tests/coverage.sh

   1 #!/bin/sh
   2
   3 # This little script can be used in conjunction with gcov to see how well
   4 # the regression test suite is covering the PSPP code.
   5 #
   6 # To use it:
   7 #
   8 # make distclean
   9 # CFLAGS="-O0 -g -fprofile-arcs -ftest-coverage"
  10 # export CFLAGS
  11 # ./configure
  12 # make check
  13 # tests/coverage.sh
  14
  15 TEMPDIR=/tmp/pspp-cov-$$
  16 export TEMPDIR
  17
  18 mkdir -p $TEMPDIR
  19
  20 files=`find src -name '*.c'`
  21
  22 summary_file="$TEMPDIR/coverage.txt"
  23 export summary_file
  24
  25 rm -f $summary_file
  26
  27 for f in $files ; do
  28         dir=`dirname $f`
  29         gcov -p -l -n -o $dir $f  | grep -v '^Creat' >> $summary_file
  30 done
  31
  32 cat  > "$TEMPDIR/cov.sps" << EOF
  33 DATA LIST  FREE  FILE='$summary_file' /COVERAGE (PCT8) d1 (a2) lines *  d2 (a10) d3 (a10) d4 (a10) d5 (a10) file (a25).
  34
  35
  36 AGGREGATE OUTFILE=*
  37         /BREAK=file
  38         /COVERAGE=MIN(COVERAGE).
  39
  40 SORT CASES BY COVERAGE.
  41
  42 LIST /COVERAGE file.
  43
  44 FREQUENCIES /COVERAGE
  45   /HISTOGRAM
  46   /PERCENTILES=25,50,75,90.
  47
  48 EOF
  49
  50 src/pspp -o pspp.html $TEMPDIR/cov.sps
  51
  52 rm -rf $TEMPDIR