netconf/netconf-netty-util/src/test/java/org/opendaylight/netconf/nettyutil/handler/ThreadLocalTransformersTest.java

   1 /*
   2  * Copyright (c) 2016 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8
   9 package org.opendaylight.netconf.nettyutil.handler;
  10
  11 import java.util.concurrent.ExecutorService;
  12 import java.util.concurrent.Executors;
  13 import java.util.concurrent.Future;
  14 import javax.xml.transform.Transformer;
  15 import org.junit.After;
  16 import org.junit.Assert;
  17 import org.junit.Before;
  18 import org.junit.Test;
  19
  20 public class ThreadLocalTransformersTest {
  21
  22     private ExecutorService executorService;
  23
  24     @Before
  25     public void setUp() throws Exception {
  26         executorService = Executors.newSingleThreadExecutor();
  27     }
  28
  29     @Test
  30     public void testGetDefaultTransformer() throws Exception {
  31         final Transformer t1 = ThreadLocalTransformers.getDefaultTransformer();
  32         final Transformer t2 = ThreadLocalTransformers.getDefaultTransformer();
  33         Assert.assertSame(t1, t2);
  34         final Future<Transformer> future = executorService.submit(ThreadLocalTransformers::getDefaultTransformer);
  35         Assert.assertNotSame(t1, future.get());
  36     }
  37
  38     @Test
  39     public void testGetPrettyTransformer() throws Exception {
  40         final Transformer t1 = ThreadLocalTransformers.getPrettyTransformer();
  41         final Transformer t2 = ThreadLocalTransformers.getPrettyTransformer();
  42         Assert.assertSame(t1, t2);
  43         final Future<Transformer> future = executorService.submit(ThreadLocalTransformers::getPrettyTransformer);
  44         Assert.assertNotSame(t1, future.get());
  45     }
  46
  47     @After
  48     public void tearDown() throws Exception {
  49         executorService.shutdown();
  50     }
  51 }