fixed: test for VariableMapper was in the wrong directory, not even compiling

tests/testVariableMapper.cpp → tests/src/testVariableMapper.cpp

@@ -3,6 +3,11 @@
 #include <boost/test/included/unit_test.hpp>
 //#include <boost/test/test_case_template.hpp>
 
+#include "VariableMapper.h"
+using namespace ChimeraTK;
+
 BOOST_AUTO_TEST_CASE( testCreation ){
   VariableMapper & vm = VariableMapper::getInstance();
+  VariableMapper & vm2 = VariableMapper::getInstance();
+  BOOST_CHECK( &vm == &vm2 );
 }