diff options
Diffstat (limited to 'tests/du/2g')
-rwxr-xr-x | tests/du/2g | 93 |
1 files changed, 0 insertions, 93 deletions
diff --git a/tests/du/2g b/tests/du/2g deleted file mode 100755 index 5ed11e7..0000000 --- a/tests/du/2g +++ /dev/null @@ -1,93 +0,0 @@ -#!/bin/sh -# Ensure that du can handle a 2GB file (i.e., a file of size 2^31 bytes) -# Before coreutils-5.93, on systems with a signed, 32-bit stat.st_blocks -# one of du's computations would overflow. - -# Copyright (C) 2005, 2006 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 - du --version -fi - -. $srcdir/../envvar-check - -# Creating a 2GB file counts as `very expensive'. -. $srcdir/../very-expensive - -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 - -if test $framework_failure = 1; then - echo "$0: failure in testing framework" 1>&2 - (exit 1); exit 1 -fi - -fail=0 - -# Get number of free kilobytes on current partition, so we can -# skip this test if there is insufficient free space. - -# This technique relies on the fact that the `Available' kilobyte -# count is the number just before the one with a trailing `%'. -free_kb=`df -kP .|tail -1|sed 's/ [0-9][0-9]*%.*//;s/ *$//;s/.* //'` -case "$free_kb" in - [0-9]*) ;; - *) echo "invalid size from df: $free_kb" 1>&2; (exit 77); exit 77;; -esac - -# Require about 3GB free. -min_kb=3000000 -test $min_kb -lt $free_kb || -{ - echo "$0: skipping this test:" - echo "too little free space on current partition: $free_kb (need $min_kb KB)" \ - 1>&2; - (exit 77); exit 77 -} - -big=big -rm -f $big -test -t 1 || printf 'creating a 2GB file...\n' -for i in `seq 100`; do - # Note: 2147483648 == 2^31. Print floor(2^31/100) per iteration. - printf %21474836s x >> $big || fail=1 - # On the final iteration, append the remaining 48 bytes. - test $i = 100 && { printf %48s x >> $big || fail=1; } - test -t 1 && printf 'creating a 2GB file: %d%% complete\r' $i -done -echo - -du -k $big > out1 || fail=1 -rm -f $big -sed 's/^2[0-9][0-9][0-9][0-9][0-9][0-9] '$big'$/~2M/' out1 > out - -cat <<\EOF > exp || fail=1 -~2M -EOF - -cmp out exp || fail=1 -test $fail = 1 && diff out exp 2> /dev/null - -(exit $fail); exit $fail |