test_file_util.h revision dc0f95d653279beabeb9817299e2902918ba123e 
1// Copyright (c) 2010 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#ifndef BASE_TEST_TEST_FILE_UTIL_H_
6#define BASE_TEST_TEST_FILE_UTIL_H_
7#pragma once
8
9// File utility functions used only by tests.
10
11#include <string>
12
13class FilePath;
14
15namespace file_util {
16
17// Wrapper over file_util::Delete. On Windows repeatedly invokes Delete in case
18// of failure to workaround Windows file locking semantics. Returns true on
19// success.
20bool DieFileDie(const FilePath& file, bool recurse);
21
22// Clear a specific file from the system cache. After this call, trying
23// to access this file will result in a cold load from the hard drive.
24bool EvictFileFromSystemCache(const FilePath& file);
25
26// Like CopyFileNoCache but recursively copies all files and subdirectories
27// in the given input directory to the output directory. Any files in the
28// destination that already exist will be overwritten.
29//
30// Returns true on success. False means there was some error copying, so the
31// state of the destination is unknown.
32bool CopyRecursiveDirNoCache(const FilePath& source_dir,
33                             const FilePath& dest_dir);
34
35#if defined(OS_WIN)
36// Returns true if the volume supports Alternate Data Streams.
37bool VolumeSupportsADS(const FilePath& path);
38
39// Returns true if the ZoneIdentifier is correctly set to "Internet" (3).
40// Note that this function must be called from the same process as
41// the one that set the zone identifier.  I.e. don't use it in UI/automation
42// based tests.
43bool HasInternetZoneIdentifier(const FilePath& full_path);
44#endif  // defined(OS_WIN)
45
46// In general it's not reliable to convert a FilePath to a wstring and we use
47// string16 elsewhere for Unicode strings, but in tests it is frequently
48// convenient to be able to compare paths to literals like L"foobar".
49std::wstring FilePathAsWString(const FilePath& path);
50
51}  // namespace file_util
52
53#endif  // BASE_TEST_TEST_FILE_UTIL_H_
54