1# $NetBSD: t_sizes.sh,v 1.4 2010/06/04 08:39:40 jmmv Exp $ 2# 3# Copyright (c) 2005, 2006, 2007, 2008 The NetBSD Foundation, Inc. 4# All rights reserved. 5# 6# Redistribution and use in source and binary forms, with or without 7# modification, are permitted provided that the following conditions 8# are met: 9# 1. Redistributions of source code must retain the above copyright 10# notice, this list of conditions and the following disclaimer. 11# 2. Redistributions in binary form must reproduce the above copyright 12# notice, this list of conditions and the following disclaimer in the 13# documentation and/or other materials provided with the distribution. 14# 15# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 16# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 17# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 18# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 19# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 20# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 21# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 22# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 23# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 24# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 25# POSSIBILITY OF SUCH DAMAGE. 26# 27 28# 29# Verifies that the file system controls memory usage correctly. 30# 31 32atf_test_case small 33small_head() { 34 atf_set "descr" "Checks the status after creating a small file" 35 atf_set "require.user" "root" 36 atf_set "use.fs" "true" 37} 38small_body() { 39 test_mount -o -s10M 40 41 echo a >a || atf_fail "Could not create file" 42 eval $($(atf_get_srcdir)/h_tools statvfs .) 43 f_bused=$((${f_blocks} - ${f_bfree})) 44 [ ${f_bused} -gt 1 ] || atf_fail "Incorrect bused count" 45 atf_check -s eq:0 -o empty -e empty rm a 46 47 test_unmount 48} 49 50atf_test_case big 51big_head() { 52 atf_set "descr" "Checks the status after creating a big file" 53 atf_set "require.user" "root" 54 atf_set "use.fs" "true" 55} 56big_body() { 57 test_mount -o -s10M 58 59 pagesize=$(sysctl hw.pagesize | cut -d ' ' -f 3) 60 eval $($(atf_get_srcdir)/h_tools statvfs . | sed -e 's|^f_|cf_|') 61 cf_bused=$((${cf_blocks} - ${cf_bfree})) 62 63 atf_check -s eq:0 -o ignore -e ignore \ 64 dd if=/dev/zero of=a bs=1m count=5 65 eval $($(atf_get_srcdir)/h_tools statvfs .) 66 f_bused=$((${f_blocks} - ${f_bfree})) 67 [ ${f_bused} -ne ${cf_bused} ] || atf_fail "bused did not change" 68 [ ${f_bused} -gt $((5 * 1024 * 1024 / ${pagesize})) ] || \ 69 atf_fail "bused too big" 70 of_bused=${f_bused} 71 atf_check -s eq:0 -o empty -e empty rm a 72 eval $($(atf_get_srcdir)/h_tools statvfs .) 73 f_bused=$((${f_blocks} - ${f_bfree})) 74 [ ${f_bused} -lt ${of_bused} ] || \ 75 atf_fail "bused was not correctly restored" 76 77 test_unmount 78} 79 80atf_test_case overflow 81overflow_head() { 82 atf_set "descr" "Checks the status after creating a big file that" \ 83 "overflows the file system limits" 84 atf_set "require.user" "root" 85 atf_set "use.fs" "true" 86} 87overflow_body() { 88 test_mount -o -s10M 89 90 atf_check -s eq:0 -o empty -e empty touch a 91 atf_check -s eq:0 -o empty -e empty rm a 92 eval $($(atf_get_srcdir)/h_tools statvfs .) 93 of_bused=$((${f_blocks} - ${f_bfree})) 94 atf_check -s eq:1 -o ignore -e ignore \ 95 dd if=/dev/zero of=a bs=1m count=15 96 atf_check -s eq:0 -o empty -e empty rm a 97 eval $($(atf_get_srcdir)/h_tools statvfs .) 98 f_bused=$((${f_blocks} - ${f_bfree})) 99 [ ${f_bused} -ge ${of_bused} -a ${f_bused} -le $((${of_bused} + 1)) ] \ 100 || atf_fail "Incorrect bused" 101 102 test_unmount 103} 104 105atf_test_case overwrite 106overwrite_head() { 107 atf_set "descr" "Checks that writing to the middle of a file" \ 108 "does not change its size" 109 atf_set "require.user" "root" 110 atf_set "use.fs" "true" 111} 112overwrite_body() { 113 test_mount -o -s10M 114 115 atf_check -s eq:0 -o ignore -e ignore \ 116 dd if=/dev/zero of=a bs=1024 count=10 117 sync 118 atf_check -s eq:0 -o ignore -e ignore \ 119 dd if=/dev/zero of=a bs=1024 conv=notrunc seek=1 count=1 120 sync 121 eval $(stat -s a) 122 [ ${st_size} -eq 10240 ] || atf_fail "Incorrect file size" 123 124 test_unmount 125} 126 127atf_init_test_cases() { 128 . $(atf_get_srcdir)/../h_funcs.subr 129 . $(atf_get_srcdir)/h_funcs.subr 130 131 atf_add_test_case small 132 atf_add_test_case big 133 atf_add_test_case overflow 134 atf_add_test_case overwrite 135} 136