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| 1 // Copyright (c) 2011 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 <deque> | |
| 6 #include <limits> | |
| 7 #include <string> | |
| 8 | |
| 9 #include "base/basictypes.h" | |
| 10 #include "base/bind.h" | |
| 11 #include "base/file_util.h" | |
| 12 #include "base/files/scoped_temp_dir.h" | |
| 13 #include "base/memory/weak_ptr.h" | |
| 14 #include "base/message_loop/message_loop.h" | |
| 15 #include "base/platform_file.h" | |
| 16 #include "content/renderer/pepper/quota_file_io.h" | |
| 17 #include "content/test/ppapi_unittest.h" | |
| 18 | |
| 19 using base::MessageLoopProxy; | |
| 20 using base::PlatformFile; | |
| 21 using base::PlatformFileError; | |
| 22 | |
| 23 namespace content { | |
| 24 | |
| 25 namespace { | |
| 26 class QuotaMockDelegate : public QuotaFileIO::Delegate { | |
| 27 public: | |
| 28 typedef QuotaFileIO::Delegate::AvailableSpaceCallback Callback; | |
| 29 | |
| 30 QuotaMockDelegate() | |
| 31 : available_space_(0), | |
| 32 will_update_count_(0), | |
| 33 file_thread_(MessageLoopProxy::current()), | |
| 34 weak_factory_(this) { | |
| 35 } | |
| 36 virtual ~QuotaMockDelegate() {} | |
| 37 | |
| 38 virtual void QueryAvailableSpace( | |
| 39 const GURL& origin, | |
| 40 quota::StorageType type, | |
| 41 const Callback& callback) OVERRIDE { | |
| 42 DCHECK_EQ(false, callback.is_null()); | |
| 43 MessageLoopProxy::current()->PostTask( | |
| 44 FROM_HERE, base::Bind( | |
| 45 &QuotaMockDelegate::RunAvailableSpaceCallback, | |
| 46 weak_factory_.GetWeakPtr(), callback)); | |
| 47 } | |
| 48 | |
| 49 virtual void WillUpdateFile(const GURL& file_path) OVERRIDE { | |
| 50 file_path_ = file_path; | |
| 51 ++will_update_count_; | |
| 52 } | |
| 53 | |
| 54 virtual void DidUpdateFile(const GURL& file_path, int64_t delta) OVERRIDE { | |
| 55 ASSERT_EQ(file_path_, file_path); | |
| 56 ASSERT_GT(will_update_count_, 0); | |
| 57 --will_update_count_; | |
| 58 available_space_ -= delta; | |
| 59 } | |
| 60 | |
| 61 virtual scoped_refptr<base::MessageLoopProxy> | |
| 62 GetFileThreadMessageLoopProxy() OVERRIDE { | |
| 63 return file_thread_; | |
| 64 } | |
| 65 | |
| 66 void set_available_space(int64 available) { available_space_ = available; } | |
| 67 int64_t available_space() const { return available_space_; } | |
| 68 | |
| 69 private: | |
| 70 void RunAvailableSpaceCallback(const Callback& callback) { | |
| 71 callback.Run(available_space_); | |
| 72 } | |
| 73 | |
| 74 int64_t available_space_; | |
| 75 int will_update_count_; | |
| 76 GURL file_path_; | |
| 77 scoped_refptr<MessageLoopProxy> file_thread_; | |
| 78 base::WeakPtrFactory<QuotaMockDelegate> weak_factory_; | |
| 79 }; | |
| 80 } // namespace | |
| 81 | |
| 82 class QuotaFileIOTest : public PpapiUnittest { | |
| 83 public: | |
| 84 QuotaFileIOTest() | |
| 85 : delegate_(NULL), | |
| 86 weak_factory_(this) {} | |
| 87 | |
| 88 virtual void SetUp() OVERRIDE { | |
| 89 PpapiUnittest::SetUp(); | |
| 90 ASSERT_TRUE(dir_.CreateUniqueTempDir()); | |
| 91 base::FilePath path; | |
| 92 ASSERT_TRUE(file_util::CreateTemporaryFileInDir(dir_.path(), &path)); | |
| 93 int file_flags = base::PLATFORM_FILE_OPEN | | |
| 94 base::PLATFORM_FILE_READ | | |
| 95 base::PLATFORM_FILE_WRITE | | |
| 96 base::PLATFORM_FILE_WRITE_ATTRIBUTES; | |
| 97 bool created = false; | |
| 98 file_ = base::kInvalidPlatformFileValue; | |
| 99 PlatformFileError error = base::PLATFORM_FILE_OK; | |
| 100 file_ = base::CreatePlatformFile(path, file_flags, &created, &error); | |
| 101 ASSERT_EQ(base::PLATFORM_FILE_OK, error); | |
| 102 ASSERT_NE(base::kInvalidPlatformFileValue, file_); | |
| 103 ASSERT_FALSE(created); | |
| 104 delegate_ = new QuotaMockDelegate; // Owned by QuotaFileIO. | |
| 105 quota_file_io_.reset(new QuotaFileIO( | |
| 106 delegate_, file_, GURL(), PP_FILESYSTEMTYPE_LOCALTEMPORARY)); | |
| 107 } | |
| 108 | |
| 109 virtual void TearDown() OVERRIDE { | |
| 110 quota_file_io_.reset(); | |
| 111 if (file_ != base::kInvalidPlatformFileValue) | |
| 112 base::ClosePlatformFile(file_); | |
| 113 PpapiUnittest::TearDown(); | |
| 114 } | |
| 115 | |
| 116 protected: | |
| 117 void WriteTestBody() { | |
| 118 // Attempt to write zero bytes. | |
| 119 EXPECT_FALSE(quota_file_io_->Write( | |
| 120 0, "data", 0, | |
| 121 base::Bind(&QuotaFileIOTest::DidWrite, weak_factory_.GetWeakPtr()))); | |
| 122 // Attempt to write negative number of bytes. | |
| 123 EXPECT_FALSE(quota_file_io_->Write( | |
| 124 0, "data", std::numeric_limits<int32_t>::min(), | |
| 125 base::Bind(&QuotaFileIOTest::DidWrite, weak_factory_.GetWeakPtr()))); | |
| 126 | |
| 127 delegate()->set_available_space(100); | |
| 128 std::string read_buffer; | |
| 129 | |
| 130 // Write 8 bytes at offset 0 (-> length=8). | |
| 131 std::string data("12345678"); | |
| 132 Write(0, data); | |
| 133 base::MessageLoop::current()->RunUntilIdle(); | |
| 134 ASSERT_EQ(1U, num_results()); | |
| 135 EXPECT_EQ(static_cast<int>(data.size()), bytes_written().front()); | |
| 136 EXPECT_EQ(base::PLATFORM_FILE_OK, status().front()); | |
| 137 EXPECT_EQ(100 - 8, delegate()->available_space()); | |
| 138 reset_results(); | |
| 139 | |
| 140 EXPECT_EQ(8, GetPlatformFileSize()); | |
| 141 ReadPlatformFile(&read_buffer); | |
| 142 EXPECT_EQ(data, read_buffer); | |
| 143 | |
| 144 // Write 5 bytes at offset 5 (-> length=10). | |
| 145 data = "55555"; | |
| 146 Write(5, data); | |
| 147 base::MessageLoop::current()->RunUntilIdle(); | |
| 148 ASSERT_EQ(1U, num_results()); | |
| 149 EXPECT_EQ(static_cast<int>(data.size()), bytes_written().front()); | |
| 150 EXPECT_EQ(base::PLATFORM_FILE_OK, status().front()); | |
| 151 EXPECT_EQ(100 - 10, delegate()->available_space()); | |
| 152 reset_results(); | |
| 153 | |
| 154 EXPECT_EQ(10, GetPlatformFileSize()); | |
| 155 ReadPlatformFile(&read_buffer); | |
| 156 EXPECT_EQ("1234555555", read_buffer); | |
| 157 | |
| 158 // Write 7 bytes at offset 8 (-> length=15). | |
| 159 data = "9012345"; | |
| 160 Write(8, data); | |
| 161 base::MessageLoop::current()->RunUntilIdle(); | |
| 162 ASSERT_EQ(1U, num_results()); | |
| 163 EXPECT_EQ(static_cast<int>(data.size()), bytes_written().front()); | |
| 164 EXPECT_EQ(base::PLATFORM_FILE_OK, status().front()); | |
| 165 EXPECT_EQ(100 - 15, delegate()->available_space()); | |
| 166 reset_results(); | |
| 167 | |
| 168 EXPECT_EQ(15, GetPlatformFileSize()); | |
| 169 ReadPlatformFile(&read_buffer); | |
| 170 EXPECT_EQ("123455559012345", read_buffer); | |
| 171 | |
| 172 // Write 2 bytes at offset 2 (-> length=15). | |
| 173 data = "33"; | |
| 174 Write(2, data); | |
| 175 base::MessageLoop::current()->RunUntilIdle(); | |
| 176 ASSERT_EQ(1U, num_results()); | |
| 177 EXPECT_EQ(static_cast<int>(data.size()), bytes_written().front()); | |
| 178 EXPECT_EQ(base::PLATFORM_FILE_OK, status().front()); | |
| 179 EXPECT_EQ(100 - 15, delegate()->available_space()); | |
| 180 reset_results(); | |
| 181 | |
| 182 EXPECT_EQ(15, GetPlatformFileSize()); | |
| 183 ReadPlatformFile(&read_buffer); | |
| 184 EXPECT_EQ("123355559012345", read_buffer); | |
| 185 | |
| 186 // Write 4 bytes at offset 20 (-> length=24). | |
| 187 data = "XXXX"; | |
| 188 Write(20, data); | |
| 189 base::MessageLoop::current()->RunUntilIdle(); | |
| 190 ASSERT_EQ(1U, num_results()); | |
| 191 EXPECT_EQ(static_cast<int>(data.size()), bytes_written().front()); | |
| 192 EXPECT_EQ(base::PLATFORM_FILE_OK, status().front()); | |
| 193 EXPECT_EQ(100 - 24, delegate()->available_space()); | |
| 194 reset_results(); | |
| 195 | |
| 196 EXPECT_EQ(24, GetPlatformFileSize()); | |
| 197 ReadPlatformFile(&read_buffer); | |
| 198 EXPECT_EQ(std::string("123355559012345\0\0\0\0\0XXXX", 24), read_buffer); | |
| 199 | |
| 200 delegate()->set_available_space(5); | |
| 201 | |
| 202 // Quota error case. Write 7 bytes at offset 23 (-> length is unchanged) | |
| 203 data = "ABCDEFG"; | |
| 204 Write(23, data); | |
| 205 base::MessageLoop::current()->RunUntilIdle(); | |
| 206 ASSERT_EQ(1U, num_results()); | |
| 207 EXPECT_EQ(base::PLATFORM_FILE_ERROR_NO_SPACE, status().front()); | |
| 208 EXPECT_EQ(5, delegate()->available_space()); | |
| 209 reset_results(); | |
| 210 | |
| 211 // Overlapping write. Write 6 bytes at offset 2 (-> length is unchanged) | |
| 212 data = "ABCDEF"; | |
| 213 Write(2, data); | |
| 214 base::MessageLoop::current()->RunUntilIdle(); | |
| 215 ASSERT_EQ(1U, num_results()); | |
| 216 EXPECT_EQ(static_cast<int>(data.size()), bytes_written().front()); | |
| 217 EXPECT_EQ(base::PLATFORM_FILE_OK, status().front()); | |
| 218 EXPECT_EQ(5, delegate()->available_space()); | |
| 219 reset_results(); | |
| 220 | |
| 221 // Overlapping + extending the file size, but within the quota. | |
| 222 // Write 6 bytes at offset 23 (-> length=29). | |
| 223 Write(23, data); | |
| 224 base::MessageLoop::current()->RunUntilIdle(); | |
| 225 ASSERT_EQ(1U, num_results()); | |
| 226 EXPECT_EQ(static_cast<int>(data.size()), bytes_written().front()); | |
| 227 EXPECT_EQ(base::PLATFORM_FILE_OK, status().front()); | |
| 228 EXPECT_EQ(0, delegate()->available_space()); | |
| 229 reset_results(); | |
| 230 | |
| 231 EXPECT_EQ(29, GetPlatformFileSize()); | |
| 232 ReadPlatformFile(&read_buffer); | |
| 233 EXPECT_EQ(std::string("12ABCDEF9012345\0\0\0\0\0XXXABCDEF", 29), | |
| 234 read_buffer); | |
| 235 } | |
| 236 | |
| 237 void SetLengthTestBody() { | |
| 238 delegate()->set_available_space(100); | |
| 239 | |
| 240 SetLength(0); | |
| 241 base::MessageLoop::current()->RunUntilIdle(); | |
| 242 ASSERT_EQ(1U, num_results()); | |
| 243 EXPECT_EQ(base::PLATFORM_FILE_OK, status().front()); | |
| 244 EXPECT_EQ(0, GetPlatformFileSize()); | |
| 245 EXPECT_EQ(100, delegate()->available_space()); | |
| 246 reset_results(); | |
| 247 | |
| 248 SetLength(8); | |
| 249 base::MessageLoop::current()->RunUntilIdle(); | |
| 250 ASSERT_EQ(1U, num_results()); | |
| 251 EXPECT_EQ(base::PLATFORM_FILE_OK, status().front()); | |
| 252 EXPECT_EQ(100 - 8, delegate()->available_space()); | |
| 253 reset_results(); | |
| 254 | |
| 255 EXPECT_EQ(8, GetPlatformFileSize()); | |
| 256 | |
| 257 SetLength(16); | |
| 258 base::MessageLoop::current()->RunUntilIdle(); | |
| 259 ASSERT_EQ(1U, num_results()); | |
| 260 EXPECT_EQ(base::PLATFORM_FILE_OK, status().front()); | |
| 261 EXPECT_EQ(100 - 16, delegate()->available_space()); | |
| 262 reset_results(); | |
| 263 | |
| 264 EXPECT_EQ(16, GetPlatformFileSize()); | |
| 265 | |
| 266 SetLength(4); | |
| 267 base::MessageLoop::current()->RunUntilIdle(); | |
| 268 ASSERT_EQ(1U, num_results()); | |
| 269 EXPECT_EQ(base::PLATFORM_FILE_OK, status().front()); | |
| 270 EXPECT_EQ(100 - 4, delegate()->available_space()); | |
| 271 reset_results(); | |
| 272 | |
| 273 EXPECT_EQ(4, GetPlatformFileSize()); | |
| 274 | |
| 275 SetLength(0); | |
| 276 base::MessageLoop::current()->RunUntilIdle(); | |
| 277 ASSERT_EQ(1U, num_results()); | |
| 278 EXPECT_EQ(base::PLATFORM_FILE_OK, status().front()); | |
| 279 EXPECT_EQ(100, delegate()->available_space()); | |
| 280 reset_results(); | |
| 281 | |
| 282 EXPECT_EQ(0, GetPlatformFileSize()); | |
| 283 | |
| 284 delegate()->set_available_space(5); | |
| 285 | |
| 286 // Quota error case. | |
| 287 SetLength(7); | |
| 288 base::MessageLoop::current()->RunUntilIdle(); | |
| 289 ASSERT_EQ(1U, num_results()); | |
| 290 EXPECT_EQ(base::PLATFORM_FILE_ERROR_NO_SPACE, status().front()); | |
| 291 EXPECT_EQ(5, delegate()->available_space()); | |
| 292 reset_results(); | |
| 293 } | |
| 294 | |
| 295 QuotaMockDelegate* delegate() { | |
| 296 return delegate_; | |
| 297 } | |
| 298 | |
| 299 void Write(int64_t offset, const std::string& data) { | |
| 300 ASSERT_TRUE(quota_file_io_->Write( | |
| 301 offset, data.c_str(), data.size(), | |
| 302 base::Bind(&QuotaFileIOTest::DidWrite, weak_factory_.GetWeakPtr()))); | |
| 303 } | |
| 304 | |
| 305 void SetLength(int64_t length) { | |
| 306 ASSERT_TRUE(quota_file_io_->SetLength( | |
| 307 length, | |
| 308 base::Bind(&QuotaFileIOTest::DidSetLength, | |
| 309 weak_factory_.GetWeakPtr()))); | |
| 310 } | |
| 311 | |
| 312 void DidWrite(PlatformFileError status, int bytes_written) { | |
| 313 status_.push_back(status); | |
| 314 bytes_written_.push_back(bytes_written); | |
| 315 } | |
| 316 | |
| 317 void DidSetLength(PlatformFileError status) { | |
| 318 status_.push_back(status); | |
| 319 } | |
| 320 | |
| 321 size_t num_results() const { return status_.size(); } | |
| 322 const std::deque<int>& bytes_written() const { return bytes_written_; } | |
| 323 const std::deque<PlatformFileError>& status() const { return status_; } | |
| 324 | |
| 325 void reset_results() { | |
| 326 bytes_written_.clear(); | |
| 327 status_.clear(); | |
| 328 } | |
| 329 | |
| 330 void pop_result() { | |
| 331 bytes_written_.pop_front(); | |
| 332 status_.pop_front(); | |
| 333 } | |
| 334 | |
| 335 void ReadPlatformFile(std::string* data) { | |
| 336 data->clear(); | |
| 337 char buf[256]; | |
| 338 int32_t read_offset = 0; | |
| 339 for (;;) { | |
| 340 int rv = base::ReadPlatformFile(file_, read_offset, buf, sizeof(buf)); | |
| 341 ASSERT_GE(rv, 0); | |
| 342 if (rv == 0) | |
| 343 break; | |
| 344 read_offset += rv; | |
| 345 data->append(buf, rv); | |
| 346 } | |
| 347 } | |
| 348 | |
| 349 int64_t GetPlatformFileSize() { | |
| 350 base::PlatformFileInfo info; | |
| 351 EXPECT_TRUE(base::GetPlatformFileInfo(file_, &info)); | |
| 352 return info.size; | |
| 353 } | |
| 354 | |
| 355 void SetPlatformFileSize(int64_t length) { | |
| 356 EXPECT_TRUE(base::TruncatePlatformFile(file_, length)); | |
| 357 } | |
| 358 | |
| 359 private: | |
| 360 base::ScopedTempDir dir_; | |
| 361 PlatformFile file_; | |
| 362 scoped_ptr<QuotaFileIO> quota_file_io_; | |
| 363 std::deque<int> bytes_written_; | |
| 364 std::deque<PlatformFileError> status_; | |
| 365 QuotaMockDelegate* delegate_; | |
| 366 base::WeakPtrFactory<QuotaFileIOTest> weak_factory_; | |
| 367 }; | |
| 368 | |
| 369 TEST_F(QuotaFileIOTest, Write) { | |
| 370 WriteTestBody(); | |
| 371 } | |
| 372 | |
| 373 TEST_F(QuotaFileIOTest, SetLength) { | |
| 374 SetLengthTestBody(); | |
| 375 } | |
| 376 | |
| 377 TEST_F(QuotaFileIOTest, ParallelWrites) { | |
| 378 delegate()->set_available_space(22); | |
| 379 std::string read_buffer; | |
| 380 | |
| 381 const std::string data1[] = { | |
| 382 std::string("12345678"), | |
| 383 std::string("55555"), | |
| 384 std::string("9012345"), | |
| 385 }; | |
| 386 Write(0, data1[0]); | |
| 387 Write(5, data1[1]); | |
| 388 Write(8, data1[2]); | |
| 389 base::MessageLoop::current()->RunUntilIdle(); | |
| 390 | |
| 391 ASSERT_EQ(ARRAYSIZE_UNSAFE(data1), num_results()); | |
| 392 for (size_t i = 0; i < ARRAYSIZE_UNSAFE(data1); ++i) { | |
| 393 EXPECT_EQ(static_cast<int>(data1[i].size()), bytes_written().front()); | |
| 394 EXPECT_EQ(base::PLATFORM_FILE_OK, status().front()); | |
| 395 pop_result(); | |
| 396 } | |
| 397 | |
| 398 EXPECT_EQ(22 - 15, delegate()->available_space()); | |
| 399 EXPECT_EQ(15, GetPlatformFileSize()); | |
| 400 ReadPlatformFile(&read_buffer); | |
| 401 EXPECT_EQ("123455559012345", read_buffer); | |
| 402 | |
| 403 // The second write will fail for quota error. | |
| 404 const std::string data2[] = { | |
| 405 std::string("33"), | |
| 406 std::string("XXXX"), | |
| 407 }; | |
| 408 Write(2, data2[0]); | |
| 409 Write(20, data2[1]); | |
| 410 base::MessageLoop::current()->RunUntilIdle(); | |
| 411 | |
| 412 ASSERT_EQ(ARRAYSIZE_UNSAFE(data2), num_results()); | |
| 413 EXPECT_EQ(static_cast<int>(data2[0].size()), bytes_written().front()); | |
| 414 EXPECT_EQ(base::PLATFORM_FILE_OK, status().front()); | |
| 415 pop_result(); | |
| 416 EXPECT_EQ(0, bytes_written().front()); | |
| 417 EXPECT_EQ(base::PLATFORM_FILE_ERROR_NO_SPACE, status().front()); | |
| 418 pop_result(); | |
| 419 | |
| 420 EXPECT_EQ(22 - 15, delegate()->available_space()); | |
| 421 EXPECT_EQ(15, GetPlatformFileSize()); | |
| 422 ReadPlatformFile(&read_buffer); | |
| 423 EXPECT_EQ("123355559012345", read_buffer); | |
| 424 } | |
| 425 | |
| 426 } // namespace content | |
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Chromium Code Reviews
Issue 33053002:
Pepper: Move FileIO host from renderer to browser. (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src