public class CallJavaTest {
  @RegisterExtension
  OkHttpClientTestRule clientTestRule = new OkHttpClientTestRule();

  private OkHttpClient client = clientTestRule.newClient();

  @Test
  public void tagsSeededFromRequest() {
    Request request = new Request.Builder()
      .url(HttpUrl.get("https://square.com/"))
      .tag(Integer.class, 5)
      .tag(String.class, "hello")
      .build();
    Call call = client.newCall(request);