PolicyManager: Add a fake implementation for RandomProvider.
The FakeRandomProvider creates FakeVariable instances for every
exposed variable. This fake implementation can be used to test
policy implementations faking out the providers.
BUG=chromium:338591
TEST=Headers compile.
Change-Id: I62b85ce62fd6afdbe85801abdd0b7a9710f7cdd5
Reviewed-on: https://chromium-review.googlesource.com/184775
Reviewed-by: Alex Deymo <deymo@chromium.org>
Tested-by: Alex Deymo <deymo@chromium.org>
Commit-Queue: Alex Deymo <deymo@chromium.org>
diff --git a/policy_manager/fake_random_provider.h b/policy_manager/fake_random_provider.h
new file mode 100644
index 0000000..b2d85e3
--- /dev/null
+++ b/policy_manager/fake_random_provider.h
@@ -0,0 +1,27 @@
+// Copyright (c) 2014 The Chromium OS 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 CHROMEOS_PLATFORM_UPDATE_ENGINE_POLICY_MANAGER_FAKE_RANDOM_PROVIDER_H
+#define CHROMEOS_PLATFORM_UPDATE_ENGINE_POLICY_MANAGER_FAKE_RANDOM_PROVIDER_H
+
+#include "policy_manager/fake_variable.h"
+#include "policy_manager/random_provider.h"
+
+namespace chromeos_policy_manager {
+
+// Fake implementation of the RandomProvider base class.
+class FakeRandomProvider : public RandomProvider {
+ protected:
+ virtual bool DoInit() {
+ seed_.reset(new FakeVariable<uint64_t>("random_seed"));
+ return true;
+ }
+
+ private:
+ DISALLOW_COPY_AND_ASSIGN(FakeRandomProvider);
+};
+
+} // namespace chromeos_policy_manager
+
+#endif // CHROMEOS_PLATFORM_UPDATE_ENGINE_POLICY_MANAGER_FAKE_RANDOM_PROVIDER_H