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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 <stdint.h> | |
| 6 #include <limits> | |
| 7 #include <string> | |
| 8 #include <utility> | |
| 9 #include <vector> | |
| 10 | |
| 11 #include "base/bind.h" | |
| 12 #include "base/bind_helpers.h" | |
| 13 #include "base/files/scoped_temp_dir.h" | |
| 14 #include "base/location.h" | |
| 15 #include "base/macros.h" | |
| 16 #include "base/memory/weak_ptr.h" | |
| 17 #include "base/run_loop.h" | |
| 18 #include "base/single_thread_task_runner.h" | |
| 19 #include "base/threading/thread_task_runner_handle.h" | |
| 20 #include "content/public/test/async_file_test_helper.h" | |
| 21 #include "content/public/test/test_file_system_context.h" | |
| 22 #include "net/base/io_buffer.h" | |
| 23 #include "net/base/request_priority.h" | |
| 24 #include "net/url_request/url_request.h" | |
| 25 #include "net/url_request/url_request_context.h" | |
| 26 #include "net/url_request/url_request_job.h" | |
| 27 #include "net/url_request/url_request_job_factory.h" | |
| 28 #include "net/url_request/url_request_status.h" | |
| 29 #include "storage/browser/fileapi/file_system_context.h" | |
| 30 #include "storage/browser/fileapi/file_system_quota_util.h" | |
| 31 #include "storage/browser/fileapi/file_writer_delegate.h" | |
| 32 #include "storage/browser/fileapi/sandbox_file_stream_writer.h" | |
| 33 #include "storage/common/fileapi/file_system_mount_option.h" | |
| 34 #include "testing/platform_test.h" | |
| 35 #include "url/gurl.h" | |
| 36 | |
| 37 using content::AsyncFileTestHelper; | |
| 38 using storage::FileSystemURL; | |
| 39 using storage::FileWriterDelegate; | |
| 40 | |
| 41 namespace content { | |
| 42 | |
| 43 namespace { | |
| 44 | |
| 45 const GURL kOrigin("http://example.com"); | |
| 46 const storage::FileSystemType kFileSystemType = storage::kFileSystemTypeTest; | |
| 47 | |
| 48 const char kData[] = "The quick brown fox jumps over the lazy dog.\n"; | |
| 49 const int kDataSize = arraysize(kData) - 1; | |
| 50 | |
| 51 class Result { | |
| 52 public: | |
| 53 Result() | |
| 54 : status_(base::File::FILE_OK), | |
| 55 bytes_written_(0), | |
| 56 write_status_(FileWriterDelegate::SUCCESS_IO_PENDING) {} | |
| 57 | |
| 58 base::File::Error status() const { return status_; } | |
| 59 int64_t bytes_written() const { return bytes_written_; } | |
| 60 FileWriterDelegate::WriteProgressStatus write_status() const { | |
| 61 return write_status_; | |
| 62 } | |
| 63 | |
| 64 void DidWrite(base::File::Error status, | |
| 65 int64_t bytes, | |
| 66 FileWriterDelegate::WriteProgressStatus write_status) { | |
| 67 write_status_ = write_status; | |
| 68 if (status == base::File::FILE_OK) { | |
| 69 bytes_written_ += bytes; | |
| 70 if (write_status_ != FileWriterDelegate::SUCCESS_IO_PENDING) | |
| 71 base::MessageLoop::current()->QuitWhenIdle(); | |
| 72 } else { | |
| 73 EXPECT_EQ(base::File::FILE_OK, status_); | |
| 74 status_ = status; | |
| 75 base::MessageLoop::current()->QuitWhenIdle(); | |
| 76 } | |
| 77 } | |
| 78 | |
| 79 private: | |
| 80 // For post-operation status. | |
| 81 base::File::Error status_; | |
| 82 int64_t bytes_written_; | |
| 83 FileWriterDelegate::WriteProgressStatus write_status_; | |
| 84 }; | |
| 85 | |
| 86 class BlobURLRequestJobFactory; | |
| 87 | |
| 88 } // namespace (anonymous) | |
| 89 | |
| 90 class FileWriterDelegateTest : public PlatformTest { | |
| 91 public: | |
| 92 FileWriterDelegateTest() {} | |
| 93 | |
| 94 protected: | |
| 95 void SetUp() override; | |
| 96 void TearDown() override; | |
| 97 | |
| 98 int64_t usage() { | |
| 99 return file_system_context_->GetQuotaUtil(kFileSystemType) | |
| 100 ->GetOriginUsageOnFileTaskRunner( | |
| 101 file_system_context_.get(), kOrigin, kFileSystemType); | |
| 102 } | |
| 103 | |
| 104 int64_t GetFileSizeOnDisk(const char* test_file_path) { | |
| 105 // There might be in-flight flush/write. | |
| 106 base::ThreadTaskRunnerHandle::Get()->PostTask(FROM_HERE, | |
| 107 base::Bind(&base::DoNothing)); | |
| 108 base::RunLoop().RunUntilIdle(); | |
| 109 | |
| 110 FileSystemURL url = GetFileSystemURL(test_file_path); | |
| 111 base::File::Info file_info; | |
| 112 EXPECT_EQ(base::File::FILE_OK, | |
| 113 AsyncFileTestHelper::GetMetadata( | |
| 114 file_system_context_.get(), url, &file_info)); | |
| 115 return file_info.size; | |
| 116 } | |
| 117 | |
| 118 FileSystemURL GetFileSystemURL(const char* file_name) const { | |
| 119 return file_system_context_->CreateCrackedFileSystemURL( | |
| 120 kOrigin, kFileSystemType, base::FilePath().FromUTF8Unsafe(file_name)); | |
| 121 } | |
| 122 | |
| 123 FileWriterDelegate* CreateWriterDelegate(const char* test_file_path, | |
| 124 int64_t offset, | |
| 125 int64_t allowed_growth) { | |
| 126 storage::SandboxFileStreamWriter* writer = | |
| 127 new storage::SandboxFileStreamWriter( | |
| 128 file_system_context_.get(), | |
| 129 GetFileSystemURL(test_file_path), | |
| 130 offset, | |
| 131 *file_system_context_->GetUpdateObservers(kFileSystemType)); | |
| 132 writer->set_default_quota(allowed_growth); | |
| 133 return new FileWriterDelegate( | |
| 134 std::unique_ptr<storage::FileStreamWriter>(writer), | |
| 135 storage::FlushPolicy::FLUSH_ON_COMPLETION); | |
| 136 } | |
| 137 | |
| 138 FileWriterDelegate::DelegateWriteCallback GetWriteCallback(Result* result) { | |
| 139 return base::Bind(&Result::DidWrite, base::Unretained(result)); | |
| 140 } | |
| 141 | |
| 142 // Creates and sets up a FileWriterDelegate for writing the given |blob_url|, | |
| 143 // and creates a new FileWriterDelegate for the file. | |
| 144 void PrepareForWrite(const char* test_file_path, | |
| 145 const GURL& blob_url, | |
| 146 int64_t offset, | |
| 147 int64_t allowed_growth) { | |
| 148 file_writer_delegate_.reset( | |
| 149 CreateWriterDelegate(test_file_path, offset, allowed_growth)); | |
| 150 request_ = empty_context_.CreateRequest( | |
| 151 blob_url, net::DEFAULT_PRIORITY, file_writer_delegate_.get()); | |
| 152 } | |
| 153 | |
| 154 // This should be alive until the very end of this instance. | |
| 155 base::MessageLoopForIO loop_; | |
| 156 | |
| 157 scoped_refptr<storage::FileSystemContext> file_system_context_; | |
| 158 | |
| 159 net::URLRequestContext empty_context_; | |
| 160 std::unique_ptr<FileWriterDelegate> file_writer_delegate_; | |
| 161 std::unique_ptr<net::URLRequest> request_; | |
| 162 std::unique_ptr<BlobURLRequestJobFactory> job_factory_; | |
| 163 | |
| 164 base::ScopedTempDir dir_; | |
| 165 | |
| 166 static const char* content_; | |
| 167 }; | |
| 168 | |
| 169 const char* FileWriterDelegateTest::content_ = NULL; | |
| 170 | |
| 171 namespace { | |
| 172 | |
| 173 static std::string g_content; | |
| 174 | |
| 175 class FileWriterDelegateTestJob : public net::URLRequestJob { | |
| 176 public: | |
| 177 FileWriterDelegateTestJob(net::URLRequest* request, | |
| 178 net::NetworkDelegate* network_delegate, | |
| 179 const std::string& content) | |
| 180 : net::URLRequestJob(request, network_delegate), | |
| 181 content_(content), | |
| 182 remaining_bytes_(content.length()), | |
| 183 cursor_(0), | |
| 184 weak_factory_(this) {} | |
| 185 | |
| 186 void Start() override { | |
| 187 base::ThreadTaskRunnerHandle::Get()->PostTask( | |
| 188 FROM_HERE, base::Bind(&FileWriterDelegateTestJob::NotifyHeadersComplete, | |
| 189 weak_factory_.GetWeakPtr())); | |
| 190 } | |
| 191 | |
| 192 int ReadRawData(net::IOBuffer* buf, int buf_size) override { | |
| 193 if (remaining_bytes_ < buf_size) | |
| 194 buf_size = remaining_bytes_; | |
| 195 | |
| 196 for (int i = 0; i < buf_size; ++i) | |
| 197 buf->data()[i] = content_[cursor_++]; | |
| 198 remaining_bytes_ -= buf_size; | |
| 199 | |
| 200 return buf_size; | |
| 201 } | |
| 202 | |
| 203 int GetResponseCode() const override { return 200; } | |
| 204 | |
| 205 protected: | |
| 206 ~FileWriterDelegateTestJob() override {} | |
| 207 | |
| 208 private: | |
| 209 std::string content_; | |
| 210 int remaining_bytes_; | |
| 211 int cursor_; | |
| 212 | |
| 213 base::WeakPtrFactory<FileWriterDelegateTestJob> weak_factory_; | |
| 214 }; | |
| 215 | |
| 216 class BlobURLRequestJobFactory : public net::URLRequestJobFactory { | |
| 217 public: | |
| 218 explicit BlobURLRequestJobFactory(const char** content_data) | |
| 219 : content_data_(content_data) { | |
| 220 } | |
| 221 | |
| 222 net::URLRequestJob* MaybeCreateJobWithProtocolHandler( | |
| 223 const std::string& scheme, | |
| 224 net::URLRequest* request, | |
| 225 net::NetworkDelegate* network_delegate) const override { | |
| 226 return new FileWriterDelegateTestJob( | |
| 227 request, network_delegate, *content_data_); | |
| 228 } | |
| 229 | |
| 230 net::URLRequestJob* MaybeInterceptRedirect( | |
| 231 net::URLRequest* request, | |
| 232 net::NetworkDelegate* network_delegate, | |
| 233 const GURL& location) const override { | |
| 234 return nullptr; | |
| 235 } | |
| 236 | |
| 237 net::URLRequestJob* MaybeInterceptResponse( | |
| 238 net::URLRequest* request, | |
| 239 net::NetworkDelegate* network_delegate) const override { | |
| 240 return nullptr; | |
| 241 } | |
| 242 | |
| 243 bool IsHandledProtocol(const std::string& scheme) const override { | |
| 244 return scheme == "blob"; | |
| 245 } | |
| 246 | |
| 247 bool IsHandledURL(const GURL& url) const override { | |
| 248 return url.SchemeIs("blob"); | |
| 249 } | |
| 250 | |
| 251 bool IsSafeRedirectTarget(const GURL& location) const override { | |
| 252 return true; | |
| 253 } | |
| 254 | |
| 255 private: | |
| 256 const char** content_data_; | |
| 257 | |
| 258 DISALLOW_COPY_AND_ASSIGN(BlobURLRequestJobFactory); | |
| 259 }; | |
| 260 | |
| 261 } // namespace (anonymous) | |
| 262 | |
| 263 void FileWriterDelegateTest::SetUp() { | |
| 264 ASSERT_TRUE(dir_.CreateUniqueTempDir()); | |
| 265 | |
| 266 file_system_context_ = | |
| 267 CreateFileSystemContextForTesting(NULL, dir_.GetPath()); | |
| 268 ASSERT_EQ(base::File::FILE_OK, | |
| 269 AsyncFileTestHelper::CreateFile(file_system_context_.get(), | |
| 270 GetFileSystemURL("test"))); | |
| 271 job_factory_.reset(new BlobURLRequestJobFactory(&content_)); | |
| 272 empty_context_.set_job_factory(job_factory_.get()); | |
| 273 } | |
| 274 | |
| 275 void FileWriterDelegateTest::TearDown() { | |
| 276 file_system_context_ = NULL; | |
| 277 base::RunLoop().RunUntilIdle(); | |
| 278 } | |
| 279 | |
| 280 TEST_F(FileWriterDelegateTest, WriteSuccessWithoutQuotaLimit) { | |
| 281 const GURL kBlobURL("blob:nolimit"); | |
| 282 content_ = kData; | |
| 283 | |
| 284 PrepareForWrite("test", kBlobURL, 0, std::numeric_limits<int64_t>::max()); | |
| 285 | |
| 286 Result result; | |
| 287 ASSERT_EQ(0, usage()); | |
| 288 file_writer_delegate_->Start(std::move(request_), GetWriteCallback(&result)); | |
| 289 base::RunLoop().Run(); | |
| 290 | |
| 291 ASSERT_EQ(FileWriterDelegate::SUCCESS_COMPLETED, result.write_status()); | |
| 292 file_writer_delegate_.reset(); | |
| 293 | |
| 294 ASSERT_EQ(kDataSize, usage()); | |
| 295 EXPECT_EQ(GetFileSizeOnDisk("test"), usage()); | |
| 296 EXPECT_EQ(kDataSize, result.bytes_written()); | |
| 297 EXPECT_EQ(base::File::FILE_OK, result.status()); | |
| 298 } | |
| 299 | |
| 300 TEST_F(FileWriterDelegateTest, WriteSuccessWithJustQuota) { | |
| 301 const GURL kBlobURL("blob:just"); | |
| 302 content_ = kData; | |
| 303 const int64_t kAllowedGrowth = kDataSize; | |
| 304 PrepareForWrite("test", kBlobURL, 0, kAllowedGrowth); | |
| 305 | |
| 306 Result result; | |
| 307 ASSERT_EQ(0, usage()); | |
| 308 file_writer_delegate_->Start(std::move(request_), GetWriteCallback(&result)); | |
| 309 base::RunLoop().Run(); | |
| 310 ASSERT_EQ(FileWriterDelegate::SUCCESS_COMPLETED, result.write_status()); | |
| 311 file_writer_delegate_.reset(); | |
| 312 | |
| 313 ASSERT_EQ(kAllowedGrowth, usage()); | |
| 314 EXPECT_EQ(GetFileSizeOnDisk("test"), usage()); | |
| 315 | |
| 316 EXPECT_EQ(kAllowedGrowth, result.bytes_written()); | |
| 317 EXPECT_EQ(base::File::FILE_OK, result.status()); | |
| 318 } | |
| 319 | |
| 320 TEST_F(FileWriterDelegateTest, DISABLED_WriteFailureByQuota) { | |
| 321 const GURL kBlobURL("blob:failure"); | |
| 322 content_ = kData; | |
| 323 const int64_t kAllowedGrowth = kDataSize - 1; | |
| 324 PrepareForWrite("test", kBlobURL, 0, kAllowedGrowth); | |
| 325 | |
| 326 Result result; | |
| 327 ASSERT_EQ(0, usage()); | |
| 328 file_writer_delegate_->Start(std::move(request_), GetWriteCallback(&result)); | |
| 329 base::RunLoop().Run(); | |
| 330 ASSERT_EQ(FileWriterDelegate::ERROR_WRITE_STARTED, result.write_status()); | |
| 331 file_writer_delegate_.reset(); | |
| 332 | |
| 333 ASSERT_EQ(kAllowedGrowth, usage()); | |
| 334 EXPECT_EQ(GetFileSizeOnDisk("test"), usage()); | |
| 335 | |
| 336 EXPECT_EQ(kAllowedGrowth, result.bytes_written()); | |
| 337 EXPECT_EQ(base::File::FILE_ERROR_NO_SPACE, result.status()); | |
| 338 ASSERT_EQ(FileWriterDelegate::ERROR_WRITE_STARTED, result.write_status()); | |
| 339 } | |
| 340 | |
| 341 TEST_F(FileWriterDelegateTest, WriteZeroBytesSuccessfullyWithZeroQuota) { | |
| 342 const GURL kBlobURL("blob:zero"); | |
| 343 content_ = ""; | |
| 344 int64_t kAllowedGrowth = 0; | |
| 345 PrepareForWrite("test", kBlobURL, 0, kAllowedGrowth); | |
| 346 | |
| 347 Result result; | |
| 348 ASSERT_EQ(0, usage()); | |
| 349 file_writer_delegate_->Start(std::move(request_), GetWriteCallback(&result)); | |
| 350 base::RunLoop().Run(); | |
| 351 ASSERT_EQ(FileWriterDelegate::SUCCESS_COMPLETED, result.write_status()); | |
| 352 file_writer_delegate_.reset(); | |
| 353 | |
| 354 ASSERT_EQ(kAllowedGrowth, usage()); | |
| 355 EXPECT_EQ(GetFileSizeOnDisk("test"), usage()); | |
| 356 | |
| 357 EXPECT_EQ(kAllowedGrowth, result.bytes_written()); | |
| 358 EXPECT_EQ(base::File::FILE_OK, result.status()); | |
| 359 ASSERT_EQ(FileWriterDelegate::SUCCESS_COMPLETED, result.write_status()); | |
| 360 } | |
| 361 | |
| 362 TEST_F(FileWriterDelegateTest, WriteSuccessWithoutQuotaLimitConcurrent) { | |
| 363 std::unique_ptr<FileWriterDelegate> file_writer_delegate2; | |
| 364 std::unique_ptr<net::URLRequest> request2; | |
| 365 | |
| 366 ASSERT_EQ(base::File::FILE_OK, | |
| 367 AsyncFileTestHelper::CreateFile(file_system_context_.get(), | |
| 368 GetFileSystemURL("test2"))); | |
| 369 | |
| 370 const GURL kBlobURL("blob:nolimitconcurrent"); | |
| 371 const GURL kBlobURL2("blob:nolimitconcurrent2"); | |
| 372 content_ = kData; | |
| 373 | |
| 374 PrepareForWrite("test", kBlobURL, 0, std::numeric_limits<int64_t>::max()); | |
| 375 | |
| 376 // Credate another FileWriterDelegate for concurrent write. | |
| 377 file_writer_delegate2.reset( | |
| 378 CreateWriterDelegate("test2", 0, std::numeric_limits<int64_t>::max())); | |
| 379 request2 = empty_context_.CreateRequest( | |
| 380 kBlobURL2, net::DEFAULT_PRIORITY, file_writer_delegate2.get()); | |
| 381 | |
| 382 Result result, result2; | |
| 383 ASSERT_EQ(0, usage()); | |
| 384 file_writer_delegate_->Start(std::move(request_), GetWriteCallback(&result)); | |
| 385 file_writer_delegate2->Start(std::move(request2), GetWriteCallback(&result2)); | |
| 386 base::RunLoop().Run(); | |
| 387 if (result.write_status() == FileWriterDelegate::SUCCESS_IO_PENDING || | |
| 388 result2.write_status() == FileWriterDelegate::SUCCESS_IO_PENDING) | |
| 389 base::RunLoop().Run(); | |
| 390 | |
| 391 ASSERT_EQ(FileWriterDelegate::SUCCESS_COMPLETED, result.write_status()); | |
| 392 ASSERT_EQ(FileWriterDelegate::SUCCESS_COMPLETED, result2.write_status()); | |
| 393 file_writer_delegate_.reset(); | |
| 394 file_writer_delegate2.reset(); | |
| 395 | |
| 396 ASSERT_EQ(kDataSize * 2, usage()); | |
| 397 EXPECT_EQ(GetFileSizeOnDisk("test") + GetFileSizeOnDisk("test2"), usage()); | |
| 398 | |
| 399 EXPECT_EQ(kDataSize, result.bytes_written()); | |
| 400 EXPECT_EQ(base::File::FILE_OK, result.status()); | |
| 401 EXPECT_EQ(kDataSize, result2.bytes_written()); | |
| 402 EXPECT_EQ(base::File::FILE_OK, result2.status()); | |
| 403 } | |
| 404 | |
| 405 TEST_F(FileWriterDelegateTest, WritesWithQuotaAndOffset) { | |
| 406 const GURL kBlobURL("blob:failure-with-updated-quota"); | |
| 407 content_ = kData; | |
| 408 | |
| 409 // Writing kDataSize (=45) bytes data while allowed_growth is 100. | |
| 410 int64_t offset = 0; | |
| 411 int64_t allowed_growth = 100; | |
| 412 ASSERT_LT(kDataSize, allowed_growth); | |
| 413 PrepareForWrite("test", kBlobURL, offset, allowed_growth); | |
| 414 | |
| 415 { | |
| 416 Result result; | |
| 417 ASSERT_EQ(0, usage()); | |
| 418 file_writer_delegate_->Start(std::move(request_), | |
| 419 GetWriteCallback(&result)); | |
| 420 base::RunLoop().Run(); | |
| 421 ASSERT_EQ(FileWriterDelegate::SUCCESS_COMPLETED, result.write_status()); | |
| 422 file_writer_delegate_.reset(); | |
| 423 | |
| 424 ASSERT_EQ(kDataSize, usage()); | |
| 425 EXPECT_EQ(GetFileSizeOnDisk("test"), usage()); | |
| 426 EXPECT_EQ(kDataSize, result.bytes_written()); | |
| 427 EXPECT_EQ(base::File::FILE_OK, result.status()); | |
| 428 } | |
| 429 | |
| 430 // Trying to overwrite kDataSize bytes data while allowed_growth is 20. | |
| 431 offset = 0; | |
| 432 allowed_growth = 20; | |
| 433 PrepareForWrite("test", kBlobURL, offset, allowed_growth); | |
| 434 | |
| 435 { | |
| 436 Result result; | |
| 437 file_writer_delegate_->Start(std::move(request_), | |
| 438 GetWriteCallback(&result)); | |
| 439 base::RunLoop().Run(); | |
| 440 EXPECT_EQ(kDataSize, usage()); | |
| 441 EXPECT_EQ(GetFileSizeOnDisk("test"), usage()); | |
| 442 EXPECT_EQ(kDataSize, result.bytes_written()); | |
| 443 EXPECT_EQ(base::File::FILE_OK, result.status()); | |
| 444 ASSERT_EQ(FileWriterDelegate::SUCCESS_COMPLETED, result.write_status()); | |
| 445 } | |
| 446 | |
| 447 // Trying to write kDataSize bytes data from offset 25 while | |
| 448 // allowed_growth is 55. | |
| 449 offset = 25; | |
| 450 allowed_growth = 55; | |
| 451 PrepareForWrite("test", kBlobURL, offset, allowed_growth); | |
| 452 | |
| 453 { | |
| 454 Result result; | |
| 455 file_writer_delegate_->Start(std::move(request_), | |
| 456 GetWriteCallback(&result)); | |
| 457 base::RunLoop().Run(); | |
| 458 ASSERT_EQ(FileWriterDelegate::SUCCESS_COMPLETED, result.write_status()); | |
| 459 file_writer_delegate_.reset(); | |
| 460 | |
| 461 EXPECT_EQ(offset + kDataSize, usage()); | |
| 462 EXPECT_EQ(GetFileSizeOnDisk("test"), usage()); | |
| 463 EXPECT_EQ(kDataSize, result.bytes_written()); | |
| 464 EXPECT_EQ(base::File::FILE_OK, result.status()); | |
| 465 } | |
| 466 | |
| 467 // Trying to overwrite 45 bytes data while allowed_growth is -20. | |
| 468 offset = 0; | |
| 469 allowed_growth = -20; | |
| 470 PrepareForWrite("test", kBlobURL, offset, allowed_growth); | |
| 471 int64_t pre_write_usage = GetFileSizeOnDisk("test"); | |
| 472 | |
| 473 { | |
| 474 Result result; | |
| 475 file_writer_delegate_->Start(std::move(request_), | |
| 476 GetWriteCallback(&result)); | |
| 477 base::RunLoop().Run(); | |
| 478 ASSERT_EQ(FileWriterDelegate::SUCCESS_COMPLETED, result.write_status()); | |
| 479 file_writer_delegate_.reset(); | |
| 480 | |
| 481 EXPECT_EQ(pre_write_usage, usage()); | |
| 482 EXPECT_EQ(GetFileSizeOnDisk("test"), usage()); | |
| 483 EXPECT_EQ(kDataSize, result.bytes_written()); | |
| 484 EXPECT_EQ(base::File::FILE_OK, result.status()); | |
| 485 } | |
| 486 | |
| 487 // Trying to overwrite 45 bytes data with offset pre_write_usage - 20, | |
| 488 // while allowed_growth is 10. | |
| 489 const int kOverlap = 20; | |
| 490 offset = pre_write_usage - kOverlap; | |
| 491 allowed_growth = 10; | |
| 492 PrepareForWrite("test", kBlobURL, offset, allowed_growth); | |
| 493 | |
| 494 { | |
| 495 Result result; | |
| 496 file_writer_delegate_->Start(std::move(request_), | |
| 497 GetWriteCallback(&result)); | |
| 498 base::RunLoop().Run(); | |
| 499 ASSERT_EQ(FileWriterDelegate::ERROR_WRITE_STARTED, result.write_status()); | |
| 500 file_writer_delegate_.reset(); | |
| 501 | |
| 502 EXPECT_EQ(pre_write_usage + allowed_growth, usage()); | |
| 503 EXPECT_EQ(GetFileSizeOnDisk("test"), usage()); | |
| 504 EXPECT_EQ(kOverlap + allowed_growth, result.bytes_written()); | |
| 505 EXPECT_EQ(base::File::FILE_ERROR_NO_SPACE, result.status()); | |
| 506 } | |
| 507 } | |
| 508 | |
| 509 } // namespace content | |
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Chromium Code Reviews
Issue 2368913003:
Populate storage_unittests target. (Closed)
