package edu.umd.cs.piccolox.event;

import junit.framework.TestCase;

public class PNotificationCenterTest extends TestCase {

    boolean changed1;
    boolean changed2;
    boolean changed3;
    boolean changed4;

    public PNotificationCenterTest(String name) {
        super(name);
    }

    public void testToString() {
        PNotificationCenter center = PNotificationCenter.defaultCenter();

        center.addListener(this, "changed1", "propertyChanged", this);
        center.addListener(this, "changed2", null, this);
        center.addListener(this, "changed3", "propertyChanged", null);
        center.addListener(this, "changed4", null, null);

        center.postNotification("propertyChanged", this);
        assertTrue(changed1 && changed2 && changed3 && changed4);
        changed1 = changed2 = changed3 = changed4 = false;

        center.postNotification("propertyChanged", new Object());
        assertTrue(!changed1 && !changed2 && changed3 && changed4);
        changed1 = changed2 = changed3 = changed4 = false;

        center.postNotification("otherPropertyChanged", this);
        assertTrue(!changed1 && changed2 && !changed3 && changed4);
        changed1 = changed2 = changed3 = changed4 = false;

        center.postNotification("otherPropertyChanged", new Object());
        assertTrue(!changed1 && !changed2 && !changed3 && changed4);
        changed1 = changed2 = changed3 = changed4 = false;
    }

    public void changed1(PNotification notification) {
        changed1 = true;
    }

    public void changed2(PNotification notification) {
        changed2 = true;
    }

    public void changed3(PNotification notification) {
        changed3 = true;
    }

    public void changed4(PNotification notification) {
        changed4 = true;
    }
}