add some feign test with and without eureka
This commit is contained in:
Spencer Gibb
96
feign-eureka/pom.xml
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96
feign-eureka/pom.xml
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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<groupId>org.springframework.cloud</groupId>
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<artifactId>spring-cloud-sample-feign-eureka</artifactId>
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<version>1.0.0.BUILD-SNAPSHOT</version>
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<packaging>jar</packaging>
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<name>spring-cloud-sample-feign-eureka</name>
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<description>Demo project for Spring Cloud</description>
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<parent>
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<groupId>org.springframework.cloud</groupId>
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<artifactId>spring-cloud-starter-parent</artifactId>
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<version>1.0.0.BUILD-SNAPSHOT</version>
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<relativePath /> <!-- lookup parent from repository -->
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</parent>
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<properties>
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<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
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<java.version>1.7</java.version>
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</properties>
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<build>
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<plugins>
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<plugin>
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<!--skip deploy (this is just a test module) -->
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<artifactId>maven-deploy-plugin</artifactId>
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<configuration>
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<skip>true</skip>
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</configuration>
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</plugin>
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</plugins>
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</build>
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<dependencies>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-web</artifactId>
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</dependency>
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<dependency>
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<groupId>org.springframework.cloud</groupId>
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<artifactId>spring-cloud-starter-eureka</artifactId>
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</dependency>
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<dependency>
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<groupId>org.springframework.cloud</groupId>
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<artifactId>spring-cloud-starter-feign</artifactId>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-test</artifactId>
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<scope>test</scope>
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</dependency>
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</dependencies>
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<repositories>
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<repository>
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<id>spring-snapshots</id>
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<name>Spring Snapshots</name>
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<url>https://repo.spring.io/snapshot</url>
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<snapshots>
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<enabled>true</enabled>
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</snapshots>
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</repository>
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<repository>
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<id>spring-milestones</id>
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<name>Spring Milestones</name>
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<url>https://repo.spring.io/milestone</url>
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<snapshots>
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<enabled>false</enabled>
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</snapshots>
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</repository>
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</repositories>
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<pluginRepositories>
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<pluginRepository>
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<id>spring-snapshots</id>
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<name>Spring Snapshots</name>
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<url>https://repo.spring.io/snapshot</url>
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<snapshots>
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<enabled>true</enabled>
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</snapshots>
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</pluginRepository>
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<pluginRepository>
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<id>spring-milestones</id>
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<name>Spring Milestones</name>
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<url>https://repo.spring.io/milestone</url>
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<snapshots>
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<enabled>false</enabled>
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</snapshots>
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</pluginRepository>
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</pluginRepositories>
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</project>
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63
feign-eureka/src/main/java/demo/HelloClientApplication.java
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63
feign-eureka/src/main/java/demo/HelloClientApplication.java
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package demo;
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import com.netflix.client.config.IClientConfig;
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import com.netflix.loadbalancer.*;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.boot.SpringApplication;
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import org.springframework.boot.autoconfigure.SpringBootApplication;
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import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
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import org.springframework.cloud.netflix.feign.FeignClient;
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import org.springframework.cloud.netflix.feign.FeignClientScan;
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import org.springframework.cloud.netflix.ribbon.RibbonClient;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.web.bind.annotation.RequestMapping;
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import org.springframework.web.bind.annotation.RestController;
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import java.util.Arrays;
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import java.util.List;
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import static org.springframework.web.bind.annotation.RequestMethod.*;
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/**
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* @author Spencer Gibb
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*/
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@SpringBootApplication
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@EnableDiscoveryClient
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@RestController
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@FeignClientScan
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@RibbonClient(name = "hello", configuration = HelloRibbonClientConfiguration.class)
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public class HelloClientApplication {
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@Autowired
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HelloClient client;
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@RequestMapping("/")
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public String hello() {
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return client.hello();
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}
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public static void main(String[] args) {
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SpringApplication.run(HelloClientApplication.class, args);
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}
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@FeignClient("hello")
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interface HelloClient {
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@RequestMapping(value = "/", method = GET)
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String hello();
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}
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}
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// Load balancer with fixed server list for "hello" pointing to example.com
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@Configuration
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class HelloRibbonClientConfiguration {
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@Bean
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public ILoadBalancer ribbonLoadBalancer() {
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//because of this, it doesn't use eureka to lookup the server,
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// but the classpath is tested
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BaseLoadBalancer balancer = new BaseLoadBalancer();
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balancer.setServersList(Arrays.asList(new Server("example.com", 80)));
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return balancer;
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}
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}
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25
feign-eureka/src/main/resources/application.yml
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25
feign-eureka/src/main/resources/application.yml
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@@ -0,0 +1,25 @@
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spring:
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application:
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name: HelloClient
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server:
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port: 7211
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eureka:
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password: password
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client:
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serviceUrl:
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defaultZone: http://user:${eureka.password}@localhost:8761/eureka/
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instance:
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leaseRenewalIntervalInSeconds: 10
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metadataMap:
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instanceId: ${vcap.application.instance_id:${spring.application.name}:${spring.application.instance_id:${server.port}}}
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endpoints:
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restart:
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enabled: true
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shutdown:
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enabled: true
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health:
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sensitive: false
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@@ -0,0 +1,35 @@
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package demo;
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import static org.junit.Assert.assertEquals;
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import static org.junit.Assert.assertNotNull;
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import static org.junit.Assert.assertTrue;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.boot.test.IntegrationTest;
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import org.springframework.boot.test.SpringApplicationConfiguration;
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import org.springframework.boot.test.TestRestTemplate;
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import org.springframework.http.HttpStatus;
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import org.springframework.http.ResponseEntity;
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import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
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import org.springframework.test.context.web.WebAppConfiguration;
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@RunWith(SpringJUnit4ClassRunner.class)
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@SpringApplicationConfiguration(classes = HelloClientApplication.class)
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@WebAppConfiguration
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@IntegrationTest("server.port=0")
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public class HelloClientApplicationTests {
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@Value("${local.server.port}")
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int port;
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@Test
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public void clientConnects() {
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ResponseEntity<String> response = new TestRestTemplate().getForEntity("http://localhost:" + port, String.class);
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assertNotNull("response was null", response);
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assertEquals("Wrong status code", HttpStatus.OK, response.getStatusCode());
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assertTrue(response.getBody().contains("<html"));
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}
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}
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