content/browser/fileapi/local_file_util_unittest.cc

   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 <string>
   6
   7 #include "base/file_util.h"
   8 #include "base/files/file.h"
   9 #include "base/files/file_path.h"
  10 #include "base/files/scoped_temp_dir.h"
  11 #include "base/message_loop/message_loop_proxy.h"
  12 #include "base/platform_file.h"
  13 #include "base/run_loop.h"
  14 #include "base/strings/sys_string_conversions.h"
  15 #include "base/strings/utf_string_conversions.h"
  16 #include "content/public/test/async_file_test_helper.h"
  17 #include "content/public/test/test_file_system_context.h"
  18 #include "testing/gtest/include/gtest/gtest.h"
  19 #include "webkit/browser/fileapi/async_file_util_adapter.h"
  20 #include "webkit/browser/fileapi/file_system_context.h"
  21 #include "webkit/browser/fileapi/file_system_file_util.h"
  22 #include "webkit/browser/fileapi/file_system_operation_context.h"
  23 #include "webkit/browser/fileapi/local_file_util.h"
  24 #include "webkit/browser/fileapi/native_file_util.h"
  25 #include "webkit/common/fileapi/file_system_types.h"
  26
  27 using content::AsyncFileTestHelper;
  28 using fileapi::AsyncFileUtilAdapter;
  29 using fileapi::FileSystemContext;
  30 using fileapi::FileSystemOperationContext;
  31 using fileapi::FileSystemType;
  32 using fileapi::FileSystemURL;
  33 using fileapi::LocalFileUtil;
  34
  35 namespace content {
  36
  37 namespace {
  38
  39 const GURL kOrigin("http://foo/");
  40 const FileSystemType kFileSystemType = fileapi::kFileSystemTypeTest;
  41
  42 }  // namespace
  43
  44 class LocalFileUtilTest : public testing::Test {
  45  public:
  46   LocalFileUtilTest() {}
  47
  48   virtual void SetUp() {
  49     ASSERT_TRUE(data_dir_.CreateUniqueTempDir());
  50     file_system_context_ = CreateFileSystemContextForTesting(
  51         NULL, data_dir_.path());
  52   }
  53
  54   virtual void TearDown() {
  55     file_system_context_ = NULL;
  56     base::RunLoop().RunUntilIdle();
  57   }
  58
  59  protected:
  60   FileSystemOperationContext* NewContext() {
  61     FileSystemOperationContext* context =
  62         new FileSystemOperationContext(file_system_context_.get());
  63     context->set_update_observers(
  64         *file_system_context_->GetUpdateObservers(kFileSystemType));
  65     return context;
  66   }
  67
  68   LocalFileUtil* file_util() {
  69     AsyncFileUtilAdapter* adapter = static_cast<AsyncFileUtilAdapter*>(
  70         file_system_context_->GetAsyncFileUtil(kFileSystemType));
  71     return static_cast<LocalFileUtil*>(adapter->sync_file_util());
  72   }
  73
  74   FileSystemURL CreateURL(const std::string& file_name) {
  75     return file_system_context_->CreateCrackedFileSystemURL(
  76         kOrigin, kFileSystemType, base::FilePath().FromUTF8Unsafe(file_name));
  77   }
  78
  79   base::FilePath LocalPath(const char *file_name) {
  80     base::FilePath path;
  81     scoped_ptr<FileSystemOperationContext> context(NewContext());
  82     file_util()->GetLocalFilePath(context.get(), CreateURL(file_name), &path);
  83     return path;
  84   }
  85
  86   bool FileExists(const char *file_name) {
  87     return base::PathExists(LocalPath(file_name)) &&
  88         !base::DirectoryExists(LocalPath(file_name));
  89   }
  90
  91   bool DirectoryExists(const char *file_name) {
  92     return base::DirectoryExists(LocalPath(file_name));
  93   }
  94
  95   int64 GetSize(const char *file_name) {
  96     base::File::Info info;
  97     base::GetFileInfo(LocalPath(file_name), &info);
  98     return info.size;
  99   }
 100
 101   base::File::Error CreateFile(const char* file_name,
 102                                base::PlatformFile* file_handle,
 103                                bool* created) {
 104     int file_flags = base::PLATFORM_FILE_CREATE |
 105         base::PLATFORM_FILE_WRITE | base::PLATFORM_FILE_ASYNC;
 106
 107     scoped_ptr<FileSystemOperationContext> context(NewContext());
 108     return file_util()->CreateOrOpen(
 109         context.get(),
 110         CreateURL(file_name),
 111         file_flags, file_handle, created);
 112   }
 113
 114   base::File::Error EnsureFileExists(const char* file_name,
 115       bool* created) {
 116     scoped_ptr<FileSystemOperationContext> context(NewContext());
 117     return file_util()->EnsureFileExists(
 118         context.get(),
 119         CreateURL(file_name), created);
 120   }
 121
 122   FileSystemContext* file_system_context() {
 123     return file_system_context_.get();
 124   }
 125
 126  private:
 127   base::MessageLoop message_loop_;
 128   scoped_refptr<FileSystemContext> file_system_context_;
 129   base::ScopedTempDir data_dir_;
 130
 131   DISALLOW_COPY_AND_ASSIGN(LocalFileUtilTest);
 132 };
 133
 134 TEST_F(LocalFileUtilTest, CreateAndClose) {
 135   const char *file_name = "test_file";
 136   base::PlatformFile file_handle;
 137   bool created;
 138   ASSERT_EQ(base::File::FILE_OK,
 139             CreateFile(file_name, &file_handle, &created));
 140   ASSERT_TRUE(created);
 141
 142   EXPECT_TRUE(FileExists(file_name));
 143   EXPECT_EQ(0, GetSize(file_name));
 144
 145   scoped_ptr<FileSystemOperationContext> context(NewContext());
 146   EXPECT_EQ(base::File::FILE_OK,
 147             file_util()->Close(context.get(), file_handle));
 148 }
 149
 150 // base::CreateSymbolicLink is only supported on POSIX.
 151 #if defined(OS_POSIX)
 152 TEST_F(LocalFileUtilTest, CreateFailForSymlink) {
 153   // Create symlink target file.
 154   const char *target_name = "symlink_target";
 155   base::PlatformFile target_handle;
 156   bool symlink_target_created = false;
 157   ASSERT_EQ(base::File::FILE_OK,
 158             CreateFile(target_name, &target_handle, &symlink_target_created));
 159   ASSERT_TRUE(symlink_target_created);
 160   base::FilePath target_path = LocalPath(target_name);
 161
 162   // Create symlink where target must be real file.
 163   const char *symlink_name = "symlink_file";
 164   base::FilePath symlink_path = LocalPath(symlink_name);
 165   ASSERT_TRUE(base::CreateSymbolicLink(target_path, symlink_path));
 166   ASSERT_TRUE(FileExists(symlink_name));
 167
 168   // Try to open the symlink file which should fail.
 169   scoped_ptr<FileSystemOperationContext> context(NewContext());
 170   FileSystemURL url = CreateURL(symlink_name);
 171   int file_flags = base::PLATFORM_FILE_OPEN | base::PLATFORM_FILE_READ;
 172   base::PlatformFile file_handle;
 173   bool created = false;
 174   EXPECT_EQ(base::File::FILE_ERROR_NOT_FOUND,
 175             file_util()->CreateOrOpen(context.get(), url, file_flags,
 176                                       &file_handle, &created));
 177   EXPECT_FALSE(created);
 178 }
 179 #endif
 180
 181 TEST_F(LocalFileUtilTest, EnsureFileExists) {
 182   const char *file_name = "foobar";
 183   bool created;
 184   ASSERT_EQ(base::File::FILE_OK, EnsureFileExists(file_name, &created));
 185   ASSERT_TRUE(created);
 186
 187   EXPECT_TRUE(FileExists(file_name));
 188   EXPECT_EQ(0, GetSize(file_name));
 189
 190   ASSERT_EQ(base::File::FILE_OK, EnsureFileExists(file_name, &created));
 191   EXPECT_FALSE(created);
 192 }
 193
 194 TEST_F(LocalFileUtilTest, TouchFile) {
 195   const char *file_name = "test_file";
 196   base::PlatformFile file_handle;
 197   bool created;
 198   ASSERT_EQ(base::File::FILE_OK,
 199             CreateFile(file_name, &file_handle, &created));
 200   ASSERT_TRUE(created);
 201
 202   scoped_ptr<FileSystemOperationContext> context(NewContext());
 203
 204   base::File::Info info;
 205   ASSERT_TRUE(base::GetFileInfo(LocalPath(file_name), &info));
 206   const base::Time new_accessed =
 207       info.last_accessed + base::TimeDelta::FromHours(10);
 208   const base::Time new_modified =
 209       info.last_modified + base::TimeDelta::FromHours(5);
 210
 211   EXPECT_EQ(base::File::FILE_OK,
 212             file_util()->Touch(context.get(), CreateURL(file_name),
 213                               new_accessed, new_modified));
 214
 215   ASSERT_TRUE(base::GetFileInfo(LocalPath(file_name), &info));
 216   EXPECT_EQ(new_accessed, info.last_accessed);
 217   EXPECT_EQ(new_modified, info.last_modified);
 218
 219   EXPECT_EQ(base::File::FILE_OK,
 220             file_util()->Close(context.get(), file_handle));
 221 }
 222
 223 TEST_F(LocalFileUtilTest, TouchDirectory) {
 224   const char *dir_name = "test_dir";
 225   scoped_ptr<FileSystemOperationContext> context(NewContext());
 226   ASSERT_EQ(base::File::FILE_OK,
 227             file_util()->CreateDirectory(context.get(),
 228                                         CreateURL(dir_name),
 229                                         false /* exclusive */,
 230                                         false /* recursive */));
 231
 232   base::File::Info info;
 233   ASSERT_TRUE(base::GetFileInfo(LocalPath(dir_name), &info));
 234   const base::Time new_accessed =
 235       info.last_accessed + base::TimeDelta::FromHours(10);
 236   const base::Time new_modified =
 237       info.last_modified + base::TimeDelta::FromHours(5);
 238
 239   EXPECT_EQ(base::File::FILE_OK,
 240             file_util()->Touch(context.get(), CreateURL(dir_name),
 241                               new_accessed, new_modified));
 242
 243   ASSERT_TRUE(base::GetFileInfo(LocalPath(dir_name), &info));
 244   EXPECT_EQ(new_accessed, info.last_accessed);
 245   EXPECT_EQ(new_modified, info.last_modified);
 246 }
 247
 248 TEST_F(LocalFileUtilTest, Truncate) {
 249   const char *file_name = "truncated";
 250   bool created;
 251   ASSERT_EQ(base::File::FILE_OK, EnsureFileExists(file_name, &created));
 252   ASSERT_TRUE(created);
 253
 254   scoped_ptr<FileSystemOperationContext> context;
 255
 256   context.reset(NewContext());
 257   ASSERT_EQ(base::File::FILE_OK,
 258             file_util()->Truncate(context.get(), CreateURL(file_name), 1020));
 259
 260   EXPECT_TRUE(FileExists(file_name));
 261   EXPECT_EQ(1020, GetSize(file_name));
 262 }
 263
 264 TEST_F(LocalFileUtilTest, CopyFile) {
 265   const char *from_file = "fromfile";
 266   const char *to_file1 = "tofile1";
 267   const char *to_file2 = "tofile2";
 268   bool created;
 269   ASSERT_EQ(base::File::FILE_OK, EnsureFileExists(from_file, &created));
 270   ASSERT_TRUE(created);
 271
 272   scoped_ptr<FileSystemOperationContext> context;
 273   context.reset(NewContext());
 274   ASSERT_EQ(base::File::FILE_OK,
 275             file_util()->Truncate(context.get(), CreateURL(from_file), 1020));
 276
 277   EXPECT_TRUE(FileExists(from_file));
 278   EXPECT_EQ(1020, GetSize(from_file));
 279
 280   ASSERT_EQ(base::File::FILE_OK,
 281             AsyncFileTestHelper::Copy(file_system_context(),
 282                                       CreateURL(from_file),
 283                                       CreateURL(to_file1)));
 284
 285   context.reset(NewContext());
 286   ASSERT_EQ(base::File::FILE_OK,
 287             AsyncFileTestHelper::Copy(file_system_context(),
 288                                       CreateURL(from_file),
 289                                       CreateURL(to_file2)));
 290
 291   EXPECT_TRUE(FileExists(from_file));
 292   EXPECT_EQ(1020, GetSize(from_file));
 293   EXPECT_TRUE(FileExists(to_file1));
 294   EXPECT_EQ(1020, GetSize(to_file1));
 295   EXPECT_TRUE(FileExists(to_file2));
 296   EXPECT_EQ(1020, GetSize(to_file2));
 297 }
 298
 299 TEST_F(LocalFileUtilTest, CopyDirectory) {
 300   const char *from_dir = "fromdir";
 301   const char *from_file = "fromdir/fromfile";
 302   const char *to_dir = "todir";
 303   const char *to_file = "todir/fromfile";
 304   bool created;
 305   scoped_ptr<FileSystemOperationContext> context;
 306
 307   context.reset(NewContext());
 308   ASSERT_EQ(base::File::FILE_OK,
 309             file_util()->CreateDirectory(context.get(), CreateURL(from_dir),
 310                                          false, false));
 311   ASSERT_EQ(base::File::FILE_OK, EnsureFileExists(from_file, &created));
 312   ASSERT_TRUE(created);
 313
 314   context.reset(NewContext());
 315   ASSERT_EQ(base::File::FILE_OK,
 316             file_util()->Truncate(context.get(), CreateURL(from_file), 1020));
 317
 318   EXPECT_TRUE(DirectoryExists(from_dir));
 319   EXPECT_TRUE(FileExists(from_file));
 320   EXPECT_EQ(1020, GetSize(from_file));
 321   EXPECT_FALSE(DirectoryExists(to_dir));
 322
 323   context.reset(NewContext());
 324   ASSERT_EQ(base::File::FILE_OK,
 325             AsyncFileTestHelper::Copy(file_system_context(),
 326                                       CreateURL(from_dir), CreateURL(to_dir)));
 327
 328   EXPECT_TRUE(DirectoryExists(from_dir));
 329   EXPECT_TRUE(FileExists(from_file));
 330   EXPECT_EQ(1020, GetSize(from_file));
 331   EXPECT_TRUE(DirectoryExists(to_dir));
 332   EXPECT_TRUE(FileExists(to_file));
 333   EXPECT_EQ(1020, GetSize(to_file));
 334 }
 335
 336 TEST_F(LocalFileUtilTest, MoveFile) {
 337   const char *from_file = "fromfile";
 338   const char *to_file = "tofile";
 339   bool created;
 340   ASSERT_EQ(base::File::FILE_OK, EnsureFileExists(from_file, &created));
 341   ASSERT_TRUE(created);
 342   scoped_ptr<FileSystemOperationContext> context;
 343
 344   context.reset(NewContext());
 345   ASSERT_EQ(base::File::FILE_OK,
 346             file_util()->Truncate(context.get(), CreateURL(from_file), 1020));
 347
 348   EXPECT_TRUE(FileExists(from_file));
 349   EXPECT_EQ(1020, GetSize(from_file));
 350
 351   context.reset(NewContext());
 352   ASSERT_EQ(base::File::FILE_OK,
 353             AsyncFileTestHelper::Move(file_system_context(),
 354                                       CreateURL(from_file),
 355                                       CreateURL(to_file)));
 356
 357   EXPECT_FALSE(FileExists(from_file));
 358   EXPECT_TRUE(FileExists(to_file));
 359   EXPECT_EQ(1020, GetSize(to_file));
 360 }
 361
 362 TEST_F(LocalFileUtilTest, MoveDirectory) {
 363   const char *from_dir = "fromdir";
 364   const char *from_file = "fromdir/fromfile";
 365   const char *to_dir = "todir";
 366   const char *to_file = "todir/fromfile";
 367   bool created;
 368   scoped_ptr<FileSystemOperationContext> context;
 369
 370   context.reset(NewContext());
 371   ASSERT_EQ(base::File::FILE_OK,
 372             file_util()->CreateDirectory(context.get(), CreateURL(from_dir),
 373                                          false, false));
 374   ASSERT_EQ(base::File::FILE_OK, EnsureFileExists(from_file, &created));
 375   ASSERT_TRUE(created);
 376
 377   context.reset(NewContext());
 378   ASSERT_EQ(base::File::FILE_OK,
 379             file_util()->Truncate(context.get(), CreateURL(from_file), 1020));
 380
 381   EXPECT_TRUE(DirectoryExists(from_dir));
 382   EXPECT_TRUE(FileExists(from_file));
 383   EXPECT_EQ(1020, GetSize(from_file));
 384   EXPECT_FALSE(DirectoryExists(to_dir));
 385
 386   context.reset(NewContext());
 387   ASSERT_EQ(base::File::FILE_OK,
 388             AsyncFileTestHelper::Move(file_system_context(),
 389                                       CreateURL(from_dir),
 390                                       CreateURL(to_dir)));
 391
 392   EXPECT_FALSE(DirectoryExists(from_dir));
 393   EXPECT_TRUE(DirectoryExists(to_dir));
 394   EXPECT_TRUE(FileExists(to_file));
 395   EXPECT_EQ(1020, GetSize(to_file));
 396 }
 397
 398 }  // namespace content