DockerTest.java

public class DockerTest {

  @Test
  public void bootstrap() throws IOException {
    HttpClient client = HttpClient.Factory.createDefault()
        .createClient(new URL("http://localhost:2375"));

    Docker docker = new Docker(client);

    Image image = docker.findImage(
        img -> "selenium/standalone-firefox:3.141.59".equals(img.getName()));

    int port = PortProber.findFreePort();
    Container container = docker.create(ContainerInfo.image(image).map(tcp(4444), tcp(port)));

    container.start();

    assertTrue(PortProber.pollPort(port, 10, SECONDS));

    container.stop(Duration.ofSeconds(30));
  }

}