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cde/src/cmd/ksh93/tests/shtests
Martijn Dekker 172becffea Some more accumulated minor tweaks and cleanups
Notable changes:

src/cmd/ksh93/include/fault.h:
- Get rid of the superflous sh pointer argument in the
  sh_pushcontext() and sh_popcontext() macros. (re: 2d3ec8b6)

src/cmd/ksh93/tests/io.sh:
- Tweak a process substitution test to allow up to a second for
  unused process substitution processes to disappear. On the Alpine
  Linux console (at least the musl libc version), this is needed to
  avoid a test failure as long as no GUI is active. As soon as you
  start X11, this phenomenon disappears, even on the console. Very
  strange, but also very probably not ksh's fault.

src/cmd/ksh93/tests/shtests:
- Instead of just SIGCONT and SIGPIPE, set all signals to default,
  just to be sure to avoid spurious test failures due to signals
  that were ignored on entry. (It made no difference to the
  aforementioned Alpine Linux test failure, so ignored signals had
  nothing to do with that -- but still a good idea.)

.github/workflows/ci.yml:
- On the GitHub CI runs, when testing with SHOPTs disabled, disable
  SHOPT_SPAWN as well, which tests that everything still works
  correctly with the regular fork(2) method.

COPYRIGHT:
- Remove duplicate of BSD license.
2022-01-25 16:13:15 +00:00

474 lines
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Executable file

: ksh regression test harness :
command=shtests
setslocale='*@(locale).sh'
timesensitive='*@(options|sigchld|subshell).sh'
valgrindflags='--xml=yes --log-file=/dev/null --track-origins=yes --read-var-info=yes'
USAGE=$'
[-s8?
@(#)$Id: shtests (ksh 93u+m) 2021-12-28 $
]
[-author?David Korn <dgk@research.att.com>]
[-author?Glenn Fowler <gsf@research.att.com>]
[-copyright?(c) 2000-2012 AT&T Intellectual Property]
[-copyright?(c) 2020-2021 Contributors to https://github.com/ksh93/ksh]
[-license?http://www.eclipse.org/org/documents/epl-v10.html]
[+NAME?shtests - ksh regression test harness]
[+DESCRIPTION?\bshtests\b is the \bksh\b(1) regression test harness for
\b$SHELL\b or \bksh\b if \bSHELL\b is not defined and exported. If
none of the \b--posix\b \b--utf8\b \b--compile\b options are specified then
all three are enabled for most tests, whereas only \b--posix\b \b--utf8\b
are enabled for the \bpty\b tests for the interactive shell.]
[+INPUT FILES?\bshtests\b regression test files are shell scripts that
run in an environment controlled by \bshtests\b. An identification
message is printed before and after each test on the standard output.
The default environment settings are:]
{
[+unset LANG]
[+unset LC_ALL]
[+LC_NUMERIC=C?\b.\b radix point assumed by all test scripts.]
[+VMALLOC_OPTIONS=abort?\bvmalloc\b(1) arena checking enabled
with \babort(2)\b on error.]
}
[c:compile?Run test scripts using \bshcomp\b(1).]
[d:debug?Enable \bshtests\b execution trace.]
[k:keep?Keep temporary files after test run; shtests will report the location.]
[l:locale?Disable \b--utf8\b and run the \b--posix\b and \b--compile\b
tests, if enabled, in the locale of the caller. However, for locales
where \b.\b is not the radix point, \bLC_NUMERIC\b is set to \bC\b
to avoid invalid regressions.]
[p:posix?Run the test scripts in the posix/C locale.]
[t!:time?Include the current date/time in the test identification
messages.]
[u:utf8?Run the test scripts in the ast-specific C.UTF-8 locale.]
[v!:vmalloc_options?Run tests with \bVMALLOC_OPTIONS=abort\b. Test
script names matching \b'$timesensitive$'\b are run with
\bVMALLOC_OPTIONS\b unset.]
[V:valgrind?Set \b--novmalloc_options\b and run the test scripts with
\bvalgrind\b(1) on \bksh\b. If \b$SHELL-g\b exists and is executable,
then it is used instead of \b$SHELL\b.]
[x:trace?Enable script execution trace.]
[ test.sh ... ] [ name=value ... ]
[+SEE ALSO?\bksh\b(1), \bregress\b(1), \brt\b(1)]
'
function usage
{
OPTIND=0
getopts -a $command "$USAGE" OPT '--??long'
exit 2
}
function valxml
{
typeset state=INIT data dir file fn line what
integer errors=0
#print === $1 ===; cat $1; print === ===
while read data
do case $state in
INIT) case $data in
'<error>')
state=ERROR
;;
esac
;;
ERROR) case $data in
'<kind>'Leak*'</kind>')
state=SKIP
;;
'<kind>'*'</kind>')
state=KEEP
what=UNKNOWN
;;
esac
;;
FRAME) case $data in
'<dir>'*'</dir>')
dir=${data#'<dir>'}
dir=${dir%'</dir>'}
;;
'<file>'*'</file>')
file=${data#'<file>'}
file=${file%'</file>'}
;;
'<fn>'*'</fn>')
fn=${data#'<fn>'}
fn=${fn%'</fn>'}
;;
'<line>'*'</line>')
line=${data#'<line>'}
line=${line%'</line>'}
;;
'</frame>')
[[ $dir ]] && dir+=/
dir+=$file
[[ $dir ]] && dir+=:
[[ $line ]] && dir+=$line:
[[ $fn ]] && dir+=$fn
[[ $dir ]] && echo $'\t '$dir
state=KEEP
;;
esac
;;
KEEP) case $data in
'<auxwhat>'*'</auxwhat>')
what=${data#'<auxwhat>'}
what=${what%'</auxwhat>'}
echo $'\t'"$what"
;;
'<frame>')
state=FRAME
dir=
file=
fn=
line=
;;
'<what>Syscall param mount(type) points to unaddressable byte(s)</what>')
state=SKIP
;;
'<what>'*'</what>')
(( errors++ ))
what=${data#'<what>'}
what=${what%'</what>'}
echo $'\n\t'"$what"
;;
'<xwhat>')
state=WHAT
;;
'</error>')
state=INIT
;;
esac
;;
SKIP) case $data in
'</error>')
state=INIT
;;
esac
;;
WHAT) case $data in
'<text>'*'</text>')
(( errors++ ))
what=${data#'<text>'}
what=${what%'</text>'}
echo $'\n\t'"$what"
;;
'</xwhat>')
state=KEEP
;;
esac
;;
esac
done < "$1"
(( errors )) && echo
return $errors
}
command set +o posix 2>/dev/null
unset DISPLAY FIGNORE HISTFILE POSIXLY_CORRECT _AST_FEATURES
export ENV=/./dev/null SHTESTS_COMMON=$PWD/_common
trap + $(kill -l) # unadvertised -- set all signals to SIG_DFL
integer compile=-1 posix=-1 utf8=-1
integer debug=0 keep=0 locale=0 time=1
typeset vmalloc_options=abort trace= valgrind=
vmalloc_options= #XXX# until multi-region vmalloc trace fixed #XXX#
while getopts -a $command "$USAGE" OPT
do case $OPT in
c) if (( $OPTARG ))
then compile=2
else compile=0
fi
;;
d) debug=$OPTARG
;;
k) keep=$OPTARG
;;
l) locale=$OPTARG
;;
p) posix=$OPTARG
;;
t) time=$OPTARG
;;
u) utf8=$OPTARG
;;
v) if (( OPTARG ))
then vmalloc_options=abort
else vmalloc_options=
fi
;;
V) valgrind="${VALGRIND:-valgrind} ${VALGRINDFLAGS:-$valgrindflags}"
vmalloc_options=
;;
x) trace=-x
;;
*) usage
;;
esac
done
shift $OPTIND-1
if (( debug )) || [[ $trace ]]
then export PS4='+ [${SECONDS:+${SECONDS%????}s|}${.sh.pid:+P${.sh.pid},}${.sh.subshell:+S${.sh.subshell},}${.sh.file:+${.sh.file#${.sh.file%/*/*}/},}${.sh.fun:+${.sh.fun},}${LINENO:+L$LINENO,}e$?] '
typeset -F SECONDS # show fractional seconds in xtrace output
if (( debug ))
then set -x
fi
fi
while [[ $1 == *=* ]]
do eval export "$1"
shift
done
if (( compile <= 0 && posix <= 0 && utf8 <= 0 ))
then (( compile )) && compile=1
(( posix )) && posix=1
(( utf8 )) && utf8=1
fi
(( compile < 0 )) && compile=0
(( posix < 0 )) && posix=0
(( utf8 < 0 )) && utf8=0
if (( locale ))
then utf8=0
if [[ $LC_ALL ]]
then export LANG=$LC_ALL
unset ${!LC_*}
fi
if ! let 1.0 2>/dev/null
then export LC_NUMERIC=C
fi
else unset LANG ${!LC_*}
fi
if [[ $VMALLOC_OPTIONS ]]
then vmalloc_options=$VMALLOC_OPTIONS
else VMALLOC_OPTIONS=$vmalloc_options
fi
[[ $VMALLOC_OPTIONS ]] || timesensitive=.
export PATH PWD SHCOMP SHELL VMALLOC_OPTIONS
PWD=$(pwd)
SHELL=${SHELL-ksh}
case $0 in
/*) d=$(dirname $0);;
*/*) d=$PWD/$(dirname $0);;
*) d=$PWD;;
esac
case $SHELL in
/*) ;;
*/*) SHELL=$d/$SHELL;;
*) SHELL=$(whence $SHELL);;
esac
PATH=$(
builtin getconf 2>/dev/null || PATH=/run/current-system/sw/bin:/usr/xpg7/bin:/usr/xpg6/bin:/usr/xpg4/bin:/bin:/usr/bin:$PATH
getconf PATH 2>/dev/null
) || PATH=/bin:/usr/bin
if [[ -d /usr/ucb ]]
then PATH=$PATH:/usr/ucb
fi
PATH=$PATH:$d
if [[ $INSTALLROOT && -r $INSTALLROOT/bin/.paths ]]
then PATH=$INSTALLROOT/bin:$PATH
fi
if [[ ${SHELL%/*} != $INSTALLROOT/bin ]]
then PATH=${SHELL%/*}:$PATH
fi
if [[ ! $SHCOMP ]]
then s=${SHELL:##*sh}
s=${SHELL:%/*}/shcomp$s
if [[ -x $s ]]
then SHCOMP=$s
elif [[ -x ${s%-g} ]]
then SHCOMP=${s%-g}
else SHCOMP=shcomp
fi
fi
tmp=$(
d=${TMPDIR:-/tmp}/ksh93.shtests.$$.${RANDOM:-0}
mkdir -m700 -- "$d" && CDPATH= cd -P -- "$d" && pwd
) || {
echo 'mkdir failed' >&2
exit 1
}
if (( keep ))
then trap 'printf "\nTemporary files left in: %s\n" "$tmp"' EXIT
else trap 'cd / && rm -rf "$tmp"' EXIT
fi
# for interactive shell ('ksh -i') tests: avoid affecting ~/.sh_history
# (some tests must unset or modify $HISTFILE, so set $HOME instead)
export HOME=$tmp
# make the SHOPT_* macros available to the tests as environment variables
SHOPT()
{
[[ $1 == *=* ]] && eval "export SHOPT_${ printf %q "${1%%=*}"; }=${ printf %q "${1#*=}"; }"
}
. "${SHOPTFILE:-../SHOPT.sh}"
unset -f SHOPT
if (( !SHOPT_MULTIBYTE && utf8 && !posix && !compile ))
then echo "The -u/--utf8 option is unavailable as SHOPT_MULTIBYTE is turned off in ${SHOPTFILE:-SHOPT.sh}." >&2
exit 1
fi
if (( compile ))
then if whence $SHCOMP > /dev/null
then :
elif (( compile > 1 ))
then echo $0: --compile: $SHCOMP not found >&2
exit 1
else compile=0
fi
fi
if [[ $valgrind ]]
then if [[ -x $SHELL-g ]]
then SHELL=$SHELL-g
fi
valxml=$tmp/valgrind.xml
valgrind+=" --xml-file=$valxml"
fi
typeset -A tests
typeset -i total_e=0
for i in ${*-*.sh}
do [[ $i == *.sh ]] || i+='.sh'
if [[ ! -r $i ]]
then echo $0: $i: not found >&2
(( ++total_e ))
continue
fi
t=$( case $i in
glob.sh) grep -c '^[[:blank:]]*test_[a-z]\{3,\}' $i ;;
leaks.sh) grep -c ^TEST $i ;;
pty.sh) grep -c 'tst ' $i ;;
*) grep -c err_exit $i ;;
esac )
tests[$i]=$t
T=test
if (( t != 1 ))
then T=${T}s
fi
u=${i##*/}
u=${u%.sh}
if [[ $i == $timesensitive ]]
then VMALLOC_OPTIONS=
fi
if (( posix || utf8 ))
then locales=
(( posix )) && locales+=" ${LANG:-C}"
[[ $utf8 == 0 || $i == $setslocale ]] || ((!SHOPT_MULTIBYTE)) || locales+=" C.UTF-8"
for lang in $locales
do o=$u
tmp_s=$tmp/$u.$lang
mkdir -m700 "$tmp_s" || exit
cd "$tmp_s" || exit
if [[ $lang == C ]]
then lang=
else o="$o($lang)"
lang=LANG=$lang
fi
echo test $o begins ${time:+"at $(date +%Y-%m-%d+%H:%M:%S)"}
(
export ${lang:+"$lang"} "tmp=$tmp_s"
$valgrind $SHELL $trace "$OLDPWD/$i"
)
e=$?
cd "$OLDPWD" || exit
if (( !keep ))
then rm -rf "$tmp_s"
fi
if [[ $valgrind ]]
then valxml $valxml
(( e += $? ))
fi
if (( e > 128 && ++total_e ))
then E="(killed by SIG$(kill -l "$e"))" # report signal if test crashes
elif (( e == 1 && ++total_e ))
then E="1 error"
else E="$e errors"
(( total_e += e ))
fi
if (( e == 0 ))
then echo test $o passed ${time:+"at $(date +%Y-%m-%d+%H:%M:%S)"} "[ $t $T $E ]"
else echo test $o failed ${time:+"at $(date +%Y-%m-%d+%H:%M:%S)"} with exit code $e "[ $t $T $E ]"
fi
case $E in
*INT\)) kill -s INT $$ ;; # if test was ^C'd, don't keep going but pass down SIGINT
esac
done
fi
# Skip pty tests for shcomp, unless -c was explicitly specified (compile==2)
if [[ compile -gt 0 && ! ($u == pty && compile -lt 2) ]]
then c=$tmp/shcomp-$u.ksh
o="$u(shcomp)"
echo test $o begins ${time:+"at $(date +%Y-%m-%d+%H:%M:%S)"}
tmp_s=$tmp/$u.shcomp
mkdir -m700 "$tmp_s" || exit
# Must define aliases from _common in script itself so they are expanded at compile time.
# Replace the first few lines with those to avoid affecting $LINENO; they are comments anyway.
num_alias=$(grep -c '^alias [[:alnum:]_]\{2,\}=' _common)
{ grep '^alias [[:alnum:]_]\{2,\}=' _common; sed "1,$num_alias d" "$i"; } >$c.orig
cd "$tmp_s" || exit
if "$SHCOMP" "$c.orig" > $c
then if tmp=$tmp_s $valgrind $SHELL $trace $c
then echo test $o passed ${time:+"at $(date +%Y-%m-%d+%H:%M:%S)"} "[ $t $T 0 errors ]"
else e=$?
if (( e > 128 && ++total_e ))
then E="(killed by SIG$(kill -l "$e"))" # report signal if test crashes
elif (( e == 1 && ++total_e ))
then E="1 error"
else E="$e errors"
(( total_e += e ))
fi
echo test $o failed ${time:+"at $(date +%Y-%m-%d+%H:%M:%S)"} with exit code $e "[ $t $T $E ]"
case $E in
*INT\)) kill -s INT $$ ;; # if test was ^C'd, don't keep going but pass down SIGINT
esac
fi
else e=$?
(( ++total_e ))
echo test $o failed to compile ${time:+"at $(date +%Y-%m-%d+%H:%M:%S)"} with exit code $e "[ 1 test 1 error ]"
fi
cd "$OLDPWD" || exit
if (( !keep ))
then rm -rf "$tmp_s" "$c"
fi
if [[ $i == $timesensitive ]]
then VMALLOC_OPTIONS=$vmalloc_options
fi
fi
done
print "Total errors: $total_e"
# This test harness should continue to work with old and buggy versions of ksh93, so check
# if we have the 'times' builtin and can use process substitution with output redirection.
# See: https://github.com/ksh93/ksh/commit/65d363fd
# https://github.com/ksh93/ksh/issues/2
if ( ulimit -t unlimited 2> /dev/null # fork to circumvent old ksh bugs
unalias times
PATH=/dev/null whence -q times || exit
cd "$tmp" || exit
echo ok > >(cat > procsubst_test)
wait
[[ $(< procsubst_test) == ok ]]
) 2>/dev/null
then # Transforming 'times' output requires a process substitution.
# A regular 'times | ...' pipeline would cause 'times' to be
# run in a subshell, which would reset all the times to zero.
times > >(
t[0]='CPU time' t[1]='user:' t[2]='system:'
t[3]='main:'; read t[4] t[5]
t[6]='tests:'; read t[7] t[8]
printf '%-8s%12s %12s\n' "${t[@]}"
)
wait "$!" # process substitutions are executed asynchronously
else # No pretty-printing.
times
fi
exit $((total_e > 125 ? 125 : total_e))