CHANGE valgrind tests return 1 on error

Author: michalvasko

tests/CMakeLists.txt

@@ -17,7 +17,7 @@ if (ENABLE_VALGRIND_TESTS)
     find_program(valgrind_FOUND valgrind)
     if (valgrind_FOUND)
         foreach (test_name IN LISTS tests)
-            add_test(${test_name}_valgrind valgrind --leak-check=full ${CMAKE_BINARY_DIR}/tests/${test_name})
+            add_test(${test_name}_valgrind valgrind --leak-check=full --error-exitcode=1 ${CMAKE_BINARY_DIR}/tests/${test_name})
         endforeach()
     else (valgrind_FOUND)
         Message("-- valgrind executable not found! Disabling memory leaks tests")