cros: Fake implementation of DBUS biometrics client.

chromeos/dbus/fake_biod_auth_session_client.h

+// Copyright 2017 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 CHROMEOS_DBUS_FAKE_BIOD_AUTH_SESSION_CLIENT_H_
+#define CHROMEOS_DBUS_FAKE_BIOD_AUTH_SESSION_CLIENT_H_
+
+#include "base/macros.h"
+#include "base/memory/weak_ptr.h"
+#include "chromeos/chromeos_export.h"
+#include "chromeos/dbus/biod_auth_session_client.h"
+
+namespace chromeos {
+
+class CHROMEOS_EXPORT FakeBiodAuthSessionClient : public BiodAuthSessionClient {
+ public:
+  FakeBiodAuthSessionClient();
+  ~FakeBiodAuthSessionClient() override;
+
+  // BiodAuthSessionClient overrides
+  void Init(dbus::Bus* bus) override;
+  void End(const dbus::ObjectPath& auth_session_path) override;
+
+ private:
+  // Note: This should remain the last member so it'll be destroyed and
+  // invalidate its weak pointers before any other members are destroyed.
+  base::WeakPtrFactory<FakeBiodAuthSessionClient> weak_ptr_factory_;
+
+  DISALLOW_COPY_AND_ASSIGN(FakeBiodAuthSessionClient);
+};
+
+}  // namespace chromeos
+
+#endif  // CHROMEOS_DBUS_FAKE_BIOD_AUTH_SESSION_CLIENT_H_