diff --git a/examples/PACKAGES/cgdna/examples/test.sh b/examples/PACKAGES/cgdna/examples/test.sh
index 2e68ccab08..152047b94b 100755
--- a/examples/PACKAGES/cgdna/examples/test.sh
+++ b/examples/PACKAGES/cgdna/examples/test.sh
@@ -1,6 +1,6 @@
 #! /bin/bash
 
-DATE='27Oct21'
+DATE='14Dec21'
 TOL=1e-8
 
 LMPDIR=/Users/ohenrich/Work/code/lammps
@@ -8,17 +8,17 @@ SRCDIR=$LMPDIR/src
 EXDIR=$LMPDIR/examples/PACKAGES/cgdna/examples
 
 if [ $# -eq 1 ] && [ $1 = run ]; then
-  echo '# Compiling executable in' $SRCDIR
+  echo '# Compiling executable in' $SRCDIR | tee -a $EXDIR/test.log
 
   cd $SRCDIR
-  make clean-all
-  make purge
-  make pu
-  make ps
-  make -j8 mpi
+  make clean-all | tee -a $EXDIR/test.log
+  make purge | tee -a $EXDIR/test.log
+  make pu | tee -a $EXDIR/test.log
+  make ps | tee -a $EXDIR/test.log
+  make -j8 mpi | tee -a $EXDIR/test.log
 
   ######################################################
-  echo '# Running oxDNA duplex1 test'
+  echo '# Running oxDNA duplex1 test' | tee -a $EXDIR/test.log
   cd $EXDIR/oxDNA/duplex1
   mkdir test
   cd test
@@ -33,9 +33,9 @@ if [ $# -eq 1 ] && [ $1 = run ]; then
   ndiff -relerr $TOL e_test.1.dat e_old.1.dat
   if [ $? -eq 0 ];
   then 
-      echo "# 1 MPI-task passed" 
+      echo "# 1 MPI-task passed" | tee -a $EXDIR/test.log
   else 
-      echo "# 1 MPI-task unsuccessful" 
+      echo "# 1 MPI-task unsuccessful" | tee -a $EXDIR/test.log
   fi
 
   mpirun -np 4 ./lmp_mpi < in.duplex1 > /dev/null
@@ -45,15 +45,15 @@ if [ $# -eq 1 ] && [ $1 = run ]; then
   ndiff -relerr $TOL e_test.4.dat e_old.4.dat
   if [ $? -eq 0 ];
   then 
-      echo "# 4 MPI-tasks passed" 
+      echo "# 4 MPI-tasks passed" | tee -a $EXDIR/test.log
   else 
-      echo "# 4 MPI-tasks unsuccessful" 
+      echo "# 4 MPI-tasks unsuccessful" | tee -a $EXDIR/test.log
   fi
 
   ######################################################
 
   ######################################################
-  echo '# Running oxDNA duplex2 test'
+  echo '# Running oxDNA duplex2 test' | tee -a $EXDIR/test.log
   cd $EXDIR/oxDNA/duplex2
   mkdir test
   cd test
@@ -68,9 +68,9 @@ if [ $# -eq 1 ] && [ $1 = run ]; then
   ndiff -relerr $TOL e_test.1.dat e_old.1.dat
   if [ $? -eq 0 ];
   then 
-      echo "# 1 MPI-task passed" 
+      echo "# 1 MPI-task passed" | tee -a $EXDIR/test.log
   else 
-      echo "# 1 MPI-task unsuccessful" 
+      echo "# 1 MPI-task unsuccessful" | tee -a $EXDIR/test.log
   fi
 
   mpirun -np 4 ./lmp_mpi < in.duplex2 > /dev/null
@@ -80,15 +80,15 @@ if [ $# -eq 1 ] && [ $1 = run ]; then
   ndiff -relerr $TOL e_test.4.dat e_old.4.dat
   if [ $? -eq 0 ];
   then 
-      echo "# 4 MPI-tasks passed" 
+      echo "# 4 MPI-tasks passed" | tee -a $EXDIR/test.log
   else 
-      echo "# 4 MPI-tasks unsuccessful" 
+      echo "# 4 MPI-tasks unsuccessful" | tee -a $EXDIR/test.log
   fi
 
   ######################################################
 
   ######################################################
-  echo '# Running oxDNA2 duplex1 test'
+  echo '# Running oxDNA2 duplex1 test' | tee -a $EXDIR/test.log
   cd $EXDIR/oxDNA2/duplex1
   mkdir test
   cd test
@@ -103,9 +103,9 @@ if [ $# -eq 1 ] && [ $1 = run ]; then
   ndiff -relerr $TOL e_test.1.dat e_old.1.dat
   if [ $? -eq 0 ];
   then 
-      echo "# 1 MPI-task passed" 
+      echo "# 1 MPI-task passed" | tee -a $EXDIR/test.log
   else 
-      echo "# 1 MPI-task unsuccessful" 
+      echo "# 1 MPI-task unsuccessful" | tee -a $EXDIR/test.log
   fi
 
   mpirun -np 4 ./lmp_mpi < in.duplex1 > /dev/null
@@ -115,15 +115,15 @@ if [ $# -eq 1 ] && [ $1 = run ]; then
   ndiff -relerr $TOL e_test.4.dat e_old.4.dat
   if [ $? -eq 0 ];
   then 
-      echo "# 4 MPI-tasks passed" 
+      echo "# 4 MPI-tasks passed" | tee -a $EXDIR/test.log
   else 
-      echo "# 4 MPI-tasks unsuccessful" 
+      echo "# 4 MPI-tasks unsuccessful" | tee -a $EXDIR/test.log
   fi
 
   ######################################################
 
   ######################################################
-  echo '# Running oxDNA2 duplex2 test'
+  echo '# Running oxDNA2 duplex2 test' | tee -a $EXDIR/test.log
   cd $EXDIR/oxDNA2/duplex2
   mkdir test
   cd test
@@ -138,9 +138,9 @@ if [ $# -eq 1 ] && [ $1 = run ]; then
   ndiff -relerr $TOL e_test.1.dat e_old.1.dat
   if [ $? -eq 0 ];
   then 
-      echo "# 1 MPI-task passed" 
+      echo "# 1 MPI-task passed" | tee -a $EXDIR/test.log
   else 
-      echo "# 1 MPI-task unsuccessful" 
+      echo "# 1 MPI-task unsuccessful" | tee -a $EXDIR/test.log
   fi
 
   mpirun -np 4 ./lmp_mpi < in.duplex2 > /dev/null
@@ -150,15 +150,15 @@ if [ $# -eq 1 ] && [ $1 = run ]; then
   ndiff -relerr $TOL e_test.4.dat e_old.4.dat
   if [ $? -eq 0 ];
   then 
-      echo "# 4 MPI-tasks passed" 
+      echo "# 4 MPI-tasks passed" | tee -a $EXDIR/test.log
   else 
-      echo "# 4 MPI-tasks unsuccessful" 
+      echo "# 4 MPI-tasks unsuccessful" | tee -a $EXDIR/test.log
   fi
 
   ######################################################
 
   ######################################################
-  echo '# Running oxDNA2 duplex3 test'
+  echo '# Running oxDNA2 duplex3 test' | tee -a $EXDIR/test.log
   cd $EXDIR/oxDNA2/duplex3
   mkdir test
   cd test
@@ -173,9 +173,9 @@ if [ $# -eq 1 ] && [ $1 = run ]; then
   ndiff -relerr $TOL e_test.1.dat e_old.1.dat
   if [ $? -eq 0 ];
   then 
-      echo "# 1 MPI-task passed" 
+      echo "# 1 MPI-task passed" | tee -a $EXDIR/test.log
   else 
-      echo "# 1 MPI-task unsuccessful" 
+      echo "# 1 MPI-task unsuccessful" | tee -a $EXDIR/test.log
   fi
 
   mpirun -np 4 ./lmp_mpi < in.duplex3 > /dev/null
@@ -185,15 +185,15 @@ if [ $# -eq 1 ] && [ $1 = run ]; then
   ndiff -relerr $TOL e_test.4.dat e_old.4.dat
   if [ $? -eq 0 ];
   then 
-      echo "# 4 MPI-tasks passed" 
+      echo "# 4 MPI-tasks passed" | tee -a $EXDIR/test.log
   else 
-      echo "# 4 MPI-tasks unsuccessful" 
+      echo "# 4 MPI-tasks unsuccessful" | tee -a $EXDIR/test.log
   fi
 
   ######################################################
 
   ######################################################
-  echo '# Running oxDNA2 unique_bp test'
+  echo '# Running oxDNA2 unique_bp test' | tee -a $EXDIR/test.log
   cd $EXDIR/oxDNA2/unique_bp
   mkdir test
   cd test
@@ -210,9 +210,9 @@ if [ $# -eq 1 ] && [ $1 = run ]; then
   ndiff -relerr $TOL e_test.4type.1.dat e_old.4type.1.dat
   if [ $? -eq 0 ];
   then 
-      echo "# 1 MPI-task 4 types passed" 
+      echo "# 1 MPI-task 4 types passed" | tee -a $EXDIR/test.log
   else 
-      echo "# 1 MPI-task 4 types unsuccessful" 
+      echo "# 1 MPI-task 4 types unsuccessful" | tee -a $EXDIR/test.log
   fi
 
   mpirun -np 4 ./lmp_mpi < in.duplex4.4type > /dev/null
@@ -222,9 +222,9 @@ if [ $# -eq 1 ] && [ $1 = run ]; then
   ndiff -relerr $TOL e_test.4type.4.dat e_old.4type.4.dat
   if [ $? -eq 0 ];
   then 
-      echo "# 4 MPI-tasks 4 types passed" 
+      echo "# 4 MPI-tasks 4 types passed" | tee -a $EXDIR/test.log
   else 
-      echo "# 4 MPI-tasks 4 types unsuccessful" 
+      echo "# 4 MPI-tasks 4 types unsuccessful" | tee -a $EXDIR/test.log
   fi
 
   mpirun -np 1 ./lmp_mpi < in.duplex4.8type > /dev/null
@@ -234,9 +234,9 @@ if [ $# -eq 1 ] && [ $1 = run ]; then
   ndiff -relerr $TOL e_test.8type.1.dat e_old.8type.1.dat
   if [ $? -eq 0 ];
   then 
-      echo "# 1 MPI-task 8 types passed" 
+      echo "# 1 MPI-task 8 types passed" | tee -a $EXDIR/test.log
   else 
-      echo "# 1 MPI-task 8 types unsuccessful" 
+      echo "# 1 MPI-task 8 types unsuccessful" | tee -a $EXDIR/test.log
   fi
 
   mpirun -np 4 ./lmp_mpi < in.duplex4.8type > /dev/null
@@ -246,15 +246,15 @@ if [ $# -eq 1 ] && [ $1 = run ]; then
   ndiff -relerr $TOL e_test.8type.4.dat e_old.8type.4.dat
   if [ $? -eq 0 ];
   then 
-      echo "# 4 MPI-tasks 8 types passed" 
+      echo "# 4 MPI-tasks 8 types passed" | tee -a $EXDIR/test.log
   else 
-      echo "# 4 MPI-tasks 8 types unsuccessful" 
+      echo "# 4 MPI-tasks 8 types unsuccessful" | tee -a $EXDIR/test.log
   fi
 
   ######################################################
 
   ######################################################
-  echo '# Running oxDNA2 dsring test'
+  echo '# Running oxDNA2 dsring test' | tee -a $EXDIR/test.log
   cd $EXDIR/oxDNA2/dsring
   mkdir test
   cd test
@@ -269,9 +269,9 @@ if [ $# -eq 1 ] && [ $1 = run ]; then
   ndiff -relerr $TOL e_test.1.dat e_old.1.dat
   if [ $? -eq 0 ];
   then 
-      echo "# 1 MPI-task passed" 
+      echo "# 1 MPI-task passed" | tee -a $EXDIR/test.log
   else 
-      echo "# 1 MPI-task unsuccessful" 
+      echo "# 1 MPI-task unsuccessful" | tee -a $EXDIR/test.log
   fi
 
   mpirun -np 4 ./lmp_mpi < in.dsring > /dev/null
@@ -281,15 +281,15 @@ if [ $# -eq 1 ] && [ $1 = run ]; then
   ndiff -relerr $TOL e_test.4.dat e_old.4.dat
   if [ $? -eq 0 ];
   then 
-      echo "# 4 MPI-tasks passed" 
+      echo "# 4 MPI-tasks passed" | tee -a $EXDIR/test.log
   else 
-      echo "# 4 MPI-tasks unsuccessful" 
+      echo "# 4 MPI-tasks unsuccessful" | tee -a $EXDIR/test.log
   fi
 
   ######################################################
 
   ######################################################
-  echo '# Running oxRNA2 duplex2 test'
+  echo '# Running oxRNA2 duplex2 test' | tee -a $EXDIR/test.log
   cd $EXDIR/oxRNA2/duplex2
   mkdir test
   cd test
@@ -304,9 +304,9 @@ if [ $# -eq 1 ] && [ $1 = run ]; then
   ndiff -relerr $TOL e_test.1.dat e_old.1.dat
   if [ $? -eq 0 ];
   then 
-      echo "# 1 MPI-task passed" 
+      echo "# 1 MPI-task passed" | tee -a $EXDIR/test.log
   else 
-      echo "# 1 MPI-task unsuccessful" 
+      echo "# 1 MPI-task unsuccessful" | tee -a $EXDIR/test.log
   fi
 
   mpirun -np 4 ./lmp_mpi < in.duplex2 > /dev/null
@@ -316,13 +316,13 @@ if [ $# -eq 1 ] && [ $1 = run ]; then
   ndiff -relerr $TOL e_test.4.dat e_old.4.dat
   if [ $? -eq 0 ];
   then 
-      echo "# 4 MPI-tasks passed" 
+      echo "# 4 MPI-tasks passed" | tee -a $EXDIR/test.log
   else 
-      echo "# 4 MPI-tasks unsuccessful" 
+      echo "# 4 MPI-tasks unsuccessful" | tee -a $EXDIR/test.log
   fi
 
   ######################################################
-  echo '# Done'
+  echo '# Done' | tee -a $EXDIR/test.log
 
 elif [ $# -eq 1 ] && [ $1 = clean ]; then
   echo '# Deleting test directories'
@@ -334,6 +334,7 @@ elif [ $# -eq 1 ] && [ $1 = clean ]; then
   rm -rf $EXDIR/oxDNA2/unique_bp/test
   rm -rf $EXDIR/oxDNA2/dsring/test
   rm -rf $EXDIR/oxRNA2/duplex2/test
+  rm -rf $EXDIR/test.log
   echo '# Done'
 
 else