/*
* Copyright 2013-2014 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.eureka;
import org.junit.After;
import org.junit.Before;
import org.junit.Ignore;
import org.junit.Test;
import org.springframework.cloud.commons.util.InetUtils;
import org.springframework.cloud.commons.util.InetUtilsProperties;
import org.springframework.cloud.netflix.eureka.EurekaClientConfigBean;
import org.springframework.cloud.netflix.eureka.EurekaInstanceConfigBean;
import org.springframework.cloud.netflix.ribbon.SpringClientFactory;
import com.netflix.config.ConfigurationManager;
import com.netflix.config.DeploymentContext.ContextKey;
import com.netflix.config.DynamicStringProperty;
import com.netflix.loadbalancer.ILoadBalancer;
import com.netflix.loadbalancer.ZoneAwareLoadBalancer;
import com.netflix.niws.loadbalancer.DiscoveryEnabledServer;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import static org.springframework.cloud.netflix.ribbon.RibbonUtils.VALUE_NOT_SET;
import static org.springframework.cloud.netflix.ribbon.RibbonUtils.getProperty;
import static org.springframework.cloud.netflix.ribbon.RibbonUtils.getRibbonKey;
import static org.springframework.cloud.netflix.ribbon.RibbonUtils.setRibbonProperty;
/**
* @author Dave Syer
* @author Ryan Baxter
*/
public class EurekaRibbonClientConfigurationTests {
@After
@Before
public void close() {
ConfigurationManager.getDeploymentContext().setValue(ContextKey.zone, "");
}
@Test
@Ignore
public void basicConfigurationCreatedForLoadBalancer() {
EurekaClientConfigBean client = new EurekaClientConfigBean();
EurekaInstanceConfigBean configBean = getEurekaInstanceConfigBean();
client.getAvailabilityZones().put(client.getRegion(), "foo");
SpringClientFactory clientFactory = new SpringClientFactory();
EurekaRibbonClientConfiguration clientPreprocessor = new EurekaRibbonClientConfiguration(
client, "service", configBean, false);
clientPreprocessor.preprocess();
ILoadBalancer balancer = clientFactory.getLoadBalancer("service");
assertNotNull(balancer);
@SuppressWarnings("unchecked")
ZoneAwareLoadBalancer<DiscoveryEnabledServer> aware = (ZoneAwareLoadBalancer<DiscoveryEnabledServer>) balancer;
assertTrue(aware.getServerListImpl() instanceof DomainExtractingServerList);
assertEquals("foo",
ConfigurationManager.getDeploymentContext().getValue(ContextKey.zone));
}
private EurekaInstanceConfigBean getEurekaInstanceConfigBean() {
return new EurekaInstanceConfigBean(new InetUtils(new InetUtilsProperties()));
}
@Test
public void testSetProp() {
EurekaClientConfigBean client = new EurekaClientConfigBean();
EurekaInstanceConfigBean configBean = getEurekaInstanceConfigBean();
EurekaRibbonClientConfiguration preprocessor = new EurekaRibbonClientConfiguration(
client, "myService", configBean, false);
String serviceId = "myService";
String suffix = "mySuffix";
String value = "myValue";
DynamicStringProperty property = getProperty(getRibbonKey(serviceId, suffix));
assertEquals("property doesn't have default value", VALUE_NOT_SET,
property.get());
setRibbonProperty(serviceId, suffix, value);
assertEquals("property has wrong value", value, property.get());
setRibbonProperty(serviceId, suffix, value);
assertEquals("property has wrong value", value, property.get());
}
@Test
public void testExplicitZone() {
EurekaClientConfigBean client = new EurekaClientConfigBean();
EurekaInstanceConfigBean configBean = getEurekaInstanceConfigBean();
configBean.getMetadataMap().put("zone", "myZone");
EurekaRibbonClientConfiguration preprocessor = new EurekaRibbonClientConfiguration(
client, "myService", configBean, false);
preprocessor.preprocess();
assertEquals("myZone",
ConfigurationManager.getDeploymentContext().getValue(ContextKey.zone));
}
@Test
public void testDefaultZone() {
EurekaClientConfigBean client = new EurekaClientConfigBean();
EurekaInstanceConfigBean configBean = getEurekaInstanceConfigBean();
EurekaRibbonClientConfiguration preprocessor = new EurekaRibbonClientConfiguration(
client, "myService", configBean, false);
preprocessor.preprocess();
assertEquals("defaultZone",
ConfigurationManager.getDeploymentContext().getValue(ContextKey.zone));
}
@Test
public void testApproximateZone() {
EurekaClientConfigBean client = new EurekaClientConfigBean();
EurekaInstanceConfigBean configBean = getEurekaInstanceConfigBean();
configBean.setHostname("this.is.a.test.com");
EurekaRibbonClientConfiguration preprocessor = new EurekaRibbonClientConfiguration(
client, "myService", configBean, true);
preprocessor.preprocess();
assertEquals("is.a.test.com",
ConfigurationManager.getDeploymentContext().getValue(ContextKey.zone));
}
}