content: /*
   * Copyright 2014-2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.
   *
   * Licensed under the Apache License, Version 2.0 (the "License").
   * You may not use this file except in compliance with the License.
   * A copy of the License is located at
   *
   *  http://aws.amazon.com/apache2.0
   *
   * or in the "license" file accompanying this file. This file 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.
   */
  package com.google.common.util.concurrent;
  
  import static org.junit.Assert.assertEquals;
  
  import java.util.concurrent.TimeUnit;
  
  import org.junit.Test;
  
  /**
   *
   * @author Alexander Patrikalakis
   */
  public class RateLimiterCreatorTest {
  
      static final double DELTA = 0.1;
  
      @Test
      public void testTrickleBurst() {
          final RateLimiter l = RateLimiterCreator.createBurstingLimiter(1 /*rate*/,1 /*burstBucketSize*/);
          double waited = l.acquire(1);
          assertEquals(0.0, waited, DELTA);
          waited = l.acquire(1);
          assertEquals(1.0, waited, DELTA);
          Uninterruptibles.sleepUninterruptibly(5, TimeUnit.SECONDS);
          waited = l.acquire(5);
          assertEquals(0.0, waited, DELTA);
      }
  }
  