src/content/browser/fileapi/native_file_util_unittest.cc

   1 // Copyright 2014 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 <set>
   6
   7 #include "base/files/file.h"
   8 #include "base/files/file_path.h"
   9 #include "base/files/file_util.h"
  10 #include "base/files/scoped_temp_dir.h"
  11 #include "storage/browser/fileapi/native_file_util.h"
  12 #include "testing/gtest/include/gtest/gtest.h"
  13
  14 using storage::FileSystemFileUtil;
  15 using storage::FileSystemOperation;
  16 using storage::NativeFileUtil;
  17
  18 namespace content {
  19
  20 class NativeFileUtilTest : public testing::Test {
  21  public:
  22   NativeFileUtilTest() {}
  23
  24   virtual void SetUp() {
  25     ASSERT_TRUE(data_dir_.CreateUniqueTempDir());
  26   }
  27
  28  protected:
  29   base::FilePath Path() {
  30     return data_dir_.path();
  31   }
  32
  33   base::FilePath Path(const char* file_name) {
  34     return data_dir_.path().AppendASCII(file_name);
  35   }
  36
  37   bool FileExists(const base::FilePath& path) {
  38     return base::PathExists(path) &&
  39            !base::DirectoryExists(path);
  40   }
  41
  42   int64 GetSize(const base::FilePath& path) {
  43     base::File::Info info;
  44     base::GetFileInfo(path, &info);
  45     return info.size;
  46   }
  47
  48  private:
  49   base::ScopedTempDir data_dir_;
  50
  51   DISALLOW_COPY_AND_ASSIGN(NativeFileUtilTest);
  52 };
  53
  54 TEST_F(NativeFileUtilTest, CreateCloseAndDeleteFile) {
  55   base::FilePath file_name = Path("test_file");
  56   int flags = base::File::FLAG_WRITE | base::File::FLAG_ASYNC;
  57   base::File file =
  58       NativeFileUtil::CreateOrOpen(file_name, base::File::FLAG_CREATE | flags);
  59   ASSERT_TRUE(file.IsValid());
  60   ASSERT_TRUE(file.created());
  61
  62   EXPECT_TRUE(base::PathExists(file_name));
  63   EXPECT_TRUE(NativeFileUtil::PathExists(file_name));
  64   EXPECT_EQ(0, GetSize(file_name));
  65   file.Close();
  66
  67   file = NativeFileUtil::CreateOrOpen(file_name, base::File::FLAG_OPEN | flags);
  68   ASSERT_TRUE(file.IsValid());
  69   ASSERT_FALSE(file.created());
  70   file.Close();
  71
  72   ASSERT_EQ(base::File::FILE_OK,
  73             NativeFileUtil::DeleteFile(file_name));
  74   EXPECT_FALSE(base::PathExists(file_name));
  75   EXPECT_FALSE(NativeFileUtil::PathExists(file_name));
  76 }
  77
  78 TEST_F(NativeFileUtilTest, EnsureFileExists) {
  79   base::FilePath file_name = Path("foobar");
  80   bool created = false;
  81   ASSERT_EQ(base::File::FILE_OK,
  82             NativeFileUtil::EnsureFileExists(file_name, &created));
  83   ASSERT_TRUE(created);
  84
  85   EXPECT_TRUE(FileExists(file_name));
  86   EXPECT_EQ(0, GetSize(file_name));
  87
  88   ASSERT_EQ(base::File::FILE_OK,
  89             NativeFileUtil::EnsureFileExists(file_name, &created));
  90   EXPECT_FALSE(created);
  91 }
  92
  93 TEST_F(NativeFileUtilTest, CreateAndDeleteDirectory) {
  94   base::FilePath dir_name = Path("test_dir");
  95   ASSERT_EQ(base::File::FILE_OK,
  96             NativeFileUtil::CreateDirectory(dir_name,
  97                                             false /* exclusive */,
  98                                             false /* recursive */));
  99
 100   EXPECT_TRUE(NativeFileUtil::DirectoryExists(dir_name));
 101   EXPECT_TRUE(base::DirectoryExists(dir_name));
 102
 103   ASSERT_EQ(base::File::FILE_ERROR_EXISTS,
 104             NativeFileUtil::CreateDirectory(dir_name,
 105                                             true /* exclusive */,
 106                                             false /* recursive */));
 107
 108   ASSERT_EQ(base::File::FILE_OK,
 109             NativeFileUtil::DeleteDirectory(dir_name));
 110   EXPECT_FALSE(base::DirectoryExists(dir_name));
 111   EXPECT_FALSE(NativeFileUtil::DirectoryExists(dir_name));
 112 }
 113
 114 TEST_F(NativeFileUtilTest, TouchFileAndGetFileInfo) {
 115   base::FilePath file_name = Path("test_file");
 116   base::File::Info native_info;
 117   ASSERT_EQ(base::File::FILE_ERROR_NOT_FOUND,
 118             NativeFileUtil::GetFileInfo(file_name, &native_info));
 119
 120   bool created = false;
 121   ASSERT_EQ(base::File::FILE_OK,
 122             NativeFileUtil::EnsureFileExists(file_name, &created));
 123   ASSERT_TRUE(created);
 124
 125   base::File::Info info;
 126   ASSERT_TRUE(base::GetFileInfo(file_name, &info));
 127   ASSERT_EQ(base::File::FILE_OK,
 128             NativeFileUtil::GetFileInfo(file_name, &native_info));
 129   ASSERT_EQ(info.size, native_info.size);
 130   ASSERT_EQ(info.is_directory, native_info.is_directory);
 131   ASSERT_EQ(info.is_symbolic_link, native_info.is_symbolic_link);
 132   ASSERT_EQ(info.last_modified, native_info.last_modified);
 133   ASSERT_EQ(info.last_accessed, native_info.last_accessed);
 134   ASSERT_EQ(info.creation_time, native_info.creation_time);
 135
 136   const base::Time new_accessed =
 137       info.last_accessed + base::TimeDelta::FromHours(10);
 138   const base::Time new_modified =
 139       info.last_modified + base::TimeDelta::FromHours(5);
 140
 141   EXPECT_EQ(base::File::FILE_OK,
 142             NativeFileUtil::Touch(file_name,
 143                                   new_accessed, new_modified));
 144
 145   ASSERT_TRUE(base::GetFileInfo(file_name, &info));
 146   EXPECT_EQ(new_accessed, info.last_accessed);
 147   EXPECT_EQ(new_modified, info.last_modified);
 148 }
 149
 150 TEST_F(NativeFileUtilTest, CreateFileEnumerator) {
 151   base::FilePath path_1 = Path("dir1");
 152   base::FilePath path_2 = Path("file1");
 153   base::FilePath path_11 = Path("dir1").AppendASCII("file11");
 154   base::FilePath path_12 = Path("dir1").AppendASCII("dir12");
 155   base::FilePath path_121 =
 156       Path("dir1").AppendASCII("dir12").AppendASCII("file121");
 157   ASSERT_EQ(base::File::FILE_OK,
 158             NativeFileUtil::CreateDirectory(path_1, false, false));
 159   bool created = false;
 160   ASSERT_EQ(base::File::FILE_OK,
 161             NativeFileUtil::EnsureFileExists(path_2, &created));
 162   ASSERT_EQ(base::File::FILE_OK,
 163             NativeFileUtil::EnsureFileExists(path_11, &created));
 164   ASSERT_EQ(base::File::FILE_OK,
 165             NativeFileUtil::CreateDirectory(path_12, false, false));
 166   ASSERT_EQ(base::File::FILE_OK,
 167             NativeFileUtil::EnsureFileExists(path_121, &created));
 168
 169   {
 170     scoped_ptr<FileSystemFileUtil::AbstractFileEnumerator> enumerator =
 171         NativeFileUtil::CreateFileEnumerator(Path(), false);
 172     std::set<base::FilePath> set;
 173     set.insert(path_1);
 174     set.insert(path_2);
 175     for (base::FilePath path = enumerator->Next(); !path.empty();
 176          path = enumerator->Next())
 177       EXPECT_EQ(1U, set.erase(path));
 178     EXPECT_TRUE(set.empty());
 179   }
 180
 181   {
 182     scoped_ptr<FileSystemFileUtil::AbstractFileEnumerator> enumerator =
 183         NativeFileUtil::CreateFileEnumerator(Path(), true);
 184         std::set<base::FilePath> set;
 185     set.insert(path_1);
 186     set.insert(path_2);
 187     set.insert(path_11);
 188     set.insert(path_12);
 189     set.insert(path_121);
 190     for (base::FilePath path = enumerator->Next(); !path.empty();
 191          path = enumerator->Next())
 192       EXPECT_EQ(1U, set.erase(path));
 193     EXPECT_TRUE(set.empty());
 194   }
 195 }
 196
 197 TEST_F(NativeFileUtilTest, Truncate) {
 198   base::FilePath file_name = Path("truncated");
 199   bool created = false;
 200   ASSERT_EQ(base::File::FILE_OK,
 201             NativeFileUtil::EnsureFileExists(file_name, &created));
 202   ASSERT_TRUE(created);
 203
 204   ASSERT_EQ(base::File::FILE_OK,
 205             NativeFileUtil::Truncate(file_name, 1020));
 206
 207   EXPECT_TRUE(FileExists(file_name));
 208   EXPECT_EQ(1020, GetSize(file_name));
 209 }
 210
 211 TEST_F(NativeFileUtilTest, CopyFile) {
 212   base::FilePath from_file = Path("fromfile");
 213   base::FilePath to_file1 = Path("tofile1");
 214   base::FilePath to_file2 = Path("tofile2");
 215   const NativeFileUtil::CopyOrMoveMode nosync = NativeFileUtil::COPY_NOSYNC;
 216   const NativeFileUtil::CopyOrMoveMode sync = NativeFileUtil::COPY_SYNC;
 217   bool created = false;
 218   ASSERT_EQ(base::File::FILE_OK,
 219             NativeFileUtil::EnsureFileExists(from_file, &created));
 220   ASSERT_TRUE(created);
 221
 222   ASSERT_EQ(base::File::FILE_OK,
 223             NativeFileUtil::Truncate(from_file, 1020));
 224
 225   EXPECT_TRUE(FileExists(from_file));
 226   EXPECT_EQ(1020, GetSize(from_file));
 227
 228   ASSERT_EQ(base::File::FILE_OK,
 229             NativeFileUtil::CopyOrMoveFile(
 230                 from_file, to_file1, FileSystemOperation::OPTION_NONE, nosync));
 231
 232   ASSERT_EQ(base::File::FILE_OK,
 233             NativeFileUtil::CopyOrMoveFile(
 234                 from_file, to_file2, FileSystemOperation::OPTION_NONE, sync));
 235
 236   EXPECT_TRUE(FileExists(from_file));
 237   EXPECT_EQ(1020, GetSize(from_file));
 238   EXPECT_TRUE(FileExists(to_file1));
 239   EXPECT_EQ(1020, GetSize(to_file1));
 240   EXPECT_TRUE(FileExists(to_file2));
 241   EXPECT_EQ(1020, GetSize(to_file2));
 242
 243   base::FilePath dir = Path("dir");
 244   ASSERT_EQ(base::File::FILE_OK,
 245             NativeFileUtil::CreateDirectory(dir, false, false));
 246   ASSERT_TRUE(base::DirectoryExists(dir));
 247   base::FilePath to_dir_file = dir.AppendASCII("file");
 248   ASSERT_EQ(base::File::FILE_OK,
 249             NativeFileUtil::CopyOrMoveFile(
 250                 from_file, to_dir_file,
 251                 FileSystemOperation::OPTION_NONE, nosync));
 252   EXPECT_TRUE(FileExists(to_dir_file));
 253   EXPECT_EQ(1020, GetSize(to_dir_file));
 254
 255   // Following tests are error checking.
 256   // Source doesn't exist.
 257   EXPECT_EQ(base::File::FILE_ERROR_NOT_FOUND,
 258             NativeFileUtil::CopyOrMoveFile(
 259                 Path("nonexists"), Path("file"),
 260                 FileSystemOperation::OPTION_NONE, nosync));
 261
 262   // Source is not a file.
 263   EXPECT_EQ(base::File::FILE_ERROR_NOT_A_FILE,
 264             NativeFileUtil::CopyOrMoveFile(
 265                 dir, Path("file"), FileSystemOperation::OPTION_NONE, nosync));
 266   // Destination is not a file.
 267   EXPECT_EQ(base::File::FILE_ERROR_INVALID_OPERATION,
 268             NativeFileUtil::CopyOrMoveFile(
 269                 from_file, dir, FileSystemOperation::OPTION_NONE, nosync));
 270   // Destination's parent doesn't exist.
 271   EXPECT_EQ(base::File::FILE_ERROR_NOT_FOUND,
 272             NativeFileUtil::CopyOrMoveFile(
 273                 from_file, Path("nodir").AppendASCII("file"),
 274                 FileSystemOperation::OPTION_NONE, nosync));
 275   // Destination's parent is a file.
 276   EXPECT_EQ(base::File::FILE_ERROR_NOT_FOUND,
 277             NativeFileUtil::CopyOrMoveFile(
 278                 from_file, Path("tofile1").AppendASCII("file"),
 279                 FileSystemOperation::OPTION_NONE, nosync));
 280 }
 281
 282 TEST_F(NativeFileUtilTest, MoveFile) {
 283   base::FilePath from_file = Path("fromfile");
 284   base::FilePath to_file = Path("tofile");
 285   const NativeFileUtil::CopyOrMoveMode move = NativeFileUtil::MOVE;
 286   bool created = false;
 287   ASSERT_EQ(base::File::FILE_OK,
 288             NativeFileUtil::EnsureFileExists(from_file, &created));
 289   ASSERT_TRUE(created);
 290
 291   ASSERT_EQ(base::File::FILE_OK, NativeFileUtil::Truncate(from_file, 1020));
 292
 293   EXPECT_TRUE(FileExists(from_file));
 294   EXPECT_EQ(1020, GetSize(from_file));
 295
 296   ASSERT_EQ(base::File::FILE_OK,
 297             NativeFileUtil::CopyOrMoveFile(
 298                 from_file, to_file, FileSystemOperation::OPTION_NONE, move));
 299
 300   EXPECT_FALSE(FileExists(from_file));
 301   EXPECT_TRUE(FileExists(to_file));
 302   EXPECT_EQ(1020, GetSize(to_file));
 303
 304   ASSERT_EQ(base::File::FILE_OK,
 305             NativeFileUtil::EnsureFileExists(from_file, &created));
 306   ASSERT_TRUE(FileExists(from_file));
 307   ASSERT_EQ(base::File::FILE_OK, NativeFileUtil::Truncate(from_file, 1020));
 308
 309   base::FilePath dir = Path("dir");
 310   ASSERT_EQ(base::File::FILE_OK,
 311             NativeFileUtil::CreateDirectory(dir, false, false));
 312   ASSERT_TRUE(base::DirectoryExists(dir));
 313   base::FilePath to_dir_file = dir.AppendASCII("file");
 314   ASSERT_EQ(base::File::FILE_OK,
 315             NativeFileUtil::CopyOrMoveFile(
 316                 from_file, to_dir_file,
 317                 FileSystemOperation::OPTION_NONE, move));
 318   EXPECT_FALSE(FileExists(from_file));
 319   EXPECT_TRUE(FileExists(to_dir_file));
 320   EXPECT_EQ(1020, GetSize(to_dir_file));
 321
 322   // Following is error checking.
 323   // Source doesn't exist.
 324   EXPECT_EQ(base::File::FILE_ERROR_NOT_FOUND,
 325             NativeFileUtil::CopyOrMoveFile(
 326                 Path("nonexists"), Path("file"),
 327                 FileSystemOperation::OPTION_NONE, move));
 328
 329   // Source is not a file.
 330   EXPECT_EQ(base::File::FILE_ERROR_NOT_A_FILE,
 331             NativeFileUtil::CopyOrMoveFile(
 332                 dir, Path("file"), FileSystemOperation::OPTION_NONE, move));
 333   ASSERT_EQ(base::File::FILE_OK,
 334             NativeFileUtil::EnsureFileExists(from_file, &created));
 335   ASSERT_TRUE(FileExists(from_file));
 336   // Destination is not a file.
 337   EXPECT_EQ(base::File::FILE_ERROR_INVALID_OPERATION,
 338             NativeFileUtil::CopyOrMoveFile(
 339                 from_file, dir, FileSystemOperation::OPTION_NONE, move));
 340
 341   ASSERT_EQ(base::File::FILE_OK,
 342             NativeFileUtil::EnsureFileExists(from_file, &created));
 343   ASSERT_TRUE(FileExists(from_file));
 344   // Destination's parent doesn't exist.
 345   EXPECT_EQ(base::File::FILE_ERROR_NOT_FOUND,
 346             NativeFileUtil::CopyOrMoveFile(
 347                 from_file, Path("nodir").AppendASCII("file"),
 348                 FileSystemOperation::OPTION_NONE, move));
 349   // Destination's parent is a file.
 350   EXPECT_EQ(base::File::FILE_ERROR_NOT_FOUND,
 351             NativeFileUtil::CopyOrMoveFile(
 352                 from_file, Path("tofile1").AppendASCII("file"),
 353                 FileSystemOperation::OPTION_NONE, move));
 354 }
 355
 356 TEST_F(NativeFileUtilTest, PreserveLastModified) {
 357   base::FilePath from_file = Path("fromfile");
 358   base::FilePath to_file1 = Path("tofile1");
 359   base::FilePath to_file2 = Path("tofile2");
 360   base::FilePath to_file3 = Path("tofile3");
 361   bool created = false;
 362   ASSERT_EQ(base::File::FILE_OK,
 363             NativeFileUtil::EnsureFileExists(from_file, &created));
 364   ASSERT_TRUE(created);
 365   EXPECT_TRUE(FileExists(from_file));
 366
 367   base::File::Info file_info1;
 368   ASSERT_EQ(base::File::FILE_OK,
 369             NativeFileUtil::GetFileInfo(from_file, &file_info1));
 370
 371   // Test for copy (nosync).
 372   ASSERT_EQ(base::File::FILE_OK,
 373             NativeFileUtil::CopyOrMoveFile(
 374                 from_file, to_file1,
 375                 FileSystemOperation::OPTION_PRESERVE_LAST_MODIFIED,
 376                 NativeFileUtil::COPY_NOSYNC));
 377
 378   base::File::Info file_info2;
 379   ASSERT_TRUE(FileExists(to_file1));
 380   ASSERT_EQ(base::File::FILE_OK,
 381             NativeFileUtil::GetFileInfo(to_file1, &file_info2));
 382   EXPECT_EQ(file_info1.last_modified, file_info2.last_modified);
 383
 384   // Test for copy (sync).
 385   ASSERT_EQ(base::File::FILE_OK,
 386             NativeFileUtil::CopyOrMoveFile(
 387                 from_file, to_file2,
 388                 FileSystemOperation::OPTION_PRESERVE_LAST_MODIFIED,
 389                 NativeFileUtil::COPY_SYNC));
 390
 391   ASSERT_TRUE(FileExists(to_file2));
 392   ASSERT_EQ(base::File::FILE_OK,
 393             NativeFileUtil::GetFileInfo(to_file1, &file_info2));
 394   EXPECT_EQ(file_info1.last_modified, file_info2.last_modified);
 395
 396   // Test for move.
 397   ASSERT_EQ(base::File::FILE_OK,
 398             NativeFileUtil::CopyOrMoveFile(
 399                 from_file, to_file3,
 400                 FileSystemOperation::OPTION_PRESERVE_LAST_MODIFIED,
 401                 NativeFileUtil::MOVE));
 402
 403   ASSERT_TRUE(FileExists(to_file3));
 404   ASSERT_EQ(base::File::FILE_OK,
 405             NativeFileUtil::GetFileInfo(to_file2, &file_info2));
 406   EXPECT_EQ(file_info1.last_modified, file_info2.last_modified);
 407 }
 408
 409 }  // namespace content