/*
* Copyright to the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.rioproject.impl.associations;
import junit.framework.Assert;
import net.jini.core.lookup.ServiceItem;
import org.junit.Test;
import org.rioproject.associations.Association;
import org.rioproject.associations.AssociationDescriptor;
import org.rioproject.impl.associations.DefaultAssociation;
import java.util.*;
/**
* Tests adding, removing and iterating over collection of associated services
*/
public class AssociationCollectionTest {
@Test
public void testAdd() {
Association<Dummy> a = new DefaultAssociation<Dummy>(new AssociationDescriptor());
for(int i=0; i<10; i++)
a.addServiceItem(AssociationUtils.makeServiceItem(i));
Assert.assertEquals("Should have 10 associated services", 10, a.getServiceCount());
int i=0;
for(Dummy d : a.getServices()) {
Assert.assertEquals(i, d.getIndex());
i++;
}
}
@Test
public void testAddRemove() {
Association<Dummy> a = new DefaultAssociation<Dummy>(new AssociationDescriptor());
for(int i=0; i<10; i++)
a.addServiceItem(AssociationUtils.makeServiceItem(i));
Assert.assertEquals("Should have 10 associated services", 10, a.getServiceCount());
ServiceItem[] items = a.getServiceItems();
List<ServiceItem> list = new ArrayList<ServiceItem>();
list.addAll(Arrays.asList(items));
Random r = new Random();
while(list.size()>0) {
int toRemove = r.nextInt(list.size());
ServiceItem item = list.remove(toRemove);
ServiceItem removed = a.removeService((Dummy)item.service);
Assert.assertEquals(item.service, removed.service);
}
Assert.assertEquals("Should have 0 associated services", 0, a.getServiceCount());
}
@Test
public void testNext() {
Association<Dummy> a = new DefaultAssociation<Dummy>(new AssociationDescriptor());
for(int i=0; i<10; i++)
a.addServiceItem(AssociationUtils.makeServiceItem(i));
Assert.assertEquals("Should have 10 associated services", 10, a.getServiceCount());
for(int i=0; i<a.getServiceCount(); i++) {
ServiceItem item = a.getNextServiceItem();
Assert.assertEquals(i, ((Dummy)item.service).getIndex());
}
Assert.assertEquals(0, ((Dummy)a.getNextServiceItem().service).getIndex());
}
@Test
public void testNextAndAdd() {
Association<Dummy> a = new DefaultAssociation<Dummy>(new AssociationDescriptor());
for(int i=0; i<10; i++)
a.addServiceItem(AssociationUtils.makeServiceItem(i));
Assert.assertEquals("Should have 10 associated services", 10, a.getServiceCount());
for(int i=0; i<a.getServiceCount(); i++) {
ServiceItem item = a.getNextServiceItem();
Assert.assertEquals(i, ((Dummy)item.service).getIndex());
}
a.addServiceItem(AssociationUtils.makeServiceItem(a.getServiceCount()));
Assert.assertEquals(10, ((Dummy)a.getNextServiceItem().service).getIndex());
}
@Test
public void testNextAndRemove() {
Association<Dummy> a = new DefaultAssociation<Dummy>(new AssociationDescriptor());
for(int i=0; i<10; i++)
a.addServiceItem(AssociationUtils.makeServiceItem(i));
Assert.assertEquals("Should have 10 associated services", 10, a.getServiceCount());
for(int i=0; i<a.getServiceCount(); i++) {
ServiceItem item = a.getNextServiceItem();
Assert.assertEquals(i, ((Dummy)item.service).getIndex());
}
ServiceItem removed = a.removeService(new DummyImpl(0));
Assert.assertNotNull(removed);
Assert.assertEquals(9, a.getServiceCount());
Assert.assertEquals(1, ((Dummy)a.getNextServiceItem().service).getIndex());
Assert.assertEquals(2, ((Dummy)a.getNextServiceItem().service).getIndex());
removed = a.removeService(new DummyImpl(3));
Assert.assertNotNull(removed);
Assert.assertEquals(8, a.getServiceCount());
Assert.assertEquals(4, ((Dummy)a.getNextServiceItem().service).getIndex());
Assert.assertEquals(5, ((Dummy)a.getNextServiceItem().service).getIndex());
Assert.assertEquals(6, ((Dummy)a.getNextServiceItem().service).getIndex());
removed = a.removeService(new DummyImpl(7));
Assert.assertNotNull(removed);
removed = a.removeService(new DummyImpl(8));
Assert.assertNotNull(removed);
removed = a.removeService(new DummyImpl(9));
Assert.assertNotNull(removed);
Assert.assertEquals(5, a.getServiceCount());
removed = a.removeService(new DummyImpl(1));
Assert.assertNotNull(removed);
Assert.assertEquals(2, ((Dummy)a.getNextServiceItem().service).getIndex());
}
@Test
public void testIterable() {
Association<Dummy> a = new DefaultAssociation<Dummy>(new AssociationDescriptor());
for(int i=0; i<10; i++)
a.addServiceItem(AssociationUtils.makeServiceItem(i));
Assert.assertEquals("Should have 10 associated services", 10, a.getServiceCount());
int i=0;
for(Dummy d : a) {
Assert.assertEquals(i, d.getIndex());
i++;
}
}
@Test
public void testEmpty() {
Association<Dummy> a = new DefaultAssociation<Dummy>(new AssociationDescriptor());
Assert.assertNull(a.getNextServiceItem());
Assert.assertNull(a.getService());
Assert.assertNull(a.getServiceItem());
Assert.assertNull(a.removeService(new DummyImpl(0)));
Assert.assertEquals(0, a.getServices().size());
Assert.assertFalse(a.iterator().hasNext());
Assert.assertEquals(0, a.getServiceCount());
}
}