net: Update FileStream to use base::File instead of PlatformFile.

base/files/file_unittest.cc

 // 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/file_util.h"
 #include "base/files/file.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/time/time.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using base::File;
 using base::FilePath;
 
-TEST(File, Create) {
+TEST(FileTest, 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.
     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());
   }
@@ skipping 55 matching lines @@
               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(File, DeleteOpenFile) {
+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(File, ReadWrite) {
+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;
@@ skipping 51 matching lines @@
   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(File, Append) {
+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.
@@ skipping 27 matching lines @@
   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(File, Length) {
+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.
@@ skipping 28 matching lines @@
 
   // 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(File, TouchGetInfo) {
+TEST(FileTest, TouchGetInfo) {
 #else
-TEST(File, DISABLED_TouchGetInfo) {
+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;
@@ skipping 43 matching lines @@
   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(File, ReadAtCurrentPosition) {
+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(File, WriteAtCurrentPosition) {
+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));
 }
 
 #if defined(OS_WIN)
-TEST(File, GetInfoForDirectory) {
+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)