#! /bin/sh
# XFS QA Test No. 072
#
# Check some unwritten extent boundary conditions
#
#-----------------------------------------------------------------------
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# 
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# any, provided herein do not apply to combinations of this program with
# other software, or any other product whatsoever.
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# with this program; if not, write the Free Software Foundation, Inc., 59
# Temple Place - Suite 330, Boston MA 02111-1307, USA.
# 
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# Mountain View, CA  94043, or:
# 
# http://www.sgi.com 
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# For further information regarding this notice, see: 
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# http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/
#-----------------------------------------------------------------------
#
# creator
owner=nathans@sgi.com

seq=`basename $0`
echo "QA output created by $seq"

_cleanup()
{
	umount $SCRATCH_MNT 2>/dev/null
	rm -f $tmp.*
}

here=`pwd`
tmp=/tmp/$$
status=1	# failure is the default!
trap "_cleanup; exit \$status" 0 1 2 3 15

# get standard environment, filters and checks
. ./common.rc
. ./common.filter

# real QA test starts here
_require_scratch

rm -f $seq.full
umount $SCRATCH_DEV >/dev/null 2>&1

_scratch_mkfs_xfs >/dev/null	|| _fail "mkfs failed"
_scratch_mount >/dev/null	|| _fail "mount failed"

# check there's enough freespace on $SCRATCH_MNT ... (1GiB + 1MiB)
avail=`df -P $SCRATCH_MNT | awk 'END {print $4}'`
[ "$avail" -ge 1049600 ] || _notrun "Scratch device is too small ($avail KiB)"

echo Silence is golden

# reserve 1GiB, truncate at 100bytes
xfs_io -f -c 'resvsp 0 1g' -c 'truncate 100' $SCRATCH_MNT/ouch
rm -f $SCRATCH_MNT/ouch

# reserve 1GiB, truncate at 1GiB
xfs_io -f -c 'resvsp 0 1g' -c 'truncate 1g' $SCRATCH_MNT/ouch
rm -f $SCRATCH_MNT/ouch

# reserve 1GiB, truncate at 2GiB
xfs_io -f -c 'resvsp 0 1g' -c 'truncate 2g' $SCRATCH_MNT/ouch
rm -f $SCRATCH_MNT/ouch

# reserve 1GiB, 1GiB hole, reserve 1MiB, truncate at 3GiB
xfs_io -f -c 'resvsp 0 1g' -c 'resvsp 2g 1m' -c 'truncate 3g' $SCRATCH_MNT/ouch
rm -f $SCRATCH_MNT/ouch

# success, all done
status=0
exit