#!/bin/sh

# This program tests for a bug which caused UNIFORM(x) to always return zero.


TEMPDIR=/tmp/pspp-tst-$$
TESTFILE=$TEMPDIR/`basename $0`.sps

here=`pwd`;

# ensure that top_srcdir is absolute
cd $top_srcdir; top_srcdir=`pwd`

STAT_CONFIG_PATH=$top_srcdir/config
export STAT_CONFIG_PATH


cleanup()
{
     cd /
     rm -rf $TEMPDIR
}


fail()
{
    echo $activity
    echo FAILED
    cleanup;
    exit 1;
}


no_result()
{
    echo $activity
    echo NO RESULT;
    cleanup;
    exit 2;
}

pass()
{
    cleanup;
    exit 0;
}

mkdir -p $TEMPDIR

cd $TEMPDIR

activity="create program"
cat > $TESTFILE <<EOF
DATA LIST LIST NOTABLE /X *.
begin data.
1
2
3
4
5
6
7
8
9
end data.

temporary.
select if x > 5 .
list.

list.
EOF
if [ $? -ne 0 ] ; then no_result ; fi

$SUPERVISOR $here/../src/pspp -o raw-ascii $TESTFILE
if [ $? -ne 0 ] ; then no_result ; fi


diff -b -B -w $TEMPDIR/pspp.list - << EOF
       X
--------
    6.00 
    7.00 
    8.00 
    9.00 

       X
--------
    1.00 
    2.00 
    3.00 
    4.00 
    5.00 
    6.00 
    7.00 
    8.00 
    9.00 
EOF
if [ $? -ne 0 ] ; then fail ; fi

pass;