1 // Copyright (c) 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 "webkit/browser/fileapi/upload_file_system_file_element_reader.h" 6 7 #include "base/files/scoped_temp_dir.h" 8 #include "base/message_loop/message_loop.h" 9 #include "net/base/io_buffer.h" 10 #include "net/base/test_completion_callback.h" 11 #include "testing/gtest/include/gtest/gtest.h" 12 #include "webkit/browser/fileapi/file_system_backend.h" 13 #include "webkit/browser/fileapi/file_system_context.h" 14 #include "webkit/browser/fileapi/file_system_file_util.h" 15 #include "webkit/browser/fileapi/file_system_operation_context.h" 16 #include "webkit/browser/fileapi/file_system_url.h" 17 #include "webkit/browser/fileapi/mock_file_system_context.h" 18 19 namespace fileapi { 20 21 namespace { 22 23 const char kFileSystemURLOrigin[] = "http://remote"; 24 const fileapi::FileSystemType kFileSystemType = 25 fileapi::kFileSystemTypeTemporary; 26 27 } // namespace 28 29 class UploadFileSystemFileElementReaderTest : public testing::Test { 30 public: 31 UploadFileSystemFileElementReaderTest() 32 : message_loop_(base::MessageLoop::TYPE_IO) {} 33 34 virtual void SetUp() OVERRIDE { 35 ASSERT_TRUE(temp_dir_.CreateUniqueTempDir()); 36 37 file_system_context_ = fileapi::CreateFileSystemContextForTesting( 38 NULL, temp_dir_.path()); 39 40 file_system_context_->OpenFileSystem( 41 GURL(kFileSystemURLOrigin), 42 kFileSystemType, 43 OPEN_FILE_SYSTEM_CREATE_IF_NONEXISTENT, 44 base::Bind(&UploadFileSystemFileElementReaderTest::OnOpenFileSystem, 45 base::Unretained(this))); 46 base::MessageLoop::current()->RunUntilIdle(); 47 ASSERT_TRUE(file_system_root_url_.is_valid()); 48 49 // Prepare a file on file system. 50 const char kTestData[] = "abcdefghijklmnop0123456789"; 51 file_data_.assign(kTestData, kTestData + arraysize(kTestData) - 1); 52 const char kFilename[] = "File.dat"; 53 file_url_ = GetFileSystemURL(kFilename); 54 WriteFileSystemFile(kFilename, &file_data_[0], file_data_.size(), 55 &file_modification_time_); 56 57 // Create and initialize a reader. 58 reader_.reset( 59 new UploadFileSystemFileElementReader(file_system_context_.get(), 60 file_url_, 61 0, 62 kuint64max, 63 file_modification_time_)); 64 net::TestCompletionCallback callback; 65 ASSERT_EQ(net::ERR_IO_PENDING, reader_->Init(callback.callback())); 66 EXPECT_EQ(net::OK, callback.WaitForResult()); 67 EXPECT_EQ(file_data_.size(), reader_->GetContentLength()); 68 EXPECT_EQ(file_data_.size(), reader_->BytesRemaining()); 69 EXPECT_FALSE(reader_->IsInMemory()); 70 } 71 72 virtual void TearDown() OVERRIDE { 73 reader_.reset(); 74 base::MessageLoop::current()->RunUntilIdle(); 75 } 76 77 protected: 78 GURL GetFileSystemURL(const std::string& filename) { 79 return GURL(file_system_root_url_.spec() + filename); 80 } 81 82 void WriteFileSystemFile(const std::string& filename, 83 const char* buf, 84 int buf_size, 85 base::Time* modification_time) { 86 fileapi::FileSystemURL url = 87 file_system_context_->CreateCrackedFileSystemURL( 88 GURL(kFileSystemURLOrigin), 89 kFileSystemType, 90 base::FilePath().AppendASCII(filename)); 91 92 fileapi::FileSystemFileUtil* file_util = 93 file_system_context_->GetFileUtil(kFileSystemType); 94 95 fileapi::FileSystemOperationContext context(file_system_context_.get()); 96 context.set_allowed_bytes_growth(1024); 97 98 base::PlatformFile handle = base::kInvalidPlatformFileValue; 99 bool created = false; 100 ASSERT_EQ(base::PLATFORM_FILE_OK, file_util->CreateOrOpen( 101 &context, 102 url, 103 base::PLATFORM_FILE_CREATE | base::PLATFORM_FILE_WRITE, 104 &handle, 105 &created)); 106 EXPECT_TRUE(created); 107 ASSERT_NE(base::kInvalidPlatformFileValue, handle); 108 ASSERT_EQ(buf_size, 109 base::WritePlatformFile(handle, 0 /* offset */, buf, buf_size)); 110 base::ClosePlatformFile(handle); 111 112 base::PlatformFileInfo file_info; 113 base::FilePath platform_path; 114 ASSERT_EQ(base::PLATFORM_FILE_OK, 115 file_util->GetFileInfo(&context, url, &file_info, 116 &platform_path)); 117 *modification_time = file_info.last_modified; 118 } 119 120 void OnOpenFileSystem(base::PlatformFileError result, 121 const std::string& name, 122 const GURL& root) { 123 ASSERT_EQ(base::PLATFORM_FILE_OK, result); 124 ASSERT_TRUE(root.is_valid()); 125 file_system_root_url_ = root; 126 } 127 128 base::MessageLoop message_loop_; 129 base::ScopedTempDir temp_dir_; 130 scoped_refptr<FileSystemContext> file_system_context_; 131 GURL file_system_root_url_; 132 std::vector<char> file_data_; 133 GURL file_url_; 134 base::Time file_modification_time_; 135 scoped_ptr<UploadFileSystemFileElementReader> reader_; 136 }; 137 138 TEST_F(UploadFileSystemFileElementReaderTest, ReadAll) { 139 scoped_refptr<net::IOBufferWithSize> buf = 140 new net::IOBufferWithSize(file_data_.size()); 141 net::TestCompletionCallback read_callback; 142 ASSERT_EQ(net::ERR_IO_PENDING, 143 reader_->Read(buf.get(), buf->size(), read_callback.callback())); 144 EXPECT_EQ(buf->size(), read_callback.WaitForResult()); 145 EXPECT_EQ(0U, reader_->BytesRemaining()); 146 EXPECT_TRUE(std::equal(file_data_.begin(), file_data_.end(), buf->data())); 147 // Try to read again. 148 EXPECT_EQ(0, reader_->Read(buf.get(), buf->size(), read_callback.callback())); 149 } 150 151 TEST_F(UploadFileSystemFileElementReaderTest, ReadPartially) { 152 const size_t kHalfSize = file_data_.size() / 2; 153 ASSERT_EQ(file_data_.size(), kHalfSize * 2); 154 155 scoped_refptr<net::IOBufferWithSize> buf = 156 new net::IOBufferWithSize(kHalfSize); 157 158 net::TestCompletionCallback read_callback1; 159 ASSERT_EQ(net::ERR_IO_PENDING, 160 reader_->Read(buf.get(), buf->size(), read_callback1.callback())); 161 EXPECT_EQ(buf->size(), read_callback1.WaitForResult()); 162 EXPECT_EQ(file_data_.size() - buf->size(), reader_->BytesRemaining()); 163 EXPECT_TRUE(std::equal(file_data_.begin(), file_data_.begin() + kHalfSize, 164 buf->data())); 165 166 net::TestCompletionCallback read_callback2; 167 EXPECT_EQ(net::ERR_IO_PENDING, 168 reader_->Read(buf.get(), buf->size(), read_callback2.callback())); 169 EXPECT_EQ(buf->size(), read_callback2.WaitForResult()); 170 EXPECT_EQ(0U, reader_->BytesRemaining()); 171 EXPECT_TRUE(std::equal(file_data_.begin() + kHalfSize, file_data_.end(), 172 buf->data())); 173 } 174 175 TEST_F(UploadFileSystemFileElementReaderTest, ReadTooMuch) { 176 const size_t kTooLargeSize = file_data_.size() * 2; 177 scoped_refptr<net::IOBufferWithSize> buf = 178 new net::IOBufferWithSize(kTooLargeSize); 179 net::TestCompletionCallback read_callback; 180 ASSERT_EQ(net::ERR_IO_PENDING, 181 reader_->Read(buf.get(), buf->size(), read_callback.callback())); 182 EXPECT_EQ(static_cast<int>(file_data_.size()), read_callback.WaitForResult()); 183 EXPECT_EQ(0U, reader_->BytesRemaining()); 184 EXPECT_TRUE(std::equal(file_data_.begin(), file_data_.end(), buf->data())); 185 } 186 187 TEST_F(UploadFileSystemFileElementReaderTest, MultipleInit) { 188 scoped_refptr<net::IOBufferWithSize> buf = 189 new net::IOBufferWithSize(file_data_.size()); 190 191 // Read all. 192 net::TestCompletionCallback read_callback1; 193 ASSERT_EQ(net::ERR_IO_PENDING, 194 reader_->Read(buf.get(), buf->size(), read_callback1.callback())); 195 EXPECT_EQ(buf->size(), read_callback1.WaitForResult()); 196 EXPECT_EQ(0U, reader_->BytesRemaining()); 197 EXPECT_TRUE(std::equal(file_data_.begin(), file_data_.end(), buf->data())); 198 199 // Call Init() again to reset the state. 200 net::TestCompletionCallback init_callback; 201 ASSERT_EQ(net::ERR_IO_PENDING, reader_->Init(init_callback.callback())); 202 EXPECT_EQ(net::OK, init_callback.WaitForResult()); 203 EXPECT_EQ(file_data_.size(), reader_->GetContentLength()); 204 EXPECT_EQ(file_data_.size(), reader_->BytesRemaining()); 205 206 // Read again. 207 net::TestCompletionCallback read_callback2; 208 ASSERT_EQ(net::ERR_IO_PENDING, 209 reader_->Read(buf.get(), buf->size(), read_callback2.callback())); 210 EXPECT_EQ(buf->size(), read_callback2.WaitForResult()); 211 EXPECT_EQ(0U, reader_->BytesRemaining()); 212 EXPECT_TRUE(std::equal(file_data_.begin(), file_data_.end(), buf->data())); 213 } 214 215 TEST_F(UploadFileSystemFileElementReaderTest, InitDuringAsyncOperation) { 216 scoped_refptr<net::IOBufferWithSize> buf = 217 new net::IOBufferWithSize(file_data_.size()); 218 219 // Start reading all. 220 net::TestCompletionCallback read_callback1; 221 EXPECT_EQ(net::ERR_IO_PENDING, 222 reader_->Read(buf.get(), buf->size(), read_callback1.callback())); 223 224 // Call Init to cancel the previous read. 225 net::TestCompletionCallback init_callback1; 226 EXPECT_EQ(net::ERR_IO_PENDING, reader_->Init(init_callback1.callback())); 227 228 // Call Init again to cancel the previous init. 229 net::TestCompletionCallback init_callback2; 230 EXPECT_EQ(net::ERR_IO_PENDING, reader_->Init(init_callback2.callback())); 231 EXPECT_EQ(net::OK, init_callback2.WaitForResult()); 232 EXPECT_EQ(file_data_.size(), reader_->GetContentLength()); 233 EXPECT_EQ(file_data_.size(), reader_->BytesRemaining()); 234 235 // Read half. 236 scoped_refptr<net::IOBufferWithSize> buf2 = 237 new net::IOBufferWithSize(file_data_.size() / 2); 238 net::TestCompletionCallback read_callback2; 239 EXPECT_EQ(net::ERR_IO_PENDING, 240 reader_->Read(buf2.get(), buf2->size(), read_callback2.callback())); 241 EXPECT_EQ(buf2->size(), read_callback2.WaitForResult()); 242 EXPECT_EQ(file_data_.size() - buf2->size(), reader_->BytesRemaining()); 243 EXPECT_TRUE(std::equal(file_data_.begin(), file_data_.begin() + buf2->size(), 244 buf2->data())); 245 246 // Make sure callbacks are not called for cancelled operations. 247 EXPECT_FALSE(read_callback1.have_result()); 248 EXPECT_FALSE(init_callback1.have_result()); 249 } 250 251 TEST_F(UploadFileSystemFileElementReaderTest, Range) { 252 const int kOffset = 2; 253 const int kLength = file_data_.size() - kOffset * 3; 254 reader_.reset(new UploadFileSystemFileElementReader( 255 file_system_context_.get(), file_url_, kOffset, kLength, base::Time())); 256 net::TestCompletionCallback init_callback; 257 ASSERT_EQ(net::ERR_IO_PENDING, reader_->Init(init_callback.callback())); 258 EXPECT_EQ(net::OK, init_callback.WaitForResult()); 259 EXPECT_EQ(static_cast<uint64>(kLength), reader_->GetContentLength()); 260 EXPECT_EQ(static_cast<uint64>(kLength), reader_->BytesRemaining()); 261 scoped_refptr<net::IOBufferWithSize> buf = new net::IOBufferWithSize(kLength); 262 net::TestCompletionCallback read_callback; 263 ASSERT_EQ(net::ERR_IO_PENDING, 264 reader_->Read(buf.get(), buf->size(), read_callback.callback())); 265 EXPECT_EQ(kLength, read_callback.WaitForResult()); 266 EXPECT_TRUE(std::equal(file_data_.begin() + kOffset, 267 file_data_.begin() + kOffset + kLength, 268 buf->data())); 269 } 270 271 TEST_F(UploadFileSystemFileElementReaderTest, FileChanged) { 272 // Expect one second before the actual modification time to simulate change. 273 const base::Time expected_modification_time = 274 file_modification_time_ - base::TimeDelta::FromSeconds(1); 275 reader_.reset( 276 new UploadFileSystemFileElementReader(file_system_context_.get(), 277 file_url_, 278 0, 279 kuint64max, 280 expected_modification_time)); 281 net::TestCompletionCallback init_callback; 282 ASSERT_EQ(net::ERR_IO_PENDING, reader_->Init(init_callback.callback())); 283 EXPECT_EQ(net::ERR_UPLOAD_FILE_CHANGED, init_callback.WaitForResult()); 284 } 285 286 TEST_F(UploadFileSystemFileElementReaderTest, WrongURL) { 287 const GURL wrong_url = GetFileSystemURL("wrong_file_name.dat"); 288 reader_.reset(new UploadFileSystemFileElementReader( 289 file_system_context_.get(), wrong_url, 0, kuint64max, base::Time())); 290 net::TestCompletionCallback init_callback; 291 ASSERT_EQ(net::ERR_IO_PENDING, reader_->Init(init_callback.callback())); 292 EXPECT_EQ(net::ERR_FILE_NOT_FOUND, init_callback.WaitForResult()); 293 } 294 295 } // namespace fileapi 296
