for (int i = 0; i < numTasks; i++) {
            tasks.add(testCallable);
        }

        // Get start time
        final long time = System.nanoTime();

        // Execute callable tasks concurrently
        final ExecutorService executor = Executors.newFixedThreadPool(numTasks);
        try {
            final List<Future<Integer>> futures = executor.invokeAll(tasks);

        .build();

    Request request = new Request.Builder()
        .url("http://publicobject.com/helloworld.txt")
        .build();

    try (Response response = client.newCall(request).execute()) {
      System.out.println(response.body().string());
    }

    server.shutdown();
    socketFile.delete();
  }

  public static void main(String... args) throws Exception {

    runner.build(newConfigs().clusterName("TestCluster").numOfNode(1));
    client = runner.client();
}

@Before
public void before() {
    runner.admin().indices().prepareDelete("_all").execute().actionGet();
}

@AfterClass
public static void afterClass() {
    runner.close();
    runner.clean();
}
```

### Testing Best Practices

    public Integer crudMode;

    /**
     * The search term that triggers the key match.
     */
    @Required
    @Size(max = 100)
    public String term;

    /**
     * The query to execute when the term matches.
     */
    @Required
    @CustomSize(maxKey = "form.admin.max.input.size")
    public String query;

    /**
     * The maximum number of results to return.
     */
    @Required

          .build()

      val response =
        client
          .newCall(
            Request("http://mockserver:1080/person?name=peter".toHttpUrl()),
          ).execute()

      assertThat(response.body.string()).contains("Peter the person")
    }
  }

  companion object {
    val SOCKS5_PROXY: DockerImageName =
      DockerImageName
        .parse("serjs/go-socks5-proxy")

  }

  @Override
  public final void addTearDown(TearDown tearDown) {
    synchronized (lock) {
      stack.addFirst(checkNotNull(tearDown));
    }
  }

  /** Causes teardown to execute. */
  public final void runTearDown() {
    Throwable exception = null;
    List<TearDown> stackCopy;
    synchronized (lock) {
      stackCopy = new ArrayList<>(stack);
      stack.clear();
    }

  }

  @Override
  public final void addTearDown(TearDown tearDown) {
    synchronized (lock) {
      stack.addFirst(checkNotNull(tearDown));
    }
  }

  /** Causes teardown to execute. */
  public final void runTearDown() {
    Throwable exception = null;
    List<TearDown> stackCopy;
    synchronized (lock) {
      stackCopy = new ArrayList<>(stack);
      stack.clear();
    }

      Request
        .Builder()
        .header("Authorization", "Client-ID $IMGUR_CLIENT_ID")
        .url("https://api.imgur.com/3/image")
        .post(requestBody)
        .build()

    client.newCall(request).execute().use { response ->
      if (!response.isSuccessful) throw IOException("Unexpected code $response")

      println(response.body.string())
    }
  }

  companion object {
    /**

        runner.close();
        runner.clean();
    }

    @Before
    public void before() throws Exception {
        runner.admin().indices().prepareDelete("_all").execute().actionGet();
        runner.refresh();
        suggester = Suggester.builder().build(runner.client(), "AnalyzerNormalizerTest");
        suggester.createIndexIfNothing();
    }

    @Test

        // Close the writer on the writer's thread.
        val writerToClose = this.writer
        if (writerToClose != null) {
          this.writer = null
          taskQueue.execute("$name writer close", cancelable = false) {
            writerToClose.closeQuietly()
          }
        }

        this.taskQueue.shutdown()
      }