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Unified Diff: base/files/file_unittest.cc

Issue 82963004: Base: Move platform_file.* to files/base_file.* (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Rebase Created 7 years, 1 month ago
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Index: base/files/file_unittest.cc
diff --git a/base/files/file_unittest.cc b/base/files/file_unittest.cc
index 0da3cf083427d84bcdf010bf708b99bff1b18622..37a14ebffe6f9aa46b9765885425555b75acedd2 100644
--- a/base/files/file_unittest.cc
+++ b/base/files/file_unittest.cc
@@ -3,193 +3,148 @@
// found in the LICENSE file.
#include "base/file_util.h"
+#include "base/files/file.h"
#include "base/files/scoped_temp_dir.h"
-#include "base/platform_file.h"
#include "base/time/time.h"
#include "testing/gtest/include/gtest/gtest.h"
+using base::File;
using base::FilePath;
-namespace {
-
-// Reads from a file the given number of bytes, or until EOF is reached.
-// Returns the number of bytes read.
-int ReadFully(base::PlatformFile file, int64 offset, char* data, int size) {
- return base::ReadPlatformFile(file, offset, data, size);
-}
-
-// Writes the given number of bytes to a file.
-// Returns the number of bytes written.
-int WriteFully(base::PlatformFile file, int64 offset,
- const char* data, int size) {
- return base::WritePlatformFile(file, offset, data, size);
-}
-
-} // namespace
-
-TEST(PlatformFile, CreatePlatformFile) {
+TEST(File, Create) {
base::ScopedTempDir temp_dir;
ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
FilePath file_path = temp_dir.path().AppendASCII("create_file_1");
- // Open a file that doesn't exist.
- base::PlatformFileError error_code = base::PLATFORM_FILE_OK;
- base::PlatformFile file = base::CreatePlatformFile(
- file_path,
- base::PLATFORM_FILE_OPEN | base::PLATFORM_FILE_READ,
- NULL,
- &error_code);
- EXPECT_EQ(base::kInvalidPlatformFileValue, file);
- EXPECT_EQ(base::PLATFORM_FILE_ERROR_NOT_FOUND, error_code);
-
- // Open or create a file.
- bool created = false;
- error_code = base::PLATFORM_FILE_OK;
- file = base::CreatePlatformFile(
- file_path,
- base::PLATFORM_FILE_OPEN_ALWAYS | base::PLATFORM_FILE_READ,
- &created,
- &error_code);
- EXPECT_NE(base::kInvalidPlatformFileValue, file);
- EXPECT_TRUE(created);
- EXPECT_EQ(base::PLATFORM_FILE_OK, error_code);
- base::ClosePlatformFile(file);
-
- // Open an existing file.
- created = false;
- file = base::CreatePlatformFile(
- file_path,
- base::PLATFORM_FILE_OPEN | base::PLATFORM_FILE_READ,
- &created,
- &error_code);
- EXPECT_NE(base::kInvalidPlatformFileValue, file);
- EXPECT_FALSE(created);
- EXPECT_EQ(base::PLATFORM_FILE_OK, error_code);
- base::ClosePlatformFile(file);
-
- // Create a file that exists.
- file = base::CreatePlatformFile(
- file_path,
- base::PLATFORM_FILE_CREATE | base::PLATFORM_FILE_READ,
- &created,
- &error_code);
- EXPECT_EQ(base::kInvalidPlatformFileValue, file);
- EXPECT_FALSE(created);
- EXPECT_EQ(base::PLATFORM_FILE_ERROR_EXISTS, error_code);
-
- // Create or overwrite a file.
- error_code = base::PLATFORM_FILE_OK;
- file = base::CreatePlatformFile(
- file_path,
- base::PLATFORM_FILE_CREATE_ALWAYS | base::PLATFORM_FILE_READ,
- &created,
- &error_code);
- EXPECT_NE(base::kInvalidPlatformFileValue, file);
- EXPECT_TRUE(created);
- EXPECT_EQ(base::PLATFORM_FILE_OK, error_code);
- base::ClosePlatformFile(file);
-
- // Create a delete-on-close file.
- created = false;
- file_path = temp_dir.path().AppendASCII("create_file_2");
- file = base::CreatePlatformFile(
- file_path,
- base::PLATFORM_FILE_OPEN_ALWAYS | base::PLATFORM_FILE_DELETE_ON_CLOSE |
- base::PLATFORM_FILE_READ,
- &created,
- &error_code);
- EXPECT_NE(base::kInvalidPlatformFileValue, file);
- EXPECT_TRUE(created);
- EXPECT_EQ(base::PLATFORM_FILE_OK, error_code);
-
- EXPECT_TRUE(base::ClosePlatformFile(file));
+ {
+ // 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());
+ }
+
+ {
+ // 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());
+ }
+
+ {
+ // 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());
+
+ // 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());
+ }
+
+ {
+ // Create or overwrite a file.
+ File file(file_path,
+ base::File::FLAG_CREATE_ALWAYS | base::File::FLAG_READ);
+ EXPECT_TRUE(file.IsValid());
+ EXPECT_TRUE(file.created());
+ EXPECT_EQ(base::File::FILE_OK, file.error());
+ }
+
+ {
+ // 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());
+ }
+
EXPECT_FALSE(base::PathExists(file_path));
}
-TEST(PlatformFile, DeleteOpenFile) {
+TEST(File, DeleteOpenFile) {
base::ScopedTempDir temp_dir;
ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
FilePath file_path = temp_dir.path().AppendASCII("create_file_1");
// Create a file.
- bool created = false;
- base::PlatformFileError error_code = base::PLATFORM_FILE_OK;
- base::PlatformFile file = base::CreatePlatformFile(
- file_path,
- base::PLATFORM_FILE_OPEN_ALWAYS | base::PLATFORM_FILE_READ |
- base::PLATFORM_FILE_SHARE_DELETE,
- &created,
- &error_code);
- EXPECT_NE(base::kInvalidPlatformFileValue, file);
- EXPECT_TRUE(created);
- EXPECT_EQ(base::PLATFORM_FILE_OK, error_code);
+ 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());
// Open an existing file and mark it as delete on close.
- created = false;
- base::PlatformFile same_file = base::CreatePlatformFile(
- file_path,
- base::PLATFORM_FILE_OPEN | base::PLATFORM_FILE_DELETE_ON_CLOSE |
- base::PLATFORM_FILE_READ,
- &created,
- &error_code);
- EXPECT_NE(base::kInvalidPlatformFileValue, file);
- EXPECT_FALSE(created);
- EXPECT_EQ(base::PLATFORM_FILE_OK, error_code);
+ 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());
// Close both handles and check that the file is gone.
- base::ClosePlatformFile(file);
- base::ClosePlatformFile(same_file);
+ file.Close();
+ same_file.Close();
EXPECT_FALSE(base::PathExists(file_path));
}
-TEST(PlatformFile, ReadWritePlatformFile) {
+TEST(File, ReadWrite) {
base::ScopedTempDir temp_dir;
ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
FilePath file_path = temp_dir.path().AppendASCII("read_write_file");
- base::PlatformFile file = base::CreatePlatformFile(
- file_path,
- base::PLATFORM_FILE_CREATE | base::PLATFORM_FILE_READ |
- base::PLATFORM_FILE_WRITE,
- NULL,
- NULL);
- EXPECT_NE(base::kInvalidPlatformFileValue, 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 = WriteFully(file, 0, data_to_write, 0);
+ int bytes_written = file.Write(0, data_to_write, 0);
EXPECT_EQ(0, bytes_written);
// Write "test" to the file.
- bytes_written = WriteFully(file, 0, data_to_write, kTestDataSize);
+ 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 = ReadFully(file, kTestDataSize, data_read_1, kTestDataSize);
+ 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 = ReadFully(file, kPartialReadOffset, data_read_1, kTestDataSize);
+ 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 = ReadFully(file, 0, data_read_1, 0);
+ bytes_read = file.Read(0, data_read_1, 0);
EXPECT_EQ(0, bytes_read);
// Read the entire file.
- bytes_read = ReadFully(file, 0, data_read_1, kTestDataSize);
+ 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 = base::ReadPlatformFileNoBestEffort(file, 0, data_read_1,
- kTestDataSize);
+ 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]);
@@ -197,7 +152,7 @@ TEST(PlatformFile, ReadWritePlatformFile) {
// Write past the end of the file.
const int kOffsetBeyondEndOfFile = 10;
const int kPartialWriteLength = 2;
- bytes_written = WriteFully(file, kOffsetBeyondEndOfFile,
+ bytes_written = file.Write(kOffsetBeyondEndOfFile,
data_to_write, kPartialWriteLength);
EXPECT_EQ(kPartialWriteLength, bytes_written);
@@ -208,7 +163,7 @@ TEST(PlatformFile, ReadWritePlatformFile) {
// Make sure the file was zero-padded.
char data_read_2[32];
- bytes_read = ReadFully(file, 0, data_read_2, static_cast<int>(file_size));
+ 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]);
@@ -216,92 +171,81 @@ TEST(PlatformFile, ReadWritePlatformFile) {
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]);
-
- // Close the file handle to allow the temp directory to be deleted.
- base::ClosePlatformFile(file);
}
-TEST(PlatformFile, AppendPlatformFile) {
+TEST(File, Append) {
base::ScopedTempDir temp_dir;
ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
FilePath file_path = temp_dir.path().AppendASCII("append_file");
- base::PlatformFile file = base::CreatePlatformFile(
- file_path,
- base::PLATFORM_FILE_CREATE | base::PLATFORM_FILE_APPEND,
- NULL,
- NULL);
- EXPECT_NE(base::kInvalidPlatformFileValue, 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 = WriteFully(file, 0, data_to_write, 0);
+ int bytes_written = file.Write(0, data_to_write, 0);
EXPECT_EQ(0, bytes_written);
// Write "test" to the file.
- bytes_written = WriteFully(file, 0, data_to_write, kTestDataSize);
+ bytes_written = file.Write(0, data_to_write, kTestDataSize);
EXPECT_EQ(kTestDataSize, bytes_written);
- base::ClosePlatformFile(file);
- file = base::CreatePlatformFile(
- file_path,
- base::PLATFORM_FILE_OPEN | base::PLATFORM_FILE_READ |
- base::PLATFORM_FILE_APPEND,
- NULL,
- NULL);
- EXPECT_NE(base::kInvalidPlatformFileValue, file);
+ 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 = WriteFully(file, 0, append_data_to_write, kAppendDataSize);
+ 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 = ReadFully(file, 0, data_read_1,
+ 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]);
-
- // Close the file handle to allow the temp directory to be deleted.
- base::ClosePlatformFile(file);
}
-TEST(PlatformFile, TruncatePlatformFile) {
+TEST(File, Truncate) {
base::ScopedTempDir temp_dir;
ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
FilePath file_path = temp_dir.path().AppendASCII("truncate_file");
- base::PlatformFile file = base::CreatePlatformFile(
- file_path,
- base::PLATFORM_FILE_CREATE | base::PLATFORM_FILE_READ |
- base::PLATFORM_FILE_WRITE,
- NULL,
- NULL);
- EXPECT_NE(base::kInvalidPlatformFileValue, file);
+ File file(file_path,
+ base::File::FLAG_CREATE | base::File::FLAG_READ |
+ base::File::FLAG_WRITE);
+ ASSERT_TRUE(file.IsValid());
// Write "test" to the file.
char data_to_write[] = "test";
int kTestDataSize = 4;
- int bytes_written = WriteFully(file, 0, data_to_write, kTestDataSize);
+ 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(base::TruncatePlatformFile(file, kExtendedFileLength));
+ EXPECT_TRUE(file.Truncate(kExtendedFileLength));
EXPECT_TRUE(file_util::GetFileSize(file_path, &file_size));
EXPECT_EQ(kExtendedFileLength, file_size);
// Make sure the file was zero-padded.
char data_read[32];
- int bytes_read = ReadFully(file, 0, data_read, static_cast<int>(file_size));
+ 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]);
@@ -310,39 +254,33 @@ TEST(PlatformFile, TruncatePlatformFile) {
// Truncate the file.
const int kTruncatedFileLength = 2;
- EXPECT_TRUE(base::TruncatePlatformFile(file, kTruncatedFileLength));
+ EXPECT_TRUE(file.Truncate(kTruncatedFileLength));
EXPECT_TRUE(file_util::GetFileSize(file_path, &file_size));
EXPECT_EQ(kTruncatedFileLength, file_size);
// Make sure the file was truncated.
- bytes_read = ReadFully(file, 0, data_read, kTestDataSize);
+ 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]);
-
- // Close the file handle to allow the temp directory to be deleted.
- base::ClosePlatformFile(file);
}
// Flakily fails: http://crbug.com/86494
#if defined(OS_ANDROID)
-TEST(PlatformFile, TouchGetInfoPlatformFile) {
+TEST(File, TouchGetInfo) {
#else
-TEST(PlatformFile, DISABLED_TouchGetInfoPlatformFile) {
+TEST(File, DISABLED_TouchGetInfo) {
#endif
base::ScopedTempDir temp_dir;
ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
- base::PlatformFile file = base::CreatePlatformFile(
- temp_dir.path().AppendASCII("touch_get_info_file"),
- base::PLATFORM_FILE_CREATE | base::PLATFORM_FILE_WRITE |
- base::PLATFORM_FILE_WRITE_ATTRIBUTES,
- NULL,
- NULL);
- EXPECT_NE(base::kInvalidPlatformFileValue, file);
+ 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::PlatformFileInfo info;
- EXPECT_TRUE(base::GetPlatformFileInfo(file, &info));
+ 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.
@@ -358,7 +296,7 @@ TEST(PlatformFile, DISABLED_TouchGetInfoPlatformFile) {
// Write "test" to the file.
char data[] = "test";
const int kTestDataSize = 4;
- int bytes_written = WriteFully(file, 0, data, kTestDataSize);
+ int bytes_written = file.Write(0, data, kTestDataSize);
EXPECT_EQ(kTestDataSize, bytes_written);
// Change the last_accessed and last_modified dates.
@@ -370,11 +308,10 @@ TEST(PlatformFile, DISABLED_TouchGetInfoPlatformFile) {
base::Time new_last_modified =
info.last_modified + base::TimeDelta::FromMinutes(567);
- EXPECT_TRUE(base::TouchPlatformFile(file, new_last_accessed,
- new_last_modified));
+ EXPECT_TRUE(file.SetTime(new_last_accessed, new_last_modified));
// Make sure the file info was updated accordingly.
- EXPECT_TRUE(base::GetPlatformFileInfo(file, &info));
+ EXPECT_TRUE(file.GetInfo(&info));
EXPECT_EQ(info.size, kTestDataSize);
EXPECT_FALSE(info.is_directory);
EXPECT_FALSE(info.is_symbolic_link);
@@ -394,41 +331,30 @@ TEST(PlatformFile, DISABLED_TouchGetInfoPlatformFile) {
EXPECT_EQ(info.creation_time.ToInternalValue(),
creation_time.ToInternalValue());
-
- // Close the file handle to allow the temp directory to be deleted.
- base::ClosePlatformFile(file);
}
-TEST(PlatformFile, ReadFileAtCurrentPosition) {
+TEST(File, ReadFileAtCurrentPosition) {
base::ScopedTempDir temp_dir;
ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
FilePath file_path =
temp_dir.path().AppendASCII("read_file_at_current_position");
- base::PlatformFile file = base::CreatePlatformFile(
- file_path,
- base::PLATFORM_FILE_CREATE | base::PLATFORM_FILE_READ |
- base::PLATFORM_FILE_WRITE,
- NULL, NULL);
- EXPECT_NE(base::kInvalidPlatformFileValue, file);
+ 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 = arraysize(kData) - 1;
- EXPECT_EQ(kDataSize, WriteFully(file, 0, kData, kDataSize));
+ EXPECT_EQ(kDataSize, file.Write(0, kData, kDataSize));
- EXPECT_EQ(0, SeekPlatformFile(
- file, base::PLATFORM_FILE_FROM_BEGIN, 0));
+ EXPECT_EQ(0, file.Seek(base::File::FROM_BEGIN, 0));
char buffer[kDataSize];
int first_chunk_size = kDataSize / 2;
- EXPECT_EQ(first_chunk_size,
- base::ReadPlatformFileAtCurrentPos(
- file, buffer, first_chunk_size));
+ EXPECT_EQ(first_chunk_size, file.ReadAtCurrentPos(buffer, first_chunk_size));
EXPECT_EQ(kDataSize - first_chunk_size,
- base::ReadPlatformFileAtCurrentPos(
- file, buffer + first_chunk_size,
- kDataSize - first_chunk_size));
+ file.ReadAtCurrentPos(buffer + first_chunk_size,
+ kDataSize - first_chunk_size));
EXPECT_EQ(std::string(buffer, buffer + kDataSize),
std::string(kData));
-
- base::ClosePlatformFile(file);
}
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