3 # Tests calculation of moments.
5 TEMPDIR=/tmp/pspp-tst-$$
9 # ensure that top_srcdir is absolute
10 cd $top_srcdir; top_srcdir=`pwd`
12 export STAT_CONFIG_PATH=$top_srcdir/config
48 activity="create one-pass moments list"
49 sed -ne 's/#.*//;/^[ ]*$/!p' > $TEMPDIR/moments-list-1p <<'EOF'
50 # Both the one-pass and two-pass algorithms should be
51 # able to cope properly with these.
52 1 2 3 4 => W=4.000 M1=2.500 M2=1.667 M3=0.000 M4=-1.200
53 1*5 2*5 3*5 4*5 => W=20.000 M1=2.500 M2=1.316 M3=0.000 M4=-1.401
54 1*1 2*2 3*3 4*4 => W=10.000 M1=3.000 M2=1.111 M3=-0.712 M4=-0.450
55 1*0 => W=0.000 M1=sysmis M2=sysmis M3=sysmis M4=sysmis
56 1*1 => W=1.000 M1=1.000 M2=sysmis M3=sysmis M4=sysmis
57 1*2 => W=2.000 M1=1.000 M2=0.000 M3=sysmis M4=sysmis
58 1*3 => W=3.000 M1=1.000 M2=0.000 M3=sysmis M4=sysmis
59 1*2 3 => W=3.000 M1=1.667 M2=1.333 M3=1.732 M4=sysmis
60 1 1.00000001 => W=2.000 M1=1.000 M2=0.000 M3=sysmis M4=sysmis
61 1000001 1000002 1000003 1000004 => W=4.000 M1=1000002.500 M2=1.667 M3=0.000 M4=-1.200
63 if [ $? -ne 0 ] ; then no_result ; fi
65 cp $TEMPDIR/moments-list-1p $TEMPDIR/moments-list-2p
66 sed -ne 's/#.*//;/^[ ]*$/!p' >> $TEMPDIR/moments-list-2p <<'EOF'
67 # We used to have an example for which only the two-pass algorithm
68 # produced reasonable results, but the provisional means algorithm
69 # does better, so there aren't any extra tests here.
72 activity="create two-pass input file"
73 sed < $TEMPDIR/moments-list-2p >> $TEMPDIR/moments-2p.stat \
74 -e 's#^\(.*\) => \(.*\)$#DEBUG MOMENTS/\1.#'
75 if [ $? -ne 0 ] ; then no_result ; fi
77 activity="run two-pass program"
78 $SUPERVISOR $here/../src/pspp --testing-mode -o raw-ascii \
79 $TEMPDIR/moments-2p.stat >$TEMPDIR/moments-2p.err 2> $TEMPDIR/moments-2p.out
81 activity="compare two-pass output"
82 diff -B -b $TEMPDIR/moments-list-2p $TEMPDIR/moments-2p.out
83 if [ $? -ne 0 ] ; then fail ; fi
85 activity="create input file"
86 sed < $TEMPDIR/moments-list-1p >> $TEMPDIR/moments-1p.stat \
87 -e 's#^\(.*\) => \(.*\)$#DEBUG MOMENTS ONEPASS/\1.#'
88 if [ $? -ne 0 ] ; then no_result ; fi
90 activity="run one-pass program"
91 $SUPERVISOR $here/../src/pspp --testing-mode -o raw-ascii \
92 $TEMPDIR/moments-1p.stat >$TEMPDIR/moments-1p.err 2> $TEMPDIR/moments-1p.out
94 activity="compare one-pass output"
95 diff -B -b $TEMPDIR/moments-list-1p $TEMPDIR/moments-1p.out
96 if [ $? -ne 0 ] ; then fail ; fi