test: Add control serialization test

Add a test that exercises the ControlSerializer to serialize and
deserialize ControlInfoMap and ControlList.

Signed-off-by: Jacopo Mondi <jacopo@jmondi.org>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>

test/serialization/serialization_test.h

@@ -0,0 +1,33 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (C) 2019, Google Inc.
+ *
+ * serialization_test.h - Base class for serialization tests
+ */
+#ifndef __LIBCAMERA_SERIALIZATION_TEST_H__
+#define __LIBCAMERA_SERIALIZATION_TEST_H__
+
+#include <libcamera/camera.h>
+#include <libcamera/camera_manager.h>
+#include <libcamera/controls.h>
+
+#include "camera_test.h"
+#include "test.h"
+
+using namespace libcamera;
+
+class SerializationTest : public CameraTest, public Test
+{
+public:
+	SerializationTest()
+		: CameraTest("VIMC Sensor B")
+	{
+	}
+
+	static bool equals(const ControlInfoMap &lhs,
+			   const ControlInfoMap &rhs);
+	static bool equals(const ControlList &lhs,
+			   const ControlList &rhs);
+};
+
+#endif /* __LIBCAMERA_SERIALIZATION_TEST_H__ */