| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "base/files/file.h" |
| #include "base/files/file_util.h" |
| #include "base/files/scoped_temp_dir.h" |
| #include "base/memory/scoped_ptr.h" |
| #include "base/time/time.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| using base::File; |
| using base::FilePath; |
| |
| TEST(FileTest, Create) { |
| base::ScopedTempDir temp_dir; |
| ASSERT_TRUE(temp_dir.CreateUniqueTempDir()); |
| FilePath file_path = temp_dir.path().AppendASCII("create_file_1"); |
| |
| { |
| // Don't create a File at all. |
| File file; |
| EXPECT_FALSE(file.IsValid()); |
| EXPECT_EQ(base::File::FILE_ERROR_FAILED, file.error_details()); |
| |
| File file2(base::File::FILE_ERROR_TOO_MANY_OPENED); |
| EXPECT_FALSE(file2.IsValid()); |
| EXPECT_EQ(base::File::FILE_ERROR_TOO_MANY_OPENED, file2.error_details()); |
| } |
| |
| { |
| // Open a file that doesn't exist. |
| File file(file_path, base::File::FLAG_OPEN | base::File::FLAG_READ); |
| EXPECT_FALSE(file.IsValid()); |
| EXPECT_EQ(base::File::FILE_ERROR_NOT_FOUND, file.error_details()); |
| } |
| |
| { |
| // Open or create a file. |
| File file(file_path, base::File::FLAG_OPEN_ALWAYS | base::File::FLAG_READ); |
| EXPECT_TRUE(file.IsValid()); |
| EXPECT_TRUE(file.created()); |
| EXPECT_EQ(base::File::FILE_OK, file.error_details()); |
| } |
| |
| { |
| // Open an existing file. |
| File file(file_path, base::File::FLAG_OPEN | base::File::FLAG_READ); |
| EXPECT_TRUE(file.IsValid()); |
| EXPECT_FALSE(file.created()); |
| EXPECT_EQ(base::File::FILE_OK, file.error_details()); |
| |
| // This time verify closing the file. |
| file.Close(); |
| EXPECT_FALSE(file.IsValid()); |
| } |
| |
| { |
| // Open an existing file through Initialize |
| File file; |
| file.Initialize(file_path, base::File::FLAG_OPEN | base::File::FLAG_READ); |
| EXPECT_TRUE(file.IsValid()); |
| EXPECT_FALSE(file.created()); |
| EXPECT_EQ(base::File::FILE_OK, file.error_details()); |
| |
| // This time verify closing the file. |
| file.Close(); |
| EXPECT_FALSE(file.IsValid()); |
| } |
| |
| { |
| // Create a file that exists. |
| File file(file_path, base::File::FLAG_CREATE | base::File::FLAG_READ); |
| EXPECT_FALSE(file.IsValid()); |
| EXPECT_FALSE(file.created()); |
| EXPECT_EQ(base::File::FILE_ERROR_EXISTS, file.error_details()); |
| } |
| |
| { |
| // Create or overwrite a file. |
| File file(file_path, |
| base::File::FLAG_CREATE_ALWAYS | base::File::FLAG_WRITE); |
| EXPECT_TRUE(file.IsValid()); |
| EXPECT_TRUE(file.created()); |
| EXPECT_EQ(base::File::FILE_OK, file.error_details()); |
| } |
| |
| { |
| // Create a delete-on-close file. |
| file_path = temp_dir.path().AppendASCII("create_file_2"); |
| File file(file_path, |
| base::File::FLAG_OPEN_ALWAYS | base::File::FLAG_READ | |
| base::File::FLAG_DELETE_ON_CLOSE); |
| EXPECT_TRUE(file.IsValid()); |
| EXPECT_TRUE(file.created()); |
| EXPECT_EQ(base::File::FILE_OK, file.error_details()); |
| } |
| |
| EXPECT_FALSE(base::PathExists(file_path)); |
| } |
| |
| TEST(FileTest, Async) { |
| base::ScopedTempDir temp_dir; |
| ASSERT_TRUE(temp_dir.CreateUniqueTempDir()); |
| FilePath file_path = temp_dir.path().AppendASCII("create_file"); |
| |
| { |
| File file(file_path, base::File::FLAG_OPEN_ALWAYS | base::File::FLAG_ASYNC); |
| EXPECT_TRUE(file.IsValid()); |
| EXPECT_TRUE(file.async()); |
| } |
| |
| { |
| File file(file_path, base::File::FLAG_OPEN_ALWAYS); |
| EXPECT_TRUE(file.IsValid()); |
| EXPECT_FALSE(file.async()); |
| } |
| } |
| |
| TEST(FileTest, DeleteOpenFile) { |
| base::ScopedTempDir temp_dir; |
| ASSERT_TRUE(temp_dir.CreateUniqueTempDir()); |
| FilePath file_path = temp_dir.path().AppendASCII("create_file_1"); |
| |
| // Create a file. |
| File file(file_path, |
| base::File::FLAG_OPEN_ALWAYS | base::File::FLAG_READ | |
| base::File::FLAG_SHARE_DELETE); |
| EXPECT_TRUE(file.IsValid()); |
| EXPECT_TRUE(file.created()); |
| EXPECT_EQ(base::File::FILE_OK, file.error_details()); |
| |
| // Open an existing file and mark it as delete on close. |
| File same_file(file_path, |
| base::File::FLAG_OPEN | base::File::FLAG_DELETE_ON_CLOSE | |
| base::File::FLAG_READ); |
| EXPECT_TRUE(file.IsValid()); |
| EXPECT_FALSE(same_file.created()); |
| EXPECT_EQ(base::File::FILE_OK, same_file.error_details()); |
| |
| // Close both handles and check that the file is gone. |
| file.Close(); |
| same_file.Close(); |
| EXPECT_FALSE(base::PathExists(file_path)); |
| } |
| |
| TEST(FileTest, ReadWrite) { |
| base::ScopedTempDir temp_dir; |
| ASSERT_TRUE(temp_dir.CreateUniqueTempDir()); |
| FilePath file_path = temp_dir.path().AppendASCII("read_write_file"); |
| File file(file_path, |
| base::File::FLAG_CREATE | base::File::FLAG_READ | |
| base::File::FLAG_WRITE); |
| ASSERT_TRUE(file.IsValid()); |
| |
| char data_to_write[] = "test"; |
| const int kTestDataSize = 4; |
| |
| // Write 0 bytes to the file. |
| int bytes_written = file.Write(0, data_to_write, 0); |
| EXPECT_EQ(0, bytes_written); |
| |
| // Write "test" to the file. |
| bytes_written = file.Write(0, data_to_write, kTestDataSize); |
| EXPECT_EQ(kTestDataSize, bytes_written); |
| |
| // Read from EOF. |
| char data_read_1[32]; |
| int bytes_read = file.Read(kTestDataSize, data_read_1, kTestDataSize); |
| EXPECT_EQ(0, bytes_read); |
| |
| // Read from somewhere in the middle of the file. |
| const int kPartialReadOffset = 1; |
| bytes_read = file.Read(kPartialReadOffset, data_read_1, kTestDataSize); |
| EXPECT_EQ(kTestDataSize - kPartialReadOffset, bytes_read); |
| for (int i = 0; i < bytes_read; i++) |
| EXPECT_EQ(data_to_write[i + kPartialReadOffset], data_read_1[i]); |
| |
| // Read 0 bytes. |
| bytes_read = file.Read(0, data_read_1, 0); |
| EXPECT_EQ(0, bytes_read); |
| |
| // Read the entire file. |
| bytes_read = file.Read(0, data_read_1, kTestDataSize); |
| EXPECT_EQ(kTestDataSize, bytes_read); |
| for (int i = 0; i < bytes_read; i++) |
| EXPECT_EQ(data_to_write[i], data_read_1[i]); |
| |
| // Read again, but using the trivial native wrapper. |
| bytes_read = file.ReadNoBestEffort(0, data_read_1, kTestDataSize); |
| EXPECT_LE(bytes_read, kTestDataSize); |
| for (int i = 0; i < bytes_read; i++) |
| EXPECT_EQ(data_to_write[i], data_read_1[i]); |
| |
| // Write past the end of the file. |
| const int kOffsetBeyondEndOfFile = 10; |
| const int kPartialWriteLength = 2; |
| bytes_written = file.Write(kOffsetBeyondEndOfFile, |
| data_to_write, kPartialWriteLength); |
| EXPECT_EQ(kPartialWriteLength, bytes_written); |
| |
| // Make sure the file was extended. |
| int64 file_size = 0; |
| EXPECT_TRUE(GetFileSize(file_path, &file_size)); |
| EXPECT_EQ(kOffsetBeyondEndOfFile + kPartialWriteLength, file_size); |
| |
| // Make sure the file was zero-padded. |
| char data_read_2[32]; |
| bytes_read = file.Read(0, data_read_2, static_cast<int>(file_size)); |
| EXPECT_EQ(file_size, bytes_read); |
| for (int i = 0; i < kTestDataSize; i++) |
| EXPECT_EQ(data_to_write[i], data_read_2[i]); |
| for (int i = kTestDataSize; i < kOffsetBeyondEndOfFile; i++) |
| EXPECT_EQ(0, data_read_2[i]); |
| for (int i = kOffsetBeyondEndOfFile; i < file_size; i++) |
| EXPECT_EQ(data_to_write[i - kOffsetBeyondEndOfFile], data_read_2[i]); |
| } |
| |
| TEST(FileTest, Append) { |
| base::ScopedTempDir temp_dir; |
| ASSERT_TRUE(temp_dir.CreateUniqueTempDir()); |
| FilePath file_path = temp_dir.path().AppendASCII("append_file"); |
| File file(file_path, base::File::FLAG_CREATE | base::File::FLAG_APPEND); |
| ASSERT_TRUE(file.IsValid()); |
| |
| char data_to_write[] = "test"; |
| const int kTestDataSize = 4; |
| |
| // Write 0 bytes to the file. |
| int bytes_written = file.Write(0, data_to_write, 0); |
| EXPECT_EQ(0, bytes_written); |
| |
| // Write "test" to the file. |
| bytes_written = file.Write(0, data_to_write, kTestDataSize); |
| EXPECT_EQ(kTestDataSize, bytes_written); |
| |
| file.Close(); |
| File file2(file_path, |
| base::File::FLAG_OPEN | base::File::FLAG_READ | |
| base::File::FLAG_APPEND); |
| ASSERT_TRUE(file2.IsValid()); |
| |
| // Test passing the file around. |
| file = file2.Pass(); |
| EXPECT_FALSE(file2.IsValid()); |
| ASSERT_TRUE(file.IsValid()); |
| |
| char append_data_to_write[] = "78"; |
| const int kAppendDataSize = 2; |
| |
| // Append "78" to the file. |
| bytes_written = file.Write(0, append_data_to_write, kAppendDataSize); |
| EXPECT_EQ(kAppendDataSize, bytes_written); |
| |
| // Read the entire file. |
| char data_read_1[32]; |
| int bytes_read = file.Read(0, data_read_1, |
| kTestDataSize + kAppendDataSize); |
| EXPECT_EQ(kTestDataSize + kAppendDataSize, bytes_read); |
| for (int i = 0; i < kTestDataSize; i++) |
| EXPECT_EQ(data_to_write[i], data_read_1[i]); |
| for (int i = 0; i < kAppendDataSize; i++) |
| EXPECT_EQ(append_data_to_write[i], data_read_1[kTestDataSize + i]); |
| } |
| |
| |
| TEST(FileTest, Length) { |
| base::ScopedTempDir temp_dir; |
| ASSERT_TRUE(temp_dir.CreateUniqueTempDir()); |
| FilePath file_path = temp_dir.path().AppendASCII("truncate_file"); |
| File file(file_path, |
| base::File::FLAG_CREATE | base::File::FLAG_READ | |
| base::File::FLAG_WRITE); |
| ASSERT_TRUE(file.IsValid()); |
| EXPECT_EQ(0, file.GetLength()); |
| |
| // Write "test" to the file. |
| char data_to_write[] = "test"; |
| int kTestDataSize = 4; |
| int bytes_written = file.Write(0, data_to_write, kTestDataSize); |
| EXPECT_EQ(kTestDataSize, bytes_written); |
| |
| // Extend the file. |
| const int kExtendedFileLength = 10; |
| int64 file_size = 0; |
| EXPECT_TRUE(file.SetLength(kExtendedFileLength)); |
| EXPECT_EQ(kExtendedFileLength, file.GetLength()); |
| EXPECT_TRUE(GetFileSize(file_path, &file_size)); |
| EXPECT_EQ(kExtendedFileLength, file_size); |
| |
| // Make sure the file was zero-padded. |
| char data_read[32]; |
| int bytes_read = file.Read(0, data_read, static_cast<int>(file_size)); |
| EXPECT_EQ(file_size, bytes_read); |
| for (int i = 0; i < kTestDataSize; i++) |
| EXPECT_EQ(data_to_write[i], data_read[i]); |
| for (int i = kTestDataSize; i < file_size; i++) |
| EXPECT_EQ(0, data_read[i]); |
| |
| // Truncate the file. |
| const int kTruncatedFileLength = 2; |
| EXPECT_TRUE(file.SetLength(kTruncatedFileLength)); |
| EXPECT_EQ(kTruncatedFileLength, file.GetLength()); |
| EXPECT_TRUE(GetFileSize(file_path, &file_size)); |
| EXPECT_EQ(kTruncatedFileLength, file_size); |
| |
| // Make sure the file was truncated. |
| bytes_read = file.Read(0, data_read, kTestDataSize); |
| EXPECT_EQ(file_size, bytes_read); |
| for (int i = 0; i < file_size; i++) |
| EXPECT_EQ(data_to_write[i], data_read[i]); |
| } |
| |
| // Flakily fails: http://crbug.com/86494 |
| #if defined(OS_ANDROID) |
| TEST(FileTest, TouchGetInfo) { |
| #else |
| TEST(FileTest, DISABLED_TouchGetInfo) { |
| #endif |
| base::ScopedTempDir temp_dir; |
| ASSERT_TRUE(temp_dir.CreateUniqueTempDir()); |
| File file(temp_dir.path().AppendASCII("touch_get_info_file"), |
| base::File::FLAG_CREATE | base::File::FLAG_WRITE | |
| base::File::FLAG_WRITE_ATTRIBUTES); |
| ASSERT_TRUE(file.IsValid()); |
| |
| // Get info for a newly created file. |
| base::File::Info info; |
| EXPECT_TRUE(file.GetInfo(&info)); |
| |
| // Add 2 seconds to account for possible rounding errors on |
| // filesystems that use a 1s or 2s timestamp granularity. |
| base::Time now = base::Time::Now() + base::TimeDelta::FromSeconds(2); |
| EXPECT_EQ(0, info.size); |
| EXPECT_FALSE(info.is_directory); |
| EXPECT_FALSE(info.is_symbolic_link); |
| EXPECT_LE(info.last_accessed.ToInternalValue(), now.ToInternalValue()); |
| EXPECT_LE(info.last_modified.ToInternalValue(), now.ToInternalValue()); |
| EXPECT_LE(info.creation_time.ToInternalValue(), now.ToInternalValue()); |
| base::Time creation_time = info.creation_time; |
| |
| // Write "test" to the file. |
| char data[] = "test"; |
| const int kTestDataSize = 4; |
| int bytes_written = file.Write(0, data, kTestDataSize); |
| EXPECT_EQ(kTestDataSize, bytes_written); |
| |
| // Change the last_accessed and last_modified dates. |
| // It's best to add values that are multiples of 2 (in seconds) |
| // to the current last_accessed and last_modified times, because |
| // FATxx uses a 2s timestamp granularity. |
| base::Time new_last_accessed = |
| info.last_accessed + base::TimeDelta::FromSeconds(234); |
| base::Time new_last_modified = |
| info.last_modified + base::TimeDelta::FromMinutes(567); |
| |
| EXPECT_TRUE(file.SetTimes(new_last_accessed, new_last_modified)); |
| |
| // Make sure the file info was updated accordingly. |
| EXPECT_TRUE(file.GetInfo(&info)); |
| EXPECT_EQ(info.size, kTestDataSize); |
| EXPECT_FALSE(info.is_directory); |
| EXPECT_FALSE(info.is_symbolic_link); |
| |
| // ext2/ext3 and HPS/HPS+ seem to have a timestamp granularity of 1s. |
| #if defined(OS_POSIX) |
| EXPECT_EQ(info.last_accessed.ToTimeVal().tv_sec, |
| new_last_accessed.ToTimeVal().tv_sec); |
| EXPECT_EQ(info.last_modified.ToTimeVal().tv_sec, |
| new_last_modified.ToTimeVal().tv_sec); |
| #else |
| EXPECT_EQ(info.last_accessed.ToInternalValue(), |
| new_last_accessed.ToInternalValue()); |
| EXPECT_EQ(info.last_modified.ToInternalValue(), |
| new_last_modified.ToInternalValue()); |
| #endif |
| |
| EXPECT_EQ(info.creation_time.ToInternalValue(), |
| creation_time.ToInternalValue()); |
| } |
| |
| TEST(FileTest, ReadAtCurrentPosition) { |
| base::ScopedTempDir temp_dir; |
| ASSERT_TRUE(temp_dir.CreateUniqueTempDir()); |
| FilePath file_path = temp_dir.path().AppendASCII("read_at_current_position"); |
| File file(file_path, |
| base::File::FLAG_CREATE | base::File::FLAG_READ | |
| base::File::FLAG_WRITE); |
| EXPECT_TRUE(file.IsValid()); |
| |
| const char kData[] = "test"; |
| const int kDataSize = sizeof(kData) - 1; |
| EXPECT_EQ(kDataSize, file.Write(0, kData, kDataSize)); |
| |
| EXPECT_EQ(0, file.Seek(base::File::FROM_BEGIN, 0)); |
| |
| char buffer[kDataSize]; |
| int first_chunk_size = kDataSize / 2; |
| EXPECT_EQ(first_chunk_size, file.ReadAtCurrentPos(buffer, first_chunk_size)); |
| EXPECT_EQ(kDataSize - first_chunk_size, |
| file.ReadAtCurrentPos(buffer + first_chunk_size, |
| kDataSize - first_chunk_size)); |
| EXPECT_EQ(std::string(buffer, buffer + kDataSize), std::string(kData)); |
| } |
| |
| TEST(FileTest, WriteAtCurrentPosition) { |
| base::ScopedTempDir temp_dir; |
| ASSERT_TRUE(temp_dir.CreateUniqueTempDir()); |
| FilePath file_path = temp_dir.path().AppendASCII("write_at_current_position"); |
| File file(file_path, |
| base::File::FLAG_CREATE | base::File::FLAG_READ | |
| base::File::FLAG_WRITE); |
| EXPECT_TRUE(file.IsValid()); |
| |
| const char kData[] = "test"; |
| const int kDataSize = sizeof(kData) - 1; |
| |
| int first_chunk_size = kDataSize / 2; |
| EXPECT_EQ(first_chunk_size, file.WriteAtCurrentPos(kData, first_chunk_size)); |
| EXPECT_EQ(kDataSize - first_chunk_size, |
| file.WriteAtCurrentPos(kData + first_chunk_size, |
| kDataSize - first_chunk_size)); |
| |
| char buffer[kDataSize]; |
| EXPECT_EQ(kDataSize, file.Read(0, buffer, kDataSize)); |
| EXPECT_EQ(std::string(buffer, buffer + kDataSize), std::string(kData)); |
| } |
| |
| TEST(FileTest, Seek) { |
| base::ScopedTempDir temp_dir; |
| ASSERT_TRUE(temp_dir.CreateUniqueTempDir()); |
| FilePath file_path = temp_dir.path().AppendASCII("seek_file"); |
| File file(file_path, |
| base::File::FLAG_CREATE | base::File::FLAG_READ | |
| base::File::FLAG_WRITE); |
| ASSERT_TRUE(file.IsValid()); |
| |
| const int64 kOffset = 10; |
| EXPECT_EQ(kOffset, file.Seek(base::File::FROM_BEGIN, kOffset)); |
| EXPECT_EQ(2 * kOffset, file.Seek(base::File::FROM_CURRENT, kOffset)); |
| EXPECT_EQ(kOffset, file.Seek(base::File::FROM_CURRENT, -kOffset)); |
| EXPECT_TRUE(file.SetLength(kOffset * 2)); |
| EXPECT_EQ(kOffset, file.Seek(base::File::FROM_END, -kOffset)); |
| } |
| |
| TEST(FileTest, Duplicate) { |
| base::ScopedTempDir temp_dir; |
| ASSERT_TRUE(temp_dir.CreateUniqueTempDir()); |
| FilePath file_path = temp_dir.path().AppendASCII("file"); |
| File file(file_path,(base::File::FLAG_CREATE | |
| base::File::FLAG_READ | |
| base::File::FLAG_WRITE)); |
| ASSERT_TRUE(file.IsValid()); |
| |
| File file2(file.Duplicate()); |
| ASSERT_TRUE(file2.IsValid()); |
| |
| // Write through one handle, close it, read through the other. |
| static const char kData[] = "now is a good time."; |
| static const int kDataLen = sizeof(kData) - 1; |
| |
| ASSERT_EQ(0, file.Seek(base::File::FROM_CURRENT, 0)); |
| ASSERT_EQ(0, file2.Seek(base::File::FROM_CURRENT, 0)); |
| ASSERT_EQ(kDataLen, file.WriteAtCurrentPos(kData, kDataLen)); |
| ASSERT_EQ(kDataLen, file.Seek(base::File::FROM_CURRENT, 0)); |
| ASSERT_EQ(kDataLen, file2.Seek(base::File::FROM_CURRENT, 0)); |
| file.Close(); |
| char buf[kDataLen]; |
| ASSERT_EQ(kDataLen, file2.Read(0, &buf[0], kDataLen)); |
| ASSERT_EQ(std::string(kData, kDataLen), std::string(&buf[0], kDataLen)); |
| } |
| |
| TEST(FileTest, DuplicateDeleteOnClose) { |
| base::ScopedTempDir temp_dir; |
| ASSERT_TRUE(temp_dir.CreateUniqueTempDir()); |
| FilePath file_path = temp_dir.path().AppendASCII("file"); |
| File file(file_path,(base::File::FLAG_CREATE | |
| base::File::FLAG_READ | |
| base::File::FLAG_WRITE | |
| base::File::FLAG_DELETE_ON_CLOSE)); |
| ASSERT_TRUE(file.IsValid()); |
| File file2(file.Duplicate()); |
| ASSERT_TRUE(file2.IsValid()); |
| file.Close(); |
| file2.Close(); |
| ASSERT_FALSE(base::PathExists(file_path)); |
| } |
| |
| #if defined(OS_WIN) |
| TEST(FileTest, GetInfoForDirectory) { |
| base::ScopedTempDir temp_dir; |
| ASSERT_TRUE(temp_dir.CreateUniqueTempDir()); |
| FilePath empty_dir = temp_dir.path().Append(FILE_PATH_LITERAL("gpfi_test")); |
| ASSERT_TRUE(CreateDirectory(empty_dir)); |
| |
| base::File dir( |
| ::CreateFile(empty_dir.value().c_str(), |
| FILE_ALL_ACCESS, |
| FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE, |
| NULL, |
| OPEN_EXISTING, |
| FILE_FLAG_BACKUP_SEMANTICS, // Needed to open a directory. |
| NULL)); |
| ASSERT_TRUE(dir.IsValid()); |
| |
| base::File::Info info; |
| EXPECT_TRUE(dir.GetInfo(&info)); |
| EXPECT_TRUE(info.is_directory); |
| EXPECT_FALSE(info.is_symbolic_link); |
| EXPECT_EQ(0, info.size); |
| } |
| #endif // defined(OS_WIN) |
| |
| #if defined(OS_POSIX) && defined(GTEST_HAS_DEATH_TEST) |
| TEST(FileTest, MemoryCorruption) { |
| { |
| // Test that changing the checksum value is detected. |
| base::File file; |
| EXPECT_NE(file.file_.file_memory_checksum_, |
| implicit_cast<unsigned int>(file.GetPlatformFile())); |
| file.file_.file_memory_checksum_ = file.GetPlatformFile(); |
| EXPECT_DEATH(file.IsValid(), ""); |
| |
| file.file_.UpdateChecksum(); // Do not crash on File::~File(). |
| } |
| |
| { |
| // Test that changing the file descriptor value is detected. |
| base::File file; |
| file.file_.file_.reset(17); |
| EXPECT_DEATH(file.IsValid(), ""); |
| |
| // Do not crash on File::~File(). |
| ignore_result(file.file_.file_.release()); |
| file.file_.UpdateChecksum(); |
| } |
| |
| { |
| // Test that GetPlatformFile() checks for corruption. |
| base::File file; |
| file.file_.file_memory_checksum_ = file.GetPlatformFile(); |
| EXPECT_DEATH(file.GetPlatformFile(), ""); |
| |
| file.file_.UpdateChecksum(); // Do not crash on File::~File(). |
| } |
| |
| { |
| // Test that the base::File destructor checks for corruption. |
| scoped_ptr<base::File> file(new File()); |
| file->file_.file_memory_checksum_ = file->GetPlatformFile(); |
| EXPECT_DEATH(file.reset(), ""); |
| |
| // Do not crash on this thread's destructor call. |
| file->file_.UpdateChecksum(); |
| } |
| |
| { |
| // Test that the base::File constructor checks for corruption. |
| base::File file; |
| file.file_.file_memory_checksum_ = file.GetPlatformFile(); |
| EXPECT_DEATH(File f(file.Pass()), ""); |
| |
| file.file_.UpdateChecksum(); // Do not crash on File::~File(). |
| } |
| |
| { |
| // Test that doing IO checks for corruption. |
| base::File file; |
| file.file_.file_.reset(17); // A fake open FD value. |
| |
| EXPECT_DEATH(file.Seek(File::FROM_BEGIN, 0), ""); |
| EXPECT_DEATH(file.Read(0, NULL, 0), ""); |
| EXPECT_DEATH(file.ReadAtCurrentPos(NULL, 0), ""); |
| EXPECT_DEATH(file.Write(0, NULL, 0), ""); |
| |
| ignore_result(file.file_.file_.release()); |
| file.file_.UpdateChecksum(); |
| } |
| } |
| #endif // defined(OS_POSIX) |