2 # make sure `sum -s' works for input whose sum of bytes is larger than 2^32
4 # Copyright (C) 2001, 2002, 2003, 2004, 2006 Free Software Foundation, Inc.
6 # This program is free software; you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation; either version 2 of the License, or
9 # (at your option) any later version.
11 # This program is distributed in the hope that it will be useful,
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 # GNU General Public License for more details.
16 # You should have received a copy of the GNU General Public License
17 # along with this program; if not, write to the Free Software
18 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
21 if test "$VERBOSE" = yes; then
26 $PERL -e 1 > /dev/null 2>&1 || {
27 echo 1>&2 "$0: configure didn't find a usable version of Perl," \
28 "so can't run this test"
32 # Avoid a problem when run in a UTF-8 locale.
33 # Otherwise, Perl would try to (and fail to) interpret
34 # each string below as a sequence of multi-byte characters.
40 trap 'status=$?; cd "$pwd" && rm -rf $tmp && exit $status' 0
41 trap '(exit $?); exit' 1 2 13 15
44 mkdir $tmp || framework_failure=1
45 cd $tmp || framework_failure=1
47 if test $framework_failure = 1; then
48 echo 'failure in testing framework' 1>&2
54 # FYI, 16843009 is floor (2^32 / 255).
56 # aka: perl -e 'print chr(255) x 16843009'
57 $PERL -e '$s = chr(255) x 65537; foreach (1..257) {print $s}' \
58 | sum -s > out || fail=1
63 test $fail = 1 && diff out exp 2> /dev/null
67 # aka: perl -e 'print chr(255) x 16843010'
68 $PERL -e '$s = chr(255) x 65537; foreach (1..257) {print $s}; print chr(255)' \
69 | sum -s > out || fail=1
74 test $fail = 1 && diff out exp 2> /dev/null
76 (exit $fail); exit $fail