TcpTest.java

/*
 * Copyright 2013-2014 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.springframework.xd.integration.test;

import java.util.UUID;

import org.junit.Test;


/**
 * Runs a basic suite of TCP (Source/Sink) tests on an XD Cluster instance.
 *
 * @author Glenn Renfro
 */
public class TcpTest extends AbstractIntegrationTest {

	/**
	 * Verifies that the TCP Source that terminates with a CRLF returns the correct data.
	 *
	 */
	@Test
	public void testTCPSourceCRLF() {
		String data = UUID.randomUUID().toString();
		stream(sources.tcp() + XD_DELIMITER + sinks.file());
		sources.tcpSource().sendBytes((data + "\r\n").getBytes());
		assertValid(data, sinks.file());
		assertReceived(1);
	}

	/**
	 * * Verifies that data sent by the TCP sink that terminates with a CRLF works as expected.
	 *
	 */
	@Test
	public void testTCPSink() {
		String data = UUID.randomUUID().toString();
		stream(sources.tcp() + XD_DELIMITER + sinks.file());
		stream("dataSender",
				"trigger --payload='" + data + "'" + XD_DELIMITER + sinks.tcpSink());
		assertValid(data, sinks.file());
		assertReceived(1);
	}
}