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apfstests/tests/generic/116
T
Darrick J. Wong a860a167d8 common: kill _supported_os
fstests only supports Linux, so get rid of this unnecessary predicate.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Eryu Guan <guaneryu@gmail.com>
2020-09-21 01:16:50 +08:00

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#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2015, Oracle and/or its affiliates. All Rights Reserved.
#
# FS QA Test No. 116
#
# Ensure that we can reflink parts of two identical files:
# - Reflink identical parts of two identical files
# - Check that we still have identical contents
#
seq=`basename $0`
seqres=$RESULT_DIR/$seq
echo "QA output created by $seq"
here=`pwd`
tmp=/tmp/$$
status=1 # failure is the default!
trap "_cleanup; exit \$status" 0 1 2 3 15
_cleanup()
{
cd /
rm -rf $tmp.* $testdir
}
# get standard environment, filters and checks
. ./common/rc
. ./common/filter
. ./common/reflink
# real QA test starts here
_require_test_reflink
rm -f $seqres.full
testdir=$TEST_DIR/test-$seq
rm -rf $testdir
mkdir $testdir
echo "Create the original files"
blksz=65536
_pwrite_byte 0x61 $((blksz * 2)) $((blksz * 6)) $testdir/file1 >> $seqres.full
_pwrite_byte 0x61 $((blksz * 2)) $((blksz * 6)) $testdir/file2 >> $seqres.full
_test_cycle_mount
md5sum $testdir/file1 | _filter_test_dir
md5sum $testdir/file2 | _filter_test_dir
_compare_range $testdir/file1 0 $testdir/file2 0 $((blksz * 8)) \
|| echo "Files do not match"
echo "Reflink the middle blocks together"
free_before=$(stat -f -c '%a' $testdir)
_reflink_range $testdir/file1 $((blksz * 4)) $testdir/file2 \
$((blksz * 4)) $((blksz * 2)) >> $seqres.full
_test_cycle_mount
free_after=$(stat -f -c '%a' $testdir)
echo "freesp changed by $free_before -> $free_after" >> $seqres.full
echo "Compare sections"
md5sum $testdir/file1 | _filter_test_dir
md5sum $testdir/file2 | _filter_test_dir
_compare_range $testdir/file1 0 $testdir/file2 0 $((blksz * 4)) \
|| echo "Start sections do not match"
_compare_range $testdir/file1 $((blksz * 4)) $testdir/file2 \
$((blksz * 4)) $((blksz * 2)) \
|| echo "Middle sections do not match"
_compare_range $testdir/file1 $((blksz * 6)) $testdir/file2 \
$((blksz * 6)) $((blksz * 2)) \
|| echo "End sections do not match"
# success, all done
status=0
exit