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[chromium-blink-merge.git] / chrome / utility / importer / firefox_importer_unittest_utils.h
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1 // Copyright (c) 2011 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 CHROME_UTILITY_IMPORTER_FIREFOX_IMPORTER_UNITTEST_UTILS_H_
6 #define CHROME_UTILITY_IMPORTER_FIREFOX_IMPORTER_UNITTEST_UTILS_H_
8 #include "base/basictypes.h"
9 #include "base/memory/scoped_ptr.h"
10 #include "base/process/process_handle.h"
11 #include "chrome/utility/importer/nss_decryptor.h"
13 class FFDecryptorServerChannelListener;
15 namespace base {
16 class MessageLoopForIO;
19 namespace IPC {
20 class Channel;
21 } // namespace IPC
23 // On OS X NSSDecryptor needs to run in a separate process. To allow us to use
24 // the same unit test on all platforms we use a proxy class which spawns a
25 // child process to do decryption on OS X, and calls through directly
26 // to NSSDecryptor on other platforms.
27 // On OS X:
28 // 2 IPC messages are sent for every method of NSSDecryptor, one containing the
29 // input arguments sent from Server->Child and one coming back containing
30 // the return argument e.g.
32 // -> Msg_Decryptor_Init(dll_path, db_path)
33 // <- Msg_Decryptor_InitReturnCode(bool)
34 class FFUnitTestDecryptorProxy {
35 public:
36 FFUnitTestDecryptorProxy();
37 virtual ~FFUnitTestDecryptorProxy();
39 // Initialize a decryptor, returns true if the object was
40 // constructed successfully.
41 bool Setup(const base::FilePath& nss_path);
43 // This match the parallel functions in NSSDecryptor.
44 bool DecryptorInit(const base::FilePath& dll_path,
45 const base::FilePath& db_path);
46 base::string16 Decrypt(const std::string& crypt);
48 private:
49 #if defined(OS_MACOSX)
50 // Blocks until either a timeout is reached, or until the client process
51 // responds to an IPC message.
52 // Returns true if a reply was received successfully and false if the
53 // the operation timed out.
54 bool WaitForClientResponse();
56 base::ProcessHandle child_process_;
57 scoped_ptr<IPC::Channel> channel_;
58 scoped_ptr<FFDecryptorServerChannelListener> listener_;
59 scoped_ptr<base::MessageLoopForIO> message_loop_;
60 #else
61 NSSDecryptor decryptor_;
62 #endif // !OS_MACOSX
63 DISALLOW_COPY_AND_ASSIGN(FFUnitTestDecryptorProxy);
66 // On Non-OSX platforms FFUnitTestDecryptorProxy simply calls through to
67 // NSSDecryptor.
68 #if !defined(OS_MACOSX)
69 FFUnitTestDecryptorProxy::FFUnitTestDecryptorProxy() {
72 FFUnitTestDecryptorProxy::~FFUnitTestDecryptorProxy() {
75 bool FFUnitTestDecryptorProxy::Setup(const base::FilePath& nss_path) {
76 return true;
79 bool FFUnitTestDecryptorProxy::DecryptorInit(const base::FilePath& dll_path,
80 const base::FilePath& db_path) {
81 return decryptor_.Init(dll_path, db_path);
84 base::string16 FFUnitTestDecryptorProxy::Decrypt(const std::string& crypt) {
85 return decryptor_.Decrypt(crypt);
87 #endif // !OS_MACOSX
89 #endif // CHROME_UTILITY_IMPORTER_FIREFOX_IMPORTER_UNITTEST_UTILS_H_