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# $FreeBSD: releng/12.1/bin/sh/tests/builtins/trap2.0 194517 2009-06-19 22:15:59Z jilles $
# This is really a test for outqstr(), which is readily accessible via trap.
runtest()
{
teststring=$1
trap -- "$teststring" USR1
traps=$(trap)
if [ "$teststring" != "-" ] && [ -z "$traps" ]; then
# One possible reading of POSIX requires the above to return an
# empty string because backquote commands are executed in a
# subshell and subshells shall reset traps. However, an example
# in the normative description of the trap builtin shows the
# same usage as here, it is useful and our /bin/sh allows it.
echo '$(trap) is broken'
exit 1
fi
trap - USR1
eval "$traps"
traps2=$(trap)
if [ "$traps" != "$traps2" ]; then
echo "Mismatch for '$teststring'"
exit 1
fi
}
runtest 'echo'
runtest 'echo hi'
runtest "'echo' 'hi'"
runtest '"echo" $PATH'
runtest '\echo "$PATH"'
runtest ' 0'
runtest '0 '
runtest ' 1'
runtest '1 '
i=1
while [ $i -le 127 ]; do
c=$(printf \\"$(printf %o $i)")
if [ $i -lt 48 ] || [ $i -gt 57 ]; then
runtest "$c"
fi
runtest " $c$c"
runtest "a$c"
i=$((i+1))
done
IFS=,
runtest ' '
runtest ','
unset IFS
runtest ' '
exit 0
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