NoWebApplicationTests.java

package demo;

import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.boot.test.context.SpringBootTest.WebEnvironment;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.cloud.client.discovery.simple.SimpleDiscoveryClient;
import org.springframework.test.annotation.DirtiesContext;
import org.springframework.test.context.junit4.SpringRunner;

import static org.junit.Assert.assertTrue;

@RunWith(SpringRunner.class)
@SpringBootTest(webEnvironment = WebEnvironment.RANDOM_PORT, properties = "eureka.client.enabled=false")
@DirtiesContext
public class NoWebApplicationTests {

	@Autowired
	private DiscoveryClient discoveryClient;

	@Test
	public void testDiscoveryClientIsSimple() {
		assertTrue("discoveryClient is wrong instance type",
				discoveryClient instanceof SimpleDiscoveryClient);
	}

}