coupler: petsc-free transfer_method include

Author: jacobmerson

src/pcms/transfer/transfer_method.hpp

@@ -6,7 +6,7 @@
 #include "pcms/transfer/interpolator.h"
 #include "pcms/transfer/omega_h_conservative_projection.hpp"
 #include "pcms/transfer/omega_h_control_variate_projection.hpp"
-#include "pcms/transfer/omega_h_mc_rhs_integrator.hpp"
+#include "pcms/transfer/monte_carlo_sampling.hpp"
 #include "pcms/field/out_of_bounds_policy.h"
 #include "pcms/utility/types.h"
 #include <cstdint>

test/test_coupler_transfer.cpp

@@ -175,6 +175,7 @@ int main(int argc, char** argv)
       case -1: transfer_server(mpi_comm, mesh, argv[3]); break;
       case 0: transfer_source_client(mpi_comm, mesh); break;
       case 1: transfer_target_client(mpi_comm, mesh); break;
+      default: break; // unreachable: clientId asserted to [-1, 1] above
     }
     return 0;
   } catch (const std::exception& e) {