Move file_util_proxy to base/files.

base/file_util_proxy_unittest.cc

Index: base/file_util_proxy_unittest.cc
diff --git a/base/file_util_proxy_unittest.cc b/base/file_util_proxy_unittest.cc
deleted file mode 100644
index db215f0ecf157b3ad03ebc490bafd22baf3c62bb..0000000000000000000000000000000000000000
--- a/base/file_util_proxy_unittest.cc
+++ /dev/null
@@ -1,410 +0,0 @@
-// 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_proxy.h"
-
-#include <map>
-
-#include "base/bind.h"
-#include "base/files/scoped_temp_dir.h"
-#include "base/logging.h"
-#include "base/memory/weak_ptr.h"
-#include "base/message_loop.h"
-#include "base/platform_file.h"
-#include "base/threading/thread.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace base {
-
-class FileUtilProxyTest : public testing::Test {
- public:
-  FileUtilProxyTest()
-      : message_loop_(MessageLoop::TYPE_IO),
-        file_thread_("FileUtilProxyTestFileThread"),
-        error_(PLATFORM_FILE_OK),
-        created_(false),
-        file_(kInvalidPlatformFileValue),
-        bytes_written_(-1),
-        weak_factory_(ALLOW_THIS_IN_INITIALIZER_LIST(this)) {}
-
-  virtual void SetUp() OVERRIDE {
-    ASSERT_TRUE(dir_.CreateUniqueTempDir());
-    ASSERT_TRUE(file_thread_.Start());
-  }
-
-  virtual void TearDown() OVERRIDE {
-    if (file_ != kInvalidPlatformFileValue)
-      ClosePlatformFile(file_);
-  }
-
-  void DidFinish(PlatformFileError error) {
-    error_ = error;
-    MessageLoop::current()->QuitWhenIdle();
-  }
-
-  void DidCreateOrOpen(PlatformFileError error,
-                       PassPlatformFile file,
-                       bool created) {
-    error_ = error;
-    file_ = file.ReleaseValue();
-    created_ = created;
-    MessageLoop::current()->QuitWhenIdle();
-  }
-
-  void DidCreateTemporary(PlatformFileError error,
-                          PassPlatformFile file,
-                          const FilePath& path) {
-    error_ = error;
-    file_ = file.ReleaseValue();
-    path_ = path;
-    MessageLoop::current()->QuitWhenIdle();
-  }
-
-  void DidGetFileInfo(PlatformFileError error,
-                      const PlatformFileInfo& file_info) {
-    error_ = error;
-    file_info_ = file_info;
-    MessageLoop::current()->QuitWhenIdle();
-  }
-
-  void DidRead(PlatformFileError error,
-               const char* data,
-               int bytes_read) {
-    error_ = error;
-    buffer_.resize(bytes_read);
-    memcpy(&buffer_[0], data, bytes_read);
-    MessageLoop::current()->QuitWhenIdle();
-  }
-
-  void DidWrite(PlatformFileError error,
-                int bytes_written) {
-    error_ = error;
-    bytes_written_ = bytes_written;
-    MessageLoop::current()->QuitWhenIdle();
-  }
-
- protected:
-  PlatformFile GetTestPlatformFile(int flags) {
-    if (file_ != kInvalidPlatformFileValue)
-      return file_;
-    bool created;
-    PlatformFileError error;
-    file_ = CreatePlatformFile(test_path(), flags, &created, &error);
-    EXPECT_EQ(PLATFORM_FILE_OK, error);
-    EXPECT_NE(kInvalidPlatformFileValue, file_);
-    return file_;
-  }
-
-  TaskRunner* file_task_runner() const {
-    return file_thread_.message_loop_proxy().get();
-  }
-  const FilePath& test_dir_path() const { return dir_.path(); }
-  const FilePath test_path() const { return dir_.path().AppendASCII("test"); }
-
-  MessageLoop message_loop_;
-  Thread file_thread_;
-
-  ScopedTempDir dir_;
-  PlatformFileError error_;
-  bool created_;
-  PlatformFile file_;
-  FilePath path_;
-  PlatformFileInfo file_info_;
-  std::vector<char> buffer_;
-  int bytes_written_;
-  WeakPtrFactory<FileUtilProxyTest> weak_factory_;
-};
-
-TEST_F(FileUtilProxyTest, CreateOrOpen_Create) {
-  FileUtilProxy::CreateOrOpen(
-      file_task_runner(),
-      test_path(),
-      PLATFORM_FILE_CREATE | PLATFORM_FILE_READ,
-      Bind(&FileUtilProxyTest::DidCreateOrOpen, weak_factory_.GetWeakPtr()));
-  MessageLoop::current()->Run();
-
-  EXPECT_EQ(PLATFORM_FILE_OK, error_);
-  EXPECT_TRUE(created_);
-  EXPECT_NE(kInvalidPlatformFileValue, file_);
-  EXPECT_TRUE(file_util::PathExists(test_path()));
-}
-
-TEST_F(FileUtilProxyTest, CreateOrOpen_Open) {
-  // Creates a file.
-  file_util::WriteFile(test_path(), NULL, 0);
-  ASSERT_TRUE(file_util::PathExists(test_path()));
-
-  // Opens the created file.
-  FileUtilProxy::CreateOrOpen(
-      file_task_runner(),
-      test_path(),
-      PLATFORM_FILE_OPEN | PLATFORM_FILE_READ,
-      Bind(&FileUtilProxyTest::DidCreateOrOpen, weak_factory_.GetWeakPtr()));
-  MessageLoop::current()->Run();
-
-  EXPECT_EQ(PLATFORM_FILE_OK, error_);
-  EXPECT_FALSE(created_);
-  EXPECT_NE(kInvalidPlatformFileValue, file_);
-}
-
-TEST_F(FileUtilProxyTest, CreateOrOpen_OpenNonExistent) {
-  FileUtilProxy::CreateOrOpen(
-      file_task_runner(),
-      test_path(),
-      PLATFORM_FILE_OPEN | PLATFORM_FILE_READ,
-      Bind(&FileUtilProxyTest::DidCreateOrOpen, weak_factory_.GetWeakPtr()));
-  MessageLoop::current()->Run();
-  EXPECT_EQ(PLATFORM_FILE_ERROR_NOT_FOUND, error_);
-  EXPECT_FALSE(created_);
-  EXPECT_EQ(kInvalidPlatformFileValue, file_);
-  EXPECT_FALSE(file_util::PathExists(test_path()));
-}
-
-TEST_F(FileUtilProxyTest, Close) {
-  // Creates a file.
-  PlatformFile file = GetTestPlatformFile(
-      PLATFORM_FILE_CREATE | PLATFORM_FILE_WRITE);
-
-#if defined(OS_WIN)
-  // This fails on Windows if the file is not closed.
-  EXPECT_FALSE(file_util::Move(test_path(),
-                               test_dir_path().AppendASCII("new")));
-#endif
-
-  FileUtilProxy::Close(
-      file_task_runner(),
-      file,
-      Bind(&FileUtilProxyTest::DidFinish, weak_factory_.GetWeakPtr()));
-  MessageLoop::current()->Run();
-  EXPECT_EQ(PLATFORM_FILE_OK, error_);
-
-  // Now it should pass on all platforms.
-  EXPECT_TRUE(file_util::Move(test_path(), test_dir_path().AppendASCII("new")));
-}
-
-TEST_F(FileUtilProxyTest, CreateTemporary) {
-  FileUtilProxy::CreateTemporary(
-      file_task_runner(), 0 /* additional_file_flags */,
-      Bind(&FileUtilProxyTest::DidCreateTemporary, weak_factory_.GetWeakPtr()));
-  MessageLoop::current()->Run();
-  EXPECT_EQ(PLATFORM_FILE_OK, error_);
-  EXPECT_TRUE(file_util::PathExists(path_));
-  EXPECT_NE(kInvalidPlatformFileValue, file_);
-
-  // The file should be writable.
-#if defined(OS_WIN)
-   HANDLE hEvent = CreateEvent(NULL, FALSE, FALSE, NULL);
-   OVERLAPPED overlapped = {0};
-   overlapped.hEvent = hEvent;
-   DWORD bytes_written;
-   if (!::WriteFile(file_, "test", 4, &bytes_written, &overlapped)) {
-     // Temporary file is created with ASYNC flag, so WriteFile may return 0
-     // with ERROR_IO_PENDING.
-     EXPECT_EQ(ERROR_IO_PENDING, GetLastError());
-     GetOverlappedResult(file_, &overlapped, &bytes_written, TRUE);
-   }
-   EXPECT_EQ(4, bytes_written);
-#else
-  // On POSIX ASYNC flag does not affect synchronous read/write behavior.
-  EXPECT_EQ(4, WritePlatformFile(file_, 0, "test", 4));
-#endif
-  EXPECT_TRUE(ClosePlatformFile(file_));
-  file_ = kInvalidPlatformFileValue;
-
-  // Make sure the written data can be read from the returned path.
-  std::string data;
-  EXPECT_TRUE(file_util::ReadFileToString(path_, &data));
-  EXPECT_EQ("test", data);
-
-  // Make sure we can & do delete the created file to prevent leaks on the bots.
-  EXPECT_TRUE(file_util::Delete(path_, false));
-}
-
-TEST_F(FileUtilProxyTest, GetFileInfo_File) {
-  // Setup.
-  ASSERT_EQ(4, file_util::WriteFile(test_path(), "test", 4));
-  PlatformFileInfo expected_info;
-  file_util::GetFileInfo(test_path(), &expected_info);
-
-  // Run.
-  FileUtilProxy::GetFileInfo(
-      file_task_runner(),
-      test_path(),
-      Bind(&FileUtilProxyTest::DidGetFileInfo, weak_factory_.GetWeakPtr()));
-  MessageLoop::current()->Run();
-
-  // Verify.
-  EXPECT_EQ(PLATFORM_FILE_OK, error_);
-  EXPECT_EQ(expected_info.size, file_info_.size);
-  EXPECT_EQ(expected_info.is_directory, file_info_.is_directory);
-  EXPECT_EQ(expected_info.is_symbolic_link, file_info_.is_symbolic_link);
-  EXPECT_EQ(expected_info.last_modified, file_info_.last_modified);
-  EXPECT_EQ(expected_info.last_accessed, file_info_.last_accessed);
-  EXPECT_EQ(expected_info.creation_time, file_info_.creation_time);
-}
-
-TEST_F(FileUtilProxyTest, GetFileInfo_Directory) {
-  // Setup.
-  ASSERT_TRUE(file_util::CreateDirectory(test_path()));
-  PlatformFileInfo expected_info;
-  file_util::GetFileInfo(test_path(), &expected_info);
-
-  // Run.
-  FileUtilProxy::GetFileInfo(
-      file_task_runner(),
-      test_path(),
-      Bind(&FileUtilProxyTest::DidGetFileInfo, weak_factory_.GetWeakPtr()));
-  MessageLoop::current()->Run();
-
-  // Verify.
-  EXPECT_EQ(PLATFORM_FILE_OK, error_);
-  EXPECT_EQ(expected_info.size, file_info_.size);
-  EXPECT_EQ(expected_info.is_directory, file_info_.is_directory);
-  EXPECT_EQ(expected_info.is_symbolic_link, file_info_.is_symbolic_link);
-  EXPECT_EQ(expected_info.last_modified, file_info_.last_modified);
-  EXPECT_EQ(expected_info.last_accessed, file_info_.last_accessed);
-  EXPECT_EQ(expected_info.creation_time, file_info_.creation_time);
-}
-
-TEST_F(FileUtilProxyTest, Read) {
-  // Setup.
-  const char expected_data[] = "bleh";
-  int expected_bytes = arraysize(expected_data);
-  ASSERT_EQ(expected_bytes,
-            file_util::WriteFile(test_path(), expected_data, expected_bytes));
-
-  // Run.
-  FileUtilProxy::Read(
-      file_task_runner(),
-      GetTestPlatformFile(PLATFORM_FILE_OPEN | PLATFORM_FILE_READ),
-      0,  // offset
-      128,
-      Bind(&FileUtilProxyTest::DidRead, weak_factory_.GetWeakPtr()));
-  MessageLoop::current()->Run();
-
-  // Verify.
-  EXPECT_EQ(PLATFORM_FILE_OK, error_);
-  EXPECT_EQ(expected_bytes, static_cast<int>(buffer_.size()));
-  for (size_t i = 0; i < buffer_.size(); ++i) {
-    EXPECT_EQ(expected_data[i], buffer_[i]);
-  }
-}
-
-TEST_F(FileUtilProxyTest, WriteAndFlush) {
-  const char data[] = "foo!";
-  int data_bytes = ARRAYSIZE_UNSAFE(data);
-  PlatformFile file = GetTestPlatformFile(
-      PLATFORM_FILE_CREATE | PLATFORM_FILE_WRITE);
-
-  FileUtilProxy::Write(
-      file_task_runner(),
-      file,
-      0,  // offset
-      data,
-      data_bytes,
-      Bind(&FileUtilProxyTest::DidWrite, weak_factory_.GetWeakPtr()));
-  MessageLoop::current()->Run();
-  EXPECT_EQ(PLATFORM_FILE_OK, error_);
-  EXPECT_EQ(data_bytes, bytes_written_);
-
-  // Flush the written data.  (So that the following read should always
-  // succeed.  On some platforms it may work with or without this flush.)
-  FileUtilProxy::Flush(
-      file_task_runner(),
-      file,
-      Bind(&FileUtilProxyTest::DidFinish, weak_factory_.GetWeakPtr()));
-  MessageLoop::current()->Run();
-  EXPECT_EQ(PLATFORM_FILE_OK, error_);
-
-  // Verify the written data.
-  char buffer[10];
-  EXPECT_EQ(data_bytes, file_util::ReadFile(test_path(), buffer, data_bytes));
-  for (int i = 0; i < data_bytes; ++i) {
-    EXPECT_EQ(data[i], buffer[i]);
-  }
-}
-
-TEST_F(FileUtilProxyTest, Touch) {
-  Time last_accessed_time = Time::Now() - TimeDelta::FromDays(12345);
-  Time last_modified_time = Time::Now() - TimeDelta::FromHours(98765);
-
-  FileUtilProxy::Touch(
-      file_task_runner(),
-      GetTestPlatformFile(PLATFORM_FILE_CREATE |
-                          PLATFORM_FILE_WRITE |
-                          PLATFORM_FILE_WRITE_ATTRIBUTES),
-      last_accessed_time,
-      last_modified_time,
-      Bind(&FileUtilProxyTest::DidFinish, weak_factory_.GetWeakPtr()));
-  MessageLoop::current()->Run();
-  EXPECT_EQ(PLATFORM_FILE_OK, error_);
-
-  PlatformFileInfo info;
-  file_util::GetFileInfo(test_path(), &info);
-
-  // The returned values may only have the seconds precision, so we cast
-  // the double values to int here.
-  EXPECT_EQ(static_cast<int>(last_modified_time.ToDoubleT()),
-            static_cast<int>(info.last_modified.ToDoubleT()));
-  EXPECT_EQ(static_cast<int>(last_accessed_time.ToDoubleT()),
-            static_cast<int>(info.last_accessed.ToDoubleT()));
-}
-
-TEST_F(FileUtilProxyTest, Truncate_Shrink) {
-  // Setup.
-  const char kTestData[] = "0123456789";
-  ASSERT_EQ(10, file_util::WriteFile(test_path(), kTestData, 10));
-  PlatformFileInfo info;
-  file_util::GetFileInfo(test_path(), &info);
-  ASSERT_EQ(10, info.size);
-
-  // Run.
-  FileUtilProxy::Truncate(
-      file_task_runner(),
-      GetTestPlatformFile(PLATFORM_FILE_OPEN | PLATFORM_FILE_WRITE),
-      7,
-      Bind(&FileUtilProxyTest::DidFinish, weak_factory_.GetWeakPtr()));
-  MessageLoop::current()->Run();
-
-  // Verify.
-  file_util::GetFileInfo(test_path(), &info);
-  ASSERT_EQ(7, info.size);
-
-  char buffer[7];
-  EXPECT_EQ(7, file_util::ReadFile(test_path(), buffer, 7));
-  int i = 0;
-  for (; i < 7; ++i)
-    EXPECT_EQ(kTestData[i], buffer[i]);
-}
-
-TEST_F(FileUtilProxyTest, Truncate_Expand) {
-  // Setup.
-  const char kTestData[] = "9876543210";
-  ASSERT_EQ(10, file_util::WriteFile(test_path(), kTestData, 10));
-  PlatformFileInfo info;
-  file_util::GetFileInfo(test_path(), &info);
-  ASSERT_EQ(10, info.size);
-
-  // Run.
-  FileUtilProxy::Truncate(
-      file_task_runner(),
-      GetTestPlatformFile(PLATFORM_FILE_OPEN | PLATFORM_FILE_WRITE),
-      53,
-      Bind(&FileUtilProxyTest::DidFinish, weak_factory_.GetWeakPtr()));
-  MessageLoop::current()->Run();
-
-  // Verify.
-  file_util::GetFileInfo(test_path(), &info);
-  ASSERT_EQ(53, info.size);
-
-  char buffer[53];
-  EXPECT_EQ(53, file_util::ReadFile(test_path(), buffer, 53));
-  int i = 0;
-  for (; i < 10; ++i)
-    EXPECT_EQ(kTestData[i], buffer[i]);
-  for (; i < 53; ++i)
-    EXPECT_EQ(0, buffer[i]);
-}
-
-}  // namespace base