mirror of
https://github.com/linux-apfs/apfstests.git
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Dave Chinner
771e69de67
While most tests use /bin/sh, they are dependent on /bin/sh being a bash shell. Convert all the tests to execute via /bin/bash as it is much, much simpler than trying to debug and remove all the bashisms throughout the test code. Signed-off-by: Dave Chinner <david@fromorbit.com> Reviewed-by: Eric Sandeen <sandeen@sandeen.net>
97 lines
2.6 KiB
Bash
Executable File
97 lines
2.6 KiB
Bash
Executable File
#! /bin/bash
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# FS QA Test No. 218
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#
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# Basic defragmentation sanity tests
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#
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#-----------------------------------------------------------------------
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# Copyright (c) 2009 Eric Sandeen. All Rights Reserved.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it would be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write the Free Software Foundation,
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# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#-----------------------------------------------------------------------
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#
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# creator
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owner=sandeen@sandeen.net
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seq=`basename $0`
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echo "QA output created by $seq"
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here=`pwd`
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tmp=tmp/$$
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status=1 # failure is the default!
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trap "_cleanup; exit \$status" 0 1 2 3 15
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_cleanup()
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{
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cd /
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rm -f $tmp.*
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_cleanup_testdir
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}
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# get standard environment, filters and checks
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. ./common.rc
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. ./common.filter
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. ./common.defrag
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# real QA test starts here
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_supported_fs xfs ext4
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_supported_os Linux
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_setup_testdir
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# We require scratch so that we'll have free contiguous space
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_require_scratch
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_scratch_mkfs >/dev/null 2>&1
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_scratch_mount
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_require_defrag
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fragfile=$SCRATCH_MNT/fragfile.$$
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rm -f $fragfile
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# Craft some fragmented files, defrag them, check the result.
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echo "zero-length file:" | tee -a $seq.full
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touch $fragfile
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_defrag $fragfile
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echo "Sparse file (no blocks):" | tee -a $seq.full
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xfs_io -F -f -c "truncate 1m" $fragfile
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_defrag $fragfile
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echo "Contiguous file:" | tee -a $seq.full
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dd if=/dev/zero of=$fragfile bs=4k count=4 &>/dev/null
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_defrag $fragfile
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echo "Write backwards sync, but contiguous - should defrag to 1 extent" | tee -a $seq.full
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for I in `seq 9 -1 0`; do
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dd if=/dev/zero of=$fragfile bs=4k count=1 conv=notrunc seek=$I oflag=sync &>/dev/null
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done
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_defrag $fragfile
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echo "Write backwards sync leaving holes - defrag should do nothing" | tee -a $seq.full
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for I in `seq 31 -2 0`; do
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dd if=/dev/zero of=$fragfile bs=4k count=1 conv=notrunc seek=$I oflag=sync &>/dev/null
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done
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_defrag $fragfile
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echo "Write forwards sync leaving holes - defrag should do nothing" | tee -a $seq.full
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for I in `seq 0 2 31`; do
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dd if=/dev/zero of=$fragfile bs=4k count=1 conv=notrunc seek=$I oflag=sync &>/dev/null
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done
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_defrag $fragfile
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rm -f $seq.full
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status=0
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exit
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