found out how to print an after-test message (http://stackoverflow.com/questions/37677077/)

CMakeLists.txt

@@ -6,7 +6,7 @@ cmake_minimum_required(VERSION 2.8.12 FATAL_ERROR)
 
 project(BornAgain)
 
-enable_testing()
+include(CTest) # equivalent to "enable_testing() ???
 add_custom_target(check COMMAND ${CMAKE_CTEST_COMMAND}) # => 'make check' is an alias for 'ctest'
 
 include(VERSION.cmake)

cmake/bornagain/modules/BornAgainConfiguration.cmake

@@ -108,6 +108,8 @@ if(BORNAGAIN_RELEASE)
     configure_file("${TEMPLATE_DIR}/FindBornAgain.cmake.in" "${CMAKE_SOURCE_DIR}/Examples/cpp/CylindersAndPrisms/modules/FindBornAgain.cmake" @ONLY)
 endif()
 
+configure_file("${TEMPLATE_DIR}/CTestCustom.cmake.in" "${CMAKE_BINARY_DIR}/CTestCustom.cmake")
+
 # -----------------------------------------------------------------------------
 # configure BornAgain launch scripts
 # -----------------------------------------------------------------------------

cmake/bornagain/scripts/CTestCustom.cmake.in

+set(CTEST_CUSTOM_POST_TEST "echo AFTER_THE_TEST")