DefaultMapDemultiplexerEventSenderTest.java

package org.sef4j.core.helpers.senders.multiplexer;

import java.util.Arrays;
import java.util.List;

import org.junit.Assert;
import org.junit.Test;
import org.sef4j.core.helpers.senders.InMemoryEventSender;


public class DefaultMapDemultiplexerEventSenderTest {

	protected static class E {}
	private static final String KEY1 = "key1";
	private static final String KEY2 = "key2";
	
	protected InMemoryEventSender<E> targetDefaultSender = new InMemoryEventSender<E>();
	protected InMemoryEventSender<E> targetKey1Sender = new InMemoryEventSender<E>();
	protected InMemoryEventSender<E> targetKey2Sender = new InMemoryEventSender<E>();
	protected DefaultMapDemultiplexerEventSender<String,E> sut = new DefaultMapDemultiplexerEventSender<String,E>();
	
	protected E e1 = new E();
	protected MultiplexedEvent<String,E> wrappedE1 = new MultiplexedEvent<String,E>(KEY1, e1);
	protected E e2 = new E();
	protected MultiplexedEvent<String,E> wrappedE2 = new MultiplexedEvent<String,E>(KEY2, e2);
	
	@Test
	public void testSendEvent_dispatchToDefault() {
		// Prepare
		// Perform
		sut.sendEvent(wrappedE1);
		// Post-check
		List<E> receivedDefaultEvents = targetDefaultSender.clearAndGet();
		Assert.assertEquals(0, receivedDefaultEvents.size());
		
		// Prepare
		sut.setDefaultEventSender(targetDefaultSender);
		// Perform
		sut.sendEvent(wrappedE1);
		// Post-check
		receivedDefaultEvents = targetDefaultSender.clearAndGet();
		Assert.assertEquals(1, receivedDefaultEvents.size());
		Assert.assertSame(e1, receivedDefaultEvents.get(0));

	}

	@Test
	public void testSendEvent_wrappedKey1_dispatchToTarget1() {
		// Prepare
		sut.putEventSenderDispatcher(KEY1, targetKey1Sender);
		// Perform
		sut.sendEvent(wrappedE1);
		// Post-check
		List<E> receivedTarget1Events = targetKey1Sender.clearAndGet();
		Assert.assertEquals(1, receivedTarget1Events.size());
		Assert.assertSame(e1, receivedTarget1Events.get(0));

		List<E> receivedTarget2Events = targetKey2Sender.clearAndGet();
		Assert.assertEquals(0, receivedTarget2Events.size());
	}
	
		
	@Test
	public void testSendEvent_wrappedKey1_dispatchE2ToDefault() {
		// Prepare
		sut.putEventSenderDispatcher(KEY1, targetKey1Sender);
		sut.setDefaultEventSender(targetDefaultSender);
		// Perform
		sut.sendEvent(wrappedE2);
		// Post-check
		List<E> receivedDefaultEvents = targetDefaultSender.clearAndGet();
		Assert.assertEquals(1, receivedDefaultEvents.size());
		Assert.assertSame(e2, receivedDefaultEvents.get(0));
	}

	@Test
	public void testSendEvents_wrappedKey1_dispatchToTarget1() {
		// Prepare
		sut.putEventSenderDispatcher(KEY1, targetKey1Sender);
		sut.putEventSenderDispatcher(KEY2, targetKey2Sender);
		sut.setDefaultEventSender(targetDefaultSender);
		// Perform
		sut.sendEvents(Arrays.asList(new MultiplexedEvent[] { wrappedE1, wrappedE1, wrappedE2 }));

		// Post-check
		List<E> receivedTarget1Events = targetKey1Sender.clearAndGet();
		Assert.assertEquals(2, receivedTarget1Events.size());
		Assert.assertSame(e1, receivedTarget1Events.get(0));
		Assert.assertSame(e1, receivedTarget1Events.get(1));

		List<E> receivedTarget2Events = targetKey2Sender.clearAndGet();
		Assert.assertEquals(1, receivedTarget2Events.size());
		Assert.assertSame(e2, receivedTarget2Events.get(0));

		List<E> receivedDefaultEvents = targetDefaultSender.clearAndGet();
		Assert.assertEquals(0, receivedDefaultEvents.size());
	}
	
}