freebsd-dev/contrib/pjdfstest/tests/ftruncate/00.t
Enji Cooper 40a8ac8f62 Import pjdfstest from ^/vendor/pjdfstest/abf03c3a47745d4521b0e4aa141317553ca48f91
- Remove tools/regression/pjdfstest
- Add upgrade directions for contrib/pjdfstest
- Add a note to UPDATING for the move (the reachover Makefiles are coming
  soon)

Functional differences:
- ftruncate testcases are added from upstream (github)

Non-functional differences:
- The copyright for the project has been updated to 2012
- pjd's contact information has been updated

Discussed with: -testing, jmmv, pjd
MFC after: 2 weeks
Sponsored by: EMC / Isilon Storage Division
2014-09-24 07:00:35 +00:00

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#!/bin/sh
# $FreeBSD: head/tools/regression/pjdfstest/tests/ftruncate/00.t 219439 2011-03-09 23:11:30Z pjd $
desc="ftruncate descrease/increase file size"
dir=`dirname $0`
. ${dir}/../misc.sh
echo "1..21"
n0=`namegen`
n1=`namegen`
expect 0 mkdir ${n1} 0755
cdir=`pwd`
cd ${n1}
expect 0 create ${n0} 0644
expect 0 open ${n0} O_RDWR : ftruncate 0 1234567
expect 1234567 lstat ${n0} size
expect 0 open ${n0} O_WRONLY : ftruncate 0 567
expect 567 lstat ${n0} size
expect 0 unlink ${n0}
dd if=/dev/random of=${n0} bs=12345 count=1 >/dev/null 2>&1
expect 0 open ${n0} O_RDWR : ftruncate 0 23456
expect 23456 lstat ${n0} size
expect 0 open ${n0} O_WRONLY : ftruncate 0 1
expect 1 lstat ${n0} size
expect 0 unlink ${n0}
# successful ftruncate(2) updates ctime.
expect 0 create ${n0} 0644
ctime1=`${fstest} stat ${n0} ctime`
sleep 1
expect 0 open ${n0} O_RDWR : ftruncate 0 123
ctime2=`${fstest} stat ${n0} ctime`
test_check $ctime1 -lt $ctime2
expect 0 unlink ${n0}
# unsuccessful ftruncate(2) does not update ctime.
expect 0 create ${n0} 0644
ctime1=`${fstest} stat ${n0} ctime`
sleep 1
expect EINVAL -u 65534 open ${n0} O_RDONLY : ftruncate 0 123
ctime2=`${fstest} stat ${n0} ctime`
test_check $ctime1 -eq $ctime2
expect 0 unlink ${n0}
# third argument should not affect permission.
expect 0 open ${n0} O_CREAT,O_RDWR 0 : ftruncate 0 0
expect 0 unlink ${n0}
expect 0 chmod . 0777
expect 0 -u 65534 open ${n0} O_CREAT,O_RDWR 0 : ftruncate 0 0
expect 0 unlink ${n0}
cd ${cdir}
expect 0 rmdir ${n1}