/*
 * Copyright 2015-2016 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.monitor;

import static org.junit.Assert.assertEquals;

import java.util.Set;

import javax.management.MBeanServer;
import javax.management.ObjectName;

import org.junit.Test;
import org.junit.runner.RunWith;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.integration.channel.NullChannel;
import org.springframework.integration.config.EnableIntegration;
import org.springframework.integration.gateway.MessagingGatewaySupport;
import org.springframework.integration.jmx.config.EnableIntegrationMBeanExport;
import org.springframework.jmx.support.MBeanServerFactoryBean;
import org.springframework.messaging.MessageChannel;
import org.springframework.test.annotation.DirtiesContext;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;

/**
 * @author Artem Bilan
 * @author Gary Russell
 * @since 4.2.1
 */
@ContextConfiguration
@RunWith(SpringJUnit4ClassRunner.class)
@DirtiesContext
public class MessagingGatewaySupportRegistrationTests {

	@Autowired
	private MBeanServer server;

	@Test
	public void testHandlerMBeanRegistration() throws Exception {
		Set<ObjectName> names = this.server
				.queryNames(new ObjectName("org.springframework.integration:*,name=testGateway"), null);
		assertEquals(1, names.size());
		names = this.server.queryNames(new ObjectName("org.springframework.integration:*,type=MessageSource,name=foo"),
				null);
		assertEquals(1, names.size());
		names = this.server.queryNames(new ObjectName("org.springframework.integration:*,name=foo#2"), null);
		assertEquals(1, names.size());
	}

	@Configuration
	@EnableIntegration
	@EnableIntegrationMBeanExport
	public static class ContextConfiguration {

		@Bean
		public MessagingGatewaySupport testGateway() {
			return new MessagingGatewaySupport() {

			};
		}

		@Bean
		public MessageChannel foo() {
			return new NullChannel();
		}

		@Bean(name = "org.springframework.integration.foo1")
		public MessagingGatewaySupport anonymous1() {
			MessagingGatewaySupport messagingGatewaySupport = new MessagingGatewaySupport() {

			};
			messagingGatewaySupport.setRequestChannel(foo());
			return messagingGatewaySupport;
		}

		@Bean(name = "org.springframework.integration.foo2")
		public MessagingGatewaySupport anonymous2() {
			MessagingGatewaySupport messagingGatewaySupport = new MessagingGatewaySupport() {

			};
			messagingGatewaySupport.setRequestChannelName("foo");
			return messagingGatewaySupport;
		}

		@Bean
		public static MBeanServerFactoryBean server() {
			MBeanServerFactoryBean fb = new MBeanServerFactoryBean();
			fb.setLocateExistingServerIfPossible(true);
			return fb;
		}

	}

}