/*
* Copyright 2012-2017 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.health;
import java.util.Arrays;
import java.util.List;
import java.util.Properties;
import org.junit.After;
import org.junit.Test;
import org.springframework.boot.actuate.autoconfigure.EndpointAutoConfiguration;
import org.springframework.boot.actuate.autoconfigure.HealthIndicatorAutoConfiguration;
import org.springframework.boot.autoconfigure.context.PropertyPlaceholderAutoConfiguration;
import org.springframework.boot.autoconfigure.data.redis.RedisAutoConfiguration;
import org.springframework.context.annotation.AnnotationConfigApplicationContext;
import org.springframework.data.redis.RedisConnectionFailureException;
import org.springframework.data.redis.connection.ClusterInfo;
import org.springframework.data.redis.connection.RedisClusterConnection;
import org.springframework.data.redis.connection.RedisClusterNode;
import org.springframework.data.redis.connection.RedisConnection;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import static org.assertj.core.api.Assertions.assertThat;
import static org.mockito.BDDMockito.given;
import static org.mockito.Mockito.atLeastOnce;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;
/**
* Tests for {@link RedisHealthIndicator}.
*
* @author Christian Dupuis
* @author Richard Santana
*/
public class RedisHealthIndicatorTests {
private AnnotationConfigApplicationContext context;
@After
public void close() {
if (this.context != null) {
this.context.close();
}
}
@Test
public void indicatorExists() {
this.context = new AnnotationConfigApplicationContext(
PropertyPlaceholderAutoConfiguration.class, RedisAutoConfiguration.class,
EndpointAutoConfiguration.class, HealthIndicatorAutoConfiguration.class);
assertThat(this.context.getBeanNamesForType(RedisConnectionFactory.class))
.hasSize(1);
RedisHealthIndicator healthIndicator = this.context
.getBean(RedisHealthIndicator.class);
assertThat(healthIndicator).isNotNull();
}
@Test
public void redisIsUp() throws Exception {
Properties info = new Properties();
info.put("redis_version", "2.8.9");
RedisConnection redisConnection = mock(RedisConnection.class);
RedisConnectionFactory redisConnectionFactory = mock(
RedisConnectionFactory.class);
given(redisConnectionFactory.getConnection()).willReturn(redisConnection);
given(redisConnection.info()).willReturn(info);
RedisHealthIndicator healthIndicator = new RedisHealthIndicator(
redisConnectionFactory);
Health health = healthIndicator.health();
assertThat(health.getStatus()).isEqualTo(Status.UP);
assertThat(health.getDetails().get("version")).isEqualTo("2.8.9");
verify(redisConnectionFactory).getConnection();
verify(redisConnection).info();
}
@Test
public void redisIsDown() throws Exception {
RedisConnection redisConnection = mock(RedisConnection.class);
RedisConnectionFactory redisConnectionFactory = mock(
RedisConnectionFactory.class);
given(redisConnectionFactory.getConnection()).willReturn(redisConnection);
given(redisConnection.info())
.willThrow(new RedisConnectionFailureException("Connection failed"));
RedisHealthIndicator healthIndicator = new RedisHealthIndicator(
redisConnectionFactory);
Health health = healthIndicator.health();
assertThat(health.getStatus()).isEqualTo(Status.DOWN);
assertThat(((String) health.getDetails().get("error"))
.contains("Connection failed"));
verify(redisConnectionFactory).getConnection();
verify(redisConnection).info();
}
@Test
public void redisClusterIsUp() throws Exception {
Properties clusterProperties = new Properties();
clusterProperties.setProperty("cluster_size", "4");
clusterProperties.setProperty("cluster_slots_ok", "4");
clusterProperties.setProperty("cluster_slots_fail", "0");
List<RedisClusterNode> redisMasterNodes = Arrays.asList(
new RedisClusterNode("127.0.0.1", 7001),
new RedisClusterNode("127.0.0.2", 7001));
RedisClusterConnection redisConnection = mock(RedisClusterConnection.class);
given(redisConnection.clusterGetNodes()).willReturn(redisMasterNodes);
given(redisConnection.clusterGetClusterInfo())
.willReturn(new ClusterInfo(clusterProperties));
RedisConnectionFactory redisConnectionFactory = mock(
RedisConnectionFactory.class);
given(redisConnectionFactory.getConnection()).willReturn(redisConnection);
RedisHealthIndicator healthIndicator = new RedisHealthIndicator(
redisConnectionFactory);
Health health = healthIndicator.health();
assertThat(health.getStatus()).isEqualTo(Status.UP);
assertThat(health.getDetails().get("cluster_size")).isEqualTo(4L);
assertThat(health.getDetails().get("slots_up")).isEqualTo(4L);
assertThat(health.getDetails().get("slots_fail")).isEqualTo(0L);
verify(redisConnectionFactory, atLeastOnce()).getConnection();
}
}