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Java example source code file (ForwardingBlockingDequeTest.java)

This example Java source code file (ForwardingBlockingDequeTest.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

blockingdeque, forwardingblockingdeque, forwardingblockingdequetest, forwardingtestcase, interruptedexception, override, suppresswarnings, threading, threads

The ForwardingBlockingDequeTest.java Java example source code

/*
 * Copyright (C) 2012 The Guava Authors
 *
 * 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.
 */

package com.google.common.collect;

import java.util.concurrent.BlockingDeque;
import java.util.concurrent.TimeUnit;

/**
 * Test for {@link ForwardingBlockingDeque}
 *
 * @author Emily Soldal
 */
public class ForwardingBlockingDequeTest extends ForwardingTestCase {
  private BlockingDeque<String> forward;

  /*
   * Class parameters must be raw, so we can't create a proxy with generic
   * type arguments. The created proxy only records calls and returns null, so
   * the type is irrelevant at runtime.
   */
  @SuppressWarnings("unchecked")
  @Override protected void setUp() throws Exception {
    super.setUp();
    final BlockingDeque<String> deque = createProxyInstance(BlockingDeque.class);
    forward = new ForwardingBlockingDeque<String>() {
      @Override protected BlockingDeque<String> delegate() {
        return deque;
      }
    };
  }

  public void testRemainingCapacity() {
    forward.remainingCapacity();
    assertEquals("[remainingCapacity]", getCalls());
  }

  public void testPutFirst_T() throws InterruptedException {
    forward.putFirst("asf");
    assertEquals("[putFirst(Object)]", getCalls());
  }

  public void testPutLast_T() throws InterruptedException {
    forward.putFirst("asf");
    assertEquals("[putFirst(Object)]", getCalls());
  }

  public void testOfferFirst_T() throws InterruptedException {
    forward.offerFirst("asf", 2L, TimeUnit.SECONDS);
    assertEquals("[offerFirst(Object,long,TimeUnit)]", getCalls());
  }

  public void testOfferLast_T() throws InterruptedException {
    forward.offerLast("asf", 2L, TimeUnit.SECONDS);
    assertEquals("[offerLast(Object,long,TimeUnit)]", getCalls());
  }

  public void testTakeFirst() throws InterruptedException {
    forward.takeFirst();
    assertEquals("[takeFirst]", getCalls());
  }

  public void testTakeLast() throws InterruptedException {
    forward.takeLast();
    assertEquals("[takeLast]", getCalls());
  }

  public void testPollFirst() throws InterruptedException {
    forward.pollFirst(2L, TimeUnit.SECONDS);
    assertEquals("[pollFirst(long,TimeUnit)]", getCalls());
  }

  public void testPollLast() throws InterruptedException {
    forward.pollLast(2L, TimeUnit.SECONDS);
    assertEquals("[pollLast(long,TimeUnit)]", getCalls());
  }

  public void testPut_T() throws InterruptedException {
    forward.put("asf");
    assertEquals("[put(Object)]", getCalls());
  }

  public void testOffer_T() throws InterruptedException {
    forward.offer("asf", 2L, TimeUnit.SECONDS);
    assertEquals("[offer(Object,long,TimeUnit)]", getCalls());
  }

  public void testTake() throws InterruptedException {
    forward.take();
    assertEquals("[take]", getCalls());
  }

  public void testPoll() throws InterruptedException {
    forward.poll(2L, TimeUnit.SECONDS);
    assertEquals("[poll(long,TimeUnit)]", getCalls());
  }

  public void testDrainTo_T() {
    forward.drainTo(Lists.newArrayList());
    assertEquals("[drainTo(Collection)]", getCalls());
  }

  public void testDrainTo_T_maxElements() {
    forward.drainTo(Lists.newArrayList(), 3);
    assertEquals("[drainTo(Collection,int)]", getCalls());
  }
}

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