001 /**
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements. See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License. You may obtain a copy of the License at
008 *
009 * http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017 package org.apache.camel.component.test;
018
019 import java.util.ArrayList;
020 import java.util.List;
021
022 import org.apache.camel.Component;
023 import org.apache.camel.Endpoint;
024 import org.apache.camel.Exchange;
025 import org.apache.camel.Processor;
026 import org.apache.camel.Service;
027 import org.apache.camel.component.mock.MockEndpoint;
028 import org.apache.camel.util.EndpointHelper;
029 import org.apache.commons.logging.Log;
030 import org.apache.commons.logging.LogFactory;
031
032 /**
033 * A <a href="http://activemq.apache.org/camel/test.html">Test Endpoint</a> is a
034 * <a href="http://activemq.apache.org/camel/mock.html">Mock Endpoint</a> for testing but it will
035 * pull all messages from the nested endpoint and use those as expected message body assertions.
036 *
037 * @version $Revision: 655516 $
038 */
039 public class TestEndpoint extends MockEndpoint implements Service {
040 private static final transient Log LOG = LogFactory.getLog(TestEndpoint.class);
041 private final Endpoint expectedMessageEndpoint;
042 private long timeout = 2000L;
043
044 public TestEndpoint(String endpointUri, Component component, Endpoint expectedMessageEndpoint) {
045 super(endpointUri, component);
046 this.expectedMessageEndpoint = expectedMessageEndpoint;
047 }
048
049 public TestEndpoint(String endpointUri, Endpoint expectedMessageEndpoint) {
050 super(endpointUri);
051 this.expectedMessageEndpoint = expectedMessageEndpoint;
052 }
053
054 public void start() throws Exception {
055 if (LOG.isDebugEnabled()) {
056 LOG.debug("Consuming expected messages from: " + expectedMessageEndpoint);
057 }
058 final List expectedBodies = new ArrayList();
059 EndpointHelper.pollEndpoint(expectedMessageEndpoint, new Processor() {
060 public void process(Exchange exchange) throws Exception {
061 Object body = getInBody(exchange);
062 expectedBodies.add(body);
063 }
064 }, timeout);
065
066 if (LOG.isDebugEnabled()) {
067 LOG.debug("Received: " + expectedBodies.size() + " expected message(s) from: " + expectedMessageEndpoint);
068 }
069 expectedBodiesReceived(expectedBodies);
070 }
071
072 public void stop() throws Exception {
073 }
074
075 /**
076 * This method allows us to convert or coerce the expected message body into some other type
077 */
078 protected Object getInBody(Exchange exchange) {
079 return exchange.getIn().getBody();
080 }
081 }