code: import org.junit.jupiter.api.DisplayName;
  import org.junit.jupiter.api.Test;
  
  import java.time.Duration;
  
  import static org.junit.jupiter.api.Assertions.assertTimeoutPreemptively;
  import static org.junit.jupiter.api.Assertions.fail;
  
  public class Test2 {
  
      Submission submission = new Submission();
  
      @Test
      @DisplayName("This test should timeout")
      public void testLoops() {
          assertTimeoutPreemptively(Duration.ofSeconds(10), () -> {
              Thread t = new Thread(() -> {
                  submission.loop();
              });
              t.start();
              try {
                  t.join();
              }
              catch (InterruptedException e) {
                  t.stop();
              }
          });
      }
  
      @Test
      @DisplayName("This test should fail and print json")
      public void testFailsAndOutputsJson() {
          fail(submission.returnJson());
      }
  
  }
  