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/* $Id: tstVDIo.vd $ */
/**
* Storage: Simple I/O testing for most backends.
*/
/*
* Copyright (C) 2011-2022 Oracle and/or its affiliates.
*
* This file is part of VirtualBox base platform packages, as
* available from https://www.virtualbox.org.
*
* 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, in version 3 of the
* License.
*
* 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 <https://www.gnu.org/licenses>.
*
* SPDX-License-Identifier: GPL-3.0-only
*/
void tstIo(string strMessage, string strBackend)
{
print(strMessage);
createdisk("test", true /* fVerify */);
create("test", "base", "tst.disk", "dynamic", strBackend, 200M, false /* fIgnoreFlush */, false);
io("test", true, 32, "seq", 64K, 0, 200M, 200M, 100, "none");
io("test", false, 1, "seq", 64K, 0, 200M, 200M, 100, "none");
io("test", true, 32, "seq", 64K, 0, 200M, 200M, 0, "none");
io("test", false, 1, "seq", 64K, 0, 200M, 200M, 0, "none");
create("test", "diff", "tst2.disk", "dynamic", strBackend, 200M, false /* fIgnoreFlush */, false);
io("test", true, 32, "rnd", 64K, 0, 200M, 200M, 50, "none");
io("test", false, 1, "rnd", 64K, 0, 200M, 200M, 50, "none");
create("test", "diff", "tst3.disk", "dynamic", strBackend, 200M, false /* fIgnoreFlush */, false);
io("test", true, 32, "rnd", 64K, 0, 200M, 200M, 50, "none");
io("test", false, 1, "rnd", 64K, 0, 200M, 200M, 50, "none");
close("test", "single", true /* fDelete */);
close("test", "single", true /* fDelete */);
close("test", "single", true /* fDelete */);
destroydisk("test");
}
void tstIoUnaligned(string strMessage, string strBackend)
{
print(strMessage);
createdisk("test", true);
create("test", "base", "tst.disk", "dynamic", strBackend, 2G, false);
io("test", false, 1, "seq", 512, 3584, 4096, 512, 100, "none");
io("test", false, 1, "seq", 512, 3584, 4096, 512, 0, "none");
destroydisk("test");
}
void main()
{
/* Init I/O RNG for generating random data for writes */
iorngcreate(10M, "manual", 1234567890);
tstIo("Testing VDI", "VDI");
tstIo("Testing VMDK", "VMDK");
tstIo("Testing VHD", "VHD");
tstIo("Testing Parallels", "Parallels");
tstIo("Testing QED", "QED");
tstIo("Testing QCOW", "QCOW");
iorngdestroy();
}
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