/**
* Copyright (c) 2012, University of Konstanz, Distributed Systems Group
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the University of Konstanz nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
//Cleversafe open-source code header - Version 1.1 - December 1, 2006
//
//Cleversafe Dispersed Storage(TM) is software for secure, private and
//reliable storage of the world's data using information dispersal.
//
//Copyright (C) 2005-2007 Cleversafe, Inc.
//
//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, write to the Free Software
//Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
//USA.
//
//Contact Information:
// Cleversafe, 10 W. 35th Street, 16th Floor #84,
// Chicago IL 60616
// email: licensing@cleversafe.org
//
//END-OF-HEADER
//-----------------------
//@author: John Quigley <jquigley@cleversafe.com>
//@date: January 1, 2008
//---------------------
package org.jscsi.scsi.lu;
import java.nio.ByteBuffer;
import java.util.Arrays;
import org.apache.log4j.Logger;
import org.jscsi.scsi.protocol.Command;
import org.jscsi.scsi.protocol.cdb.CDB;
import org.jscsi.scsi.protocol.cdb.Read10;
import org.jscsi.scsi.protocol.cdb.Read12;
import org.jscsi.scsi.protocol.cdb.Read16;
import org.jscsi.scsi.protocol.cdb.Read6;
import org.jscsi.scsi.protocol.cdb.Write10;
import org.jscsi.scsi.protocol.cdb.Write12;
import org.jscsi.scsi.protocol.cdb.Write16;
import org.jscsi.scsi.protocol.cdb.Write6;
import org.jscsi.scsi.protocol.inquiry.InquiryDataRegistry;
import org.jscsi.scsi.protocol.inquiry.StaticInquiryDataRegistry;
import org.jscsi.scsi.protocol.mode.ModePageRegistry;
import org.jscsi.scsi.protocol.mode.StaticModePageRegistry;
import org.jscsi.scsi.tasks.TaskAttribute;
import org.jscsi.scsi.tasks.TaskFactory;
import org.jscsi.scsi.tasks.buffered.BufferedTaskFactory;
import org.jscsi.scsi.tasks.management.DefaultTaskManager;
import org.jscsi.scsi.tasks.management.DefaultTaskSet;
import org.jscsi.scsi.tasks.management.TaskManager;
import org.jscsi.scsi.tasks.management.TaskSet;
import org.jscsi.scsi.transport.TestTargetTransportPort;
import org.junit.After;
import org.junit.AfterClass;
import org.junit.Assert;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
public class DefaultLogicalUnitTest extends AbstractLogicalUnit
{
private static Logger _logger = Logger.getLogger(DefaultLogicalUnitTest.class);
private static final int NUM_BLOCKS_TRANSFER = 16;
private static final int TASK_SET_QUEUE_DEPTH = 16;
private static final int TASK_MGR_NUM_THREADS = 2;
private static final int STORE_BLOCK_SIZE = 4096;
// STORE_CAPACITY is representative of the number of blocks, thus:
// 8192 * 4096B = 32MB
private static final int STORE_CAPACITY = 8192;
private static LogicalUnit lu;
private static TaskSet taskSet;
private static TaskManager taskManager;
private static ModePageRegistry modeRegistry;
private static InquiryDataRegistry inquiryRegistry;
private static TaskFactory taskFactory;
private static ByteBuffer store;
private long cmdRef = 0;
private TestTargetTransportPort transport =
new TestTargetTransportPort(STORE_CAPACITY, STORE_BLOCK_SIZE);
@BeforeClass
public static void setUpBeforeClass() throws Exception
{
_logger.debug("initializing test");
taskSet = new DefaultTaskSet(TASK_SET_QUEUE_DEPTH);
taskManager = new DefaultTaskManager(TASK_MGR_NUM_THREADS, taskSet);
modeRegistry = new StaticModePageRegistry();
inquiryRegistry = new StaticInquiryDataRegistry();
store = ByteBuffer.allocate(STORE_BLOCK_SIZE * STORE_CAPACITY);
taskFactory = new BufferedTaskFactory(store, STORE_BLOCK_SIZE, modeRegistry, inquiryRegistry);
lu = new DefaultLogicalUnitTest(taskSet, taskManager, taskFactory);
_logger.debug("created logical unit: " + lu);
lu.start();
_logger.debug("logical unit successfully started");
}
@AfterClass
public static void tearDownAfterClass() throws Exception
{
lu.stop();
_logger.debug("exiting test");
}
@Before
public void setUp() throws Exception
{
}
@After
public void tearDown() throws Exception
{
}
/////////////////////////////////////////////////////////////////////////////
//
@Test
public void TestReadWriteCompare6()
{
CDB cdb1 = new Write6(false, true, 10, NUM_BLOCKS_TRANSFER);
Command cmd1 =
new Command(this.transport.createNexus(this.cmdRef), cdb1, TaskAttribute.ORDERED,
this.cmdRef, 0);
this.transport.createReadData(NUM_BLOCKS_TRANSFER * STORE_BLOCK_SIZE, this.cmdRef);
lu.enqueue(this.transport, cmd1);
this.cmdRef++;
CDB cdb2 = new Read6(false, true, 10, NUM_BLOCKS_TRANSFER);
Command cmd2 =
new Command(this.transport.createNexus(this.cmdRef), cdb2, TaskAttribute.ORDERED,
this.cmdRef, 0);
lu.enqueue(this.transport, cmd2);
try
{
Thread.sleep(500);
}
catch (InterruptedException e)
{
}
byte[] readBuf = this.transport.getReadDataMap().get(cmdRef - 1).array();
byte[] writeBuf = this.transport.getWriteDataMap().get(cmdRef).array();
Assert.assertTrue("inconsistent read/write comparison", Arrays.equals(readBuf, writeBuf));
}
@Test
public void TestReadWriteCompare10()
{
CDB cdb1 = new Write10(0, false, false, false, false, false, 10, NUM_BLOCKS_TRANSFER);
Command cmd1 =
new Command(this.transport.createNexus(this.cmdRef), cdb1, TaskAttribute.ORDERED,
this.cmdRef, 0);
this.transport.createReadData(NUM_BLOCKS_TRANSFER * STORE_BLOCK_SIZE, this.cmdRef);
lu.enqueue(this.transport, cmd1);
this.cmdRef++;
CDB cdb2 = new Read10(0, false, false, false, false, false, 10, NUM_BLOCKS_TRANSFER);
Command cmd2 =
new Command(this.transport.createNexus(this.cmdRef), cdb2, TaskAttribute.ORDERED,
this.cmdRef, 0);
lu.enqueue(this.transport, cmd2);
try
{
Thread.sleep(500);
}
catch (InterruptedException e)
{
}
byte[] readBuf = this.transport.getReadDataMap().get(cmdRef - 1).array();
byte[] writeBuf = this.transport.getWriteDataMap().get(cmdRef).array();
Assert.assertTrue("inconsistent read/write comparison", Arrays.equals(readBuf, writeBuf));
}
@Test
public void TestReadWriteCompare12()
{
CDB cdb1 = new Write12(0, false, false, false, false, false, 10, NUM_BLOCKS_TRANSFER);
Command cmd1 =
new Command(this.transport.createNexus(this.cmdRef), cdb1, TaskAttribute.ORDERED,
this.cmdRef, 0);
this.transport.createReadData(NUM_BLOCKS_TRANSFER * STORE_BLOCK_SIZE, this.cmdRef);
lu.enqueue(this.transport, cmd1);
this.cmdRef++;
CDB cdb2 = new Read12(0, false, false, false, false, false, 10, NUM_BLOCKS_TRANSFER);
Command cmd2 =
new Command(this.transport.createNexus(this.cmdRef), cdb2, TaskAttribute.ORDERED,
this.cmdRef, 0);
lu.enqueue(this.transport, cmd2);
try
{
Thread.sleep(500);
}
catch (InterruptedException e)
{
}
byte[] readBuf = this.transport.getReadDataMap().get(cmdRef - 1).array();
byte[] writeBuf = this.transport.getWriteDataMap().get(cmdRef).array();
Assert.assertTrue("inconsistent read/write comparison", Arrays.equals(readBuf, writeBuf));
}
@Test
public void TestReadWriteCompare16()
{
CDB cdb1 = new Write16(0, false, false, false, false, false, 10, NUM_BLOCKS_TRANSFER);
Command cmd1 =
new Command(this.transport.createNexus(this.cmdRef), cdb1, TaskAttribute.ORDERED,
this.cmdRef, 0);
this.transport.createReadData(NUM_BLOCKS_TRANSFER * STORE_BLOCK_SIZE, this.cmdRef);
lu.enqueue(this.transport, cmd1);
this.cmdRef++;
CDB cdb2 = new Read16(0, false, false, false, false, false, 10, NUM_BLOCKS_TRANSFER);
Command cmd2 =
new Command(this.transport.createNexus(this.cmdRef), cdb2, TaskAttribute.ORDERED,
this.cmdRef, 0);
lu.enqueue(this.transport, cmd2);
try
{
Thread.sleep(500);
}
catch (InterruptedException e)
{
}
byte[] readBuf = this.transport.getReadDataMap().get(cmdRef - 1).array();
byte[] writeBuf = this.transport.getWriteDataMap().get(cmdRef).array();
Assert.assertTrue("inconsistent read/write comparison", Arrays.equals(readBuf, writeBuf));
}
/////////////////////////////////////////////////////////////////////////////
// constructor(s)
public DefaultLogicalUnitTest()
{
}
public DefaultLogicalUnitTest(TaskSet taskSet, TaskManager taskManager, TaskFactory taskFactory)
{
super(taskSet, taskManager, taskFactory);
}
}