@SuppressWarnings("unused")
		public void handleMessage(Object s) {
			this.latch.countDown();
		}
Temporary copy of SI RedisPublishingMessageHandlerTests that adds tests that publish messages with data types other
than String

@author Mark Fisher
@author Jennifer Hickey
@author Gary Russell
spring-xd-dirt/src/test/java/org/springframework/xd/dirt/integration/redis/RedisPublishingMessageHandlerTests.java