The program model_mod_check.f90 can be used to test model_mod routines individually before running them with filter. Add model_mod_check to the list of programs in DART/models/your_model/work/quickbuid.sh to build model_mod_check with quickbuild.sh.
For more information on the tests in model_mod_check see model_mod_check
<../assimilation_code/programs/model_mod_check/model_mod_check>
For more information on quickbuild.sh see DART build system.