package jrummikub.util;

import org.junit.Before;
import org.junit.Test;
import static org.junit.Assert.*;

public class EventTest {
	boolean fired, fired2;

	@Test
	public void singleListener() {
		fired = false;
		Event testEvent = new Event();
		testEvent.add(new IListener() {

			@Override
			public void fire() {
				fired = true;

			}
		});
		assertFalse(fired);
		testEvent.fire();
		assertTrue(fired);
		fired = false;
		testEvent.fire();
		assertTrue(fired);
	}

	@Test
	public void twoListeners() {
		fired = false;
		fired2 = false;
		Event testEvent = new Event();
		testEvent.add(new IListener() {

			@Override
			public void fire() {
				fired = true;

			}
		});
		testEvent.add(new IListener() {

			@Override
			public void fire() {
				fired2 = true;

			}
		});
		assertFalse(fired);
		assertFalse(fired2);
		testEvent.fire();
		assertTrue(fired);
		assertTrue(fired2);

	}
	
	@Test public void removeListener() {
		fired = false;
		Event testEvent = new Event();
		testEvent.add(new IListener() {

			@Override
			public void fire() {
				fired = true;

			}
		});
		IListener rem = new IListener() {
			
			@Override
			public void fire() {
				fail();
			}
		};
		testEvent.add(rem);
		testEvent.remove(rem);
		testEvent.fire();
		assertTrue(fired);
	}

}