@Test
public void testSendMulticastMessage() {

	ClusterLinkImpl clusterLinkImpl = getClusterLinkImpl(1);
	List<Serializable> multicastMessages =
		TestClusterChannel.getMulticastMessages();
	List<ObjectValuePair<Serializable, Address>> unicastMessages =
		TestClusterChannel.getUnicastMessages();
	Assert.assertTrue(
		multicastMessages.toString(), multicastMessages.isEmpty());
	Assert.assertTrue(
		unicastMessages.toString(), unicastMessages.isEmpty());
	Message message = new Message();
	clusterLinkImpl.sendMulticastMessage(message, Priority.LEVEL1);
	Assert.assertEquals(
		multicastMessages.toString(), 1, multicastMessages.size());
	Assert.assertTrue(
		multicastMessages.toString(), multicastMessages.contains(message));
	Assert.assertTrue(
		unicastMessages.toString(), unicastMessages.isEmpty());
}