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