/*
* JBoss, Home of Professional Open Source.
* Copyright 2011, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.as.osgi.parser;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Observable;
import java.util.Observer;
import org.junit.Assert;
import org.junit.Test;
/**
* @author David Bosschaert
*/
public class SubsystemStateTestCase {
@Test
public void testProperties() {
SubsystemState state = new SubsystemState();
final List<Observable> observables = new ArrayList<Observable>();
final List<Object> arguments = new ArrayList<Object>();
Observer o = new Observer() {
@Override
public void update(Observable o, Object arg) {
observables.add(o);
arguments.add(arg);
}
};
state.addObserver(o);
Assert.assertEquals("Precondition", Collections.emptyMap(), state.getProperties());
Assert.assertEquals("Precondition", 0, arguments.size());
Assert.assertNull(state.setProperty("a", "aaa"));
Assert.assertNull(state.setProperty("b", "bbb"));
Assert.assertEquals("bbb", state.setProperty("b", "ccc"));
Assert.assertEquals(3, observables.size());
Assert.assertEquals(Collections.nCopies(3, state), observables);
Assert.assertEquals(3, arguments.size());
SubsystemState.ChangeEvent event = (SubsystemState.ChangeEvent) arguments.get(0);
assertEventEquals("a", false, SubsystemState.ChangeType.PROPERTY, event);
SubsystemState.ChangeEvent event2 = (SubsystemState.ChangeEvent) arguments.get(1);
assertEventEquals("b", false, SubsystemState.ChangeType.PROPERTY, event2);
SubsystemState.ChangeEvent event3 = (SubsystemState.ChangeEvent) arguments.get(2);
assertEventEquals("b", false, SubsystemState.ChangeType.PROPERTY, event3);
Assert.assertEquals("aaa", state.getProperties().get("a"));
Assert.assertEquals("ccc", state.getProperties().get("b"));
Assert.assertEquals("aaa", state.setProperty("a", null));
Assert.assertEquals(4, observables.size());
Assert.assertEquals(Collections.nCopies(4, state), observables);
Assert.assertEquals(4, arguments.size());
SubsystemState.ChangeEvent event4 = (SubsystemState.ChangeEvent) arguments.get(3);
assertEventEquals("a", true, SubsystemState.ChangeType.PROPERTY, event4);
Assert.assertNull(state.getProperties().get("a"));
Assert.assertEquals("ccc", state.getProperties().get("b"));
}
@Test
public void testModules() {
SubsystemState state = new SubsystemState();
final List<Observable> observables = new ArrayList<Observable>();
final List<Object> arguments = new ArrayList<Object>();
Observer o = new Observer() {
@Override
public void update(Observable o, Object arg) {
observables.add(o);
arguments.add(arg);
}
};
state.addObserver(o);
Assert.assertEquals("Precondition", 0, state.getCapabilities().size());
Assert.assertEquals("Precondition", 0, arguments.size());
SubsystemState.OSGiCapability m = new SubsystemState.OSGiCapability("hi", 3);
state.addCapability(m);
Assert.assertEquals(1, arguments.size());
SubsystemState.ChangeEvent event = (SubsystemState.ChangeEvent) arguments.get(0);
assertEventEquals("hi", false, SubsystemState.ChangeType.CAPABILITY, event);
Assert.assertEquals(Collections.singletonList(m), state.getCapabilities());
Assert.assertNull(state.removeCapability("abc"));
Assert.assertEquals(Collections.singletonList(m), state.getCapabilities());
Assert.assertEquals(m, state.removeCapability("hi"));
Assert.assertEquals(2, arguments.size());
SubsystemState.ChangeEvent event2 = (SubsystemState.ChangeEvent) arguments.get(1);
assertEventEquals("hi", true, SubsystemState.ChangeType.CAPABILITY, event2);
Assert.assertEquals(0, state.getCapabilities().size());
}
@Test
public void testActivation() {
SubsystemState state = new SubsystemState();
final List<Observable> observables = new ArrayList<Observable>();
final List<Object> arguments = new ArrayList<Object>();
Observer o = new Observer() {
@Override
public void update(Observable o, Object arg) {
observables.add(o);
arguments.add(arg);
}
};
state.addObserver(o);
Assert.assertEquals("Default", SubsystemState.Activation.LAZY, state.getActivationPolicy());
Assert.assertEquals("Precondition", 0, arguments.size());
state.setActivation(SubsystemState.Activation.LAZY);
Assert.assertEquals(0, arguments.size());
state.setActivation(SubsystemState.Activation.EAGER);
Assert.assertEquals(1, arguments.size());
SubsystemState.ChangeEvent event = (SubsystemState.ChangeEvent) arguments.get(0);
assertEventEquals(SubsystemState.Activation.EAGER.name(), false, SubsystemState.ChangeType.ACTIVATION, event);
}
private void assertEventEquals(String id, boolean isRemoved, SubsystemState.ChangeType type, SubsystemState.ChangeEvent event) {
Assert.assertEquals(id, event.getId());
Assert.assertEquals(isRemoved, event.isRemoved());
Assert.assertEquals(type, event.getType());
}
}