base::MessageLoop::current()->RunUntilIdle();
188 EXPECT_EQ(2, callback_count_);
190 // Now the file must have been created and updated.
191 ResetCallbackStatus();
192 file_system_.operation_runner()->FileExists(
193 URL(kFile), ExpectStatus(FROM_HERE, File::FILE_OK));
194 base::MessageLoop::current()->RunUntilIdle();
195 EXPECT_EQ(1, callback_count_);
198 TEST_F(SyncableFileOperationRunnerTest, WriteToParentAndChild) {
199 // First create the kDir directory and kChild in the dir.
200 EXPECT_EQ(File::FILE_OK, file_system_.CreateDirectory(URL(kDir)));
201 EXPECT_EQ(File::FILE_OK, file_system_.CreateFile(URL(kChild)));
203 // Start syncing the kDir directory.
204 sync_status()->StartSyncing(URL(kDir));
205 ASSERT_FALSE(sync_status()->IsWritable(URL(kDir)));
207 // Writes to kParent and kChild should be all queued up.
208 ResetCallbackStatus();
209 file_system_.operation_runner()->Truncate(
210 URL(kChild), 1, ExpectStatus(FROM_HERE, File::FILE_OK));
211 file_system_.operation_runner()->Remove(
212 URL(kParent), true /* recursive */,
213 ExpectStatus(FROM_HERE, File::FILE_OK));
214 base::MessageLoop::current()->RunUntilIdle();
215 EXPECT_EQ(0, callback_count_);
217 // Read operations are not blocked (and are executed before queued ones).
218 file_system_.operation_runner()->DirectoryExists(
219 URL(kDir), ExpectStatus(FROM_HERE, File::FILE_OK));
220 base::MessageLoop::current()->RunUntilIdle();
221 EXPECT_EQ(1, callback_count_);
223 // Writes to unrelated files must succeed as well.
224 ResetCallbackStatus();
225 file_system_.operation_runner()->CreateDirectory(
226 URL(kOther), false /* exclusive */, false /* recursive */,
227 ExpectStatus(FROM_HERE, File::FILE_OK));
228 base::MessageLoop::current()->RunUntilIdle();
229 EXPECT_EQ(1, callback_count_);
231 // End syncing (to enable write).
232 sync_status()->EndSyncing(URL(kDir));
233 ASSERT_TRUE(sync_status()->IsWritable(URL(kDir)));
235 ResetCallbackStatus();
236 base::MessageLoop::current()->RunUntilIdle();
237 EXPECT_EQ(2, callback_count_);
240 TEST_F(SyncableFileOperationRunnerTest, CopyAndMove) {
241 // First create the kDir directory and kChild in the dir.
242 EXPECT_EQ(File::FILE_OK, file_system_.CreateDirectory(URL(kDir)));
243 EXPECT_EQ(File::FILE_OK, file_system_.CreateFile(URL(kChild)));
245 // Start syncing the kParent directory.
246 sync_status()->StartSyncing(URL(kParent));
248 // Copying kDir to other directory should succeed, while moving would fail
249 // (since the source directory is in syncing).
250 ResetCallbackStatus();
251 file_system_.operation_runner()->Copy(
254 storage::FileSystemOperation::OPTION_NONE,
255 storage::FileSystemOperationRunner::CopyProgressCallback(),
256 ExpectStatus(FROM_HERE, File::FILE_OK));
257 file_system_.operation_runner()->Move(
260 storage::FileSystemOperation::OPTION_NONE,
261 ExpectStatus(FROM_HERE, File::FILE_OK));
262 base::MessageLoop::current()->RunUntilIdle();
263 EXPECT_EQ(1, callback_count_);
265 // Only "dest-copy1" should exist.
266 EXPECT_EQ(File::FILE_OK,
267 file_system_.DirectoryExists(URL("dest-copy")));
268 EXPECT_EQ(File::FILE_ERROR_NOT_FOUND,
269 file_system_.DirectoryExists(URL("dest-move")));
271 // Start syncing the "dest-copy2" directory.
272 sync_status()->StartSyncing(URL("dest-copy2"));
274 // Now the destination is also locked copying kDir should be queued.
275 ResetCallbackStatus();
276 file_system_.operation_runner()->Copy(
279 storage::FileSystemOperation::OPTION_NONE,
280 storage::FileSystemOperationRunner::CopyProgressCallback(),
281 ExpectStatus(FROM_HERE, File::FILE_OK));
282 base::MessageLoop::current()->RunUntilIdle();
283 EXPECT_EQ(0, callback_count_);
285 // Finish syncing the "dest-copy2" directory to unlock Copy.
286 sync_status()->EndSyncing(URL("dest-copy2"));
287 ResetCallbackStatus();
288 base::MessageLoop::current()->RunUntilIdle();
289 EXPECT_EQ(1, callback_count_);
291 // Now we should have "dest-copy2".
292 EXPECT_EQ(File::FILE_OK,
293 file_system_.DirectoryExists(URL("dest-copy2")));
295 // Finish syncing the kParent to unlock Move.
296 sync_status()->EndSyncing(URL(kParent));
297 ResetCallbackStatus();
298 base::MessageLoop::current()->RunUntilIdle();
299 EXPECT_EQ(1, callback_count_);
301 // Now we should have "dest-move".
302 EXPECT_EQ(File::FILE_OK,
303 file_system_.DirectoryExists(URL("dest-move")));
306 TEST_F(SyncableFileOperationRunnerTest, Write) {
307 EXPECT_EQ(File::FILE_OK, file_system_.CreateFile(URL(kFile)));
308 const std::string kData("Lorem ipsum.");
309 ScopedTextBlob blob(url_request_context_, "blob:foo", kData);
311 sync_status()->StartSyncing(URL(kFile));
313 ResetCallbackStatus();
314 file_system_.operation_runner()->Write(
315 &url_request_context_,
316 URL(kFile), blob.GetBlobDataHandle(), 0, GetWriteCallback(FROM_HERE));
317 base::MessageLoop::current()->RunUntilIdle();
318 EXPECT_EQ(0, callback_count_);
320 sync_status()->EndSyncing(URL(kFile));
321 ResetCallbackStatus();
323 while (!write_complete_)
324 base::MessageLoop::current()->RunUntilIdle();
326 EXPECT_EQ(File::FILE_OK, write_status_);
327 EXPECT_EQ(kData.size(), write_bytes_);
328 EXPECT_TRUE(write_complete_);
331 TEST_F(SyncableFileOperationRunnerTest, QueueAndCancel) {
332 sync_status()->StartSyncing(URL(kFile));
333 ASSERT_FALSE(sync_status()->IsWritable(URL(kFile)));
335 ResetCallbackStatus();
336 file_system_.operation_runner()->CreateFile(
337 URL(kFile), false /* exclusive */,
338 ExpectStatus(FROM_HERE, File::FILE_ERROR_ABORT));
339 file_system_.operation_runner()->Truncate(
341 ExpectStatus(FROM_HERE, File::FILE_ERROR_ABORT));
342 base::MessageLoop::current()->RunUntilIdle();
343 EXPECT_EQ(0, callback_count_);
345 ResetCallbackStatus();
347 // This shouldn't crash nor leak memory.
348 sync_context_->ShutdownOnUIThread();
349 sync_context_ = nullptr;
350 base::MessageLoop::current()->RunUntilIdle();
351 EXPECT_EQ(2, callback_count_);
354 // Test if CopyInForeignFile runs cooperatively with other Sync operations.
355 TEST_F(SyncableFileOperationRunnerTest, CopyInForeignFile) {
356 const std::string kTestData("test data");
358 base::FilePath temp_path;
359 ASSERT_TRUE(CreateTempFile(&temp_path));
360 ASSERT_EQ(static_cast<int>(kTestData.size()),
362 temp_path, kTestData.data(), kTestData.size()));
364 sync_status()->StartSyncing(URL(kFile));
365 ASSERT_FALSE(sync_status()->IsWritable(URL(kFile)));
367 // The URL is in syncing so CopyIn (which is a write operation) won't run.
368 ResetCallbackStatus();
369 file_system_.operation_runner()->CopyInForeignFile(
370 temp_path, URL(kFile),
371 ExpectStatus(FROM_HERE, File::FILE_OK));
372 base::MessageLoop::current()->RunUntilIdle();
373 EXPECT_EQ(0, callback_count_);
375 // End syncing (to enable write).
376 sync_status()->EndSyncing(URL(kFile));
377 ASSERT_TRUE(sync_status()->IsWritable(URL(kFile)));
379 ResetCallbackStatus();
380 base::MessageLoop::current()->RunUntilIdle();
381 EXPECT_EQ(1, callback_count_);
383 // Now the file must have been created and have the same content as temp_path.
384 ResetCallbackStatus();
385 file_system_.DoVerifyFile(
386 URL(kFile), kTestData,
387 ExpectStatus(FROM_HERE, File::FILE_OK));
388 base::MessageLoop::current()->RunUntilIdle();
389 EXPECT_EQ(1, callback_count_);
392 TEST_F(SyncableFileOperationRunnerTest, Cancel) {
394 file_system_.operation_runner()->CreateFile(
395 URL(kFile), false /* exclusive */,
396 ExpectStatus(FROM_HERE, File::FILE_OK));
397 base::MessageLoop::current()->RunUntilIdle();
398 EXPECT_EQ(1, callback_count_);
400 // Run Truncate and immediately cancel. This shouldn't crash.
401 ResetCallbackStatus();
402 storage::FileSystemOperationRunner::OperationID id =
403 file_system_.operation_runner()->Truncate(
404 URL(kFile), 10, ExpectStatus(FROM_HERE, File::FILE_OK));
405 file_system_.operation_runner()->Cancel(
406 id, ExpectStatus(FROM_HERE, File::FILE_ERROR_INVALID_OPERATION));
407 base::MessageLoop::current()->RunUntilIdle();
408 EXPECT_EQ(2, callback_count_);
411 } // namespace sync_file_system