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# Library for simple test scripts
# Copyright (C) 2009, 2011-2012 Free Software Foundation, Inc.
#
# Copying and distribution of this file, with or without modification,
# in any medium, are permitted without royalty provided the copyright
# notice and this notice are preserved.
# FIXME: Requires a version of diff that understands "-u".
require_gnu_diff() {
case "`diff --version 2> /dev/null`" in
*GNU*)
;;
*)
echo "This test requires GNU diff" >&2
exit 77
esac
}
require() {
utility="$1"
if type require_${utility} > /dev/null 2> /dev/null; then
require_${utility}
elif ! type "${utility}" > /dev/null 2> /dev/null; then
echo "This test requires the ${utility} utility" >&2
exit 77
fi
}
have_ed() {
type ed >/dev/null 2>/dev/null
}
use_tmpdir() {
tmpdir=$abs_top_builddir/tests/tmp.$$
mkdir "$tmpdir" && cd "$tmpdir" || exit 2
}
use_local_patch() {
test -n "$PATCH" || PATCH=$abs_top_builddir/src/patch
eval 'patch() {
if test -n "$GDB" ; then
printf "\n\n" >&3
gdbserver localhost:53153 $PATCH "$@" 2>&3
else
$PATCH "$@"
fi
}'
}
clean_env() {
unset PATCH_GET POSIXLY_CORRECT QUOTING_STYLE SIMPLE_BACKUP_SUFFIX \
VERSION_CONTROL PATCH_VERSION_CONTROL GDB
}
if diff -u -L expected -L got /dev/null /dev/null 2> /dev/null; then
eval '_compare() {
diff -u -L expected -L got "$1" "$2"
}'
else
eval '_compare() {
echo "expected:"
cat "$1"
echo "got:"
cat "$2"
}'
fi
_check() {
_start_test "$@"
expected=`cat`
if got=`set +x; eval "$*" 3>&2 </dev/null 2>&1` && \
test "$expected" = "$got" ; then
echo "ok"
checks_succeeded="$checks_succeeded + 1"
else
echo "FAILED"
if test "$expected" != "$got" ; then
echo "$expected" > expected~
echo "$got" > got~
_compare expected~ got~
rm -f expected~ got~
fi
checks_failed="$checks_failed + 1"
fi
}
check() {
_check "$@"
}
ncheck() {
_check "$@" < /dev/null
}
cleanup() {
status=$?
checks_succeeded=`expr $checks_succeeded`
checks_failed=`expr $checks_failed`
checks_total=`expr $checks_succeeded + $checks_failed`
if test $checks_total -gt 0 ; then
if test $checks_failed -gt 0 && test $status -eq 0 ; then
status=1
fi
echo "$checks_total tests ($checks_succeeded passed," \
"$checks_failed failed)"
fi
if test -n "$tmpdir" ; then
chmod -R u+rwx "$tmpdir" 2>/dev/null
cd / && rm -rf "$tmpdir"
fi
exit $status
}
if ( eval 'test -n "${BASH_LINENO[0]}"' 2>/dev/null ); then
eval '
_start_test() {
printf "[${BASH_LINENO[2]}] %s -- " "$*"
}'
else
eval '
_start_test() {
printf "* %s -- " "$*"
}'
fi
# The seq utility is not universally available -- provide a replacement.
if ! type seq > /dev/null 2> /dev/null; then
seq() {(
case $# in
0) echo "seq: missing operand" >&2
return 1 ;;
1) set -- 1 1 $1 ;;
2) set -- $1 1 $2 ;;
3) ;;
*) echo "seq: extra operands" >&2
return 1 ;;
esac
i=$1
if test $2 -gt 0; then
op=-le
else
op=-ge
fi
while test $i $op $3; do
echo $i
i=`expr $i + $2`
done
)}
fi
require cat
clean_env
checks_succeeded=0
checks_failed=0
trap cleanup 0
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