/*
 * Copyright 2012-2023 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
 *
 *      https://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.boot.autoconfigure.amqp;

import java.security.NoSuchAlgorithmException;
import java.util.List;
import java.util.concurrent.atomic.AtomicInteger;

import javax.net.ssl.SSLSocketFactory;

import com.rabbitmq.client.Address;
import com.rabbitmq.client.Connection;
import com.rabbitmq.client.JDKSaslConfig;
import com.rabbitmq.client.impl.CredentialsProvider;
import com.rabbitmq.client.impl.CredentialsRefreshService;
import com.rabbitmq.client.impl.DefaultCredentialsProvider;
import org.aopalliance.aop.Advice;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.ExtendWith;
import org.mockito.InOrder;

import org.springframework.amqp.core.AcknowledgeMode;
import org.springframework.amqp.core.AmqpAdmin;
import org.springframework.amqp.core.Message;
import org.springframework.amqp.rabbit.annotation.EnableRabbit;
import org.springframework.amqp.rabbit.annotation.RabbitListener;
import org.springframework.amqp.rabbit.config.AbstractRabbitListenerContainerFactory;
import org.springframework.amqp.rabbit.config.ContainerCustomizer;
import org.springframework.amqp.rabbit.config.DirectRabbitListenerContainerFactory;
import org.springframework.amqp.rabbit.config.RabbitListenerConfigUtils;
import org.springframework.amqp.rabbit.config.SimpleRabbitListenerContainerFactory;
import org.springframework.amqp.rabbit.connection.AbstractConnectionFactory.AddressShuffleMode;
import org.springframework.amqp.rabbit.connection.CachingConnectionFactory;
import org.springframework.amqp.rabbit.connection.CachingConnectionFactory.CacheMode;
import org.springframework.amqp.rabbit.connection.ConnectionFactory;
import org.springframework.amqp.rabbit.connection.ConnectionNameStrategy;
import org.springframework.amqp.rabbit.core.RabbitAdmin;
import org.springframework.amqp.rabbit.core.RabbitMessagingTemplate;
import org.springframework.amqp.rabbit.core.RabbitTemplate;
import org.springframework.amqp.rabbit.listener.DirectMessageListenerContainer;
import org.springframework.amqp.rabbit.listener.RabbitListenerContainerFactory;
import org.springframework.amqp.rabbit.listener.SimpleMessageListenerContainer;
import org.springframework.amqp.rabbit.retry.MessageRecoverer;
import org.springframework.amqp.support.converter.MessageConverter;
import org.springframework.beans.factory.NoSuchBeanDefinitionException;
import org.springframework.boot.autoconfigure.AutoConfigurations;
import org.springframework.boot.test.context.assertj.AssertableApplicationContext;
import org.springframework.boot.test.context.runner.ApplicationContextRunner;
import org.springframework.boot.test.system.CapturedOutput;
import org.springframework.boot.test.system.OutputCaptureExtension;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Import;
import org.springframework.context.annotation.Primary;
import org.springframework.core.Ordered;
import org.springframework.core.annotation.Order;
import org.springframework.retry.RetryPolicy;
import org.springframework.retry.backoff.BackOffPolicy;
import org.springframework.retry.backoff.ExponentialBackOffPolicy;
import org.springframework.retry.interceptor.MethodInvocationRecoverer;
import org.springframework.retry.policy.NeverRetryPolicy;
import org.springframework.retry.policy.SimpleRetryPolicy;
import org.springframework.retry.support.RetryTemplate;
import org.springframework.test.util.ReflectionTestUtils;

import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatExceptionOfType;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.ArgumentMatchers.anyString;
import static org.mockito.ArgumentMatchers.eq;
import static org.mockito.ArgumentMatchers.isNull;
import static org.mockito.BDDMockito.given;
import static org.mockito.BDDMockito.then;
import static org.mockito.Mockito.inOrder;
import static org.mockito.Mockito.mock;

/**
 * Tests for {@link RabbitAutoConfiguration}.
 *
 * @author Greg Turnquist
 * @author Stephane Nicoll
 * @author Gary Russell
 * @author HaiTao Zhang
 * @author Franjo Zilic
 * @author Moritz Halbritter
 * @author Andy Wilkinson
 * @author Phillip Webb
 */
@ExtendWith(OutputCaptureExtension.class)
class RabbitAutoConfigurationTests {

	private final ApplicationContextRunner contextRunner = new ApplicationContextRunner()
		.withConfiguration(AutoConfigurations.of(RabbitAutoConfiguration.class));

	@Test
	void testDefaultRabbitConfiguration() {
		this.contextRunner.withUserConfiguration(TestConfiguration.class).run((context) -> {
			RabbitTemplate rabbitTemplate = context.getBean(RabbitTemplate.class);
			RabbitMessagingTemplate messagingTemplate = context.getBean(RabbitMessagingTemplate.class);
			CachingConnectionFactory connectionFactory = context.getBean(CachingConnectionFactory.class);
			RabbitAdmin amqpAdmin = context.getBean(RabbitAdmin.class);
			assertThat(rabbitTemplate.getConnectionFactory()).isEqualTo(connectionFactory);
			assertThat(getMandatory(rabbitTemplate)).isFalse();
			assertThat(messagingTemplate.getRabbitTemplate()).isEqualTo(rabbitTemplate);
			assertThat(amqpAdmin).isNotNull();
			assertThat(connectionFactory.getHost()).isEqualTo("localhost");
			assertThat(getTargetConnectionFactory(context).getRequestedChannelMax())
				.isEqualTo(com.rabbitmq.client.ConnectionFactory.DEFAULT_CHANNEL_MAX);
			assertThat(connectionFactory.isPublisherConfirms()).isFalse();
			assertThat(connectionFactory.isPublisherReturns()).isFalse();
			assertThat(connectionFactory.getRabbitConnectionFactory().getChannelRpcTimeout())
				.isEqualTo(com.rabbitmq.client.ConnectionFactory.DEFAULT_CHANNEL_RPC_TIMEOUT);
			assertThat(context.containsBean("rabbitListenerContainerFactory"))
				.as("Listener container factory should be created by default")
				.isTrue();
		});
	}

	@Test
	void testDefaultRabbitTemplateConfiguration() {
		this.contextRunner.withUserConfiguration(TestConfiguration.class).run((context) -> {
			RabbitTemplate rabbitTemplate = context.getBean(RabbitTemplate.class);
			RabbitTemplate defaultRabbitTemplate = new RabbitTemplate();
			assertThat(rabbitTemplate.getRoutingKey()).isEqualTo(defaultRabbitTemplate.getRoutingKey());
			assertThat(rabbitTemplate.getExchange()).isEqualTo(defaultRabbitTemplate.getExchange());
		});
	}

	@Test
	void testDefaultConnectionFactoryConfiguration() {
		this.contextRunner.withUserConfiguration(TestConfiguration.class).run((context) -> {
			RabbitProperties properties = new RabbitProperties();
			com.rabbitmq.client.ConnectionFactory rabbitConnectionFactory = getTargetConnectionFactory(context);
			assertThat(rabbitConnectionFactory.getUsername()).isEqualTo(properties.getUsername());
			assertThat(rabbitConnectionFactory.getPassword()).isEqualTo(properties.getPassword());
		});
	}

	@Test
	@SuppressWarnings("unchecked")
	void testConnectionFactoryWithOverrides() {
		this.contextRunner.withUserConfiguration(TestConfiguration.class)
			.withPropertyValues("spring.rabbitmq.host:remote-server", "spring.rabbitmq.port:9000",
					"spring.rabbitmq.address-shuffle-mode=random", "spring.rabbitmq.username:alice",
					"spring.rabbitmq.password:secret", "spring.rabbitmq.virtual_host:/vhost",
					"spring.rabbitmq.connection-timeout:123", "spring.rabbitmq.channel-rpc-timeout:140")
			.run((context) -> {
				CachingConnectionFactory connectionFactory = context.getBean(CachingConnectionFactory.class);
				assertThat(connectionFactory.getHost()).isEqualTo("remote-server");
				assertThat(connectionFactory.getPort()).isEqualTo(9000);
				assertThat(connectionFactory).hasFieldOrPropertyWithValue("addressShuffleMode",
						AddressShuffleMode.RANDOM);
				assertThat(connectionFactory.getVirtualHost()).isEqualTo("/vhost");
				com.rabbitmq.client.ConnectionFactory rcf = connectionFactory.getRabbitConnectionFactory();
				assertThat(rcf.getConnectionTimeout()).isEqualTo(123);
				assertThat(rcf.getChannelRpcTimeout()).isEqualTo(140);
				assertThat((List<Address>) ReflectionTestUtils.getField(connectionFactory, "addresses")).hasSize(1);
			});
	}

	@Test
	void definesPropertiesBasedConnectionDetailsByDefault() {
		this.contextRunner.run((context) -> assertThat(context).hasSingleBean(PropertiesRabbitConnectionDetails.class));
	}

	@Test
	@SuppressWarnings("unchecked")
	void testConnectionFactoryWithOverridesWhenUsingCustomConnectionDetails() {
		this.contextRunner.withUserConfiguration(TestConfiguration.class, ConnectionDetailsConfiguration.class)
			.withPropertyValues("spring.rabbitmq.host:remote-server", "spring.rabbitmq.port:9000",
					"spring.rabbitmq.username:alice", "spring.rabbitmq.password:secret",
					"spring.rabbitmq.virtual_host:/vhost")
			.run((context) -> {
				assertThat(context).hasSingleBean(RabbitConnectionDetails.class)
					.doesNotHaveBean(PropertiesRabbitConnectionDetails.class);
				CachingConnectionFactory connectionFactory = context.getBean(CachingConnectionFactory.class);
				assertThat(connectionFactory.getHost()).isEqualTo("rabbit.example.com");
				assertThat(connectionFactory.getPort()).isEqualTo(12345);
				assertThat(connectionFactory.getVirtualHost()).isEqualTo("/vhost-1");
				assertThat(connectionFactory.getUsername()).isEqualTo("user-1");
				assertThat(connectionFactory.getRabbitConnectionFactory().getPassword()).isEqualTo("password-1");
				List<Address> addresses = (List<Address>) ReflectionTestUtils.getField(connectionFactory, "addresses");
				assertThat(addresses).containsExactly(new Address("rabbit.example.com", 12345),
						new Address("rabbit2.example.com", 23456));
			});
	}

	@Test
	@SuppressWarnings("unchecked")
	void testConnectionFactoryWithCustomConnectionNameStrategy() {
		this.contextRunner.withUserConfiguration(ConnectionNameStrategyConfiguration.class).run((context) -> {
			CachingConnectionFactory connectionFactory = context.getBean(CachingConnectionFactory.class);
			List<Address> addresses = (List<Address>) ReflectionTestUtils.getField(connectionFactory, "addresses");
			assertThat(addresses).hasSize(1);
			com.rabbitmq.client.ConnectionFactory rcf = mock(com.rabbitmq.client.ConnectionFactory.class);
			given(rcf.newConnection(isNull(), eq(addresses), anyString())).willReturn(mock(Connection.class));
			ReflectionTestUtils.setField(connectionFactory, "rabbitConnectionFactory", rcf);
			try (org.springframework.amqp.rabbit.connection.Connection connection = connectionFactory
				.createConnection()) {
				then(rcf).should().newConnection(isNull(), eq(addresses), eq("test#0"));
			}
			connectionFactory.resetConnection();
			try (org.springframework.amqp.rabbit.connection.Connection connection = connectionFactory
				.createConnection()) {
				then(rcf).should().newConnection(isNull(), eq(addresses), eq("test#1"));
			}
		});
	}

	@Test
	void testConnectionFactoryEmptyVirtualHost() {
		this.contextRunner.withUserConfiguration(TestConfiguration.class)
			.withPropertyValues("spring.rabbitmq.virtual_host:")
			.run((context) -> {
				CachingConnectionFactory connectionFactory = context.getBean(CachingConnectionFactory.class);
				assertThat(connectionFactory.getVirtualHost()).isEqualTo("/");
			});
	}

	@Test
	void testConnectionFactoryVirtualHostNoLeadingSlash() {
		this.contextRunner.withUserConfiguration(TestConfiguration.class)
			.withPropertyValues("spring.rabbitmq.virtual_host:foo")
			.run((context) -> {
				CachingConnectionFactory connectionFactory = context.getBean(CachingConnectionFactory.class);
				assertThat(connectionFactory.getVirtualHost()).isEqualTo("foo");
			});
	}

	@Test
	void testConnectionFactoryVirtualHostMultiLeadingSlashes() {
		this.contextRunner.withUserConfiguration(TestConfiguration.class)
			.withPropertyValues("spring.rabbitmq.virtual_host:///foo")
			.run((context) -> {
				CachingConnectionFactory connectionFactory = context.getBean(CachingConnectionFactory.class);
				assertThat(connectionFactory.getVirtualHost()).isEqualTo("///foo");
			});
	}

	@Test
	void testConnectionFactoryDefaultVirtualHost() {
		this.contextRunner.withUserConfiguration(TestConfiguration.class)
			.withPropertyValues("spring.rabbitmq.virtual_host:/")
			.run((context) -> {
				CachingConnectionFactory connectionFactory = context.getBean(CachingConnectionFactory.class);
				assertThat(connectionFactory.getVirtualHost()).isEqualTo("/");
			});
	}

	@Test
	void testConnectionFactoryPublisherConfirmTypeCorrelated() {
		this.contextRunner.withUserConfiguration(TestConfiguration.class)
			.withPropertyValues("spring.rabbitmq.publisher-confirm-type=correlated")
			.run((context) -> {
				CachingConnectionFactory connectionFactory = context.getBean(CachingConnectionFactory.class);
				assertThat(connectionFactory.isPublisherConfirms()).isTrue();
				assertThat(connectionFactory.isSimplePublisherConfirms()).isFalse();
			});
	}

	@Test
	void testConnectionFactoryPublisherConfirmTypeSimple() {
		this.contextRunner.withUserConfiguration(TestConfiguration.class)
			.withPropertyValues("spring.rabbitmq.publisher-confirm-type=simple")
			.run((context) -> {
				CachingConnectionFactory connectionFactory = context.getBean(CachingConnectionFactory.class);
				assertThat(connectionFactory.isPublisherConfirms()).isFalse();
				assertThat(connectionFactory.isSimplePublisherConfirms()).isTrue();
			});
	}

	@Test
	void testConnectionFactoryPublisherReturns() {
		this.contextRunner.withUserConfiguration(TestConfiguration.class)
			.withPropertyValues("spring.rabbitmq.publisher-returns=true")
			.run((context) -> {
				CachingConnectionFactory connectionFactory = context.getBean(CachingConnectionFactory.class);
				RabbitTemplate rabbitTemplate = context.getBean(RabbitTemplate.class);
				assertThat(connectionFactory.isPublisherReturns()).isTrue();
				assertThat(getMandatory(rabbitTemplate)).isTrue();
			});
	}

	@Test
	void testRabbitTemplateMessageConverters() {
		this.contextRunner.withUserConfiguration(MessageConvertersConfiguration.class).run((context) -> {
			RabbitTemplate rabbitTemplate = context.getBean(RabbitTemplate.class);
			assertThat(rabbitTemplate.getMessageConverter()).isSameAs(context.getBean("myMessageConverter"));
			assertThat(rabbitTemplate).hasFieldOrPropertyWithValue("retryTemplate", null);
		});
	}

	@Test
	void testRabbitTemplateRetry() {
		this.contextRunner.withUserConfiguration(TestConfiguration.class)
			.withPropertyValues("spring.rabbitmq.template.retry.enabled:true",
					"spring.rabbitmq.template.retry.maxAttempts:4",
					"spring.rabbitmq.template.retry.initialInterval:2000",
					"spring.rabbitmq.template.retry.multiplier:1.5", "spring.rabbitmq.template.retry.maxInterval:5000",
					"spring.rabbitmq.template.receiveTimeout:123", "spring.rabbitmq.template.replyTimeout:456")
			.run((context) -> {
				RabbitTemplate rabbitTemplate = context.getBean(RabbitTemplate.class);
				assertThat(rabbitTemplate).hasFieldOrPropertyWithValue("receiveTimeout", 123L);
				assertThat(rabbitTemplate).hasFieldOrPropertyWithValue("replyTimeout", 456L);
				RetryTemplate retryTemplate = (RetryTemplate) ReflectionTestUtils.getField(rabbitTemplate,
						"retryTemplate");
				assertThat(retryTemplate).isNotNull();
				SimpleRetryPolicy retryPolicy = (SimpleRetryPolicy) ReflectionTestUtils.getField(retryTemplate,
						"retryPolicy");
				ExponentialBackOffPolicy backOffPolicy = (ExponentialBackOffPolicy) ReflectionTestUtils
					.getField(retryTemplate, "backOffPolicy");
				assertThat(retryPolicy.getMaxAttempts()).isEqualTo(4);
				assertThat(backOffPolicy.getInitialInterval()).isEqualTo(2000);
				assertThat(backOffPolicy.getMultiplier()).isEqualTo(1.5);
				assertThat(backOffPolicy.getMaxInterval()).isEqualTo(5000);
			});
	}

	@Test
	void testRabbitTemplateRetryWithCustomizer() {
		this.contextRunner.withUserConfiguration(RabbitRetryTemplateCustomizerConfiguration.class)
			.withPropertyValues("spring.rabbitmq.template.retry.enabled:true",
					"spring.rabbitmq.template.retry.initialInterval:2000")
			.run((context) -> {
				RabbitTemplate rabbitTemplate = context.getBean(RabbitTemplate.class);
				RetryTemplate retryTemplate = (RetryTemplate) ReflectionTestUtils.getField(rabbitTemplate,
						"retryTemplate");
				assertThat(retryTemplate).isNotNull();
				ExponentialBackOffPolicy backOffPolicy = (ExponentialBackOffPolicy) ReflectionTestUtils
					.getField(retryTemplate, "backOffPolicy");
				assertThat(backOffPolicy)
					.isSameAs(context.getBean(RabbitRetryTemplateCustomizerConfiguration.class).backOffPolicy);
				assertThat(backOffPolicy.getInitialInterval()).isEqualTo(100);
			});
	}

	@Test
	void testRabbitTemplateExchangeAndRoutingKey() {
		this.contextRunner.withUserConfiguration(TestConfiguration.class)
			.withPropertyValues("spring.rabbitmq.template.exchange:my-exchange",
					"spring.rabbitmq.template.routing-key:my-routing-key")
			.run((context) -> {
				RabbitTemplate rabbitTemplate = context.getBean(RabbitTemplate.class);
				assertThat(rabbitTemplate.getExchange()).isEqualTo("my-exchange");
				assertThat(rabbitTemplate.getRoutingKey()).isEqualTo("my-routing-key");
			});
	}

	@Test
	void testRabbitTemplateDefaultReceiveQueue() {
		this.contextRunner.withUserConfiguration(TestConfiguration.class)
			.withPropertyValues("spring.rabbitmq.template.default-receive-queue:default-queue")
			.run((context) -> {
				RabbitTemplate rabbitTemplate = context.getBean(RabbitTemplate.class);
				assertThat(rabbitTemplate).hasFieldOrPropertyWithValue("defaultReceiveQueue", "default-queue");
			});
	}

	@Test
	void testRabbitTemplateMandatory() {
		this.contextRunner.withUserConfiguration(TestConfiguration.class)
			.withPropertyValues("spring.rabbitmq.template.mandatory:true")
			.run((context) -> {
				RabbitTemplate rabbitTemplate = context.getBean(RabbitTemplate.class);
				assertThat(getMandatory(rabbitTemplate)).isTrue();
			});
	}

	@Test
	void testRabbitTemplateMandatoryDisabledEvenIfPublisherReturnsIsSet() {
		this.contextRunner.withUserConfiguration(TestConfiguration.class)
			.withPropertyValues("spring.rabbitmq.template.mandatory:false", "spring.rabbitmq.publisher-returns=true")
			.run((context) -> {
				RabbitTemplate rabbitTemplate = context.getBean(RabbitTemplate.class);
				assertThat(getMandatory(rabbitTemplate)).isFalse();
			});
	}

	@Test
	void testRabbitTemplateConfigurersIsAvailable() {
		this.contextRunner.withUserConfiguration(TestConfiguration.class)
			.run((context) -> assertThat(context).hasSingleBean(RabbitTemplateConfigurer.class));
	}

	@Test
	void testRabbitTemplateConfigurerUsesConfig() {
		this.contextRunner.withUserConfiguration(MessageConvertersConfiguration.class)
			.withPropertyValues("spring.rabbitmq.template.exchange:my-exchange",
					"spring.rabbitmq.template.routing-key:my-routing-key",
					"spring.rabbitmq.template.default-receive-queue:default-queue")
			.run((context) -> {
				RabbitTemplateConfigurer configurer = context.getBean(RabbitTemplateConfigurer.class);
				RabbitTemplate template = mock(RabbitTemplate.class);
				ConnectionFactory connectionFactory = mock(ConnectionFactory.class);
				configurer.configure(template, connectionFactory);
				then(template).should()
					.setMessageConverter(context.getBean("myMessageConverter", MessageConverter.class));
				then(template).should().setExchange("my-exchange");
				then(template).should().setRoutingKey("my-routing-key");
				then(template).should().setDefaultReceiveQueue("default-queue");
			});
	}

	@Test
	void whenMultipleRabbitTemplateCustomizersAreDefinedThenTheyAreCalledInOrder() {
		this.contextRunner.withUserConfiguration(MultipleRabbitTemplateCustomizersConfiguration.class)
			.run((context) -> {
				RabbitTemplateCustomizer firstCustomizer = context.getBean("firstCustomizer",
						RabbitTemplateCustomizer.class);
				RabbitTemplateCustomizer secondCustomizer = context.getBean("secondCustomizer",
						RabbitTemplateCustomizer.class);
				InOrder inOrder = inOrder(firstCustomizer, secondCustomizer);
				RabbitTemplate template = context.getBean(RabbitTemplate.class);
				then(firstCustomizer).should(inOrder).customize(template);
				then(secondCustomizer).should(inOrder).customize(template);
				inOrder.verifyNoMoreInteractions();
			});
	}

	@Test
	void testConnectionFactoryBackOff() {
		this.contextRunner.withUserConfiguration(TestConfiguration2.class).run((context) -> {
			RabbitTemplate rabbitTemplate = context.getBean(RabbitTemplate.class);
			CachingConnectionFactory connectionFactory = context.getBean(CachingConnectionFactory.class);
			assertThat(connectionFactory).isEqualTo(rabbitTemplate.getConnectionFactory());
			assertThat(connectionFactory.getHost()).isEqualTo("otherserver");
			assertThat(connectionFactory.getPort()).isEqualTo(8001);
		});
	}

	@Test
	void testConnectionFactoryCacheSettings() {
		this.contextRunner.withUserConfiguration(TestConfiguration.class)
			.withPropertyValues("spring.rabbitmq.cache.channel.size=23",
					"spring.rabbitmq.cache.channel.checkoutTimeout=1000",
					"spring.rabbitmq.cache.connection.mode=CONNECTION", "spring.rabbitmq.cache.connection.size=2")
			.run((context) -> {
				CachingConnectionFactory connectionFactory = context.getBean(CachingConnectionFactory.class);
				assertThat(connectionFactory.getChannelCacheSize()).isEqualTo(23);
				assertThat(connectionFactory.getCacheMode()).isEqualTo(CacheMode.CONNECTION);
				assertThat(connectionFactory.getConnectionCacheSize()).isEqualTo(2);
				assertThat(connectionFactory).hasFieldOrPropertyWithValue("channelCheckoutTimeout", 1000L);
			});
	}

	@Test
	void testRabbitTemplateBackOff() {
		this.contextRunner.withUserConfiguration(TestConfiguration3.class).run((context) -> {
			RabbitTemplate rabbitTemplate = context.getBean(RabbitTemplate.class);
			assertThat(rabbitTemplate.getMessageConverter()).isEqualTo(context.getBean("testMessageConverter"));
		});
	}

	@Test
	void testRabbitMessagingTemplateBackOff() {
		this.contextRunner.withUserConfiguration(TestConfiguration4.class).run((context) -> {
			RabbitMessagingTemplate messagingTemplate = context.getBean(RabbitMessagingTemplate.class);
			assertThat(messagingTemplate.getDefaultDestination()).isEqualTo("fooBar");
		});
	}

	@Test
	void testStaticQueues() {
		// There should NOT be an AmqpAdmin bean when dynamic is switch to false
		this.contextRunner.withUserConfiguration(TestConfiguration.class)
			.withPropertyValues("spring.rabbitmq.dynamic:false")
			.run((context) -> assertThatExceptionOfType(NoSuchBeanDefinitionException.class)
				.isThrownBy(() -> context.getBean(AmqpAdmin.class))
				.withMessageContaining("No qualifying bean of type '" + AmqpAdmin.class.getName() + "'"));
	}

	@Test
	void testEnableRabbitCreateDefaultContainerFactory() {
		this.contextRunner.withUserConfiguration(EnableRabbitConfiguration.class).run((context) -> {
			RabbitListenerContainerFactory<?> rabbitListenerContainerFactory = context
				.getBean("rabbitListenerContainerFactory", RabbitListenerContainerFactory.class);
			assertThat(rabbitListenerContainerFactory.getClass()).isEqualTo(SimpleRabbitListenerContainerFactory.class);
		});
	}

	@Test
	void testRabbitListenerContainerFactoryBackOff() {
		this.contextRunner.withUserConfiguration(TestConfiguration5.class).run((context) -> {
			SimpleRabbitListenerContainerFactory rabbitListenerContainerFactory = context
				.getBean("rabbitListenerContainerFactory", SimpleRabbitListenerContainerFactory.class);
			rabbitListenerContainerFactory.setBatchSize(10);
			then(rabbitListenerContainerFactory).should().setBatchSize(10);
			assertThat(rabbitListenerContainerFactory.getAdviceChain()).isNull();
		});
	}

	@Test
	void testSimpleRabbitListenerContainerFactoryWithCustomSettings() {
		this.contextRunner
			.withUserConfiguration(MessageConvertersConfiguration.class, MessageRecoverersConfiguration.class)
			.withPropertyValues("spring.rabbitmq.listener.simple.retry.enabled:true",
					"spring.rabbitmq.listener.simple.retry.maxAttempts:4",
					"spring.rabbitmq.listener.simple.retry.initialInterval:2000",
					"spring.rabbitmq.listener.simple.retry.multiplier:1.5",
					"spring.rabbitmq.listener.simple.retry.maxInterval:5000",
					"spring.rabbitmq.listener.simple.autoStartup:false",
					"spring.rabbitmq.listener.simple.acknowledgeMode:manual",
					"spring.rabbitmq.listener.simple.concurrency:5",
					"spring.rabbitmq.listener.simple.maxConcurrency:10", "spring.rabbitmq.listener.simple.prefetch:40",
					"spring.rabbitmq.listener.simple.defaultRequeueRejected:false",
					"spring.rabbitmq.listener.simple.idleEventInterval:5",
					"spring.rabbitmq.listener.simple.batchSize:20",
					"spring.rabbitmq.listener.simple.missingQueuesFatal:false")
			.run((context) -> {
				SimpleRabbitListenerContainerFactory rabbitListenerContainerFactory = context
					.getBean("rabbitListenerContainerFactory", SimpleRabbitListenerContainerFactory.class);
				assertThat(rabbitListenerContainerFactory).hasFieldOrPropertyWithValue("concurrentConsumers", 5);
				assertThat(rabbitListenerContainerFactory).hasFieldOrPropertyWithValue("maxConcurrentConsumers", 10);
				assertThat(rabbitListenerContainerFactory).hasFieldOrPropertyWithValue("batchSize", 20);
				assertThat(rabbitListenerContainerFactory).hasFieldOrPropertyWithValue("missingQueuesFatal", false);
				checkCommonProps(context, rabbitListenerContainerFactory);
			});
	}

	@Test
	void testDirectRabbitListenerContainerFactoryWithCustomSettings() {
		this.contextRunner
			.withUserConfiguration(MessageConvertersConfiguration.class, MessageRecoverersConfiguration.class)
			.withPropertyValues("spring.rabbitmq.listener.type:direct",
					"spring.rabbitmq.listener.direct.retry.enabled:true",
					"spring.rabbitmq.listener.direct.retry.maxAttempts:4",
					"spring.rabbitmq.listener.direct.retry.initialInterval:2000",
					"spring.rabbitmq.listener.direct.retry.multiplier:1.5",
					"spring.rabbitmq.listener.direct.retry.maxInterval:5000",
					"spring.rabbitmq.listener.direct.autoStartup:false",
					"spring.rabbitmq.listener.direct.acknowledgeMode:manual",
					"spring.rabbitmq.listener.direct.consumers-per-queue:5",
					"spring.rabbitmq.listener.direct.prefetch:40",
					"spring.rabbitmq.listener.direct.defaultRequeueRejected:false",
					"spring.rabbitmq.listener.direct.idleEventInterval:5",
					"spring.rabbitmq.listener.direct.missingQueuesFatal:true")
			.run((context) -> {
				DirectRabbitListenerContainerFactory rabbitListenerContainerFactory = context
					.getBean("rabbitListenerContainerFactory", DirectRabbitListenerContainerFactory.class);
				assertThat(rabbitListenerContainerFactory).hasFieldOrPropertyWithValue("consumersPerQueue", 5);
				assertThat(rabbitListenerContainerFactory).hasFieldOrPropertyWithValue("missingQueuesFatal", true);
				checkCommonProps(context, rabbitListenerContainerFactory);
			});
	}

	@Test
	void testSimpleRabbitListenerContainerFactoryRetryWithCustomizer() {
		this.contextRunner.withUserConfiguration(RabbitRetryTemplateCustomizerConfiguration.class)
			.withPropertyValues("spring.rabbitmq.listener.simple.retry.enabled:true",
					"spring.rabbitmq.listener.simple.retry.maxAttempts:4")
			.run((context) -> {
				SimpleRabbitListenerContainerFactory rabbitListenerContainerFactory = context
					.getBean("rabbitListenerContainerFactory", SimpleRabbitListenerContainerFactory.class);
				assertListenerRetryTemplate(rabbitListenerContainerFactory,
						context.getBean(RabbitRetryTemplateCustomizerConfiguration.class).retryPolicy);
			});
	}

	@Test
	void testDirectRabbitListenerContainerFactoryRetryWithCustomizer() {
		this.contextRunner.withUserConfiguration(RabbitRetryTemplateCustomizerConfiguration.class)
			.withPropertyValues("spring.rabbitmq.listener.type:direct",
					"spring.rabbitmq.listener.direct.retry.enabled:true",
					"spring.rabbitmq.listener.direct.retry.maxAttempts:4")
			.run((context) -> {
				DirectRabbitListenerContainerFactory rabbitListenerContainerFactory = context
					.getBean("rabbitListenerContainerFactory", DirectRabbitListenerContainerFactory.class);
				assertListenerRetryTemplate(rabbitListenerContainerFactory,
						context.getBean(RabbitRetryTemplateCustomizerConfiguration.class).retryPolicy);
			});
	}

	private void assertListenerRetryTemplate(AbstractRabbitListenerContainerFactory<?> rabbitListenerContainerFactory,
			RetryPolicy retryPolicy) {
		Advice[] adviceChain = rabbitListenerContainerFactory.getAdviceChain();
		assertThat(adviceChain).isNotNull();
		assertThat(adviceChain).hasSize(1);
		Advice advice = adviceChain[0];
		RetryTemplate retryTemplate = (RetryTemplate) ReflectionTestUtils.getField(advice, "retryOperations");
		assertThat(retryTemplate).hasFieldOrPropertyWithValue("retryPolicy", retryPolicy);
	}

	@Test
	void testRabbitListenerContainerFactoryConfigurersAreAvailable() {
		this.contextRunner.withUserConfiguration(TestConfiguration.class)
			.withPropertyValues("spring.rabbitmq.listener.simple.concurrency:5",
					"spring.rabbitmq.listener.simple.maxConcurrency:10", "spring.rabbitmq.listener.simple.prefetch:40",
					"spring.rabbitmq.listener.direct.consumers-per-queue:5",
					"spring.rabbitmq.listener.direct.prefetch:40")
			.run((context) -> {
				assertThat(context).hasSingleBean(SimpleRabbitListenerContainerFactoryConfigurer.class);
				assertThat(context).hasSingleBean(DirectRabbitListenerContainerFactoryConfigurer.class);
			});
	}

	@Test
	void testSimpleRabbitListenerContainerFactoryConfigurerUsesConfig() {
		this.contextRunner.withUserConfiguration(TestConfiguration.class)
			.withPropertyValues("spring.rabbitmq.listener.simple.concurrency:5",
					"spring.rabbitmq.listener.simple.maxConcurrency:10", "spring.rabbitmq.listener.simple.prefetch:40")
			.run((context) -> {
				SimpleRabbitListenerContainerFactoryConfigurer configurer = context
					.getBean(SimpleRabbitListenerContainerFactoryConfigurer.class);
				SimpleRabbitListenerContainerFactory factory = mock(SimpleRabbitListenerContainerFactory.class);
				configurer.configure(factory, mock(ConnectionFactory.class));
				then(factory).should().setConcurrentConsumers(5);
				then(factory).should().setMaxConcurrentConsumers(10);
				then(factory).should().setPrefetchCount(40);
			});
	}

	@Test
	void testSimpleRabbitListenerContainerFactoryConfigurerEnableDeBatchingWithConsumerBatchEnabled() {
		this.contextRunner.withUserConfiguration(TestConfiguration.class)
			.withPropertyValues("spring.rabbitmq.listener.simple.consumer-batch-enabled:true")
			.run((context) -> {
				SimpleRabbitListenerContainerFactoryConfigurer configurer = context
					.getBean(SimpleRabbitListenerContainerFactoryConfigurer.class);
				SimpleRabbitListenerContainerFactory factory = mock(SimpleRabbitListenerContainerFactory.class);
				configurer.configure(factory, mock(ConnectionFactory.class));
				then(factory).should().setConsumerBatchEnabled(true);
			});
	}

	@Test
	void testDirectRabbitListenerContainerFactoryConfigurerUsesConfig() {
		this.contextRunner.withUserConfiguration(TestConfiguration.class)
			.withPropertyValues("spring.rabbitmq.listener.direct.consumers-per-queue:5",
					"spring.rabbitmq.listener.direct.prefetch:40",
					"spring.rabbitmq.listener.direct.de-batching-enabled:false")
			.run((context) -> {
				DirectRabbitListenerContainerFactoryConfigurer configurer = context
					.getBean(DirectRabbitListenerContainerFactoryConfigurer.class);
				DirectRabbitListenerContainerFactory factory = mock(DirectRabbitListenerContainerFactory.class);
				configurer.configure(factory, mock(ConnectionFactory.class));
				then(factory).should().setConsumersPerQueue(5);
				then(factory).should().setPrefetchCount(40);
				then(factory).should().setDeBatchingEnabled(false);
			});
	}

	private void checkCommonProps(AssertableApplicationContext context,
			AbstractRabbitListenerContainerFactory<?> containerFactory) {
		assertThat(containerFactory).hasFieldOrPropertyWithValue("autoStartup", Boolean.FALSE);
		assertThat(containerFactory).hasFieldOrPropertyWithValue("acknowledgeMode", AcknowledgeMode.MANUAL);
		assertThat(containerFactory).hasFieldOrPropertyWithValue("prefetchCount", 40);
		assertThat(containerFactory).hasFieldOrPropertyWithValue("messageConverter",
				context.getBean("myMessageConverter"));
		assertThat(containerFactory).hasFieldOrPropertyWithValue("defaultRequeueRejected", Boolean.FALSE);
		assertThat(containerFactory).hasFieldOrPropertyWithValue("idleEventInterval", 5L);
		Advice[] adviceChain = containerFactory.getAdviceChain();
		assertThat(adviceChain).isNotNull();
		assertThat(adviceChain).hasSize(1);
		Advice advice = adviceChain[0];
		MessageRecoverer messageRecoverer = context.getBean("myMessageRecoverer", MessageRecoverer.class);
		MethodInvocationRecoverer<?> mir = (MethodInvocationRecoverer<?>) ReflectionTestUtils.getField(advice,
				"recoverer");
		Message message = mock(Message.class);
		Exception ex = new Exception("test");
		mir.recover(new Object[] { "foo", message }, ex);
		then(messageRecoverer).should().recover(message, ex);
		RetryTemplate retryTemplate = (RetryTemplate) ReflectionTestUtils.getField(advice, "retryOperations");
		assertThat(retryTemplate).isNotNull();
		SimpleRetryPolicy retryPolicy = (SimpleRetryPolicy) ReflectionTestUtils.getField(retryTemplate, "retryPolicy");
		ExponentialBackOffPolicy backOffPolicy = (ExponentialBackOffPolicy) ReflectionTestUtils.getField(retryTemplate,
				"backOffPolicy");
		assertThat(retryPolicy.getMaxAttempts()).isEqualTo(4);
		assertThat(backOffPolicy.getInitialInterval()).isEqualTo(2000);
		assertThat(backOffPolicy.getMultiplier()).isEqualTo(1.5);
		assertThat(backOffPolicy.getMaxInterval()).isEqualTo(5000);
	}

	@Test
	void enableRabbitAutomatically() {
		this.contextRunner.withUserConfiguration(NoEnableRabbitConfiguration.class).run((context) -> {
			assertThat(context).hasBean(RabbitListenerConfigUtils.RABBIT_LISTENER_ANNOTATION_PROCESSOR_BEAN_NAME);
			assertThat(context).hasBean(RabbitListenerConfigUtils.RABBIT_LISTENER_ENDPOINT_REGISTRY_BEAN_NAME);
		});
	}

	@Test
	void customizeRequestedHeartBeat() {
		this.contextRunner.withUserConfiguration(TestConfiguration.class)
			.withPropertyValues("spring.rabbitmq.requestedHeartbeat:20")
			.run((context) -> {
				com.rabbitmq.client.ConnectionFactory rabbitConnectionFactory = getTargetConnectionFactory(context);
				assertThat(rabbitConnectionFactory.getRequestedHeartbeat()).isEqualTo(20);
			});
	}

	@Test
	void customizeRequestedChannelMax() {
		this.contextRunner.withUserConfiguration(TestConfiguration.class)
			.withPropertyValues("spring.rabbitmq.requestedChannelMax:12")
			.run((context) -> {
				com.rabbitmq.client.ConnectionFactory rabbitConnectionFactory = getTargetConnectionFactory(context);
				assertThat(rabbitConnectionFactory.getRequestedChannelMax()).isEqualTo(12);
			});
	}

	@Test
	void noSslByDefault() {
		this.contextRunner.withUserConfiguration(TestConfiguration.class).run((context) -> {
			com.rabbitmq.client.ConnectionFactory rabbitConnectionFactory = getTargetConnectionFactory(context);
			assertThat(rabbitConnectionFactory.getSocketFactory()).isNull();
			assertThat(rabbitConnectionFactory.isSSL()).isFalse();
		});
	}

	@Test
	void enableSsl() {
		this.contextRunner.withUserConfiguration(TestConfiguration.class)
			.withPropertyValues("spring.rabbitmq.ssl.enabled:true")
			.run((context) -> {
				com.rabbitmq.client.ConnectionFactory rabbitConnectionFactory = getTargetConnectionFactory(context);
				assertThat(rabbitConnectionFactory.isSSL()).isTrue();
				assertThat(rabbitConnectionFactory.getSocketFactory()).as("SocketFactory must use SSL")
					.isInstanceOf(SSLSocketFactory.class);
			});
	}

	@Test
	// Make sure that we at least attempt to load the store
	void enableSslWithNonExistingKeystoreShouldFail() {
		this.contextRunner.withUserConfiguration(TestConfiguration.class)
			.withPropertyValues("spring.rabbitmq.ssl.enabled:true", "spring.rabbitmq.ssl.keyStore=foo",
					"spring.rabbitmq.ssl.keyStorePassword=secret")
			.run((context) -> {
				assertThat(context).hasFailed();
				assertThat(context).getFailure().hasMessageContaining("foo");
				assertThat(context).getFailure().hasMessageContaining("does not exist");
			});
	}

	@Test
	// Make sure that we at least attempt to load the store
	void enableSslWithNonExistingTrustStoreShouldFail() {
		this.contextRunner.withUserConfiguration(TestConfiguration.class)
			.withPropertyValues("spring.rabbitmq.ssl.enabled:true", "spring.rabbitmq.ssl.trustStore=bar",
					"spring.rabbitmq.ssl.trustStorePassword=secret")
			.run((context) -> {
				assertThat(context).hasFailed();
				assertThat(context).getFailure().hasMessageContaining("bar");
				assertThat(context).getFailure().hasMessageContaining("does not exist");
			});
	}

	@Test
	void enableSslWithInvalidKeystoreTypeShouldFail() {
		this.contextRunner.withUserConfiguration(TestConfiguration.class)
			.withPropertyValues("spring.rabbitmq.ssl.enabled:true", "spring.rabbitmq.ssl.keyStore=foo",
					"spring.rabbitmq.ssl.keyStoreType=fooType")
			.run((context) -> {
				assertThat(context).hasFailed();
				assertThat(context).getFailure().hasMessageContaining("fooType");
				assertThat(context).getFailure().hasRootCauseInstanceOf(NoSuchAlgorithmException.class);
			});
	}

	@Test
	void enableSslWithInvalidTrustStoreTypeShouldFail() {
		this.contextRunner.withUserConfiguration(TestConfiguration.class)
			.withPropertyValues("spring.rabbitmq.ssl.enabled:true", "spring.rabbitmq.ssl.trustStore=bar",
					"spring.rabbitmq.ssl.trustStoreType=barType")
			.run((context) -> {
				assertThat(context).hasFailed();
				assertThat(context).getFailure().hasMessageContaining("barType");
				assertThat(context).getFailure().hasRootCauseInstanceOf(NoSuchAlgorithmException.class);
			});
	}

	@Test
	void enableSslWithKeystoreTypeAndTrustStoreTypeShouldWork() {
		this.contextRunner.withUserConfiguration(TestConfiguration.class)
			.withPropertyValues("spring.rabbitmq.ssl.enabled:true",
					"spring.rabbitmq.ssl.keyStore=/org/springframework/boot/autoconfigure/amqp/test.jks",
					"spring.rabbitmq.ssl.keyStoreType=jks", "spring.rabbitmq.ssl.keyStorePassword=secret",
					"spring.rabbitmq.ssl.trustStore=/org/springframework/boot/autoconfigure/amqp/test.jks",
					"spring.rabbitmq.ssl.trustStoreType=jks", "spring.rabbitmq.ssl.trustStorePassword=secret")
			.run((context) -> assertThat(context).hasNotFailed());
	}

	@Test
	void enableSslWithValidateServerCertificateFalse(CapturedOutput output) {
		this.contextRunner.withUserConfiguration(TestConfiguration.class)
			.withPropertyValues("spring.rabbitmq.ssl.enabled:true",
					"spring.rabbitmq.ssl.validateServerCertificate=false")
			.run((context) -> {
				com.rabbitmq.client.ConnectionFactory rabbitConnectionFactory = getTargetConnectionFactory(context);
				assertThat(rabbitConnectionFactory.isSSL()).isTrue();
				assertThat(output).contains("TrustEverythingTrustManager", "SECURITY ALERT");
			});
	}

	@Test
	void enableSslWithValidateServerCertificateDefault(CapturedOutput output) {
		this.contextRunner.withUserConfiguration(TestConfiguration.class)
			.withPropertyValues("spring.rabbitmq.ssl.enabled:true")
			.run((context) -> {
				com.rabbitmq.client.ConnectionFactory rabbitConnectionFactory = getTargetConnectionFactory(context);
				assertThat(rabbitConnectionFactory.isSSL()).isTrue();
				assertThat(output).doesNotContain("TrustEverythingTrustManager", "SECURITY ALERT");
			});
	}

	@Test
	void enableSslWithValidStoreAlgorithmShouldWork() {
		this.contextRunner.withUserConfiguration(TestConfiguration.class)
			.withPropertyValues("spring.rabbitmq.ssl.enabled:true",
					"spring.rabbitmq.ssl.keyStore=/org/springframework/boot/autoconfigure/amqp/test.jks",
					"spring.rabbitmq.ssl.keyStoreType=jks", "spring.rabbitmq.ssl.keyStorePassword=secret",
					"spring.rabbitmq.ssl.keyStoreAlgorithm=PKIX",
					"spring.rabbitmq.ssl.trustStore=/org/springframework/boot/autoconfigure/amqp/test.jks",
					"spring.rabbitmq.ssl.trustStoreType=jks", "spring.rabbitmq.ssl.trustStorePassword=secret",
					"spring.rabbitmq.ssl.trustStoreAlgorithm=PKIX")
			.run((context) -> assertThat(context).hasNotFailed());
	}

	@Test
	void enableSslWithInvalidKeyStoreAlgorithmShouldFail() {
		this.contextRunner.withUserConfiguration(TestConfiguration.class)
			.withPropertyValues("spring.rabbitmq.ssl.enabled:true",
					"spring.rabbitmq.ssl.keyStore=/org/springframework/boot/autoconfigure/amqp/test.jks",
					"spring.rabbitmq.ssl.keyStoreType=jks", "spring.rabbitmq.ssl.keyStorePassword=secret",
					"spring.rabbitmq.ssl.keyStoreAlgorithm=test-invalid-algo")
			.run((context) -> {
				assertThat(context).hasFailed();
				assertThat(context).getFailure().hasMessageContaining("test-invalid-algo");
				assertThat(context).getFailure().hasRootCauseInstanceOf(NoSuchAlgorithmException.class);
			});
	}

	@Test
	void enableSslWithInvalidTrustStoreAlgorithmShouldFail() {
		this.contextRunner.withUserConfiguration(TestConfiguration.class)
			.withPropertyValues("spring.rabbitmq.ssl.enabled:true",
					"spring.rabbitmq.ssl.trustStore=/org/springframework/boot/autoconfigure/amqp/test.jks",
					"spring.rabbitmq.ssl.trustStoreType=jks", "spring.rabbitmq.ssl.trustStorePassword=secret",
					"spring.rabbitmq.ssl.trustStoreAlgorithm=test-invalid-algo")
			.run((context) -> {
				assertThat(context).hasFailed();
				assertThat(context).getFailure().hasMessageContaining("test-invalid-algo");
				assertThat(context).getFailure().hasRootCauseInstanceOf(NoSuchAlgorithmException.class);
			});
	}

	@Test
	void whenACredentialsProviderIsAvailableThenConnectionFactoryIsConfiguredToUseIt() {
		this.contextRunner.withUserConfiguration(CredentialsProviderConfiguration.class)
			.run((context) -> assertThat(getTargetConnectionFactory(context).params(null).getCredentialsProvider())
				.isEqualTo(CredentialsProviderConfiguration.credentialsProvider));
	}

	@Test
	void whenAPrimaryCredentialsProviderIsAvailableThenConnectionFactoryIsConfiguredToUseIt() {
		this.contextRunner.withUserConfiguration(PrimaryCredentialsProviderConfiguration.class)
			.run((context) -> assertThat(getTargetConnectionFactory(context).params(null).getCredentialsProvider())
				.isEqualTo(PrimaryCredentialsProviderConfiguration.credentialsProvider));
	}

	@Test
	void whenMultipleCredentialsProvidersAreAvailableThenConnectionFactoryUsesDefaultProvider() {
		this.contextRunner.withUserConfiguration(MultipleCredentialsProvidersConfiguration.class)
			.run((context) -> assertThat(getTargetConnectionFactory(context).params(null).getCredentialsProvider())
				.isInstanceOf(DefaultCredentialsProvider.class));
	}

	@Test
	void whenACredentialsRefreshServiceIsAvailableThenConnectionFactoryIsConfiguredToUseIt() {
		this.contextRunner.withUserConfiguration(CredentialsRefreshServiceConfiguration.class)
			.run((context) -> assertThat(
					getTargetConnectionFactory(context).params(null).getCredentialsRefreshService())
				.isEqualTo(CredentialsRefreshServiceConfiguration.credentialsRefreshService));
	}

	@Test
	void whenAPrimaryCredentialsRefreshServiceIsAvailableThenConnectionFactoryIsConfiguredToUseIt() {
		this.contextRunner.withUserConfiguration(PrimaryCredentialsRefreshServiceConfiguration.class)
			.run((context) -> assertThat(
					getTargetConnectionFactory(context).params(null).getCredentialsRefreshService())
				.isEqualTo(PrimaryCredentialsRefreshServiceConfiguration.credentialsRefreshService));
	}

	@Test
	void whenMultipleCredentialsRefreshServiceAreAvailableThenConnectionFactoryHasNoCredentialsRefreshService() {
		this.contextRunner.withUserConfiguration(MultipleCredentialsRefreshServicesConfiguration.class)
			.run((context) -> assertThat(
					getTargetConnectionFactory(context).params(null).getCredentialsRefreshService())
				.isNull());
	}

	@Test
	void whenAConnectionFactoryCustomizerIsDefinedThenItCustomizesTheConnectionFactory() {
		this.contextRunner.withUserConfiguration(SaslConfigCustomizerConfiguration.class)
			.run((context) -> assertThat(getTargetConnectionFactory(context).getSaslConfig())
				.isInstanceOf(JDKSaslConfig.class));
	}

	@Test
	void whenMultipleConnectionFactoryCustomizersAreDefinedThenTheyAreCalledInOrder() {
		this.contextRunner.withUserConfiguration(MultipleConnectionFactoryCustomizersConfiguration.class)
			.run((context) -> {
				ConnectionFactoryCustomizer firstCustomizer = context.getBean("firstCustomizer",
						ConnectionFactoryCustomizer.class);
				ConnectionFactoryCustomizer secondCustomizer = context.getBean("secondCustomizer",
						ConnectionFactoryCustomizer.class);
				InOrder inOrder = inOrder(firstCustomizer, secondCustomizer);
				com.rabbitmq.client.ConnectionFactory targetConnectionFactory = getTargetConnectionFactory(context);
				then(firstCustomizer).should(inOrder).customize(targetConnectionFactory);
				then(secondCustomizer).should(inOrder).customize(targetConnectionFactory);
				inOrder.verifyNoMoreInteractions();
			});
	}

	@Test
	@SuppressWarnings("unchecked")
	void whenASimpleContainerCustomizerIsDefinedThenItIsCalledToConfigureTheContainer() {
		this.contextRunner.withUserConfiguration(SimpleContainerCustomizerConfiguration.class)
			.run((context) -> then(context.getBean(ContainerCustomizer.class)).should()
				.configure(any(SimpleMessageListenerContainer.class)));
	}

	@Test
	@SuppressWarnings("unchecked")
	void whenADirectContainerCustomizerIsDefinedThenItIsCalledToConfigureTheContainer() {
		this.contextRunner.withUserConfiguration(DirectContainerCustomizerConfiguration.class)
			.withPropertyValues("spring.rabbitmq.listener.type:direct")
			.run((context) -> then(context.getBean(ContainerCustomizer.class)).should()
				.configure(any(DirectMessageListenerContainer.class)));
	}

	private com.rabbitmq.client.ConnectionFactory getTargetConnectionFactory(AssertableApplicationContext context) {
		CachingConnectionFactory connectionFactory = context.getBean(CachingConnectionFactory.class);
		return connectionFactory.getRabbitConnectionFactory();
	}

	private boolean getMandatory(RabbitTemplate rabbitTemplate) {
		return rabbitTemplate.isMandatoryFor(mock(Message.class));
	}

	@Configuration(proxyBeanMethods = false)
	static class TestConfiguration {

	}

	@Configuration(proxyBeanMethods = false)
	static class TestConfiguration2 {

		@Bean
		ConnectionFactory aDifferentConnectionFactory() {
			return new CachingConnectionFactory("otherserver", 8001);
		}

	}

	@Configuration(proxyBeanMethods = false)
	static class TestConfiguration3 {

		@Bean
		RabbitTemplate rabbitTemplate(ConnectionFactory connectionFactory, MessageConverter messageConverter) {
			RabbitTemplate rabbitTemplate = new RabbitTemplate(connectionFactory);
			rabbitTemplate.setMessageConverter(messageConverter);
			return rabbitTemplate;
		}

		@Bean
		MessageConverter testMessageConverter() {
			return mock(MessageConverter.class);
		}

	}

	@Configuration(proxyBeanMethods = false)
	static class TestConfiguration4 {

		@Bean
		RabbitMessagingTemplate messagingTemplate(RabbitTemplate rabbitTemplate) {
			RabbitMessagingTemplate messagingTemplate = new RabbitMessagingTemplate(rabbitTemplate);
			messagingTemplate.setDefaultDestination("fooBar");
			return messagingTemplate;
		}

	}

	@Configuration(proxyBeanMethods = false)
	static class TestConfiguration5 {

		@Bean
		RabbitListenerContainerFactory<?> rabbitListenerContainerFactory() {
			return mock(SimpleRabbitListenerContainerFactory.class);
		}

	}

	@Configuration(proxyBeanMethods = false)
	static class MessageConvertersConfiguration {

		@Bean
		@Primary
		MessageConverter myMessageConverter() {
			return mock(MessageConverter.class);
		}

		@Bean
		MessageConverter anotherMessageConverter() {
			return mock(MessageConverter.class);
		}

	}

	@Configuration(proxyBeanMethods = false)
	static class MessageRecoverersConfiguration {

		@Bean
		@Primary
		MessageRecoverer myMessageRecoverer() {
			return mock(MessageRecoverer.class);
		}

		@Bean
		MessageRecoverer anotherMessageRecoverer() {
			return mock(MessageRecoverer.class);
		}

	}

	@Configuration(proxyBeanMethods = false)
	static class MultipleRabbitTemplateCustomizersConfiguration {

		@Bean
		@Order(Ordered.LOWEST_PRECEDENCE)
		RabbitTemplateCustomizer secondCustomizer() {
			return mock(RabbitTemplateCustomizer.class);
		}

		@Bean
		@Order(0)
		RabbitTemplateCustomizer firstCustomizer() {
			return mock(RabbitTemplateCustomizer.class);
		}

	}

	@Configuration(proxyBeanMethods = false)
	static class ConnectionNameStrategyConfiguration {

		private final AtomicInteger counter = new AtomicInteger();

		@Bean
		ConnectionNameStrategy myConnectionNameStrategy() {
			return (connectionFactory) -> "test#" + this.counter.getAndIncrement();
		}

	}

	@Configuration(proxyBeanMethods = false)
	static class RabbitRetryTemplateCustomizerConfiguration {

		private final BackOffPolicy backOffPolicy = new ExponentialBackOffPolicy();

		private final RetryPolicy retryPolicy = new NeverRetryPolicy();

		@Bean
		RabbitRetryTemplateCustomizer rabbitTemplateRetryTemplateCustomizer() {
			return (target, template) -> {
				if (target.equals(RabbitRetryTemplateCustomizer.Target.SENDER)) {
					template.setBackOffPolicy(this.backOffPolicy);
				}
			};
		}

		@Bean
		RabbitRetryTemplateCustomizer rabbitListenerRetryTemplateCustomizer() {
			return (target, template) -> {
				if (target.equals(RabbitRetryTemplateCustomizer.Target.LISTENER)) {
					template.setRetryPolicy(this.retryPolicy);
				}
			};
		}

	}

	@Configuration(proxyBeanMethods = false)
	@EnableRabbit
	static class EnableRabbitConfiguration {

	}

	@Configuration(proxyBeanMethods = false)
	static class NoEnableRabbitConfiguration {

	}

	@Configuration(proxyBeanMethods = false)
	static class CredentialsProviderConfiguration {

		private static final CredentialsProvider credentialsProvider = mock(CredentialsProvider.class);

		@Bean
		CredentialsProvider credentialsProvider() {
			return credentialsProvider;
		}

	}

	@Configuration(proxyBeanMethods = false)
	static class PrimaryCredentialsProviderConfiguration {

		private static final CredentialsProvider credentialsProvider = mock(CredentialsProvider.class);

		@Bean
		@Primary
		CredentialsProvider credentialsProvider() {
			return credentialsProvider;
		}

		@Bean
		CredentialsProvider credentialsProvider1() {
			return mock(CredentialsProvider.class);
		}

	}

	@Configuration(proxyBeanMethods = false)
	static class MultipleCredentialsProvidersConfiguration {

		@Bean
		CredentialsProvider credentialsProvider1() {
			return mock(CredentialsProvider.class);
		}

		@Bean
		CredentialsProvider credentialsProvider2() {
			return mock(CredentialsProvider.class);
		}

	}

	@Configuration(proxyBeanMethods = false)
	static class CredentialsRefreshServiceConfiguration {

		private static final CredentialsRefreshService credentialsRefreshService = mock(
				CredentialsRefreshService.class);

		@Bean
		CredentialsRefreshService credentialsRefreshService() {
			return credentialsRefreshService;
		}

	}

	@Configuration(proxyBeanMethods = false)
	static class PrimaryCredentialsRefreshServiceConfiguration {

		private static final CredentialsRefreshService credentialsRefreshService = mock(
				CredentialsRefreshService.class);

		@Bean
		@Primary
		CredentialsRefreshService credentialsRefreshService1() {
			return credentialsRefreshService;
		}

		@Bean
		CredentialsRefreshService credentialsRefreshService2() {
			return mock(CredentialsRefreshService.class);
		}

	}

	@Configuration(proxyBeanMethods = false)
	static class MultipleCredentialsRefreshServicesConfiguration {

		@Bean
		CredentialsRefreshService credentialsRefreshService1() {
			return mock(CredentialsRefreshService.class);
		}

		@Bean
		CredentialsRefreshService credentialsRefreshService2() {
			return mock(CredentialsRefreshService.class);
		}

	}

	@Configuration(proxyBeanMethods = false)
	static class SaslConfigCustomizerConfiguration {

		@Bean
		ConnectionFactoryCustomizer connectionFactoryCustomizer() {
			return (connectionFactory) -> connectionFactory.setSaslConfig(new JDKSaslConfig(connectionFactory));
		}

	}

	@Configuration(proxyBeanMethods = false)
	static class MultipleConnectionFactoryCustomizersConfiguration {

		@Bean
		@Order(Ordered.LOWEST_PRECEDENCE)
		ConnectionFactoryCustomizer secondCustomizer() {
			return mock(ConnectionFactoryCustomizer.class);
		}

		@Bean
		@Order(0)
		ConnectionFactoryCustomizer firstCustomizer() {
			return mock(ConnectionFactoryCustomizer.class);
		}

	}

	@Import(TestListener.class)
	@Configuration(proxyBeanMethods = false)
	static class SimpleContainerCustomizerConfiguration {

		@Bean
		@SuppressWarnings("unchecked")
		ContainerCustomizer<SimpleMessageListenerContainer> customizer() {
			return mock(ContainerCustomizer.class);
		}

	}

	@Import(TestListener.class)
	@Configuration(proxyBeanMethods = false)
	static class DirectContainerCustomizerConfiguration {

		@Bean
		@SuppressWarnings("unchecked")
		ContainerCustomizer<DirectMessageListenerContainer> customizer() {
			return mock(ContainerCustomizer.class);
		}

	}

	@Configuration(proxyBeanMethods = false)
	static class ConnectionDetailsConfiguration {

		@Bean
		RabbitConnectionDetails rabbitConnectionDetails() {
			return new RabbitConnectionDetails() {

				@Override
				public String getUsername() {
					return "user-1";
				}

				@Override
				public String getPassword() {
					return "password-1";
				}

				@Override
				public String getVirtualHost() {
					return "/vhost-1";
				}

				@Override
				public List<Address> getAddresses() {
					return List.of(new Address("rabbit.example.com", 12345), new Address("rabbit2.example.com", 23456));
				}

			};
		}

	}

	static class TestListener {

		@RabbitListener(queues = "test", autoStartup = "false")
		void listen(String in) {
		}

	}

}
