add some feign test with and without eureka

feign/src/main/java/demo/FeignClientApplication.java

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+package demo;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
+import org.springframework.cloud.netflix.feign.FeignClient;
+import org.springframework.cloud.netflix.feign.FeignClientScan;
+import org.springframework.context.annotation.ComponentScan;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestMethod;
+
+@Configuration
+@ComponentScan
+@EnableAutoConfiguration
+@FeignClientScan
+public class FeignClientApplication {
+	
+	public static void main(String[] args) {
+        SpringApplication.run(FeignClientApplication.class, args);
+    }
+}
+
+@FeignClient(value = "example.com", loadbalance = false)
+interface RestClient {
+	@RequestMapping(value="/", method=RequestMethod.GET)
+	String hello();
+}

feign/src/test/java/demo/FeignClientApplicationTests.java

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+package demo;
+
+import static org.junit.Assert.assertTrue;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.SpringApplicationConfiguration;
+import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+
+@RunWith(SpringJUnit4ClassRunner.class)
+@SpringApplicationConfiguration(classes = FeignClientApplication.class)
+public class FeignClientApplicationTests {
+
+	@Autowired
+	private RestClient client;
+	
+	@Test
+	public void clientConnects() {
+		assertTrue(client.hello().contains("<html"));
+	}
+
+}