tests/stats/percentiles-compatible.sh

   1 #! /bin/sh
   2
   3 # Tests calculation of percentiles with the
   4 # COMPATIBLE algorithm set.
   5
   6 TEMPDIR=/tmp/pspp-tst-$$
   7
   8 here=`pwd`;
   9
  10 # ensure that top_srcdir is absolute
  11 cd $top_srcdir; top_srcdir=`pwd`
  12
  13 STAT_CONFIG_PATH=$top_srcdir/config
  14 export STAT_CONFIG_PATH
  15
  16
  17 cleanup()
  18 {
  19      rm -rf $TEMPDIR
  20      :
  21 }
  22
  23
  24 fail()
  25 {
  26     echo $activity
  27     echo FAILED
  28     cleanup;
  29     exit 1;
  30 }
  31
  32
  33 no_result()
  34 {
  35     echo $activity
  36     echo NO RESULT;
  37     cleanup;
  38     exit 2;
  39 }
  40
  41 pass()
  42 {
  43     cleanup;
  44     exit 0;
  45 }
  46
  47 mkdir -p $TEMPDIR
  48
  49 cd $TEMPDIR
  50
  51
  52 i=1;
  53
  54 activity="create program $i"
  55 cat > $TEMPDIR/prog.sps <<EOF
  56 DATA LIST LIST notable /X * .
  57 BEGIN DATA.
  58 1
  59 2
  60 3
  61 4
  62 5
  63 END DATA.
  64
  65 FREQUENCIES
  66         VAR=x
  67         /ALGORITHM=COMPATIBLE
  68         /PERCENTILES = 0 25 50 75 100
  69
  70 EOF
  71 if [ $? -ne 0 ] ; then no_result; fi
  72
  73 activity="run program $i"
  74 $SUPERVISOR $here/../src/pspp -o raw-ascii $TEMPDIR/prog.sps
  75 if [ $? -ne 0 ] ; then no_result ; fi
  76
  77 activity="compare output $i"
  78 diff -B -b $TEMPDIR/pspp.list - <<EOF
  79 1.1 FREQUENCIES.  X:
  80 +-----------+--------+---------+--------+--------+--------+
  81 |           |        |         |        |  Valid |   Cum  |
  82 |Value Label|  Value |Frequency| Percent| Percent| Percent|
  83 #===========#========#=========#========#========#========#
  84 |           |    1.00|        1|    20.0|    20.0|    20.0|
  85 |           |    2.00|        1|    20.0|    20.0|    40.0|
  86 |           |    3.00|        1|    20.0|    20.0|    60.0|
  87 |           |    4.00|        1|    20.0|    20.0|    80.0|
  88 |           |    5.00|        1|    20.0|    20.0|   100.0|
  89 #===========#========#=========#========#========#========#
  90 |               Total|        5|   100.0|   100.0|        |
  91 +--------------------+---------+--------+--------+--------+
  92
  93 +-------------------+-----+
  94 |N           Valid  |    5|
  95 |            Missing|    0|
  96 |Mean               |3.000|
  97 |Std Dev            |1.581|
  98 |Minimum            |1.000|
  99 |Maximum            |5.000|
 100 |Percentiles 0      |1.000|
 101 |            25     |1.500|
 102 |            50     |3.000|
 103 |            75     |4.500|
 104 |            100    |5.000|
 105 +-------------------+-----+
 106 EOF
 107 if [ $? -ne 0 ] ; then fail ; fi
 108
 109 pass;