On Thu, Dec 08, 2016 at 01:49:08PM -0500, Anna Schumaker wrote:
> This test passes invalid argumnt combinations to the copy_file_range()
> system call to test that input is verified before attempting to copy.
>
> Signed-off-by: Anna Schumaker <Anna.Schumaker@xxxxxxxxxx>
> ---
> tests/generic/396 | 68 +++++++++++++++++++++++++++++++++++++++++++++++++++
> tests/generic/396.out | 8 ++++++
> tests/generic/group | 1 +
> 3 files changed, 77 insertions(+)
> create mode 100644 tests/generic/396
> create mode 100644 tests/generic/396.out
>
> diff --git a/tests/generic/396 b/tests/generic/396
> new file mode 100644
> index 0000000..c262070
> --- /dev/null
> +++ b/tests/generic/396
> @@ -0,0 +1,68 @@
> +#!/bin/bash
> +# FS QA Test No. 396
> +#
> +# Tests vfs_copy_file_range() error checking
> +#-----------------------------------------------------------------------
> +# Copyright (c) 2016 Netapp, Inc. All rights reserved.
> +#
> +# This program is free software; you can redistribute it and/or
> +# modify it under the terms of the GNU General Public License as
> +# published by the Free Software Foundation.
> +#
> +# This program is distributed in the hope that it would be useful,
> +# but WITHOUT ANY WARRANTY; without even the implied warranty of
> +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> +# GNU General Public License for more details.
> +#
> +# You should have received a copy of the GNU General Public License
> +# along with this program; if not, write the Free Software Foundation,
> +# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
> +#-----------------------------------------------------------------------
> +#
> +
> +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 $tmp.*
> +}
> +
> +# get standard environment
> +. common/rc
> +. common/filter
> +
> +# real QA test starts here
> +_supported_fs generic
> +_supported_os Linux
> +
> +_require_xfs_io_command "copy_range"
> +_require_test
> +
> +testdir=$TEST_DIR/test-$seq
> +rm -rf $testdir
> +mkdir $testdir
> +rm -f $seqres.full
> +
> +echo "Create the original file"
> +$XFS_IO_PROG -f -c 'pwrite -S 0x61 0 1000' $testdir/file >> $seqres.full 2>&1
> +
> +echo "source pos > source size:"
> +$XFS_IO_PROG -f -c "copy_range -s 1000 -l 100 $testdir/file" "$testdir/copy"
> +
> +echo "target read-only"
> +$XFS_IO_PROG -r -f -c "copy_range -s 0 -l 100 $testdir/file" "$testdir/copy"
> +
> +echo "target append-only"
> +$XFS_IO_PROG -a -f -c "copy_range -s 0 -l 100 $testdir/file" "$testdir/copy"
Good start, though I can think of a few more things...
Copying when one or the other file arguments are directories/device files/etc.,
copies where pos < size but (pos + len) > size, copies where pos + len
overflow, overlapped src/dest ranges, and perhaps even copies across holes and
unwritten extents?
--D
> +
> +#success, all done
> +status=0
> +exit
> diff --git a/tests/generic/396.out b/tests/generic/396.out
> new file mode 100644
> index 0000000..4031883
> --- /dev/null
> +++ b/tests/generic/396.out
> @@ -0,0 +1,8 @@
> +QA output created by 396
> +Create the original file
> +source pos > source size:
> +copy_range: Invalid argument
> +target read-only
> +copy_range: Bad file descriptor
> +target append-only
> +copy_range: Bad file descriptor
> diff --git a/tests/generic/group b/tests/generic/group
> index 2b50ddb..eee0f39 100644
> --- a/tests/generic/group
> +++ b/tests/generic/group
> @@ -398,3 +398,4 @@
> 393 auto quick copy
> 394 auto quick copy
> 395 auto quick copy
> +396 auto quick copy
> --
> 2.10.2
>
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