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| 1 // Copyright 2015 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 "storage/browser/blob/blob_reader.h" |
| 6 |
| 7 #include "base/bind.h" |
| 8 #include "base/bind_helpers.h" |
| 9 #include "base/callback.h" |
| 10 #include "base/files/file_path.h" |
| 11 #include "base/location.h" |
| 12 #include "base/memory/scoped_ptr.h" |
| 13 #include "base/message_loop/message_loop.h" |
| 14 #include "base/run_loop.h" |
| 15 #include "base/strings/stringprintf.h" |
| 16 #include "base/task_runner.h" |
| 17 #include "base/time/time.h" |
| 18 #include "content/public/test/async_file_test_helper.h" |
| 19 #include "content/public/test/test_file_system_context.h" |
| 20 #include "net/base/completion_callback.h" |
| 21 #include "net/base/io_buffer.h" |
| 22 #include "net/base/net_errors.h" |
| 23 #include "net/base/test_completion_callback.h" |
| 24 #include "net/disk_cache/disk_cache.h" |
| 25 #include "storage/browser/blob/blob_data_builder.h" |
| 26 #include "storage/browser/blob/blob_data_handle.h" |
| 27 #include "storage/browser/blob/blob_storage_context.h" |
| 28 #include "storage/browser/fileapi/file_stream_reader.h" |
| 29 #include "storage/browser/fileapi/file_system_context.h" |
| 30 #include "storage/browser/fileapi/file_system_file_util.h" |
| 31 #include "testing/gmock/include/gmock/gmock.h" |
| 32 #include "testing/gtest/include/gtest/gtest.h" |
| 33 #include "url/gurl.h" |
| 34 |
| 35 using base::FilePath; |
| 36 using content::AsyncFileTestHelper; |
| 37 using net::DrainableIOBuffer; |
| 38 using net::IOBuffer; |
| 39 |
| 40 namespace storage { |
| 41 namespace { |
| 42 |
| 43 const int kTestDiskCacheStreamIndex = 0; |
| 44 |
| 45 // Our disk cache tests don't need a real data handle since the tests themselves |
| 46 // scope the disk cache and entries. |
| 47 class EmptyDataHandle : public storage::BlobDataBuilder::DataHandle { |
| 48 private: |
| 49 ~EmptyDataHandle() override {} |
| 50 }; |
| 51 |
| 52 // A disk_cache::Entry that arbitrarily delays the completion of a read |
| 53 // operation to allow testing some races without flake. This is particularly |
| 54 // relevant in this unit test, which uses the always-synchronous MEMORY_CACHE. |
| 55 class DelayedReadEntry : public disk_cache::Entry { |
| 56 public: |
| 57 explicit DelayedReadEntry(disk_cache::ScopedEntryPtr entry) |
| 58 : entry_(entry.Pass()) {} |
| 59 ~DelayedReadEntry() override { EXPECT_FALSE(HasPendingReadCallbacks()); } |
| 60 |
| 61 bool HasPendingReadCallbacks() { return !pending_read_callbacks_.empty(); } |
| 62 |
| 63 void RunPendingReadCallbacks() { |
| 64 std::vector<base::Callback<void(void)>> callbacks; |
| 65 pending_read_callbacks_.swap(callbacks); |
| 66 for (const auto& callback : callbacks) |
| 67 callback.Run(); |
| 68 } |
| 69 |
| 70 // From disk_cache::Entry: |
| 71 void Doom() override { entry_->Doom(); } |
| 72 |
| 73 void Close() override { delete this; } // Note this is required by the API. |
| 74 |
| 75 std::string GetKey() const override { return entry_->GetKey(); } |
| 76 |
| 77 base::Time GetLastUsed() const override { return entry_->GetLastUsed(); } |
| 78 |
| 79 base::Time GetLastModified() const override { |
| 80 return entry_->GetLastModified(); |
| 81 } |
| 82 |
| 83 int32 GetDataSize(int index) const override { |
| 84 return entry_->GetDataSize(index); |
| 85 } |
| 86 |
| 87 int ReadData(int index, |
| 88 int offset, |
| 89 IOBuffer* buf, |
| 90 int buf_len, |
| 91 const CompletionCallback& original_callback) override { |
| 92 net::TestCompletionCallback callback; |
| 93 int rv = entry_->ReadData(index, offset, buf, buf_len, callback.callback()); |
| 94 DCHECK_NE(rv, net::ERR_IO_PENDING) |
| 95 << "Test expects to use a MEMORY_CACHE instance, which is synchronous."; |
| 96 pending_read_callbacks_.push_back(base::Bind(original_callback, rv)); |
| 97 return net::ERR_IO_PENDING; |
| 98 } |
| 99 |
| 100 int WriteData(int index, |
| 101 int offset, |
| 102 IOBuffer* buf, |
| 103 int buf_len, |
| 104 const CompletionCallback& callback, |
| 105 bool truncate) override { |
| 106 return entry_->WriteData(index, offset, buf, buf_len, callback, truncate); |
| 107 } |
| 108 |
| 109 int ReadSparseData(int64 offset, |
| 110 IOBuffer* buf, |
| 111 int buf_len, |
| 112 const CompletionCallback& callback) override { |
| 113 return entry_->ReadSparseData(offset, buf, buf_len, callback); |
| 114 } |
| 115 |
| 116 int WriteSparseData(int64 offset, |
| 117 IOBuffer* buf, |
| 118 int buf_len, |
| 119 const CompletionCallback& callback) override { |
| 120 return entry_->WriteSparseData(offset, buf, buf_len, callback); |
| 121 } |
| 122 |
| 123 int GetAvailableRange(int64 offset, |
| 124 int len, |
| 125 int64* start, |
| 126 const CompletionCallback& callback) override { |
| 127 return entry_->GetAvailableRange(offset, len, start, callback); |
| 128 } |
| 129 |
| 130 bool CouldBeSparse() const override { return entry_->CouldBeSparse(); } |
| 131 |
| 132 void CancelSparseIO() override { entry_->CancelSparseIO(); } |
| 133 |
| 134 int ReadyForSparseIO(const CompletionCallback& callback) override { |
| 135 return entry_->ReadyForSparseIO(callback); |
| 136 } |
| 137 |
| 138 private: |
| 139 disk_cache::ScopedEntryPtr entry_; |
| 140 std::vector<base::Callback<void(void)>> pending_read_callbacks_; |
| 141 }; |
| 142 |
| 143 scoped_ptr<disk_cache::Backend> CreateInMemoryDiskCache( |
| 144 const scoped_refptr<base::SingleThreadTaskRunner>& thread) { |
| 145 scoped_ptr<disk_cache::Backend> cache; |
| 146 net::TestCompletionCallback callback; |
| 147 int rv = disk_cache::CreateCacheBackend( |
| 148 net::MEMORY_CACHE, net::CACHE_BACKEND_DEFAULT, FilePath(), 0, false, |
| 149 thread, nullptr, &cache, callback.callback()); |
| 150 EXPECT_EQ(net::OK, callback.GetResult(rv)); |
| 151 |
| 152 return cache.Pass(); |
| 153 } |
| 154 |
| 155 disk_cache::ScopedEntryPtr CreateDiskCacheEntry(disk_cache::Backend* cache, |
| 156 const char* key, |
| 157 const std::string& data) { |
| 158 disk_cache::Entry* temp_entry = nullptr; |
| 159 net::TestCompletionCallback callback; |
| 160 int rv = cache->CreateEntry(key, &temp_entry, callback.callback()); |
| 161 if (callback.GetResult(rv) != net::OK) |
| 162 return nullptr; |
| 163 disk_cache::ScopedEntryPtr entry(temp_entry); |
| 164 |
| 165 scoped_refptr<net::StringIOBuffer> iobuffer = new net::StringIOBuffer(data); |
| 166 rv = entry->WriteData(kTestDiskCacheStreamIndex, 0, iobuffer.get(), |
| 167 iobuffer->size(), callback.callback(), false); |
| 168 EXPECT_EQ(static_cast<int>(data.size()), callback.GetResult(rv)); |
| 169 return entry.Pass(); |
| 170 } |
| 171 |
| 172 template <typename T> |
| 173 void SetValue(T* address, T value) { |
| 174 *address = value; |
| 175 } |
| 176 |
| 177 class FakeFileStreamReader : public FileStreamReader { |
| 178 public: |
| 179 explicit FakeFileStreamReader(const std::string& contents) |
| 180 : buffer_(new DrainableIOBuffer( |
| 181 new net::StringIOBuffer( |
| 182 scoped_ptr<std::string>(new std::string(contents))), |
| 183 contents.size())), |
| 184 net_error_(net::OK), |
| 185 size_(contents.size()) {} |
| 186 FakeFileStreamReader(const std::string& contents, uint64_t size) |
| 187 : buffer_(new DrainableIOBuffer( |
| 188 new net::StringIOBuffer( |
| 189 scoped_ptr<std::string>(new std::string(contents))), |
| 190 contents.size())), |
| 191 net_error_(net::OK), |
| 192 size_(size) {} |
| 193 |
| 194 ~FakeFileStreamReader() override {} |
| 195 |
| 196 void SetReturnError(int net_error) { net_error_ = net_error; } |
| 197 |
| 198 void SetAsyncRunner(base::SingleThreadTaskRunner* runner) { |
| 199 async_task_runner_ = runner; |
| 200 } |
| 201 |
| 202 int Read(net::IOBuffer* buf, |
| 203 int buf_length, |
| 204 const net::CompletionCallback& done) override { |
| 205 DCHECK(buf); |
| 206 // When async_task_runner_ is not set, return synchronously. |
| 207 if (!async_task_runner_.get()) { |
| 208 if (net_error_ == net::OK) { |
| 209 return ReadImpl(buf, buf_length, net::CompletionCallback()); |
| 210 } else { |
| 211 return net_error_; |
| 212 } |
| 213 } |
| 214 |
| 215 // Otherwise always return asynchronously. |
| 216 if (net_error_ == net::OK) { |
| 217 async_task_runner_->PostTask( |
| 218 FROM_HERE, |
| 219 base::Bind(base::IgnoreResult(&FakeFileStreamReader::ReadImpl), |
| 220 base::Unretained(this), make_scoped_refptr(buf), |
| 221 buf_length, done)); |
| 222 } else { |
| 223 async_task_runner_->PostTask(FROM_HERE, base::Bind(done, net_error_)); |
| 224 } |
| 225 return net::ERR_IO_PENDING; |
| 226 } |
| 227 |
| 228 int64 GetLength(const net::Int64CompletionCallback& size_callback) override { |
| 229 // When async_task_runner_ is not set, return synchronously. |
| 230 if (!async_task_runner_.get()) { |
| 231 if (net_error_ == net::OK) { |
| 232 return size_; |
| 233 } else { |
| 234 return net_error_; |
| 235 } |
| 236 } |
| 237 if (net_error_ == net::OK) { |
| 238 async_task_runner_->PostTask(FROM_HERE, base::Bind(size_callback, size_)); |
| 239 } else { |
| 240 async_task_runner_->PostTask( |
| 241 FROM_HERE, |
| 242 base::Bind(size_callback, static_cast<int64_t>(net_error_))); |
| 243 } |
| 244 return net::ERR_IO_PENDING; |
| 245 } |
| 246 |
| 247 private: |
| 248 int ReadImpl(scoped_refptr<net::IOBuffer> buf, |
| 249 int buf_length, |
| 250 const net::CompletionCallback& done) { |
| 251 CHECK_GE(buf_length, 0); |
| 252 int length = std::min(buf_length, buffer_->BytesRemaining()); |
| 253 memcpy(buf->data(), buffer_->data(), length); |
| 254 buffer_->DidConsume(length); |
| 255 if (done.is_null()) { |
| 256 return length; |
| 257 } |
| 258 done.Run(length); |
| 259 return net::ERR_IO_PENDING; |
| 260 } |
| 261 |
| 262 scoped_refptr<net::DrainableIOBuffer> buffer_; |
| 263 scoped_refptr<base::SingleThreadTaskRunner> async_task_runner_; |
| 264 int net_error_; |
| 265 uint64_t size_; |
| 266 |
| 267 DISALLOW_COPY_AND_ASSIGN(FakeFileStreamReader); |
| 268 }; |
| 269 |
| 270 class MockFileStreamReaderProvider |
| 271 : public BlobReader::FileStreamReaderProvider { |
| 272 public: |
| 273 ~MockFileStreamReaderProvider() override {} |
| 274 |
| 275 MOCK_METHOD4(CreateForLocalFileMock, |
| 276 FileStreamReader*(base::TaskRunner* task_runner, |
| 277 const FilePath& file_path, |
| 278 int64_t initial_offset, |
| 279 const base::Time& expected_modification_time)); |
| 280 MOCK_METHOD4(CreateFileStreamReaderMock, |
| 281 FileStreamReader*(const GURL& filesystem_url, |
| 282 int64_t offset, |
| 283 int64_t max_bytes_to_read, |
| 284 const base::Time& expected_modification_time)); |
| 285 // Since we're returning a move-only type, we have to do some delegation for |
| 286 // gmock. |
| 287 scoped_ptr<FileStreamReader> CreateForLocalFile( |
| 288 base::TaskRunner* task_runner, |
| 289 const base::FilePath& file_path, |
| 290 int64_t initial_offset, |
| 291 const base::Time& expected_modification_time) override { |
| 292 return make_scoped_ptr(CreateForLocalFileMock( |
| 293 task_runner, file_path, initial_offset, expected_modification_time)); |
| 294 } |
| 295 |
| 296 scoped_ptr<FileStreamReader> CreateFileStreamReader( |
| 297 const GURL& filesystem_url, |
| 298 int64_t offset, |
| 299 int64_t max_bytes_to_read, |
| 300 const base::Time& expected_modification_time) override { |
| 301 return make_scoped_ptr(CreateFileStreamReaderMock( |
| 302 filesystem_url, offset, max_bytes_to_read, expected_modification_time)); |
| 303 } |
| 304 }; |
| 305 |
| 306 } // namespace |
| 307 |
| 308 class BlobReaderTest : public ::testing::Test { |
| 309 public: |
| 310 BlobReaderTest() {} |
| 311 ~BlobReaderTest() override {} |
| 312 |
| 313 void TearDown() override { |
| 314 reader_.reset(); |
| 315 blob_handle_.reset(); |
| 316 message_loop_.RunUntilIdle(); |
| 317 base::RunLoop().RunUntilIdle(); |
| 318 } |
| 319 |
| 320 protected: |
| 321 void InitializeReader(BlobDataBuilder* builder) { |
| 322 blob_handle_ = builder ? context_.AddFinishedBlob(builder).Pass() : nullptr; |
| 323 provider_ = new MockFileStreamReaderProvider(); |
| 324 scoped_ptr<BlobReader::FileStreamReaderProvider> temp_ptr(provider_); |
| 325 reader_.reset(new BlobReader(blob_handle_.get(), temp_ptr.Pass(), |
| 326 message_loop_.task_runner().get())); |
| 327 } |
| 328 |
| 329 // Takes ownership of the file reader (the blob reader takes ownership). |
| 330 void ExpectLocalFileCall(const FilePath& file_path, |
| 331 base::Time modification_time, |
| 332 uint64_t initial_offset, |
| 333 FakeFileStreamReader* reader) { |
| 334 EXPECT_CALL(*provider_, CreateForLocalFileMock( |
| 335 message_loop_.task_runner().get(), file_path, |
| 336 initial_offset, modification_time)) |
| 337 .WillOnce(testing::Return(reader)); |
| 338 } |
| 339 |
| 340 // Takes ownership of the file reader (the blob reader takes ownership). |
| 341 void ExpectFileSystemCall(const GURL& filesystem_url, |
| 342 int64_t offset, |
| 343 int64_t max_bytes_to_read, |
| 344 base::Time expected_modification_time, |
| 345 FakeFileStreamReader* reader) { |
| 346 EXPECT_CALL(*provider_, CreateFileStreamReaderMock( |
| 347 filesystem_url, offset, max_bytes_to_read, |
| 348 expected_modification_time)) |
| 349 .WillOnce(testing::Return(reader)); |
| 350 } |
| 351 |
| 352 void CheckSizeCalculatedSynchronously(size_t expected_size, int async_size) { |
| 353 EXPECT_EQ(-1, async_size); |
| 354 EXPECT_EQ(net::OK, reader_->net_error()); |
| 355 EXPECT_EQ(expected_size, reader_->total_size()); |
| 356 EXPECT_TRUE(reader_->total_size_calculated()); |
| 357 } |
| 358 |
| 359 void CheckSizeNotCalculatedYet(int async_size) { |
| 360 EXPECT_EQ(-1, async_size); |
| 361 EXPECT_EQ(net::OK, reader_->net_error()); |
| 362 EXPECT_FALSE(reader_->total_size_calculated()); |
| 363 } |
| 364 |
| 365 void CheckSizeCalculatedAsynchronously(size_t expected_size, |
| 366 int async_result) { |
| 367 EXPECT_EQ(net::OK, async_result); |
| 368 EXPECT_EQ(net::OK, reader_->net_error()); |
| 369 EXPECT_EQ(expected_size, reader_->total_size()); |
| 370 EXPECT_TRUE(reader_->total_size_calculated()); |
| 371 } |
| 372 |
| 373 scoped_refptr<net::IOBuffer> CreateBuffer(uint64_t size) { |
| 374 return scoped_refptr<net::IOBuffer>( |
| 375 new net::IOBuffer(static_cast<size_t>(size))); |
| 376 } |
| 377 |
| 378 bool IsReaderTotalSizeCalculated() { |
| 379 return reader_->total_size_calculated(); |
| 380 } |
| 381 |
| 382 BlobStorageContext context_; |
| 383 scoped_ptr<BlobDataHandle> blob_handle_; |
| 384 MockFileStreamReaderProvider* provider_ = nullptr; |
| 385 base::MessageLoop message_loop_; |
| 386 scoped_ptr<BlobReader> reader_; |
| 387 |
| 388 private: |
| 389 DISALLOW_COPY_AND_ASSIGN(BlobReaderTest); |
| 390 }; |
| 391 |
| 392 namespace { |
| 393 |
| 394 TEST_F(BlobReaderTest, BasicMemory) { |
| 395 BlobDataBuilder b("uuid"); |
| 396 const std::string kData("Hello!!!"); |
| 397 const size_t kDataSize = 8ul; |
| 398 b.AppendData(kData); |
| 399 this->InitializeReader(&b); |
| 400 |
| 401 int size_result = -1; |
| 402 EXPECT_FALSE(IsReaderTotalSizeCalculated()); |
| 403 EXPECT_EQ(BlobReader::Status::DONE, |
| 404 reader_->CalculateSize(base::Bind(&SetValue<int>, &size_result))); |
| 405 CheckSizeCalculatedSynchronously(kDataSize, size_result); |
| 406 |
| 407 scoped_refptr<net::IOBuffer> buffer(new net::IOBuffer(kDataSize)); |
| 408 |
| 409 int bytes_read = 0; |
| 410 int async_bytes_read = 0; |
| 411 EXPECT_EQ(BlobReader::Status::DONE, |
| 412 reader_->Read(buffer.get(), kDataSize, &bytes_read, |
| 413 base::Bind(&SetValue<int>, &async_bytes_read))); |
| 414 EXPECT_EQ(net::OK, reader_->net_error()); |
| 415 EXPECT_EQ(kDataSize, static_cast<size_t>(bytes_read)); |
| 416 EXPECT_EQ(0, async_bytes_read); |
| 417 EXPECT_EQ(0, memcmp(buffer->data(), "Hello!!!", kDataSize)); |
| 418 } |
| 419 |
| 420 TEST_F(BlobReaderTest, BasicFile) { |
| 421 BlobDataBuilder b("uuid"); |
| 422 const FilePath kPath = FilePath::FromUTF8Unsafe("/fake/file.txt"); |
| 423 const std::string kData = "FileData!!!"; |
| 424 const base::Time kTime = base::Time::Now(); |
| 425 b.AppendFile(kPath, 0, kData.size(), kTime); |
| 426 this->InitializeReader(&b); |
| 427 |
| 428 // Non-async reader. |
| 429 ExpectLocalFileCall(kPath, kTime, 0, new FakeFileStreamReader(kData)); |
| 430 |
| 431 int size_result = -1; |
| 432 EXPECT_FALSE(IsReaderTotalSizeCalculated()); |
| 433 EXPECT_EQ(BlobReader::Status::DONE, |
| 434 reader_->CalculateSize(base::Bind(&SetValue<int>, &size_result))); |
| 435 CheckSizeCalculatedSynchronously(kData.size(), size_result); |
| 436 |
| 437 scoped_refptr<net::IOBuffer> buffer(new net::IOBuffer(kData.size())); |
| 438 |
| 439 int bytes_read = 0; |
| 440 int async_bytes_read = 0; |
| 441 EXPECT_EQ(BlobReader::Status::DONE, |
| 442 reader_->Read(buffer.get(), kData.size(), &bytes_read, |
| 443 base::Bind(&SetValue<int>, &async_bytes_read))); |
| 444 EXPECT_EQ(net::OK, reader_->net_error()); |
| 445 EXPECT_EQ(kData.size(), static_cast<size_t>(bytes_read)); |
| 446 EXPECT_EQ(0, async_bytes_read); |
| 447 EXPECT_EQ(0, memcmp(buffer->data(), "FileData!!!", kData.size())); |
| 448 } |
| 449 |
| 450 TEST_F(BlobReaderTest, BasicFileSystem) { |
| 451 BlobDataBuilder b("uuid"); |
| 452 const GURL kURL("file://test_file/here.txt"); |
| 453 const std::string kData = "FileData!!!"; |
| 454 const base::Time kTime = base::Time::Now(); |
| 455 b.AppendFileSystemFile(kURL, 0, kData.size(), kTime); |
| 456 this->InitializeReader(&b); |
| 457 |
| 458 // Non-async reader. |
| 459 ExpectFileSystemCall(kURL, 0, kData.size(), kTime, |
| 460 new FakeFileStreamReader(kData)); |
| 461 |
| 462 int size_result = -1; |
| 463 EXPECT_FALSE(IsReaderTotalSizeCalculated()); |
| 464 EXPECT_EQ(BlobReader::Status::DONE, |
| 465 reader_->CalculateSize(base::Bind(&SetValue<int>, &size_result))); |
| 466 CheckSizeCalculatedSynchronously(kData.size(), size_result); |
| 467 |
| 468 scoped_refptr<net::IOBuffer> buffer(new net::IOBuffer(kData.size())); |
| 469 |
| 470 int bytes_read = 0; |
| 471 int async_bytes_read = 0; |
| 472 EXPECT_EQ(BlobReader::Status::DONE, |
| 473 reader_->Read(buffer.get(), kData.size(), &bytes_read, |
| 474 base::Bind(&SetValue<int>, &async_bytes_read))); |
| 475 EXPECT_EQ(net::OK, reader_->net_error()); |
| 476 EXPECT_EQ(kData.size(), static_cast<size_t>(bytes_read)); |
| 477 EXPECT_EQ(0, async_bytes_read); |
| 478 EXPECT_EQ(0, memcmp(buffer->data(), "FileData!!!", kData.size())); |
| 479 } |
| 480 |
| 481 TEST_F(BlobReaderTest, BasicDiskCache) { |
| 482 scoped_ptr<disk_cache::Backend> cache = |
| 483 CreateInMemoryDiskCache(message_loop_.task_runner()); |
| 484 ASSERT_TRUE(cache); |
| 485 |
| 486 BlobDataBuilder b("uuid"); |
| 487 const std::string kData = "Test Blob Data"; |
| 488 scoped_refptr<BlobDataBuilder::DataHandle> data_handle = |
| 489 new EmptyDataHandle(); |
| 490 disk_cache::ScopedEntryPtr entry = |
| 491 CreateDiskCacheEntry(cache.get(), "test entry", kData); |
| 492 b.AppendDiskCacheEntry(data_handle, entry.get(), kTestDiskCacheStreamIndex); |
| 493 this->InitializeReader(&b); |
| 494 |
| 495 int size_result = -1; |
| 496 EXPECT_FALSE(IsReaderTotalSizeCalculated()); |
| 497 EXPECT_EQ(BlobReader::Status::DONE, |
| 498 reader_->CalculateSize(base::Bind(&SetValue<int>, &size_result))); |
| 499 CheckSizeCalculatedSynchronously(kData.size(), size_result); |
| 500 |
| 501 scoped_refptr<net::IOBuffer> buffer(new net::IOBuffer(kData.size())); |
| 502 |
| 503 int bytes_read = 0; |
| 504 int async_bytes_read = 0; |
| 505 EXPECT_EQ(BlobReader::Status::DONE, |
| 506 reader_->Read(buffer.get(), kData.size(), &bytes_read, |
| 507 base::Bind(&SetValue<int>, &async_bytes_read))); |
| 508 EXPECT_EQ(net::OK, reader_->net_error()); |
| 509 EXPECT_EQ(kData.size(), static_cast<size_t>(bytes_read)); |
| 510 EXPECT_EQ(0, async_bytes_read); |
| 511 EXPECT_EQ(0, memcmp(buffer->data(), "Test Blob Data", kData.size())); |
| 512 } |
| 513 |
| 514 TEST_F(BlobReaderTest, BufferLargerThanMemory) { |
| 515 BlobDataBuilder b("uuid"); |
| 516 const std::string kData("Hello!!!"); |
| 517 const size_t kDataSize = 8ul; |
| 518 const size_t kBufferSize = 10ul; |
| 519 b.AppendData(kData); |
| 520 this->InitializeReader(&b); |
| 521 |
| 522 int size_result = -1; |
| 523 EXPECT_FALSE(IsReaderTotalSizeCalculated()); |
| 524 EXPECT_EQ(BlobReader::Status::DONE, |
| 525 reader_->CalculateSize(base::Bind(&SetValue<int>, &size_result))); |
| 526 CheckSizeCalculatedSynchronously(kData.size(), size_result); |
| 527 |
| 528 scoped_refptr<net::IOBuffer> buffer(new net::IOBuffer(kBufferSize)); |
| 529 |
| 530 int bytes_read = 0; |
| 531 int async_bytes_read = 0; |
| 532 EXPECT_EQ(BlobReader::Status::DONE, |
| 533 reader_->Read(buffer.get(), kBufferSize, &bytes_read, |
| 534 base::Bind(&SetValue<int>, &async_bytes_read))); |
| 535 EXPECT_EQ(net::OK, reader_->net_error()); |
| 536 EXPECT_EQ(kDataSize, static_cast<size_t>(bytes_read)); |
| 537 EXPECT_EQ(0, async_bytes_read); |
| 538 EXPECT_EQ(0, memcmp(buffer->data(), "Hello!!!", kDataSize)); |
| 539 } |
| 540 |
| 541 TEST_F(BlobReaderTest, MemoryRange) { |
| 542 BlobDataBuilder b("uuid"); |
| 543 const std::string kData("Hello!!!"); |
| 544 const size_t kDataSize = 8ul; |
| 545 const size_t kSeekOffset = 2ul; |
| 546 const uint64_t kReadLength = 4ull; |
| 547 b.AppendData(kData); |
| 548 this->InitializeReader(&b); |
| 549 |
| 550 int size_result = -1; |
| 551 EXPECT_FALSE(IsReaderTotalSizeCalculated()); |
| 552 EXPECT_EQ(BlobReader::Status::DONE, |
| 553 reader_->CalculateSize(base::Bind(&SetValue<int>, &size_result))); |
| 554 CheckSizeCalculatedSynchronously(kData.size(), size_result); |
| 555 |
| 556 scoped_refptr<net::IOBuffer> buffer = CreateBuffer(kReadLength); |
| 557 |
| 558 reader_->SetReadRange(kSeekOffset, kReadLength); |
| 559 int bytes_read = 0; |
| 560 int async_bytes_read = 0; |
| 561 EXPECT_EQ(BlobReader::Status::DONE, |
| 562 reader_->Read(buffer.get(), kDataSize - kSeekOffset, &bytes_read, |
| 563 base::Bind(&SetValue<int>, &async_bytes_read))); |
| 564 EXPECT_EQ(net::OK, reader_->net_error()); |
| 565 EXPECT_EQ(kReadLength, static_cast<size_t>(bytes_read)); |
| 566 EXPECT_EQ(0, async_bytes_read); |
| 567 EXPECT_EQ(0, memcmp(buffer->data(), "llo!", kReadLength)); |
| 568 } |
| 569 |
| 570 TEST_F(BlobReaderTest, BufferSmallerThanMemory) { |
| 571 BlobDataBuilder b("uuid"); |
| 572 const std::string kData("Hello!!!"); |
| 573 const size_t kBufferSize = 4ul; |
| 574 b.AppendData(kData); |
| 575 this->InitializeReader(&b); |
| 576 |
| 577 int size_result = -1; |
| 578 EXPECT_FALSE(IsReaderTotalSizeCalculated()); |
| 579 EXPECT_EQ(BlobReader::Status::DONE, |
| 580 reader_->CalculateSize(base::Bind(&SetValue<int>, &size_result))); |
| 581 CheckSizeCalculatedSynchronously(kData.size(), size_result); |
| 582 |
| 583 scoped_refptr<net::IOBuffer> buffer(new net::IOBuffer(kBufferSize)); |
| 584 |
| 585 int bytes_read = 0; |
| 586 int async_bytes_read = 0; |
| 587 EXPECT_EQ(BlobReader::Status::DONE, |
| 588 reader_->Read(buffer.get(), kBufferSize, &bytes_read, |
| 589 base::Bind(&SetValue<int>, &async_bytes_read))); |
| 590 EXPECT_EQ(net::OK, reader_->net_error()); |
| 591 EXPECT_EQ(kBufferSize, static_cast<size_t>(bytes_read)); |
| 592 EXPECT_EQ(0, async_bytes_read); |
| 593 EXPECT_EQ(0, memcmp(buffer->data(), "Hell", kBufferSize)); |
| 594 |
| 595 bytes_read = 0; |
| 596 EXPECT_EQ(BlobReader::Status::DONE, |
| 597 reader_->Read(buffer.get(), kBufferSize, &bytes_read, |
| 598 base::Bind(&SetValue<int>, &async_bytes_read))); |
| 599 EXPECT_EQ(net::OK, reader_->net_error()); |
| 600 EXPECT_EQ(kBufferSize, static_cast<size_t>(bytes_read)); |
| 601 EXPECT_EQ(0, async_bytes_read); |
| 602 EXPECT_EQ(0, memcmp(buffer->data(), "o!!!", kBufferSize)); |
| 603 } |
| 604 |
| 605 TEST_F(BlobReaderTest, SegmentedBufferAndMemory) { |
| 606 BlobDataBuilder b("uuid"); |
| 607 const size_t kNumItems = 10; |
| 608 const size_t kItemSize = 6; |
| 609 const size_t kBufferSize = 10; |
| 610 const size_t kTotalSize = kNumItems * kItemSize; |
| 611 char current_value = 0; |
| 612 for (size_t i = 0; i < kNumItems; i++) { |
| 613 char buf[kItemSize]; |
| 614 for (size_t j = 0; j < kItemSize; j++) { |
| 615 buf[j] = current_value++; |
| 616 } |
| 617 b.AppendData(buf, kItemSize); |
| 618 } |
| 619 this->InitializeReader(&b); |
| 620 |
| 621 int size_result = -1; |
| 622 EXPECT_FALSE(IsReaderTotalSizeCalculated()); |
| 623 EXPECT_EQ(BlobReader::Status::DONE, |
| 624 reader_->CalculateSize(base::Bind(&SetValue<int>, &size_result))); |
| 625 CheckSizeCalculatedSynchronously(kTotalSize, size_result); |
| 626 |
| 627 scoped_refptr<net::IOBuffer> buffer(new net::IOBuffer(kBufferSize)); |
| 628 |
| 629 current_value = 0; |
| 630 for (size_t i = 0; i < kTotalSize / kBufferSize; i++) { |
| 631 int bytes_read = 0; |
| 632 int async_bytes_read = 0; |
| 633 EXPECT_EQ(BlobReader::Status::DONE, |
| 634 reader_->Read(buffer.get(), kBufferSize, &bytes_read, |
| 635 base::Bind(&SetValue<int>, &async_bytes_read))); |
| 636 EXPECT_EQ(net::OK, reader_->net_error()); |
| 637 EXPECT_EQ(kBufferSize, static_cast<size_t>(bytes_read)); |
| 638 EXPECT_EQ(0, async_bytes_read); |
| 639 for (size_t j = 0; j < kBufferSize; j++) { |
| 640 EXPECT_EQ(current_value, buffer->data()[j]); |
| 641 current_value++; |
| 642 } |
| 643 } |
| 644 } |
| 645 |
| 646 TEST_F(BlobReaderTest, FileAsync) { |
| 647 BlobDataBuilder b("uuid"); |
| 648 const FilePath kPath = FilePath::FromUTF8Unsafe("/fake/file.txt"); |
| 649 const std::string kData = "FileData!!!"; |
| 650 const base::Time kTime = base::Time::Now(); |
| 651 b.AppendFile(kPath, 0, kData.size(), kTime); |
| 652 this->InitializeReader(&b); |
| 653 |
| 654 scoped_ptr<FakeFileStreamReader> reader(new FakeFileStreamReader(kData)); |
| 655 reader->SetAsyncRunner(message_loop_.task_runner().get()); |
| 656 |
| 657 ExpectLocalFileCall(kPath, kTime, 0, reader.release()); |
| 658 |
| 659 int size_result = -1; |
| 660 EXPECT_FALSE(IsReaderTotalSizeCalculated()); |
| 661 EXPECT_EQ(BlobReader::Status::IO_PENDING, |
| 662 reader_->CalculateSize(base::Bind(&SetValue<int>, &size_result))); |
| 663 CheckSizeNotCalculatedYet(size_result); |
| 664 message_loop_.RunUntilIdle(); |
| 665 CheckSizeCalculatedAsynchronously(kData.size(), size_result); |
| 666 |
| 667 scoped_refptr<net::IOBuffer> buffer(new net::IOBuffer(kData.size())); |
| 668 |
| 669 int bytes_read = 0; |
| 670 int async_bytes_read = 0; |
| 671 EXPECT_EQ(BlobReader::Status::IO_PENDING, |
| 672 reader_->Read(buffer.get(), kData.size(), &bytes_read, |
| 673 base::Bind(&SetValue<int>, &async_bytes_read))); |
| 674 message_loop_.RunUntilIdle(); |
| 675 EXPECT_EQ(net::OK, reader_->net_error()); |
| 676 EXPECT_EQ(kData.size(), static_cast<size_t>(async_bytes_read)); |
| 677 EXPECT_EQ(0, bytes_read); |
| 678 EXPECT_EQ(0, memcmp(buffer->data(), "FileData!!!", kData.size())); |
| 679 } |
| 680 |
| 681 TEST_F(BlobReaderTest, FileSystemAsync) { |
| 682 BlobDataBuilder b("uuid"); |
| 683 const GURL kURL("file://test_file/here.txt"); |
| 684 const std::string kData = "FileData!!!"; |
| 685 const base::Time kTime = base::Time::Now(); |
| 686 b.AppendFileSystemFile(kURL, 0, kData.size(), kTime); |
| 687 this->InitializeReader(&b); |
| 688 |
| 689 scoped_ptr<FakeFileStreamReader> reader(new FakeFileStreamReader(kData)); |
| 690 reader->SetAsyncRunner(message_loop_.task_runner().get()); |
| 691 |
| 692 ExpectFileSystemCall(kURL, 0, kData.size(), kTime, reader.release()); |
| 693 |
| 694 int size_result = -1; |
| 695 EXPECT_FALSE(IsReaderTotalSizeCalculated()); |
| 696 EXPECT_EQ(BlobReader::Status::IO_PENDING, |
| 697 reader_->CalculateSize(base::Bind(&SetValue<int>, &size_result))); |
| 698 CheckSizeNotCalculatedYet(size_result); |
| 699 message_loop_.RunUntilIdle(); |
| 700 CheckSizeCalculatedAsynchronously(kData.size(), size_result); |
| 701 |
| 702 scoped_refptr<net::IOBuffer> buffer(new net::IOBuffer(kData.size())); |
| 703 |
| 704 int bytes_read = 0; |
| 705 int async_bytes_read = 0; |
| 706 EXPECT_EQ(BlobReader::Status::IO_PENDING, |
| 707 reader_->Read(buffer.get(), kData.size(), &bytes_read, |
| 708 base::Bind(&SetValue<int>, &async_bytes_read))); |
| 709 message_loop_.RunUntilIdle(); |
| 710 EXPECT_EQ(net::OK, reader_->net_error()); |
| 711 EXPECT_EQ(kData.size(), static_cast<size_t>(async_bytes_read)); |
| 712 EXPECT_EQ(0, bytes_read); |
| 713 EXPECT_EQ(0, memcmp(buffer->data(), "FileData!!!", kData.size())); |
| 714 } |
| 715 |
| 716 TEST_F(BlobReaderTest, DiskCacheAsync) { |
| 717 scoped_ptr<disk_cache::Backend> cache = |
| 718 CreateInMemoryDiskCache(message_loop_.task_runner()); |
| 719 ASSERT_TRUE(cache); |
| 720 |
| 721 BlobDataBuilder b("uuid"); |
| 722 const std::string kData = "Test Blob Data"; |
| 723 scoped_refptr<BlobDataBuilder::DataHandle> data_handle = |
| 724 new EmptyDataHandle(); |
| 725 scoped_ptr<DelayedReadEntry> delayed_read_entry(new DelayedReadEntry( |
| 726 CreateDiskCacheEntry(cache.get(), "test entry", kData).Pass())); |
| 727 b.AppendDiskCacheEntry(data_handle, delayed_read_entry.get(), |
| 728 kTestDiskCacheStreamIndex); |
| 729 this->InitializeReader(&b); |
| 730 |
| 731 int size_result = -1; |
| 732 EXPECT_FALSE(IsReaderTotalSizeCalculated()); |
| 733 EXPECT_EQ(BlobReader::Status::DONE, |
| 734 reader_->CalculateSize(base::Bind(&SetValue<int>, &size_result))); |
| 735 CheckSizeCalculatedSynchronously(kData.size(), size_result); |
| 736 |
| 737 scoped_refptr<net::IOBuffer> buffer(new net::IOBuffer(kData.size())); |
| 738 |
| 739 int bytes_read = 0; |
| 740 int async_bytes_read = 0; |
| 741 EXPECT_EQ(BlobReader::Status::IO_PENDING, |
| 742 reader_->Read(buffer.get(), kData.size(), &bytes_read, |
| 743 base::Bind(&SetValue<int>, &async_bytes_read))); |
| 744 EXPECT_TRUE(delayed_read_entry->HasPendingReadCallbacks()); |
| 745 delayed_read_entry->RunPendingReadCallbacks(); |
| 746 EXPECT_EQ(net::OK, reader_->net_error()); |
| 747 EXPECT_EQ(0, bytes_read); |
| 748 EXPECT_EQ(kData.size(), static_cast<size_t>(async_bytes_read)); |
| 749 EXPECT_EQ(0, memcmp(buffer->data(), "Test Blob Data", kData.size())); |
| 750 } |
| 751 |
| 752 TEST_F(BlobReaderTest, FileRange) { |
| 753 BlobDataBuilder b("uuid"); |
| 754 const FilePath kPath = FilePath::FromUTF8Unsafe("/fake/file.txt"); |
| 755 // We check the offset in the ExpectLocalFileCall mock. |
| 756 const std::string kRangeData = "leD"; |
| 757 const std::string kData = "FileData!!!"; |
| 758 const uint64_t kOffset = 2; |
| 759 const uint64_t kReadLength = 3; |
| 760 const base::Time kTime = base::Time::Now(); |
| 761 b.AppendFile(kPath, 0, kData.size(), kTime); |
| 762 this->InitializeReader(&b); |
| 763 |
| 764 scoped_ptr<FakeFileStreamReader> reader(new FakeFileStreamReader(kData)); |
| 765 reader->SetAsyncRunner(message_loop_.task_runner().get()); |
| 766 ExpectLocalFileCall(kPath, kTime, 0, reader.release()); |
| 767 |
| 768 // We create the reader again with the offset after the seek. |
| 769 reader.reset(new FakeFileStreamReader(kRangeData)); |
| 770 reader->SetAsyncRunner(message_loop_.task_runner().get()); |
| 771 ExpectLocalFileCall(kPath, kTime, kOffset, reader.release()); |
| 772 |
| 773 int size_result = -1; |
| 774 EXPECT_EQ(BlobReader::Status::IO_PENDING, |
| 775 reader_->CalculateSize(base::Bind(&SetValue<int>, &size_result))); |
| 776 message_loop_.RunUntilIdle(); |
| 777 |
| 778 scoped_refptr<net::IOBuffer> buffer = CreateBuffer(kReadLength); |
| 779 EXPECT_EQ(BlobReader::Status::DONE, |
| 780 reader_->SetReadRange(kOffset, kReadLength)); |
| 781 |
| 782 int bytes_read = 0; |
| 783 int async_bytes_read = 0; |
| 784 EXPECT_EQ(BlobReader::Status::IO_PENDING, |
| 785 reader_->Read(buffer.get(), kReadLength, &bytes_read, |
| 786 base::Bind(&SetValue<int>, &async_bytes_read))); |
| 787 message_loop_.RunUntilIdle(); |
| 788 EXPECT_EQ(net::OK, reader_->net_error()); |
| 789 EXPECT_EQ(kReadLength, static_cast<size_t>(async_bytes_read)); |
| 790 EXPECT_EQ(0, bytes_read); |
| 791 EXPECT_EQ(0, memcmp(buffer->data(), "leD", kReadLength)); |
| 792 } |
| 793 |
| 794 TEST_F(BlobReaderTest, DiskCacheRange) { |
| 795 scoped_ptr<disk_cache::Backend> cache = |
| 796 CreateInMemoryDiskCache(message_loop_.task_runner()); |
| 797 ASSERT_TRUE(cache); |
| 798 |
| 799 BlobDataBuilder b("uuid"); |
| 800 const std::string kData = "Test Blob Data"; |
| 801 const uint64_t kOffset = 2; |
| 802 const uint64_t kReadLength = 3; |
| 803 scoped_refptr<BlobDataBuilder::DataHandle> data_handle = |
| 804 new EmptyDataHandle(); |
| 805 disk_cache::ScopedEntryPtr entry = |
| 806 CreateDiskCacheEntry(cache.get(), "test entry", kData); |
| 807 b.AppendDiskCacheEntry(data_handle, entry.get(), kTestDiskCacheStreamIndex); |
| 808 this->InitializeReader(&b); |
| 809 |
| 810 int size_result = -1; |
| 811 EXPECT_EQ(BlobReader::Status::DONE, |
| 812 reader_->CalculateSize(base::Bind(&SetValue<int>, &size_result))); |
| 813 |
| 814 scoped_refptr<net::IOBuffer> buffer = CreateBuffer(kReadLength); |
| 815 EXPECT_EQ(BlobReader::Status::DONE, |
| 816 reader_->SetReadRange(kOffset, kReadLength)); |
| 817 |
| 818 int bytes_read = 0; |
| 819 int async_bytes_read = 0; |
| 820 EXPECT_EQ(BlobReader::Status::DONE, |
| 821 reader_->Read(buffer.get(), kReadLength, &bytes_read, |
| 822 base::Bind(&SetValue<int>, &async_bytes_read))); |
| 823 EXPECT_EQ(net::OK, reader_->net_error()); |
| 824 EXPECT_EQ(kReadLength, static_cast<size_t>(bytes_read)); |
| 825 EXPECT_EQ(0, async_bytes_read); |
| 826 EXPECT_EQ(0, memcmp(buffer->data(), "st ", kReadLength)); |
| 827 } |
| 828 |
| 829 TEST_F(BlobReaderTest, FileSomeAsyncSegmentedOffsetsUnknownSizes) { |
| 830 // This tests includes: |
| 831 // * Unknown file sizes (item length of uint64::max) for every other item. |
| 832 // * Offsets for every 3rd file item. |
| 833 // * Non-async reader for every 4th file item. |
| 834 BlobDataBuilder b("uuid"); |
| 835 const FilePath kPathBase = FilePath::FromUTF8Unsafe("/fake/file.txt"); |
| 836 const base::Time kTime = base::Time::Now(); |
| 837 const size_t kNumItems = 10; |
| 838 const size_t kItemSize = 6; |
| 839 const size_t kBufferSize = 10; |
| 840 const size_t kTotalSize = kNumItems * kItemSize; |
| 841 char current_value = 0; |
| 842 // Create blob and reader. |
| 843 for (size_t i = 0; i < kNumItems; i++) { |
| 844 current_value += kItemSize; |
| 845 FilePath path = kPathBase.Append( |
| 846 FilePath::FromUTF8Unsafe(base::StringPrintf("%d", current_value))); |
| 847 uint64_t offset = i % 3 == 0 ? 1 : 0; |
| 848 uint64_t size = |
| 849 i % 2 == 0 ? kItemSize : std::numeric_limits<uint64_t>::max(); |
| 850 b.AppendFile(path, offset, size, kTime); |
| 851 } |
| 852 this->InitializeReader(&b); |
| 853 |
| 854 // Set expectations. |
| 855 current_value = 0; |
| 856 for (size_t i = 0; i < kNumItems; i++) { |
| 857 uint64_t offset = i % 3 == 0 ? 1 : 0; |
| 858 scoped_ptr<char[]> buf(new char[kItemSize + offset]); |
| 859 if (offset > 0) { |
| 860 memset(buf.get(), 7, offset); |
| 861 } |
| 862 for (size_t j = 0; j < kItemSize; j++) { |
| 863 buf.get()[j + offset] = current_value++; |
| 864 } |
| 865 scoped_ptr<FakeFileStreamReader> reader(new FakeFileStreamReader( |
| 866 std::string(buf.get() + offset, kItemSize), kItemSize + offset)); |
| 867 if (i % 4 != 0) { |
| 868 reader->SetAsyncRunner(message_loop_.task_runner().get()); |
| 869 } |
| 870 FilePath path = kPathBase.Append( |
| 871 FilePath::FromUTF8Unsafe(base::StringPrintf("%d", current_value))); |
| 872 ExpectLocalFileCall(path, kTime, offset, reader.release()); |
| 873 } |
| 874 |
| 875 int size_result = -1; |
| 876 EXPECT_FALSE(IsReaderTotalSizeCalculated()); |
| 877 EXPECT_EQ(BlobReader::Status::IO_PENDING, |
| 878 reader_->CalculateSize(base::Bind(&SetValue<int>, &size_result))); |
| 879 CheckSizeNotCalculatedYet(size_result); |
| 880 message_loop_.RunUntilIdle(); |
| 881 CheckSizeCalculatedAsynchronously(kTotalSize, size_result); |
| 882 |
| 883 scoped_refptr<net::IOBuffer> buffer(new net::IOBuffer(kBufferSize)); |
| 884 |
| 885 current_value = 0; |
| 886 for (size_t i = 0; i < kTotalSize / kBufferSize; i++) { |
| 887 int bytes_read = 0; |
| 888 int async_bytes_read = 0; |
| 889 EXPECT_EQ(BlobReader::Status::IO_PENDING, |
| 890 reader_->Read(buffer.get(), kBufferSize, &bytes_read, |
| 891 base::Bind(&SetValue<int>, &async_bytes_read))); |
| 892 message_loop_.RunUntilIdle(); |
| 893 EXPECT_EQ(net::OK, reader_->net_error()); |
| 894 EXPECT_EQ(0, bytes_read); |
| 895 EXPECT_EQ(kBufferSize, static_cast<size_t>(async_bytes_read)); |
| 896 for (size_t j = 0; j < kBufferSize; j++) { |
| 897 EXPECT_EQ(current_value, buffer->data()[j]); |
| 898 current_value++; |
| 899 } |
| 900 } |
| 901 } |
| 902 |
| 903 TEST_F(BlobReaderTest, MixedContent) { |
| 904 // Includes data, a file, and a disk cache entry. |
| 905 scoped_ptr<disk_cache::Backend> cache = |
| 906 CreateInMemoryDiskCache(message_loop_.task_runner()); |
| 907 ASSERT_TRUE(cache); |
| 908 |
| 909 BlobDataBuilder b("uuid"); |
| 910 const std::string kData1("Hello "); |
| 911 const std::string kData2("there. "); |
| 912 const std::string kData3("This "); |
| 913 const std::string kData4("is multi-content."); |
| 914 const uint64_t kDataSize = 35; |
| 915 |
| 916 const base::Time kTime = base::Time::Now(); |
| 917 const FilePath kData1Path = FilePath::FromUTF8Unsafe("/fake/file.txt"); |
| 918 |
| 919 disk_cache::ScopedEntryPtr entry3 = |
| 920 CreateDiskCacheEntry(cache.get(), "test entry", kData3); |
| 921 |
| 922 b.AppendFile(kData1Path, 0, kData1.size(), kTime); |
| 923 b.AppendData(kData2); |
| 924 b.AppendDiskCacheEntry( |
| 925 scoped_refptr<BlobDataBuilder::DataHandle>(new EmptyDataHandle()), |
| 926 entry3.get(), kTestDiskCacheStreamIndex); |
| 927 b.AppendData(kData4); |
| 928 |
| 929 this->InitializeReader(&b); |
| 930 |
| 931 scoped_ptr<FakeFileStreamReader> reader(new FakeFileStreamReader(kData1)); |
| 932 reader->SetAsyncRunner(message_loop_.task_runner().get()); |
| 933 ExpectLocalFileCall(kData1Path, kTime, 0, reader.release()); |
| 934 |
| 935 int size_result = -1; |
| 936 EXPECT_FALSE(IsReaderTotalSizeCalculated()); |
| 937 EXPECT_EQ(BlobReader::Status::IO_PENDING, |
| 938 reader_->CalculateSize(base::Bind(&SetValue<int>, &size_result))); |
| 939 CheckSizeNotCalculatedYet(size_result); |
| 940 message_loop_.RunUntilIdle(); |
| 941 CheckSizeCalculatedAsynchronously(kDataSize, size_result); |
| 942 |
| 943 scoped_refptr<net::IOBuffer> buffer = CreateBuffer(kDataSize); |
| 944 |
| 945 int bytes_read = 0; |
| 946 int async_bytes_read = 0; |
| 947 EXPECT_EQ(BlobReader::Status::IO_PENDING, |
| 948 reader_->Read(buffer.get(), kDataSize, &bytes_read, |
| 949 base::Bind(&SetValue<int>, &async_bytes_read))); |
| 950 EXPECT_EQ(0, async_bytes_read); |
| 951 message_loop_.RunUntilIdle(); |
| 952 EXPECT_EQ(net::OK, reader_->net_error()); |
| 953 EXPECT_EQ(0, bytes_read); |
| 954 EXPECT_EQ(kDataSize, static_cast<size_t>(async_bytes_read)); |
| 955 EXPECT_EQ(0, memcmp(buffer->data(), "Hello there. This is multi-content.", |
| 956 kDataSize)); |
| 957 } |
| 958 |
| 959 TEST_F(BlobReaderTest, StateErrors) { |
| 960 // Test common variables |
| 961 int bytes_read = -1; |
| 962 int async_bytes_read = -1; |
| 963 int size_result = -1; |
| 964 const std::string kData("Hello!!!"); |
| 965 |
| 966 // Case: Blob handle is a nullptr. |
| 967 InitializeReader(nullptr); |
| 968 EXPECT_EQ(BlobReader::Status::NET_ERROR, |
| 969 reader_->CalculateSize(base::Bind(&SetValue<int>, &size_result))); |
| 970 EXPECT_EQ(net::ERR_FILE_NOT_FOUND, reader_->net_error()); |
| 971 EXPECT_EQ(BlobReader::Status::NET_ERROR, reader_->SetReadRange(0, 10)); |
| 972 EXPECT_EQ(net::ERR_FILE_NOT_FOUND, reader_->net_error()); |
| 973 scoped_refptr<net::IOBuffer> buffer = CreateBuffer(10); |
| 974 EXPECT_EQ(BlobReader::Status::NET_ERROR, |
| 975 reader_->Read(buffer.get(), 10, &bytes_read, |
| 976 base::Bind(&SetValue<int>, &async_bytes_read))); |
| 977 EXPECT_EQ(net::ERR_FILE_NOT_FOUND, reader_->net_error()); |
| 978 |
| 979 // Case: Not calling CalculateSize before SetReadRange. |
| 980 BlobDataBuilder builder1("uuid1"); |
| 981 builder1.AppendData(kData); |
| 982 InitializeReader(&builder1); |
| 983 EXPECT_EQ(BlobReader::Status::NET_ERROR, reader_->SetReadRange(0, 10)); |
| 984 EXPECT_EQ(net::ERR_FAILED, reader_->net_error()); |
| 985 EXPECT_EQ(BlobReader::Status::NET_ERROR, |
| 986 reader_->Read(buffer.get(), 10, &bytes_read, |
| 987 base::Bind(&SetValue<int>, &async_bytes_read))); |
| 988 |
| 989 // Case: Not calling CalculateSize before Read. |
| 990 BlobDataBuilder builder2("uuid2"); |
| 991 builder2.AppendData(kData); |
| 992 InitializeReader(&builder2); |
| 993 EXPECT_EQ(BlobReader::Status::NET_ERROR, |
| 994 reader_->Read(buffer.get(), 10, &bytes_read, |
| 995 base::Bind(&SetValue<int>, &async_bytes_read))); |
| 996 } |
| 997 |
| 998 TEST_F(BlobReaderTest, FileErrorsSync) { |
| 999 int size_result = -1; |
| 1000 const FilePath kPath = FilePath::FromUTF8Unsafe("/fake/file.txt"); |
| 1001 const std::string kData = "FileData!!!"; |
| 1002 const base::Time kTime = base::Time::Now(); |
| 1003 |
| 1004 // Case: Error on length query. |
| 1005 BlobDataBuilder builder1("uuid1"); |
| 1006 builder1.AppendFile(kPath, 0, kData.size(), kTime); |
| 1007 this->InitializeReader(&builder1); |
| 1008 FakeFileStreamReader* reader = new FakeFileStreamReader(kData); |
| 1009 reader->SetReturnError(net::ERR_FILE_NOT_FOUND); |
| 1010 ExpectLocalFileCall(kPath, kTime, 0, reader); |
| 1011 |
| 1012 EXPECT_EQ(BlobReader::Status::NET_ERROR, |
| 1013 reader_->CalculateSize(base::Bind(&SetValue<int>, &size_result))); |
| 1014 EXPECT_EQ(net::ERR_FILE_NOT_FOUND, reader_->net_error()); |
| 1015 |
| 1016 // Case: Error on read. |
| 1017 BlobDataBuilder builder2("uuid2"); |
| 1018 builder2.AppendFile(kPath, 0, kData.size(), kTime); |
| 1019 this->InitializeReader(&builder2); |
| 1020 reader = new FakeFileStreamReader(kData); |
| 1021 ExpectLocalFileCall(kPath, kTime, 0, reader); |
| 1022 EXPECT_EQ(BlobReader::Status::DONE, |
| 1023 reader_->CalculateSize(base::Bind(&SetValue<int>, &size_result))); |
| 1024 reader->SetReturnError(net::ERR_FILE_NOT_FOUND); |
| 1025 |
| 1026 scoped_refptr<net::IOBuffer> buffer(new net::IOBuffer(kData.size())); |
| 1027 int bytes_read = 0; |
| 1028 int async_bytes_read = 0; |
| 1029 EXPECT_EQ(BlobReader::Status::NET_ERROR, |
| 1030 reader_->Read(buffer.get(), kData.size(), &bytes_read, |
| 1031 base::Bind(&SetValue<int>, &async_bytes_read))); |
| 1032 EXPECT_EQ(net::ERR_FILE_NOT_FOUND, reader_->net_error()); |
| 1033 } |
| 1034 |
| 1035 TEST_F(BlobReaderTest, FileErrorsAsync) { |
| 1036 int size_result = -1; |
| 1037 const FilePath kPath = FilePath::FromUTF8Unsafe("/fake/file.txt"); |
| 1038 const std::string kData = "FileData!!!"; |
| 1039 const base::Time kTime = base::Time::Now(); |
| 1040 |
| 1041 // Case: Error on length query. |
| 1042 BlobDataBuilder builder1("uuid1"); |
| 1043 builder1.AppendFile(kPath, 0, kData.size(), kTime); |
| 1044 this->InitializeReader(&builder1); |
| 1045 FakeFileStreamReader* reader = new FakeFileStreamReader(kData); |
| 1046 reader->SetAsyncRunner(message_loop_.task_runner().get()); |
| 1047 reader->SetReturnError(net::ERR_FILE_NOT_FOUND); |
| 1048 ExpectLocalFileCall(kPath, kTime, 0, reader); |
| 1049 |
| 1050 EXPECT_EQ(BlobReader::Status::IO_PENDING, |
| 1051 reader_->CalculateSize(base::Bind(&SetValue<int>, &size_result))); |
| 1052 EXPECT_EQ(net::OK, reader_->net_error()); |
| 1053 message_loop_.RunUntilIdle(); |
| 1054 EXPECT_EQ(net::ERR_FILE_NOT_FOUND, size_result); |
| 1055 EXPECT_EQ(net::ERR_FILE_NOT_FOUND, reader_->net_error()); |
| 1056 |
| 1057 // Case: Error on read. |
| 1058 BlobDataBuilder builder2("uuid2"); |
| 1059 builder2.AppendFile(kPath, 0, kData.size(), kTime); |
| 1060 this->InitializeReader(&builder2); |
| 1061 reader = new FakeFileStreamReader(kData); |
| 1062 ExpectLocalFileCall(kPath, kTime, 0, reader); |
| 1063 EXPECT_EQ(BlobReader::Status::DONE, |
| 1064 reader_->CalculateSize(base::Bind(&SetValue<int>, &size_result))); |
| 1065 reader->SetReturnError(net::ERR_FILE_NOT_FOUND); |
| 1066 reader->SetAsyncRunner(message_loop_.task_runner().get()); |
| 1067 |
| 1068 scoped_refptr<net::IOBuffer> buffer(new net::IOBuffer(kData.size())); |
| 1069 int bytes_read = 0; |
| 1070 int async_bytes_read = 0; |
| 1071 EXPECT_EQ(BlobReader::Status::IO_PENDING, |
| 1072 reader_->Read(buffer.get(), kData.size(), &bytes_read, |
| 1073 base::Bind(&SetValue<int>, &async_bytes_read))); |
| 1074 EXPECT_EQ(net::OK, reader_->net_error()); |
| 1075 message_loop_.RunUntilIdle(); |
| 1076 EXPECT_EQ(net::ERR_FILE_NOT_FOUND, async_bytes_read); |
| 1077 EXPECT_EQ(net::ERR_FILE_NOT_FOUND, reader_->net_error()); |
| 1078 } |
| 1079 |
| 1080 TEST_F(BlobReaderTest, RangeError) { |
| 1081 const std::string kData("Hello!!!"); |
| 1082 const size_t kDataSize = 8ul; |
| 1083 const uint64_t kReadLength = 4ull; |
| 1084 |
| 1085 // Case: offset too high. |
| 1086 BlobDataBuilder b("uuid1"); |
| 1087 b.AppendData(kData); |
| 1088 this->InitializeReader(&b); |
| 1089 int size_result = -1; |
| 1090 EXPECT_EQ(BlobReader::Status::DONE, |
| 1091 reader_->CalculateSize(base::Bind(&SetValue<int>, &size_result))); |
| 1092 scoped_refptr<net::IOBuffer> buffer = CreateBuffer(kDataSize); |
| 1093 EXPECT_EQ(BlobReader::Status::NET_ERROR, |
| 1094 reader_->SetReadRange(kDataSize + 1, kReadLength)); |
| 1095 EXPECT_EQ(net::ERR_FILE_NOT_FOUND, reader_->net_error()); |
| 1096 |
| 1097 // Case: length too long. |
| 1098 BlobDataBuilder b2("uuid2"); |
| 1099 b2.AppendData(kData); |
| 1100 this->InitializeReader(&b2); |
| 1101 size_result = -1; |
| 1102 EXPECT_EQ(BlobReader::Status::DONE, |
| 1103 reader_->CalculateSize(base::Bind(&SetValue<int>, &size_result))); |
| 1104 buffer = CreateBuffer(kDataSize + 1); |
| 1105 EXPECT_EQ(BlobReader::Status::NET_ERROR, |
| 1106 reader_->SetReadRange(0, kDataSize + 1)); |
| 1107 EXPECT_EQ(net::ERR_FILE_NOT_FOUND, reader_->net_error()); |
| 1108 } |
| 1109 |
| 1110 } // namespace |
| 1111 } // namespace storage |
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