tests/command/trimmed-mean.sh

   1 #!/bin/sh
   2
   3 # This program tests  the Trimmed Mean calculation, in the case
   4 # where the data is weighted towards the centre
   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 LANG=C
  22 export LANG
  23
  24
  25 cleanup()
  26 {
  27      cd /
  28      rm -rf $TEMPDIR
  29 }
  30
  31
  32 fail()
  33 {
  34     echo $activity
  35     echo FAILED
  36     cleanup;
  37     exit 1;
  38 }
  39
  40
  41 no_result()
  42 {
  43     echo $activity
  44     echo NO RESULT;
  45     cleanup;
  46     exit 2;
  47 }
  48
  49 pass()
  50 {
  51     cleanup;
  52     exit 0;
  53 }
  54
  55 mkdir -p $TEMPDIR
  56
  57 cd $TEMPDIR
  58
  59
  60 activity="create program"
  61 cat > $TESTFILE <<EOF
  62 DATA LIST LIST /X * C *.
  63 BEGIN DATA.
  64 1 1
  65 2 49
  66 3 2
  67 END DATA.
  68
  69 WEIGHT BY c.
  70
  71 EXAMINE
  72         x
  73         /STATISTICS=DESCRIPTIVES
  74         .
  75 EOF
  76 if [ $? -ne 0 ] ; then no_result ; fi
  77
  78
  79 activity="run program"
  80 $SUPERVISOR $PSPP -o raw-ascii $TESTFILE
  81 if [ $? -ne 0 ] ; then no_result ; fi
  82
  83
  84 activity="compare results"
  85 perl -pi -e 's/^\s*$//g' $TEMPDIR/pspp.list
  86 diff -b  $TEMPDIR/pspp.list - << EOF
  87 1.1 DATA LIST.  Reading free-form data from INLINE.
  88 +--------+------+
  89 |Variable|Format|
  90 #========#======#
  91 |X       |F8.0  |
  92 |C       |F8.0  |
  93 +--------+------+
  94 2.1 EXAMINE.  Case Processing Summary
  95 #=#===============================#
  96 # #             Cases             #
  97 # #----------+---------+----------#
  98 # #   Valid  | Missing |   Total  #
  99 # #--+-------+-+-------+--+-------#
 100 # # N|Percent|N|Percent| N|Percent#
 101 #=#==#=======#=#=======#==#=======#
 102 #X#52|   100%|0|     0%|52|   100%#
 103 #=#==#=======#=#=======#==#=======#
 104 2.2 EXAMINE.  Descriptives
 105 #==============================================#=========#==========#
 106 #                                              #Statistic|Std. Error#
 107 #==============================================#=========#==========#
 108 #X Mean                                        #   2.02  |   .034   #
 109 #  95% Confidence Interval for Mean Lower Bound#  1.952  |          #
 110 #                                   Upper Bound#  2.087  |          #
 111 #  5% Trimmed Mean                             #   2.00  |          #
 112 #  Median                                      #   2.00  |          #
 113 #  Variance                                    #   .058  |          #
 114 #  Std. Deviation                              #   .242  |          #
 115 #  Minimum                                     #  1.000  |          #
 116 #  Maximum                                     #  3.000  |          #
 117 #  Range                                       #  2.000  |          #
 118 #  Interquartile Range                         #   .00   |          #
 119 #  Skewness                                    #  1.194  |   .330   #
 120 #  Kurtosis                                    #  15.732 |   .650   #
 121 #==============================================#=========#==========#
 122 EOF
 123 if [ $? -ne 0 ] ; then fail ; fi
 124
 125 pass