/*
* JacORB - a free Java ORB
*
* Copyright (C) 1999-2014 Gerald Brose / The JacORB Team.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free
* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
package org.jacorb.test.notification.queue;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
import org.easymock.MockControl;
import org.jacorb.notification.interfaces.Message;
import org.jacorb.notification.queue.BoundedDeadlineEventQueue;
import org.jacorb.notification.queue.EventQueueOverflowStrategy;
import org.junit.Before;
import org.junit.Test;
/**
* @author Alphonse Bendt
*/
public class BoundedDeadlineEventQueueTest
{
private BoundedDeadlineEventQueue objectUnderTest_;
private MockControl controlMessage1_;
private Message mockMessage1_;
private MockControl controlMessage2_;
private Message mockMessage2_;
private MockControl controlMessage3_;
private Message mockMessage3_;
@Before
public void setUp()
{
objectUnderTest_ = new BoundedDeadlineEventQueue(2,
EventQueueOverflowStrategy.EARLIEST_TIMEOUT);
controlMessage1_ = MockControl.createControl(Message.class);
controlMessage2_ = MockControl.createControl(Message.class);
controlMessage3_ = MockControl.createControl(Message.class);
mockMessage1_ = (Message) controlMessage1_.getMock();
mockMessage2_ = (Message) controlMessage2_.getMock();
mockMessage3_ = (Message) controlMessage3_.getMock();
}
@Test
public void testGetSingleNonBlocking() throws Exception
{
mockMessage1_.hasTimeout();
controlMessage1_.setDefaultReturnValue(false);
replayAll();
assertNull(objectUnderTest_.getMessage(false));
objectUnderTest_.put(mockMessage1_);
assertEquals(mockMessage1_, objectUnderTest_.getMessage(false));
verifyAll();
}
@Test
public void testGetAllNonBlocking() throws Exception
{
mockMessage1_.hasTimeout();
controlMessage1_.setDefaultReturnValue(false);
replayAll();
assertEquals(0, objectUnderTest_.getAllMessages(false).length);
objectUnderTest_.put(mockMessage1_);
objectUnderTest_.put(mockMessage1_);
assertEquals(2, objectUnderTest_.getAllMessages(false).length);
verifyAll();
}
@Test
public void testGetAllClearsQueue() throws Exception
{
mockMessage1_.hasTimeout();
controlMessage1_.setDefaultReturnValue(false);
replayAll();
objectUnderTest_.put(mockMessage1_);
assertEquals(mockMessage1_, objectUnderTest_.getAllMessages(false)[0]);
assertEquals(0, objectUnderTest_.getAllMessages(false).length);
verifyAll();
}
@Test
public void testInsert() throws Exception
{
mockMessage1_.hasTimeout();
controlMessage1_.setReturnValue(true);
mockMessage1_.getTimeout();
controlMessage1_.setReturnValue(100);
mockMessage2_.hasTimeout();
controlMessage2_.setReturnValue(true);
mockMessage2_.getTimeout();
controlMessage2_.setReturnValue(10);
replayAll();
objectUnderTest_.put(mockMessage1_);
objectUnderTest_.put(mockMessage2_);
assertEquals(mockMessage2_, objectUnderTest_.getMessage(false));
verifyAll();
}
@Test
public void testOverflow() throws Exception
{
mockMessage1_.hasTimeout();
controlMessage1_.setDefaultReturnValue(true);
mockMessage1_.getTimeout();
controlMessage1_.setDefaultReturnValue(100);
mockMessage2_.hasTimeout();
controlMessage2_.setDefaultReturnValue(true);
mockMessage2_.getTimeout();
controlMessage2_.setDefaultReturnValue(10);
mockMessage3_.hasTimeout();
controlMessage3_.setDefaultReturnValue(true);
mockMessage3_.getTimeout();
controlMessage3_.setDefaultReturnValue(1);
replayAll();
objectUnderTest_.put(mockMessage1_);
objectUnderTest_.put(mockMessage2_);
objectUnderTest_.put(mockMessage3_);
assertEquals(mockMessage3_, objectUnderTest_.getMessage(false));
assertEquals(mockMessage1_, objectUnderTest_.getMessage(false));
assertTrue(objectUnderTest_.isEmpty());
assertNull(objectUnderTest_.getMessage(false));
verifyAll();
}
/**
* test to provoke a bug i have found by poking around in the sources.
* size of array returned by
* getEvents was size +1. also entries in queue could get lost.
*/
@Test
public void testGetEvents() throws Exception
{
mockMessage1_.hasTimeout();
controlMessage1_.setDefaultReturnValue(false);
mockMessage2_.hasTimeout();
controlMessage2_.setDefaultReturnValue(false);
replayAll();
objectUnderTest_.put(mockMessage1_);
objectUnderTest_.put(mockMessage2_);
assertEquals(1, objectUnderTest_.getMessages(1, false).length);
assertEquals(1, objectUnderTest_.getMessages(1, false).length);
verifyAll();
}
private void replayAll()
{
controlMessage1_.replay();
controlMessage2_.replay();
controlMessage3_.replay();
}
private void verifyAll()
{
controlMessage1_.verify();
controlMessage2_.verify();
controlMessage3_.verify();
}
}