/*
 * Copyright 2002-2010 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.integration.config.xml;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertThat;

import org.hamcrest.Factory;
import org.hamcrest.Matcher;
import org.junit.Test;

import org.springframework.beans.DirectFieldAccessor;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.integration.channel.QueueChannel;
import org.springframework.integration.core.MessagingTemplate;
import org.springframework.integration.endpoint.EventDrivenConsumer;
import org.springframework.integration.handler.BridgeHandler;
import org.springframework.integration.message.MessageMatcher;
import org.springframework.integration.support.MessageBuilder;
import org.springframework.messaging.Message;
import org.springframework.messaging.MessageChannel;
import org.springframework.messaging.MessagingException;
import org.springframework.messaging.PollableChannel;
import org.springframework.messaging.support.GenericMessage;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.AbstractJUnit4SpringContextTests;

/**
 * @author Mark Fisher
 * @author Iwein Fuld
 */
@ContextConfiguration
public class BridgeParserTests extends AbstractJUnit4SpringContextTests {

	@Autowired
	@Qualifier("pollableChannel")
	private PollableChannel pollableChannel;

	@Autowired
	@Qualifier("subscribableChannel")
	private MessageChannel subscribableChannel;

	@Autowired
	@Qualifier("stopperChannel")
	private MessageChannel stopperChannel;

	@Autowired
	@Qualifier("output1")
	private PollableChannel output1;

	@Autowired
	@Qualifier("output2")
	private PollableChannel output2;

	@Autowired
	private EventDrivenConsumer bridgeWithSendTimeout;


	@Factory
	public static Matcher<Message<?>> sameExceptImmutableHeaders(Message<?> expected) {
		return new MessageMatcher(expected);
	}

	@Test
	public void pollableChannel() {
		Message<?> message = new GenericMessage<String>("test1");
		this.pollableChannel.send(message);
		Message<?> reply = this.output1.receive(6000);
		assertThat(message, sameExceptImmutableHeaders(reply));
	}

	@Test
	public void subscribableChannel() {
		Message<?> message = new GenericMessage<String>("test2");
		this.subscribableChannel.send(message);
		Message<?> reply = this.output2.receive(0);
		assertThat(message, sameExceptImmutableHeaders(reply));
	}

	@Test
	public void stopperWithReplyHeader() {
		PollableChannel replyChannel = new QueueChannel();
		Message<?> message = MessageBuilder.withPayload("test3").setReplyChannel(replyChannel).build();
		this.stopperChannel.send(message);
		Message<?> reply = replyChannel.receive(0);
		assertThat(message, sameExceptImmutableHeaders(reply));
	}

	@Test(expected = MessagingException.class)
	public void stopperWithoutReplyHeader() {
		Message<?> message = MessageBuilder.withPayload("test3").build();
		this.stopperChannel.send(message);
	}

	@Test
	public void bridgeWithSendTimeout() {
		BridgeHandler handler = (BridgeHandler) new DirectFieldAccessor(bridgeWithSendTimeout).getPropertyValue("handler");
		MessagingTemplate template = (MessagingTemplate) new DirectFieldAccessor(handler).getPropertyValue("messagingTemplate");
		assertEquals(new Long(1234), new DirectFieldAccessor(template).getPropertyValue("sendTimeout"));
	}

}