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#!/bin/sh
# SPDX-License-Identifier: GPL-2.0+
#
# Compares .out and .out.new files for each name on standard input,
# one full pathname per line. Outputs comparison results followed by
# a summary.
#
# sh cmplitmushist.sh
T=/tmp/cmplitmushist.sh.$$
trap 'rm -rf $T' 0
mkdir $T
# comparetest oldpath newpath
perfect=0
obsline=0
noobsline=0
obsresult=0
badcompare=0
comparetest () {
grep -v 'maxresident)k\|minor)pagefaults\|^Time' $1 > $T/oldout
grep -v 'maxresident)k\|minor)pagefaults\|^Time' $2 > $T/newout
if cmp -s $T/oldout $T/newout && grep -q '^Observation' $1
then
echo Exact output match: $2
perfect=`expr "$perfect" + 1`
return 0
fi
grep '^Observation' $1 > $T/oldout
grep '^Observation' $2 > $T/newout
if test -s $T/oldout -o -s $T/newout
then
if cmp -s $T/oldout $T/newout
then
echo Matching Observation result and counts: $2
obsline=`expr "$obsline" + 1`
return 0
fi
else
echo Missing Observation line "(e.g., herd7 timeout)": $2
noobsline=`expr "$noobsline" + 1`
return 0
fi
grep '^Observation' $1 | awk '{ print $3 }' > $T/oldout
grep '^Observation' $2 | awk '{ print $3 }' > $T/newout
if cmp -s $T/oldout $T/newout
then
echo Matching Observation Always/Sometimes/Never result: $2
obsresult=`expr "$obsresult" + 1`
return 0
fi
echo ' !!!' Result changed: $2
badcompare=`expr "$badcompare" + 1`
return 1
}
sed -e 's/^.*$/comparetest &.out &.out.new/' > $T/cmpscript
. $T/cmpscript > $T/cmpscript.out
cat $T/cmpscript.out
echo ' ---' Summary: 1>&2
grep '!!!' $T/cmpscript.out 1>&2
if test "$perfect" -ne 0
then
echo Exact output matches: $perfect 1>&2
fi
if test "$obsline" -ne 0
then
echo Matching Observation result and counts: $obsline 1>&2
fi
if test "$noobsline" -ne 0
then
echo Missing Observation line "(e.g., herd7 timeout)": $noobsline 1>&2
fi
if test "$obsresult" -ne 0
then
echo Matching Observation Always/Sometimes/Never result: $obsresult 1>&2
fi
if test "$badcompare" -ne 0
then
echo "!!!" Result changed: $badcompare 1>&2
exit 1
fi
exit 0