2 # SPDX-License-Identifier: GPL-2.0
3 # Copyright (c) 2015, Oracle and/or its affiliates. All Rights Reserved.
7 # Test the convention that reflink with length == 0 means "to the end of fileA"
9 # - Try to reflink "zero" bytes.
10 # - Check that the reflink happened.
13 seqres=$RESULT_DIR/$seq
14 echo "QA output created by $seq"
18 status=1 # failure is the default!
19 trap "_cleanup; exit \$status" 0 1 2 3 15
24 rm -rf $tmp.* $testdir
27 # get standard environment, filters and checks
32 # real QA test starts here
39 testdir=$TEST_DIR/test-$seq
43 echo "Create the original files"
45 _pwrite_byte 0x61 0 $((blksz * 256)) $testdir/file1 >> $seqres.full
46 _pwrite_byte 0x62 0 $((blksz * 256)) $testdir/file2 >> $seqres.full
47 _pwrite_byte 0x62 0 $((blksz * 2)) $testdir/file2.chk >> $seqres.full
48 _pwrite_byte 0x61 $((blksz * 2)) $((blksz * 255)) $testdir/file2.chk >> $seqres.full
49 _reflink_range $testdir/file1 $blksz $testdir/file2 $((blksz * 2)) 0 >> $seqres.full
52 md5sum $testdir/file1 | _filter_test_dir
53 md5sum $testdir/file2 | _filter_test_dir
54 md5sum $testdir/file2.chk | _filter_test_dir
56 c1=$(_md5_checksum $testdir/file1)
57 c2=$(_md5_checksum $testdir/file2)
59 test ${c1} != ${c2} || echo "file1 and file2 should not match"
61 echo "Compare against check files"
62 cmp -s $testdir/file2 $testdir/file2.chk || echo "file2 and file2.chk do not match"