#! @BASH@
echo 1..2 # Number of tests to be executed.
#
test -n "$CDO"      || CDO=cdo
test -n "$DATAPATH" || DATAPATH=./data
#
CDOOUT=cout$$
CDOERR=cerr$$
#
IFILE=$DATAPATH/detrend_data
NTEST=1
#
RSTAT=0
RFILE=$DATAPATH/detrend_ref
OFILE=detrend_res
#
# detrend
#
CDOTEST="detrend"
CDOCOMMAND="$CDO $CDOTEST $IFILE $OFILE"

echo "Running test: $NTEST"
echo "$CDOCOMMAND"

$CDOCOMMAND
test $? -eq 0 || let RSTAT+=1

$CDO diff $OFILE $RFILE > $CDOOUT 2> $CDOERR
test $? -eq 0 || let RSTAT+=1
test -s $CDOOUT && let RSTAT+=1
cat $CDOOUT $CDOERR

test $RSTAT -eq 0 && echo "ok $NTEST - $CDOTEST"
test $RSTAT -eq 0 || echo "not ok $NTEST - $CDOTEST"

let NTEST+=1
rm -f $OFILE
#
# trend
#
CDOTEST="trend/subtrend"
CDOCOMMAND="$CDO trend $IFILE ta tb"

echo "Running test: $NTEST"
echo "$CDOCOMMAND"

$CDOCOMMAND
test $? -eq 0 || let RSTAT+=1
#
CDOCOMMAND="$CDO subtrend $IFILE ta tb $OFILE"

echo "Running test: $NTEST"
echo "$CDOCOMMAND"

$CDOCOMMAND
test $? -eq 0 || let RSTAT+=1

$CDO diff $OFILE $RFILE > $CDOOUT 2> $CDOERR
test $? -eq 0 || let RSTAT+=1
test -s $CDOOUT && let RSTAT+=1
cat $CDOOUT $CDOERR

test $RSTAT -eq 0 && echo "ok $NTEST - $CDOTEST"
test $RSTAT -eq 0 || echo "not ok $NTEST - $CDOTEST"

let NTEST+=1
rm -f $OFILE
rm -f ta tb
#
rm -f $CDOOUT $CDOERR
#
exit 0