tests/command/t-test-1-indep-val.sh

   1 #!/bin/sh
   2
   3 # This program tests that the T-TEST /GROUPS command works properly
   4 # when a single value in the independent variable is given.
   5
   6 TEMPDIR=/tmp/pspp-tst-$$
   7 TESTFILE=$TEMPDIR/`basename $0`.sps
   8
   9 # ensure that top_builddir  are absolute
  10 if [ -z "$top_builddir" ] ; then top_builddir=. ; fi
  11 if [ -z "$top_srcdir" ] ; then top_srcdir=. ; fi
  12 top_builddir=`cd $top_builddir; pwd`
  13 PSPP=$top_builddir/src/ui/terminal/pspp
  14
  15 # ensure that top_srcdir is absolute
  16 top_srcdir=`cd $top_srcdir; pwd`
  17
  18 STAT_CONFIG_PATH=$top_srcdir/config
  19 export STAT_CONFIG_PATH
  20
  21
  22 cleanup()
  23 {
  24      if [ x"$PSPP_TEST_NO_CLEANUP" != x ] ; then
  25         echo "NOT cleaning $TEMPDIR"
  26         return ;
  27      fi
  28      cd /
  29      rm -rf $TEMPDIR
  30 }
  31
  32
  33 fail()
  34 {
  35     echo $activity
  36     echo FAILED
  37     cleanup;
  38     exit 1;
  39 }
  40
  41
  42 no_result()
  43 {
  44     echo $activity
  45     echo NO RESULT;
  46     cleanup;
  47     exit 2;
  48 }
  49
  50 pass()
  51 {
  52     cleanup;
  53     exit 0;
  54 }
  55
  56 mkdir -p $TEMPDIR
  57
  58 cd $TEMPDIR
  59
  60 activity="create program"
  61 cat > $TESTFILE <<EOF
  62 data list list /INDEP * DEP *.
  63 begin data.
  64        1        6
  65        1        6
  66        1        7
  67        1        6
  68        1       13
  69        1        4
  70        1        7
  71        1        9
  72        1        7
  73        1       12
  74        1       11
  75        2       11
  76        2        9
  77        2        8
  78        2        4
  79        2       16
  80        2        9
  81        2        9
  82        2        5
  83        2        4
  84        2       10
  85        2       14
  86 end data.
  87 t-test /groups=indep(1.514) /var=dep.
  88 EOF
  89 if [ $? -ne 0 ] ; then no_result ; fi
  90
  91
  92 activity="run program"
  93 $SUPERVISOR $PSPP --testing-mode $TESTFILE
  94 if [ $? -ne 0 ] ; then no_result ; fi
  95
  96
  97 activity="compare output"
  98 diff -c $TEMPDIR/pspp.csv - <<EOF
  99 Table: Reading free-form data from INLINE.
 100 Variable,Format
 101 INDEP,F8.0
 102 DEP,F8.0
 103
 104 Table: Group Statistics
 105 ,INDEP,N,Mean,Std. Deviation,S.E. Mean
 106 DEP,>=1.514,11,9.00,3.82,1.15
 107 ,<1.514,11,8.00,2.86,.86
 108
 109 Table: Independent Samples Test
 110 ,,Levene's Test for Equality of Variances,,t-test for Equality of Means,,,,,,
 111 ,,,,,,,,,95% Confidence Interval of the Difference,
 112 ,,F,Sig.,t,df,Sig. (2-tailed),Mean Difference,Std. Error Difference,Lower,Upper
 113 DEP,Equal variances assumed,.17,.68,-.69,20.00,.50,-1.00,1.44,-4.00,2.00
 114 ,Equal variances not assumed,,,-.69,18.54,.50,-1.00,1.44,-4.02,2.02
 115 EOF
 116 if [ $? -ne 0 ] ; then fail ; fi
 117
 118
 119 pass