Add regression test for regional grid that uses GSL GWD

orography. Update hera regression driver script.

Fixes ufs-community#253

driver_scripts/driver_grid.hera.sh

@@ -117,12 +117,9 @@ fi
 #   out_dir  - where files will be placed upon completion.
 #-----------------------------------------------------------------------
 
-#export home_dir=$SLURM_SUBMIT_DIR/..
-export home_dir=/scratch1/BMC/wrfruc/mtoy/git_local/UFS_UTILS
-#export TEMP_DIR=/scratch2/NCEPDEV/stmp1/$LOGNAME/fv3_grid.$gtype
-export TEMP_DIR=/scratch1/BMC/gsd-fv3-dev/NCEPDEV/stmp3/$LOGNAME/fv3_grid.$gtype
-#export out_dir=/scratch2/NCEPDEV/stmp1/$LOGNAME/my_grids
-export out_dir=/scratch1/BMC/gsd-fv3-dev/NCEPDEV/stmp3/$LOGNAME/my_grids
+export home_dir=$SLURM_SUBMIT_DIR/..
+export TEMP_DIR=/scratch2/NCEPDEV/stmp1/$LOGNAME/fv3_grid.$gtype
+export out_dir=/scratch2/NCEPDEV/stmp1/$LOGNAME/my_grids
 
 #-----------------------------------------------------------------------
 # Should not need to change anything below here.

reg_tests/grid_gen/driver.hera.sh

@@ -75,12 +75,19 @@ TEST2=$(sbatch --parsable --ntasks-per-node=24 --nodes=1 -t 0:10:00 -A $PROJECT_
 TEST3=$(sbatch --parsable --ntasks-per-node=24 --nodes=1 -t 0:10:00 -A $PROJECT_CODE -q $QUEUE -J esg.regional \
       -o $LOG_FILE -e $LOG_FILE -d afterok:$TEST2 ./esg.regional.sh)
 
+#-----------------------------------------------------------------------------
+# Regional GSL gravity wave drag test.
+#-----------------------------------------------------------------------------
+
+TEST4=$(sbatch --parsable --ntasks-per-node=24 --nodes=1 -t 0:10:00 -A $PROJECT_CODE -q $QUEUE -J reg.gsl.gwd \
+      -o $LOG_FILE -e $LOG_FILE -d afterok:$TEST3 ./regional.gsl.gwd.sh)
+
 #-----------------------------------------------------------------------------
 # Create summary log.
 #-----------------------------------------------------------------------------
 
 sbatch --nodes=1 -t 0:01:00 -A $PROJECT_CODE -J grid_summary -o $LOG_FILE -e $LOG_FILE \
-       --open-mode=append -q $QUEUE -d afterok:$TEST3 << EOF
+       --open-mode=append -q $QUEUE -d afterok:$TEST4 << EOF
 #!/bin/bash
 grep -a '<<<' $LOG_FILE  > $SUM_FILE
 EOF

reg_tests/grid_gen/regional.gsl.gwd.sh

@@ -0,0 +1,69 @@
+#!/bin/bash
+
+#-----------------------------------------------------------------------
+# Create a regional esg grid with GSL gravity wave drag files.  
+# Compare output to a set of baseline files using the 'nccmp' utility.
+# This script is run by the machine specific driver script.
+#-----------------------------------------------------------------------
+
+set -x
+
+export TEMP_DIR=${WORK_DIR}/regional.gsl.gwd.work
+export out_dir=${WORK_DIR}/regional.gsl.gwd
+
+export gtype=regional_esg
+export make_gsl_orog=true    # Create GSL gravity wave drag fields
+export target_lon=-97.5      # Center longitude of the highest resolution tile
+export target_lat=35.5       # Center latitude of the highest resolution tile
+export idim=301              # Dimension of grid in 'i' direction
+export jdim=200              # Dimension of grid in 'j' direction
+export delx=0.0585           # Grid spacing in degrees in 'i' direction
+export dely=0.0585           # Grid spacing in degrees in 'j' direction
+export halo=4
+
+NCCMP=${NCCMP:-$(which nccmp)}
+
+#-----------------------------------------------------------------------
+# Start script.
+#-----------------------------------------------------------------------
+
+echo "Starting at: " `date`
+
+$home_dir/ush/fv3gfs_driver_grid.sh
+
+iret=$?
+if [ $iret -ne 0 ]; then
+  set +x
+  echo "<<< REGIONAL GSL GWD TEST FAILED. <<<"
+  exit $iret
+fi
+
+echo "Ending at: " `date`
+
+#-----------------------------------------------------------------------------
+# Compare output to baseline set of data.
+#-----------------------------------------------------------------------------
+
+cd $out_dir/C772
+
+test_failed=0
+for files in *tile*.nc ./fix_sfc/*tile*.nc
+do
+  if [ -f $files ]; then
+    echo CHECK $files
+    $NCCMP -dmfqS $files $HOMEreg/regional.gsl.gwd/$files
+    iret=$?
+    if [ $iret -ne 0 ]; then
+      test_failed=1
+    fi
+  fi
+done
+
+set +x
+if [ $test_failed -ne 0 ]; then
+  echo "<<< REGIONAL GSL GWD TEST FAILED. >>>"
+else
+  echo "<<< REGIONAL GSL GWD TEST PASSED. >>>"
+fi
+
+exit 0

ush/fv3gfs_driver_grid.sh

@@ -53,6 +53,8 @@ export add_lake=${add_lake:-false}      # add lake fraction and depth.  uniform
 export lake_cutoff=${lake_cutoff:-0.20} # lake fractions less than lake_cutoff 
                                         # are ignored.
 
+export make_gsl_orog={make_gsl_orog:-false} # when true, create GSL drag suite orog files.
+
 if [ $gtype = uniform ];  then
   echo "Creating global uniform grid"
 elif [ $gtype = stretch ]; then