Add test for Cling warnings when using GaudiPython::Helper struct.

GaudiPython/CMakeLists.txt

@@ -66,5 +66,8 @@ gaudi_add_module(GaudiPython src/Services/*.cpp
 gaudi_add_dictionary(GaudiPython dict/kernel.h dict/selection_kernel.xml
                      LINK_LIBRARIES GaudiPythonLib GaudiUtilsLib)
 
+#---Test-----------------------------------------------------------------------
+gaudi_add_test(QMTest QMTEST)
+
 #---Installation------------------------------------------------------------
 gaudi_install_python_modules()

GaudiPython/tests/qmtest/gaudipython.qms/helpers_import.qmt

+<?xml version="1.0" encoding="UTF-8"?><!DOCTYPE extension  PUBLIC '-//QM/2.3/Extension//EN'  'http://www.codesourcery.com/qm/dtds/2.3/-//qm/2.3/extension//en.dtd'>
+<!--
+    (c) Copyright 1998-2019 CERN for the benefit of the LHCb and ATLAS collaborations
+
+    This software is distributed under the terms of the Apache version 2 licence,
+    copied verbatim in the file "LICENSE".
+
+    In applying this licence, CERN does not waive the privileges and immunities
+    granted to it by virtue of its status as an Intergovernmental Organization
+    or submit itself to any jurisdiction.
+-->
+<extension class="GaudiTest.GaudiExeTest" kind="test">
+  <argument name="program"><text>python</text></argument>
+  <argument name="args"><set><text>../scripts/test_helpers_import.py</text></set></argument>
+</extension>

GaudiPython/tests/scripts/test_helpers_import.py

+#####################################################################################
+# (c) Copyright 1998-2019 CERN for the benefit of the LHCb and ATLAS collaborations #
+#                                                                                   #
+# This software is distributed under the terms of the Apache version 2 licence,     #
+# copied verbatim in the file "LICENSE".                                            #
+#                                                                                   #
+# In applying this licence, CERN does not waive the privileges and immunities       #
+# granted to it by virtue of its status as an Intergovernmental Organization        #
+# or submit itself to any jurisdiction.                                             #
+#####################################################################################
+"""Load the GaudiPython::Helper struct to check for Cling warnings."""
+import cppyy
+
+cppyy.gbl.GaudiPython.Helper