opendaylight/md-sal/mdsal-trace/dom-impl/src/test/java/org/opendaylight/controller/md/sal/trace/closetracker/impl/tests/TracingBrokerTest.java

   1 /*
   2  * Copyright (c) 2017 Red Hat, 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 package org.opendaylight.controller.md.sal.trace.closetracker.impl.tests;
   9
  10 import static com.google.common.truth.Truth.assertThat;
  11 import static java.nio.charset.StandardCharsets.UTF_8;
  12 import static org.mockito.Mockito.RETURNS_DEEP_STUBS;
  13 import static org.mockito.Mockito.mock;
  14
  15 import java.io.ByteArrayOutputStream;
  16 import java.io.PrintStream;
  17 import org.junit.Test;
  18 import org.opendaylight.controller.md.sal.dom.api.DOMDataBroker;
  19 import org.opendaylight.controller.md.sal.dom.api.DOMDataReadWriteTransaction;
  20 import org.opendaylight.controller.md.sal.dom.api.DOMTransactionChain;
  21 import org.opendaylight.controller.md.sal.trace.dom.impl.TracingBroker;
  22 import org.opendaylight.mdsal.binding.dom.codec.api.BindingNormalizedNodeSerializer;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.mdsaltrace.rev160908.Config;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.mdsaltrace.rev160908.ConfigBuilder;
  25
  26 /**
  27  * Test of {@link TracingBroker}.
  28  *
  29  * @author Michael Vorburger.ch
  30  */
  31 public class TracingBrokerTest {
  32
  33     @Test
  34     @SuppressWarnings({ "resource", "unused" }) // Finding resource leaks is the point of this test
  35     public void testPrintOpenTransactions() {
  36         DOMDataBroker domDataBroker = mock(DOMDataBroker.class, RETURNS_DEEP_STUBS);
  37         Config config = new ConfigBuilder().setTransactionDebugContextEnabled(true).build();
  38         BindingNormalizedNodeSerializer codec = mock(BindingNormalizedNodeSerializer.class);
  39         TracingBroker tracingBroker = new TracingBroker(domDataBroker, config, codec);
  40
  41         DOMDataReadWriteTransaction tx = tracingBroker.newReadWriteTransaction();
  42         DOMTransactionChain txChain = tracingBroker.createTransactionChain(null);
  43         DOMDataReadWriteTransaction txFromChain = txChain.newReadWriteTransaction();
  44
  45         ByteArrayOutputStream baos = new ByteArrayOutputStream();
  46         PrintStream ps = new PrintStream(baos);
  47         boolean printReturnValue = tracingBroker.printOpenTransactions(ps);
  48         String output = new String(baos.toByteArray(), UTF_8);
  49
  50         assertThat(printReturnValue).isTrue();
  51         assertThat(output).contains("testPrintOpenTransactions(TracingBrokerTest.java:41)"); // in a stack trace
  52
  53         // We don't do any verify/times on the mocks,
  54         // because the main point of the test is just to verify that
  55         // printOpenTransactions runs through without any exceptions
  56         // (e.g. it used to have a ClassCastException).
  57     }
  58
  59 }