2 * Copyright (c) 2017 Red Hat, Inc. and others. All rights reserved.
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
8 package org.opendaylight.controller.md.sal.trace.tests;
10 import static com.google.common.truth.Truth.assertThat;
11 import static java.nio.charset.StandardCharsets.UTF_8;
12 import static java.util.Collections.singletonList;
13 import static org.mockito.Mockito.RETURNS_DEEP_STUBS;
14 import static org.mockito.Mockito.mock;
16 import java.io.ByteArrayOutputStream;
17 import java.io.PrintStream;
18 import org.junit.Test;
19 import org.opendaylight.controller.md.sal.binding.test.DataBrokerTestModule;
20 import org.opendaylight.controller.md.sal.dom.api.DOMDataBroker;
21 import org.opendaylight.controller.md.sal.dom.api.DOMDataReadWriteTransaction;
22 import org.opendaylight.controller.md.sal.dom.api.DOMTransactionChain;
23 import org.opendaylight.controller.md.sal.trace.dom.impl.TracingBroker;
24 import org.opendaylight.mdsal.binding.dom.codec.api.BindingNormalizedNodeSerializer;
25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.mdsaltrace.rev160908.Config;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.mdsaltrace.rev160908.ConfigBuilder;
29 * Test of {@link TracingBroker}.
31 * @author Michael Vorburger.ch
34 public class TracingBrokerTest {
37 public void testEnd2End() {
38 DataBrokerTestModule wiring = new DataBrokerTestModule(true);
39 wiring.getDataBroker(); // required so DataBrokerTestModule creates the DOMDataBroker
40 DOMDataBroker realDomBroker = wiring.getDOMDataBroker();
41 TracingBroker tracingDomBroker = new TracingBroker("Test", realDomBroker, new ConfigBuilder()
42 // CONTROLLER-1877: configure it like the default/initial mdsaltrace_config.xml in mdsal-trace-api
43 .setTransactionDebugContextEnabled(true)
44 .setWriteWatches(singletonList("/this/will/never/exist"))
45 .setRegistrationWatches(singletonList("/this/will/never/exist"))
47 wiring.getBindingToNormalizedNodeCodec());
48 tracingDomBroker.newWriteOnlyTransaction().cancel();
52 @SuppressWarnings({ "resource", "unused" }) // Finding resource leaks is the point of this test
53 public void testPrintOpenTransactions() {
54 DOMDataBroker domDataBroker = mock(DOMDataBroker.class, RETURNS_DEEP_STUBS);
55 Config config = new ConfigBuilder().setTransactionDebugContextEnabled(true).build();
56 BindingNormalizedNodeSerializer codec = mock(BindingNormalizedNodeSerializer.class);
57 TracingBroker tracingBroker = new TracingBroker("mock", domDataBroker, config, codec);
59 for (int i = 0; i < 3; i++) {
60 DOMDataReadWriteTransaction tx = tracingBroker.newReadWriteTransaction();
62 DOMDataReadWriteTransaction anotherTx = tracingBroker.newReadWriteTransaction();
64 DOMTransactionChain txChain = tracingBroker.createTransactionChain(null);
65 DOMDataReadWriteTransaction txFromChain = txChain.newReadWriteTransaction();
67 ByteArrayOutputStream baos = new ByteArrayOutputStream();
68 PrintStream ps = new PrintStream(baos);
69 boolean printReturnValue = tracingBroker.printOpenTransactions(ps, 1);
70 String output = new String(baos.toByteArray(), UTF_8);
72 assertThat(printReturnValue).isTrue();
73 // Assert expectations about stack trace
74 assertThat(output).contains("testPrintOpenTransactions(TracingBrokerTest.java");
75 assertThat(output).doesNotContain(TracingBroker.class.getName());
77 String previousLine = "";
78 for (String line : output.split("\n")) {
79 if (line.contains("(...")) {
80 assertThat(previousLine.contains("(...)")).isFalse();
85 // assert that the sorting works - the x3 is shown before the x1
86 assertThat(output).contains(" DataBroker : newReadWriteTransaction()\n 3x");
88 // We don't do any verify/times on the mocks,
89 // because the main point of the test is just to verify that
90 // printOpenTransactions runs through without any exceptions
91 // (e.g. it used to have a ClassCastException).