On Thu, Feb 2, 2017 at 6:27 PM, Christoph Hellwig <hch@xxxxxx> wrote:
> Signed-off-by: Christoph Hellwig <hch@xxxxxx>
> ---
> tests/generic/407 | 85 +++++++++++++++++++++++++++++++++++++++++++++++++++
> tests/generic/407.out | 2 ++
> tests/generic/group | 1 +
> 3 files changed, 88 insertions(+)
> create mode 100755 tests/generic/407
> create mode 100644 tests/generic/407.out
>
> diff --git a/tests/generic/407 b/tests/generic/407
> new file mode 100755
> index 00000000..94d8af5f
> --- /dev/null
> +++ b/tests/generic/407
> @@ -0,0 +1,85 @@
> +#! /bin/bash
> +# FS QA Test No. 407
> +#
> +# Verify that mtime is updated when cloning files
> +#
> +#-----------------------------------------------------------------------
> +#
> +# Copyright (c) 2014 Christoph Hellwig. 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=0
> +trap "_cleanup; exit \$status" 0 1 2 3 15
> +
> +_cleanup()
> +{
> + cd /
> + rm -f $tmp.*
> + rm -f $destfile
> +}
> +
> +# get standard environment, filters and checks
> +. ./common/rc
> +. ./common/filter
> +. common/reflink
> +
> +# real QA test starts here
> +_supported_fs generic
> +_supported_os Linux
> +
> +_require_cp_reflink
> +_require_test
> +
> +echo "Silence is golden."
> +rm -f $seqres.full
> +
> +# pattern the file.
> +sourcefile=$TEST_DIR/clone_mtime_sourcefile
> +$XFS_IO_PROG -f -c "pwrite 0 4k" -c fsync $sourcefile >> $seqres.full
> +
> +destfile=$TEST_DIR/clone_mtime_destfile
> +touch $destfile >> $seqres.full
> +
> +# sample timestamps.
> +mtime1=`stat -c %Y $destfile`
> +ctime1=`stat -c %Z $destfile`
> +echo "before clone: $mtime1 $ctime1" >> $seqres.full
> +
> +# clone to trigger timestamp change
> +sleep 2
I am thinking about starting a myth about an angel dying on every sleep 1 ;-)
Although this may be nit picking, why 2 seconds?
I see there are several tests that use sleep 1 for the same sort of test
and then there is generic/368, which uses a much more elegant
touch -d '1 hour ago'
Please consider.
> +$XFS_IO_PROG -c "reflink $sourcefile " $destfile >> $seqres.full
> +
> +# sample and verify that timestamps have changed.
> +mtime2=`stat -c %Y $destfile`
> +ctime2=`stat -c %Z $destfile`
> +echo "after clone : $mtime2 $ctime2" >> $seqres.full
> +
> +if [ "$mtime1" == "$mtime2" ]; then
> + echo "mtime not updated"
> + let status=$status+1
> +fi
> +if [ "$ctime1" == "$ctime2" ]; then
> + echo "ctime not updated"
> + let status=$status+1
> +fi
> +
> +exit
> diff --git a/tests/generic/407.out b/tests/generic/407.out
> new file mode 100644
> index 00000000..e29fe156
> --- /dev/null
> +++ b/tests/generic/407.out
> @@ -0,0 +1,2 @@
> +QA output created by 407
> +Silence is golden.
> diff --git a/tests/generic/group b/tests/generic/group
> index 159d691b..72d6b3cb 100644
> --- a/tests/generic/group
> +++ b/tests/generic/group
> @@ -409,3 +409,4 @@
> 404 auto quick insert
> 405 auto mkfs
> 406 auto quick dangerous
> +407 auto quick clone metadata
> --
> 2.11.0
>
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