QtAutogen tests: Move the complex test case to a subdirectory

Tests/QtAutogen/complex/yaf.cpp

@@ -0,0 +1,19 @@
+/* Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
+   file Copyright.txt or https://cmake.org/licensing for details.  */
+#include "yaf.h"
+#include "yaf_p.h"
+
+#include <stdio.h>
+
+Yaf::Yaf()
+{
+}
+
+void Yaf::doYaf()
+{
+  YafP yafP;
+  yafP.doYafP();
+}
+
+// check that including a moc file from a private header the wrong way works:
+#include "yaf_p.moc"