tests: add blkdiscard offsets test
Signed-off-by: Federico Simoncelli <fsimonce@redhat.com>
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@ -29,6 +29,7 @@ TS_HELPER_SYSINFO="$top_builddir/test_sysinfo"
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# paths to commands
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TS_CMD_ADDPART=${TS_CMD_ADDPART:-"$top_builddir/addpart"}
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TS_CMD_DELPART=${TS_CMD_DELPART:-"$top_builddir/delpart"}
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TS_CMD_BLKDISCARD=${TS_CMD_BLKID-"$top_builddir/blkdiscard"}
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TS_CMD_BLKID=${TS_CMD_BLKID-"$top_builddir/blkid"}
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TS_CMD_CAL=${TS_CMD_CAL-"$top_builddir/cal"}
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TS_CMD_COLRM=${TS_CMD_COLRM:-"$top_builddir/colrm"}
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@ -0,0 +1,16 @@
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create loop device from image
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testing offsets with full block size
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Discarded 10485760 bytes from the offset 0
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Discarded 10485248 bytes from the offset 512
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Discarded 10485248 bytes from the offset 512
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Discarded 10485248 bytes from the offset 512
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Discarded 10484736 bytes from the offset 1024
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testing offsets with specific length
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Discarded 5242880 bytes from the offset 0
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Discarded 5242880 bytes from the offset 0
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Discarded 5242880 bytes from the offset 0
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Discarded 5242880 bytes from the offset 512
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Discarded 5242880 bytes from the offset 512
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Discarded 5242880 bytes from the offset 512
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Discarded 5242880 bytes from the offset 1024
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detach loop device from image
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@ -0,0 +1,62 @@
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#!/bin/bash
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#
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# Copyright (C) 2014 Federico Simoncelli <fsimonce@redhat.com>
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#
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# This file is part of util-linux.
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#
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# This file is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This file is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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TS_TOPDIR="${0%/*}/../.."
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TS_DESC="offsets"
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. $TS_TOPDIR/functions.sh
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ts_init "$*"
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ts_check_test_command "$TS_CMD_BLKDISCARD"
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ts_skip_nonroot
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ts_check_losetup
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set -o pipefail
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ORIGPWD=$(pwd)
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IMAGE_NAME="${TS_TESTNAME}-loop.img"
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IMAGE_PATH="$TS_OUTDIR/$IMAGE_NAME"
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truncate -s 10M $IMAGE_PATH
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ts_log "create loop device from image"
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DEVICE=$($TS_CMD_LOSETUP --show -f $IMAGE_PATH)
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CMD_SED_DEVICE="sed s#$DEVICE:\s##"
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ts_log "testing offsets with full block size"
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$TS_CMD_BLKDISCARD -v $DEVICE 2>&1 | $CMD_SED_DEVICE >> $TS_OUTPUT
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$TS_CMD_BLKDISCARD -v -o 1 $DEVICE 2>&1 | $CMD_SED_DEVICE >> $TS_OUTPUT
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$TS_CMD_BLKDISCARD -v -o 511 $DEVICE 2>&1 | $CMD_SED_DEVICE >> $TS_OUTPUT
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$TS_CMD_BLKDISCARD -v -o 512 $DEVICE 2>&1 | $CMD_SED_DEVICE >> $TS_OUTPUT
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$TS_CMD_BLKDISCARD -v -o 1024 $DEVICE 2>&1 | $CMD_SED_DEVICE >> $TS_OUTPUT
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ts_log "testing offsets with specific length"
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$TS_CMD_BLKDISCARD -v -l 5242880 $DEVICE 2>&1 | $CMD_SED_DEVICE >> $TS_OUTPUT
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$TS_CMD_BLKDISCARD -v -l 5242881 $DEVICE 2>&1 | $CMD_SED_DEVICE >> $TS_OUTPUT
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$TS_CMD_BLKDISCARD -v -l 5243391 $DEVICE 2>&1 | $CMD_SED_DEVICE >> $TS_OUTPUT
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$TS_CMD_BLKDISCARD -v -o 1 -l 5242880 $DEVICE 2>&1 | $CMD_SED_DEVICE >> $TS_OUTPUT
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$TS_CMD_BLKDISCARD -v -o 511 -l 5242880 $DEVICE 2>&1 | $CMD_SED_DEVICE >> $TS_OUTPUT
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$TS_CMD_BLKDISCARD -v -o 512 -l 5242880 $DEVICE 2>&1 | $CMD_SED_DEVICE >> $TS_OUTPUT
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$TS_CMD_BLKDISCARD -v -o 1024 -l 5242880 $DEVICE 2>&1 | $CMD_SED_DEVICE >> $TS_OUTPUT
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ts_log "detach loop device from image"
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$TS_CMD_LOSETUP -d $DEVICE 2>&1 >> $TS_OUTPUT
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ts_cd "$ORIGPWD"
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ts_finalize
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