qemu-io: Add failure regression tests

#!/bin/bash

#

# Test that qemu-io fail with non-zero exit code

#

# Copyright (C) 2017 Nir Soffer <nirsof@gmail.com>

#

# 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; either version 2 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will 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, see <http://www.gnu.org/licenses/>.

#

# creator

owner=nirsof@gmail.com

seq=`basename $0`

echo "QA output created by $seq"

here=`pwd`

status=1	# failure is the default!

_cleanup()

{

	_cleanup_test_img

}

trap "_cleanup; exit \$status" 0 1 2 3 15

# get standard environment, filters and checks

. ./common.rc

. ./common.filter

_unsupported_fmt raw

size=256K

IMGFMT=raw IMGOPTS= _make_test_img $size | _filter_imgfmt

echo

echo "== reading wrong format should fail =="

$QEMU_IO -f $IMGFMT -c "read 0 $size" "$TEST_IMG" 2>/dev/null

test $? -eq 1 || _fail "did not fail"

echo

echo "== reading missing file should fail =="

$QEMU_IO -c "read 0 $size" "$TEST_DIR/missing" 2>/dev/null

test $? -eq 1 || _fail "did not fail"

# success, all done

echo "*** done"

rm -f $seq.full

status=0

QA output created by 174

Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=262144

== reading wrong format should fail ==

== reading missing file should fail ==

*** done

171 rw auto quick

172 auto

173 rw auto

174 auto