ToxiproxyContainers ToxiproxyContainer Sınıfı

Maven

Şu satırı dahil ederiz

<dependency>
  <groupId>org.testcontainers</groupId>
  <artifactId>toxiproxy</artifactId>
  <version>1.18.3</version>
  <scope>test</scope>
</dependency>

ToxiproxyClient Sınıfı

ToxiproxyContainer kullanılarak yaratılır

latency metodu

Örnek

Şöyle yaparız

import eu.rekawek.toxiproxy.Proxy;
import eu.rekawek.toxiproxy.ToxiproxyClient;
import eu.rekawek.toxiproxy.model.ToxicDirection;

@Testcontainers
public class ToxiproxyExample {

  @Container
  private static ToxiproxyContainer toxiproxy = new ToxiproxyContainer();

  @Container
  private static PostgreSQLContainer<?> database =
    new PostgreSQLContainer<>("postgres:11.19-bullseye")

  @Rule
  public ToxiproxyClient toxiproxyClient =
    new ToxiproxyClient(toxiproxy.getHost(), toxiproxy.getControlPort());
   
  @Test
  public void testApplicationWithLatency() {
    // ToxicDirection.DOWNSTREAM is from client to DB
    // Create a toxic that adds 100 milliseconds of latency to the connection to the DB.
    toxiproxyClient.toxics().latency("database", ToxicDirection.DOWNSTREAM, 100);

    // Try to connect to the database.
    try (var connection = DriverManager.getConnection(database.getHost() 
      + ":" + database.getMappedPort(5432), "postgres", "postgres")) {
        // Do something with the connection.
    }
    // Remove the toxic.
    toxiproxyClient.toxics().get("database").remove();
  }
}