| // Copyright (c) 2019 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 "components/prefs/pref_test_utils.h" |
| |
| #include "base/run_loop.h" |
| #include "base/test/bind_test_util.h" |
| #include "base/values.h" |
| #include "components/prefs/pref_change_registrar.h" |
| #include "components/prefs/pref_service.h" |
| |
| void WaitForPrefValue(PrefService* pref_service, |
| const std::string& path, |
| const base::Value& value) { |
| if (value == *(pref_service->Get(path))) |
| return; |
| |
| base::RunLoop run_loop; |
| PrefChangeRegistrar pref_changes; |
| pref_changes.Init(pref_service); |
| pref_changes.Add(path, base::BindLambdaForTesting([&]() { |
| if (value == *(pref_service->Get(path))) |
| run_loop.Quit(); |
| })); |
| run_loop.Run(); |
| } |