| // 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. |
| |
| #ifndef BASE_TEST_TEST_FILE_UTIL_H_ |
| #define BASE_TEST_TEST_FILE_UTIL_H_ |
| |
| // File utility functions used only by tests. |
| |
| #include <string> |
| |
| #include "base/compiler_specific.h" |
| #include "base/files/file_path.h" |
| |
| #if defined(OS_ANDROID) |
| #include <jni.h> |
| #include "base/basictypes.h" |
| #endif |
| |
| namespace base { |
| |
| class FilePath; |
| |
| // Clear a specific file from the system cache like EvictFileFromSystemCache, |
| // but on failure it will sleep and retry. On the Windows buildbots, eviction |
| // can fail if the file is marked in use, and this will throw off timings that |
| // rely on uncached files. |
| bool EvictFileFromSystemCacheWithRetry(const FilePath& file); |
| |
| // Wrapper over base::Delete. On Windows repeatedly invokes Delete in case |
| // of failure to workaround Windows file locking semantics. Returns true on |
| // success. |
| bool DieFileDie(const FilePath& file, bool recurse); |
| |
| // Clear a specific file from the system cache. After this call, trying |
| // to access this file will result in a cold load from the hard drive. |
| bool EvictFileFromSystemCache(const FilePath& file); |
| |
| #if defined(OS_WIN) |
| // Returns true if the volume supports Alternate Data Streams. |
| bool VolumeSupportsADS(const FilePath& path); |
| |
| // Returns true if the ZoneIdentifier is correctly set to "Internet" (3). |
| // Note that this function must be called from the same process as |
| // the one that set the zone identifier. I.e. don't use it in UI/automation |
| // based tests. |
| bool HasInternetZoneIdentifier(const FilePath& full_path); |
| #endif // defined(OS_WIN) |
| |
| // For testing, make the file unreadable or unwritable. |
| // In POSIX, this does not apply to the root user. |
| bool MakeFileUnreadable(const FilePath& path) WARN_UNUSED_RESULT; |
| bool MakeFileUnwritable(const FilePath& path) WARN_UNUSED_RESULT; |
| |
| // Saves the current permissions for a path, and restores it on destruction. |
| class FilePermissionRestorer { |
| public: |
| explicit FilePermissionRestorer(const FilePath& path); |
| ~FilePermissionRestorer(); |
| |
| private: |
| const FilePath path_; |
| void* info_; // The opaque stored permission information. |
| size_t length_; // The length of the stored permission information. |
| |
| DISALLOW_COPY_AND_ASSIGN(FilePermissionRestorer); |
| }; |
| |
| #if defined(OS_ANDROID) |
| // Register the ContentUriTestUrils JNI bindings. |
| bool RegisterContentUriTestUtils(JNIEnv* env); |
| |
| // Insert an image file into the MediaStore, and retrieve the content URI for |
| // testing purpose. |
| FilePath InsertImageIntoMediaStore(const FilePath& path); |
| #endif // defined(OS_ANDROID) |
| |
| } // namespace base |
| |
| #endif // BASE_TEST_TEST_FILE_UTIL_H_ |