refs #875, refs #879, renamed CTestUtils to CDBusUtils

* class now only contains DBus related code
* other functions have been moved to CTesting

src/blackmisc/dbusutils.h

@@ -0,0 +1,45 @@
+/* Copyright (C) 2017
+ * swift Project Community / Contributors
+ *
+ * This file is part of swift project. It is subject to the license terms in the LICENSE file found in the top-level
+ * directory of this distribution and at http://www.swift-project.org/license.html. No part of swift project,
+ * including this file, may be copied, modified, propagated, or distributed except according to the terms
+ * contained in the LICENSE file.
+ */
+
+//! \file
+
+#ifndef BLACKMISC_DBUSUTILS_H
+#define BLACKMISC_DBUSUTILS_H
+
+#include "blackmisc/blackmiscexport.h"
+#include <QDBusArgument>
+#include <QTextStream>
+
+namespace BlackMisc
+{
+    //! Utils for UNIT tests / samples
+    class BLACKMISC_EXPORT CDBusUtils
+    {
+    public:
+        //! Get QDBusArgument signature (formatted)
+        static QString getQDBusArgumentSignature(const QDBusArgument &arg, int level = 0);
+
+        //! Signature for BlackMisc::CValueObject
+        template<typename ValueObj>
+        static QString dBusSignature(const ValueObj &obj)
+        {
+            QDBusArgument arg;
+            obj.marshallToDbus(arg);
+            return arg.currentSignature();
+        }
+
+        //! Type as string
+        static QString dbusTypeAsString(QDBusArgument::ElementType type);
+
+        //! Show some (important) DBus signatures
+        static void showDBusSignatures(QTextStream &out);
+    };
+} // ns
+
+#endif // guard