SpringRetryDisabledTests.java

/*
 *
 *  * Copyright 2013-2016 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.cloud.netflix.ribbon;

import java.util.Map;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.boot.builder.SpringApplicationBuilder;
import org.springframework.cloud.ClassPathExclusions;
import org.springframework.cloud.FilteredClassPathRunner;
import org.springframework.cloud.client.loadbalancer.LoadBalancedRetryPolicyFactory;
import org.springframework.cloud.client.loadbalancer.LoadBalancerAutoConfiguration;
import org.springframework.cloud.netflix.feign.ribbon.CachingSpringLoadBalancerFactory;
import org.springframework.cloud.netflix.feign.ribbon.FeignLoadBalancer;
import org.springframework.cloud.netflix.feign.ribbon.FeignRibbonClientAutoConfiguration;
import org.springframework.cloud.netflix.feign.ribbon.RetryableFeignLoadBalancer;
import org.springframework.cloud.netflix.ribbon.apache.RibbonLoadBalancingHttpClient;
import org.springframework.context.ConfigurableApplicationContext;

import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.hasSize;
import static org.hamcrest.Matchers.instanceOf;
import static org.hamcrest.Matchers.not;
import static org.hamcrest.core.Is.is;

/**
 * @author Ryan Baxter
 */
@RunWith(FilteredClassPathRunner.class)
@ClassPathExclusions({"spring-retry-*.jar", "spring-boot-starter-aop-*.jar"})
public class SpringRetryDisabledTests {

	private ConfigurableApplicationContext context;

	@Before
	public void setUp() {
		context = new SpringApplicationBuilder().web(false)
				.sources(RibbonAutoConfiguration.class,LoadBalancerAutoConfiguration.class, RibbonClientConfiguration.class,
						FeignRibbonClientAutoConfiguration.class).run();
	}

	@After
	public void tearDown() {
		if(context != null) {
			context.close();
		}
	}

	@Test
	public void testLoadBalancedRetryFactoryBean() throws Exception {
		Map<String, LoadBalancedRetryPolicyFactory> factories =  context.getBeansOfType(LoadBalancedRetryPolicyFactory.class);
		assertThat(factories.values(), hasSize(1));
		assertThat(factories.values().toArray()[0], instanceOf(LoadBalancedRetryPolicyFactory.NeverRetryFactory.class));
		Map<String, RibbonLoadBalancingHttpClient> clients =  context.getBeansOfType(RibbonLoadBalancingHttpClient.class);
		assertThat(clients.values(), hasSize(1));
		assertThat(clients.values().toArray()[0], instanceOf(RibbonLoadBalancingHttpClient.class));
		Map<String, CachingSpringLoadBalancerFactory> lbFactorys =  context.getBeansOfType(CachingSpringLoadBalancerFactory.class);
		assertThat(lbFactorys.values(), hasSize(1));
		FeignLoadBalancer lb =lbFactorys.values().iterator().next().create("foo");
		assertThat(lb, instanceOf(FeignLoadBalancer.class));
		assertThat(lb, is(not(instanceOf(RetryableFeignLoadBalancer.class))));
	}
}