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://camel.apache.org/test.html">Test Endpoint</a> is a
034 * <a href="http://camel.apache.org/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: 747759 $
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 @SuppressWarnings("unchecked")
055 public void start() throws Exception {
056 if (LOG.isDebugEnabled()) {
057 LOG.debug("Consuming expected messages from: " + expectedMessageEndpoint);
058 }
059 final List expectedBodies = new ArrayList();
060 EndpointHelper.pollEndpoint(expectedMessageEndpoint, new Processor() {
061 public void process(Exchange exchange) throws Exception {
062 Object body = getInBody(exchange);
063 expectedBodies.add(body);
064 }
065 }, timeout);
066
067 if (LOG.isDebugEnabled()) {
068 LOG.debug("Received: " + expectedBodies.size() + " expected message(s) from: " + expectedMessageEndpoint);
069 }
070 expectedBodiesReceived(expectedBodies);
071 }
072
073 public void stop() throws Exception {
074 }
075
076 /**
077 * This method allows us to convert or coerce the expected message body into some other type
078 */
079 protected Object getInBody(Exchange exchange) {
080 return exchange.getIn().getBody();
081 }
082 }