dune_add_test(NAME exercise_turbulence_coupling_ff-pm_original
              SOURCES main.cc
              COMPILE_DEFINITIONS EXNUMBER=0)

dune_add_test(NAME exercise_turbulence_coupling_ff-pm_a_solution
              SOURCES main.cc
              COMPILE_DEFINITIONS EXNUMBER=1)

dune_add_test(NAME exercise_turbulence_coupling_ff-pm_b_solution
              SOURCES main.cc
              COMPILE_DEFINITIONS EXNUMBER=2)

# add exercise to the common target
add_dependencies(test_exercises exercise_turbulence_coupling_ff-pm_a_solution exercise_turbulence_coupling_ff-pm_b_solution)

# add a symlink for each input file
add_input_file_links()
