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