Fixed the test setup

spring-cloud-zookeeper-sample/pom.xml

@@ -49,6 +49,11 @@
 			<artifactId>spring-boot-starter-test</artifactId>
 			<scope>test</scope>
 		</dependency>
+		<dependency>
+			<groupId>org.apache.curator</groupId>
+			<artifactId>curator-test</artifactId>
+			<scope>test</scope>
+		</dependency>
 	</dependencies>
 
 </project>

spring-cloud-zookeeper-sample/src/main/java/org/springframework/cloud/zookeeper/sample/SampleZookeeperApplication.java

@@ -24,9 +24,11 @@ import org.springframework.boot.bind.RelaxedPropertyResolver;
 import org.springframework.cloud.client.ServiceInstance;
 import org.springframework.cloud.client.discovery.DiscoveryClient;
 import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
+import org.springframework.cloud.client.loadbalancer.LoadBalanced;
 import org.springframework.cloud.client.loadbalancer.LoadBalancerClient;
 import org.springframework.cloud.netflix.feign.EnableFeignClients;
 import org.springframework.cloud.netflix.feign.FeignClient;
+import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.core.env.Environment;
 import org.springframework.web.bind.annotation.RequestMapping;
@@ -96,4 +98,11 @@ public class SampleZookeeperApplication {
 	public static void main(String[] args) {
 		SpringApplication.run(SampleZookeeperApplication.class, args);
 	}
+
+	@Bean
+	@LoadBalanced
+	RestTemplate loadBalancedRestTemplate() {
+		return new RestTemplate();
+	}
+
 }

spring-cloud-zookeeper-sample/src/test/java/org/springframework/cloud/zookeeper/sample/SampleApplicationTests.java

@@ -16,6 +16,11 @@
 
 package org.springframework.cloud.zookeeper.sample;
 
+import java.io.IOException;
+
+import org.apache.curator.test.TestingServer;
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.springframework.boot.test.SpringApplicationConfiguration;
@@ -25,6 +30,18 @@ import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
 @SpringApplicationConfiguration(classes = SampleZookeeperApplication.class)
 public class SampleApplicationTests {
 
+	static TestingServer testingServer;
+
+	@BeforeClass
+	public static void before() throws Exception {
+		testingServer = new TestingServer(2181);
+	}
+
+	@AfterClass
+	public static void clean() throws IOException {
+		testingServer.close();
+	}
+
 	@Test public void contextLoads() {
 	}
 }