content: /*
   * Copyright (c) 2015. Rick Hightower, Geoff Chandler
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *  		http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   *
   * QBit - The Microservice lib for Java : JSON, WebSocket, REST. Be The Web!
   */
  
  package io.advantageous.qbit.test;
  
  import java.util.concurrent.CountDownLatch;
  import java.util.concurrent.TimeUnit;
  import java.util.concurrent.atomic.AtomicBoolean;
  import java.util.function.Predicate;
  
  /**
   * created by rhightower on 2/17/15.
   */
  public class TimedTesting {
  
  
      protected final AtomicBoolean stop = new AtomicBoolean();
      protected boolean ok;
      protected CountDownLatch latch = new CountDownLatch(1);
  
      protected void setupLatch() {
          latch = new CountDownLatch(1);
      }
  
      protected void waitForTrigger(int seconds, Predicate predicate) {
  
          triggerLatchWhen(predicate);
          waitForLatch(seconds);
      }
  
      protected void triggerLatchWhen(Predicate predicate) {
  
          Thread thread = new Thread(() -> {
  
              while (true) {
  
                  //noinspection unchecked
                  if (predicate.test(null)) {
                      latch.countDown();
                      return;
                  }
  
                  if (stop.get()) {
                      return;
                  }
                  try {
                      Thread.sleep(10);
                  } catch (InterruptedException e) {
                      e.printStackTrace();
                  }
              }
          });
  
          thread.start();
  
      }
  
      protected void waitForLatch(int seconds) {
  
          try {
              latch.await(seconds, TimeUnit.SECONDS);
          } catch (InterruptedException e) {
              e.printStackTrace();
          }
  
          stop.set(true);
  
  
          try {
              Thread.sleep(100);
          } catch (InterruptedException e) {
              e.printStackTrace();
          }
  
      }
  }
  