tests: Add a base Test class

The base Test class is meant to provide infrastructure common to all
tests. It is very limited for now, and should be extended with at least
logging and assertion handling.

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

test/test.cpp

@@ -0,0 +1,28 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (C) 2018, Google Inc.
+ *
+ * test.cpp - libcamera test base class
+ */
+
+#include "test.h"
+
+Test::Test()
+{
+}
+
+Test::~Test()
+{
+	cleanup();
+}
+
+int Test::execute()
+{
+	int ret;
+
+	ret = init();
+	if (ret < 0)
+		return ret;
+
+	return run();
+}