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92 lines
3.2 KiB
Bash
92 lines
3.2 KiB
Bash
#!/bin/sh
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#
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# $NetBSD: t_sizes,v 1.6 2007/03/11 10:09:17 pooka Exp $
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#
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# Copyright (c) 2005, 2006 The NetBSD Foundation, Inc.
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# All rights reserved.
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#
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# This code is derived from software contributed to The NetBSD Foundation
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# by Julio M. Merino Vidal, developed as part of Google's Summer of Code
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# 2005 program.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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#
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#
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# Verifies that the file system controls memory usage correctly.
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#
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test_run() {
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test_mount -o size=10485760
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pagesize=$(sysctl hw.pagesize | cut -d ' ' -f 2)
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test_name "Get status of clean filesystem"
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eval $(${Src_Dir}/h_tools statvfs . | sed -e 's|^f_|cf_|')
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cf_bused=$((${cf_blocks} - ${cf_bfree}))
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test_name "Creation of small file"
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echo a >a || die
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test_name "statvfs(2) reports correct block accounting"
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eval $(${Src_Dir}/h_tools statvfs .)
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f_bused=$((${f_blocks} - ${f_bfree}))
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[ ${f_bused} -gt 1 ] || die
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rm a || die
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test_name "Creation of big file"
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dd if=/dev/zero of=a bs=1m count=5 >/dev/null 2>&1 || die
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test_name "statvfs(2) reports correct block accounting"
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eval $(${Src_Dir}/h_tools statvfs .)
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f_bused=$((${f_blocks} - ${f_bfree}))
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[ ${f_bused} -ne ${cf_bused} ] || die
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[ ${f_bused} -gt $((5 * 1024 * 1024 / ${pagesize})) ] || die
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of_bused=${f_bused}
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rm a || die
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eval $(${Src_Dir}/h_tools statvfs .)
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f_bused=$((${f_blocks} - ${f_bfree}))
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[ ${f_bused} -lt ${of_bused} ] || die
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test_name "Creation of big file that overflows the filesystem"
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of_bused=${f_bused}
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dd if=/dev/zero of=a bs=1m count=15 >/dev/null 2>&1 && die
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rm a || die
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test_name "statvfs(2) reports correct block accounting"
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eval $(${Src_Dir}/h_tools statvfs .)
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f_bused=$((${f_blocks} - ${f_bfree}))
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[ ${f_bused} -ge ${of_bused} -a ${f_bused} -le $((${of_bused} + 1)) ] \
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|| die
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test_name "Write to middle of a file does not change size"
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dd if=/dev/zero of=a bs=1024 count=10 >/dev/null 2>&1 || die
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sync
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dd if=/dev/zero of=a bs=1024 conv=notrunc seek=1 count=1 \
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>/dev/null 2>&1 || die
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sync
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eval $(stat -s a)
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[ ${st_size} -eq 10240 ] || die
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test_unmount
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}
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. ${SUBRDIR}/h_funcs.subr
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