/*
* Copyright 2012-2016 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.boot.actuate.endpoint;
import java.net.URL;
import java.net.URLClassLoader;
import java.util.Map;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import org.junit.Test;
import org.springframework.boot.context.properties.EnableConfigurationProperties;
import org.springframework.context.ApplicationListener;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.event.ContextClosedEvent;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Tests for {@link ShutdownEndpoint}.
*
* @author Phillip Webb
* @author Dave Syer
* @author Andy Wilkinson
*/
public class ShutdownEndpointTests extends AbstractEndpointTests<ShutdownEndpoint> {
public ShutdownEndpointTests() {
super(Config.class, ShutdownEndpoint.class, "shutdown", true,
"endpoints.shutdown");
}
@Override
public void isEnabledByDefault() throws Exception {
// Shutdown is dangerous so is disabled by default
assertThat(getEndpointBean().isEnabled()).isFalse();
}
@Test
public void invoke() throws Exception {
Config config = this.context.getBean(Config.class);
ClassLoader previousTccl = Thread.currentThread().getContextClassLoader();
Map<String, Object> result;
Thread.currentThread().setContextClassLoader(
new URLClassLoader(new URL[0], getClass().getClassLoader()));
try {
result = getEndpointBean().invoke();
}
finally {
Thread.currentThread().setContextClassLoader(previousTccl);
}
assertThat((String) result.get("message")).startsWith("Shutting down");
assertThat(this.context.isActive()).isTrue();
assertThat(config.latch.await(10, TimeUnit.SECONDS)).isTrue();
assertThat(config.threadContextClassLoader)
.isEqualTo(getClass().getClassLoader());
}
@Configuration
@EnableConfigurationProperties
public static class Config {
private final CountDownLatch latch = new CountDownLatch(1);
private volatile ClassLoader threadContextClassLoader;
@Bean
public ShutdownEndpoint endpoint() {
ShutdownEndpoint endpoint = new ShutdownEndpoint();
return endpoint;
}
@Bean
public ApplicationListener<ContextClosedEvent> listener() {
return new ApplicationListener<ContextClosedEvent>() {
@Override
public void onApplicationEvent(ContextClosedEvent event) {
Config.this.threadContextClassLoader = Thread.currentThread()
.getContextClassLoader();
Config.this.latch.countDown();
}
};
}
}
}