/**
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.apache.camel.component.mail;
import javax.mail.Folder;
import javax.mail.Message;
import javax.mail.Store;
import javax.mail.internet.MimeMessage;
import org.apache.camel.ContextTestSupport;
import org.apache.camel.builder.RouteBuilder;
import org.apache.camel.component.mock.MockEndpoint;
import org.jvnet.mock_javamail.Mailbox;
import org.springframework.mail.javamail.JavaMailSenderImpl;
/**
* Unit test for fetch size.
*/
public class MailFetchSizeTest extends ContextTestSupport {
public void testFetchSize() throws Exception {
prepareMailbox();
Mailbox mailbox = Mailbox.get("jones@localhost");
assertEquals(5, mailbox.size());
MockEndpoint mock = getMockEndpoint("mock:result");
mock.expectedMessageCount(2);
mock.expectedBodiesReceived("Message 0", "Message 1");
// should be done within 2 seconds as no delay when started
mock.setResultWaitTime(2000L);
mock.assertIsSatisfied();
Thread.sleep(500);
assertEquals(3, mailbox.size());
// reset mock to assert the next batch of 2 messages polled
mock.reset();
mock.expectedMessageCount(2);
mock.expectedBodiesReceived("Message 2", "Message 3");
// should be done within 5 (delay) + 1 seconds (polling)
mock.setResultWaitTime(7000L);
mock.assertIsSatisfied();
Thread.sleep(500);
assertEquals(1, mailbox.size());
// reset mock to assert the last message polled
mock.reset();
mock.expectedMessageCount(1);
mock.expectedBodiesReceived("Message 4");
mock.assertIsSatisfied();
}
private void prepareMailbox() throws Exception {
// connect to mailbox
Mailbox.clearAll();
JavaMailSenderImpl sender = new JavaMailSenderImpl();
Store store = sender.getSession().getStore("pop3");
store.connect("localhost", 25, "jones", "secret");
Folder folder = store.getFolder("INBOX");
folder.open(Folder.READ_WRITE);
folder.expunge();
// inserts 5 new messages
Message[] messages = new Message[5];
for (int i = 0; i < 5; i++) {
messages[i] = new MimeMessage(sender.getSession());
messages[i].setText("Message " + i);
}
folder.appendMessages(messages);
folder.close(true);
}
protected RouteBuilder createRouteBuilder() throws Exception {
return new RouteBuilder() {
public void configure() throws Exception {
from("pop3://jones@localhost?password=secret&fetchSize=2&consumer.delay=5000"
+ "&deleteProcessedMessages=true").to("mock:result");
}
};
}
}