ProjectingObserverChromeos: Drop DBusThreadManager dependency for better testing.
[chromium-blink-merge.git] / base / test / scoped_path_override.h
bloba1e18e33899a9a1c7a0fb3f205988aaa3437de25
1 // Copyright (c) 2012 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.
5 #ifndef BASE_TEST_SCOPED_PATH_OVERRIDE_H_
6 #define BASE_TEST_SCOPED_PATH_OVERRIDE_H_
8 #include "base/basictypes.h"
9 #include "base/files/scoped_temp_dir.h"
11 namespace base {
13 class FilePath;
15 // Sets a path override on construction, and removes it when the object goes out
16 // of scope. This class is intended to be used by tests that need to override
17 // paths to ensure their overrides are properly handled and reverted when the
18 // scope of the test is left.
19 class ScopedPathOverride {
20 public:
21 // Contructor that initializes the override to a scoped temp directory.
22 explicit ScopedPathOverride(int key);
23 // Constructor that would use a path provided by the user.
24 ScopedPathOverride(int key, const FilePath& dir);
25 ~ScopedPathOverride();
27 private:
28 int key_;
29 ScopedTempDir temp_dir_;
31 DISALLOW_COPY_AND_ASSIGN(ScopedPathOverride);
34 } // namespace base
36 #endif // BASE_TEST_SCOPED_PATH_OVERRIDE_H_