tests/qemu-iotests/002

   1 #!/bin/bash
   2 #
   3 # Test simple read/write using plain bdrv_pread/bdrv_pwrite
   4 #
   5 # Copyright (C) 2009 Red Hat, Inc.
   6 #
   7 # This program is free software; you can redistribute it and/or modify
   8 # it under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation; either version 2 of the License, or
  10 # (at your option) any later version.
  11 #
  12 # This program is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 # GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License
  18 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19 #
  20
  21 # creator
  22 owner=hch@lst.de
  23
  24 seq=`basename $0`
  25 echo "QA output created by $seq"
  26
  27 status=1        # failure is the default!
  28
  29 _cleanup()
  30 {
  31         _cleanup_test_img
  32 }
  33 trap "_cleanup; exit \$status" 0 1 2 3 15
  34
  35 # get standard environment, filters and checks
  36 . ./common.rc
  37 . ./common.filter
  38
  39 _supported_fmt generic
  40 _supported_proto generic
  41 _supported_os Linux
  42
  43
  44 size=128M
  45 _make_test_img $size
  46
  47 echo
  48 echo "== reading whole image =="
  49 $QEMU_IO -c "read -p 0 $size" "$TEST_IMG" | _filter_qemu_io
  50
  51 echo
  52 echo "== rewriting whole image =="
  53 $QEMU_IO -c "write -pP 0xa 0 $size" "$TEST_IMG" | _filter_qemu_io
  54
  55 echo
  56 echo "== verify pattern =="
  57 $QEMU_IO -c "read -pP 0xa 0 $size" "$TEST_IMG" | _filter_qemu_io
  58
  59 echo
  60 echo "unaligned pwrite"
  61 $QEMU_IO -c 'write -pP 0xab 66 42' "$TEST_IMG" | _filter_qemu_io
  62 $QEMU_IO -c 'write -pP 0xac 512 288' "$TEST_IMG" | _filter_qemu_io
  63 $QEMU_IO -c 'write -pP 0xad 800 224' "$TEST_IMG" | _filter_qemu_io
  64 $QEMU_IO -c 'write -pP 0xae 66000 128k' "$TEST_IMG" | _filter_qemu_io
  65 $QEMU_IO -c 'write -pP 0xaf 256k 42' "$TEST_IMG" | _filter_qemu_io
  66
  67 echo
  68 echo "verify pattern"
  69 $QEMU_IO -c 'read -pP 0xa 0 66' "$TEST_IMG" | _filter_qemu_io
  70 $QEMU_IO -c 'read -pP 0xab 66 42' "$TEST_IMG" | _filter_qemu_io
  71 $QEMU_IO -c 'read -pP 0xa 108 404' "$TEST_IMG" | _filter_qemu_io
  72 $QEMU_IO -c 'read -pP 0xac 512 288' "$TEST_IMG" | _filter_qemu_io
  73 $QEMU_IO -c 'read -pP 0xad 800 224' "$TEST_IMG" | _filter_qemu_io
  74 $QEMU_IO -c 'read -pP 0xa 1k 64976' "$TEST_IMG" | _filter_qemu_io
  75 $QEMU_IO -c 'read -pP 0xae 66000 128k' "$TEST_IMG" | _filter_qemu_io
  76 $QEMU_IO -c 'read -pP 0xa 197072 65072' "$TEST_IMG" | _filter_qemu_io
  77 $QEMU_IO -c 'read -pP 0xaf 256k 42' "$TEST_IMG" | _filter_qemu_io
  78 $QEMU_IO -c 'read -pP 0xa 262186 470' "$TEST_IMG" | _filter_qemu_io
  79
  80 # success, all done
  81 echo "*** done"
  82 rm -f $seq.full
  83 status=0