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|
#!/bin/sh
# $FreeBSD$
usage()
{
cat >&2 <<__EOF__
A harness for test cases in the DTrace test suite.
usage: $(basename $0) <testfile>
__EOF__
exit 1
}
gettag()
{
local tag
tag=$(basename $1)
tag=${tag#*.}
tag=${tag%%[a-z.]*}
echo $tag
}
runtest()
{
local dflags exe exstatus pid retval status
exstatus=0
retval=0
case $TFILE in
drp.DTRACEDROP_*.d|err.*.d|tst.*.d)
case $TFILE in
drp.DTRACEDROP_*.d)
dflags="-x droptags"
tag=$(gettag "$TFILE")
;;
err.D_*.d)
exstatus=1
dflags="-x errtags"
tag=$(gettag "$TFILE")
;;
err.*.d)
exstatus=1
;;
esac
exe=${TFILE%.*}.exe
if [ -f "$exe" -a -x "$exe" ]; then
./$exe &
pid=$!
dflags="$dflags ${pid}"
fi
dtrace -C -s "${TFILE}" $dflags >$STDOUT 2>$STDERR
status=$?
if [ $status -ne $exstatus ]; then
ERRMSG="dtrace exited with status ${status}, expected ${exstatus}"
retval=1
elif [ -n "${tag}" ] && ! grep -Fq " [${tag}] " ${STDERR}; then
ERRMSG="dtrace's error output did not contain expected tag ${tag}"
retval=1
fi
if [ -n "$pid" ]; then
kill -0 $pid >/dev/null 2>&1 && kill -9 $pid >/dev/null 2>&1
wait
fi
;;
err.*.ksh|tst.*.ksh)
expr "$TFILE" : 'err.*' >/dev/null && exstatus=1
tst=$TFILE ksh "$TFILE" /usr/sbin/dtrace >$STDOUT 2>$STDERR
status=$?
if [ $status -ne $exstatus ]; then
ERRMSG="script exited with status ${status}, expected ${exstatus}"
retval=1
fi
;;
*)
ERRMSG="unexpected test file name $TFILE"
retval=1
;;
esac
if [ $retval -eq 0 ] && \
head -n 1 $STDOUT | grep -q -E '^#!/.*ksh$'; then
ksh $STDOUT
retval=$?
fi
return $retval
}
[ $# -eq 1 ] || usage
readonly STDERR=$(mktemp)
readonly STDOUT=$(mktemp)
readonly TFILE=$(basename $1)
readonly EXOUT=${TFILE}.out
kldstat -q -m dtrace_test || kldload dtrace_test
cd $(dirname $1)
runtest
RESULT=$?
if [ $RESULT -eq 0 -a -f $EXOUT -a -r $EXOUT ] && \
! cmp $STDOUT $EXOUT >/dev/null 2>&1; then
ERRMSG="test output mismatch"
RESULT=1
fi
if [ $RESULT -ne 0 ]; then
echo "test $TFILE failed: $ERRMSG" >&2
if [ $(stat -f '%z' $STDOUT) -gt 0 ]; then
cat >&2 <<__EOF__
test stdout:
--
$(cat $STDOUT)
--
__EOF__
fi
if [ $(stat -f '%z' $STDERR) -gt 0 ]; then
cat >&2 <<__EOF__
test stderr:
--
$(cat $STDERR)
--
__EOF__
fi
fi
rm -f $STDERR $STDOUT
exit $RESULT
|
