test your code this way, but make sure that it runs reasonably fast,
or nobody will run "ctest" before commiting code.
-For more details on how the tests are extracted from the module
-source, check the tools/sg_unit_extractor.pl script directly.
+For more details on the macro used to write unit tests, see their
+reference guide: @ref XBT_cunit. For details on on how the tests are
+extracted from the module source, check the tools/sg_unit_extractor.pl
+script directly.
\section inside_tests_add_integration Adding integration tests
