java-tutorials/spring-boot/src/test/java/com/baeldung/kong/KongLoadBalanceLiveTest.java
aietcn 7e7ccc7eb3 BAEL-1416 quick guide to kong (#3448)
* BAEL-1416 quick guide to kong

* refactor kong samples
2018-01-20 10:09:55 +01:00

69 lines
3.4 KiB
Java

package com.baeldung.kong;
import com.baeldung.kong.domain.APIObject;
import com.baeldung.kong.domain.TargetObject;
import com.baeldung.kong.domain.UpstreamObject;
import org.junit.Before;
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.web.client.TestRestTemplate;
import org.springframework.http.*;
import org.springframework.test.context.junit4.SpringRunner;
import java.net.URI;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import static org.springframework.boot.test.context.SpringBootTest.WebEnvironment.DEFINED_PORT;
/**
* @author aiet
*/
@RunWith(SpringRunner.class)
@SpringBootTest(webEnvironment = DEFINED_PORT, classes = StockApp.class)
public class KongLoadBalanceLiveTest {
@Before
public void init() {
System.setProperty("sun.net.http.allowRestrictedHeaders", "true");
}
@Autowired TestRestTemplate restTemplate;
@Test
public void givenKongAdminAPI_whenAddAPI_thenAPIAccessibleViaKong() throws Exception {
UpstreamObject upstream = new UpstreamObject("stock.api.service");
ResponseEntity<String> addUpstreamResp = restTemplate.postForEntity("http://localhost:8001/upstreams", new HttpEntity<>(upstream), String.class);
assertTrue(HttpStatus.CREATED == addUpstreamResp.getStatusCode() || HttpStatus.CONFLICT == addUpstreamResp.getStatusCode());
TargetObject testTarget = new TargetObject("localhost:8080", 10);
ResponseEntity<String> addTargetResp = restTemplate.postForEntity("http://localhost:8001/upstreams/stock.api.service/targets", new HttpEntity<>(testTarget), String.class);
assertTrue(HttpStatus.CREATED == addTargetResp.getStatusCode() || HttpStatus.CONFLICT == addTargetResp.getStatusCode());
TargetObject releaseTarget = new TargetObject("localhost:9090", 40);
addTargetResp = restTemplate.postForEntity("http://localhost:8001/upstreams/stock.api.service/targets", new HttpEntity<>(releaseTarget), String.class);
assertTrue(HttpStatus.CREATED == addTargetResp.getStatusCode() || HttpStatus.CONFLICT == addTargetResp.getStatusCode());
APIObject stockAPI = new APIObject("balanced-stock-api", "balanced.stock.api", "http://stock.api.service", "/");
HttpEntity<APIObject> apiEntity = new HttpEntity<>(stockAPI);
ResponseEntity<String> addAPIResp = restTemplate.postForEntity("http://localhost:8001/apis", apiEntity, String.class);
assertTrue(HttpStatus.CREATED == addAPIResp.getStatusCode() || HttpStatus.CONFLICT == addAPIResp.getStatusCode());
HttpHeaders headers = new HttpHeaders();
headers.set("Host", "balanced.stock.api");
for (int i = 0; i < 1000; i++) {
RequestEntity<String> requestEntity = new RequestEntity<>(headers, HttpMethod.GET, new URI("http://localhost:8000/stock/btc"));
ResponseEntity<String> stockPriceResp = restTemplate.exchange(requestEntity, String.class);
assertEquals("10000", stockPriceResp.getBody());
}
int releaseCount = restTemplate.getForObject("http://localhost:9090/stock/reqcount", Integer.class);
int testCount = restTemplate.getForObject("http://localhost:8080/stock/reqcount", Integer.class);
assertTrue(Math.round(releaseCount * 1.0 / testCount) == 4);
}
}