diff options
Diffstat (limited to 'tests/misc/shuf')
-rwxr-xr-x | tests/misc/shuf | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/tests/misc/shuf b/tests/misc/shuf deleted file mode 100755 index a2d5891..0000000 --- a/tests/misc/shuf +++ /dev/null @@ -1,68 +0,0 @@ -#!/bin/sh -# Ensure that shuf randomizes its input. - -# Copyright (C) 2006, 2007 Free Software Foundation, Inc. - -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2 of the License, or -# (at your option) any later version. - -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. - -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA -# 02110-1301, USA. - -if test "$VERBOSE" = yes; then - set -x - shuf --version -fi - -pwd=`pwd` -t0=`echo "$0"|sed 's,.*/,,'`.tmp; tmp=$t0/$$ -trap 'status=$?; cd "$pwd" && chmod -R u+rwx $t0 && rm -rf $t0 && exit $status' 0 -trap '(exit $?); exit $?' 1 2 13 15 - -framework_failure=0 -mkdir -p $tmp || framework_failure=1 -cd $tmp || framework_failure=1 -seq 100 > in || framework_failure=1 - -if test $framework_failure = 1; then - echo "$0: failure in testing framework" 1>&2 - (exit 1); exit 1 -fi - -fail=0 - -shuf in >out || fail=1 - -# Fail if the input is the same as the output. -# This is a probabilistic test :-) -# However, the odds of failure are very low: 1 in 100! (~ 1 in 10^158) -cmp in out > /dev/null && { fail=1; echo "not random?" 1>&2; } - -# Fail if the sorted output is not the same as the input. -sort -n out > out1 -cmp in out1 || { fail=1; echo "not a permutation" 1>&2; } - -# Exercise shuf's -i option. -shuf -i 1-100 > out || fail=1 -cmp in out > /dev/null && { fail=1; echo "not random?" 1>&2; } -sort -n out > out1 -cmp in out1 || { fail=1; echo "not a permutation" 1>&2; } - -# Exercise shuf's -e option. -t=`shuf -e a b c d e | sort | fmt` -test "$t" = 'a b c d e' || { fail=1; echo "not a permutation" 1>&2; } - -# Before coreutils-6.3, this would infloop. -# "seq 1860" produces 8193 (8K + 1) bytes of output. -seq 1860 | shuf > /dev/null || fail=1 - -(exit $fail); exit $fail |