Bug 9060: Filter TracingBroker stack trace elements

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

diff --git a/opendaylight/md-sal/mdsal-trace/dom-impl/src/test/java/org/opendaylight/controller/md/sal/trace/tests/TracingBrokerTest.java b/opendaylight/md-sal/mdsal-trace/dom-impl/src/test/java/org/opendaylight/controller/md/sal/trace/tests/TracingBrokerTest.java
new file mode 100644 (file)
index 0000000..3179b2a
--- /dev/null
+++ b/opendaylight/md-sal/mdsal-trace/dom-impl/src/test/java/org/opendaylight/controller/md/sal/trace/tests/TracingBrokerTest.java
@@ -0,0 +1,61 @@
+/*
+ * Copyright (c) 2017 Red Hat, Inc. and others. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.controller.md.sal.trace.tests;
+
+import static com.google.common.truth.Truth.assertThat;
+import static java.nio.charset.StandardCharsets.UTF_8;
+import static org.mockito.Mockito.RETURNS_DEEP_STUBS;
+import static org.mockito.Mockito.mock;
+
+import java.io.ByteArrayOutputStream;
+import java.io.PrintStream;
+import org.junit.Test;
+import org.opendaylight.controller.md.sal.dom.api.DOMDataBroker;
+import org.opendaylight.controller.md.sal.dom.api.DOMDataReadWriteTransaction;
+import org.opendaylight.controller.md.sal.dom.api.DOMTransactionChain;
+import org.opendaylight.controller.md.sal.trace.dom.impl.TracingBroker;
+import org.opendaylight.mdsal.binding.dom.codec.api.BindingNormalizedNodeSerializer;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.mdsaltrace.rev160908.Config;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.mdsaltrace.rev160908.ConfigBuilder;
+
+/**
+ * Test of {@link TracingBroker}.
+ *
+ * @author Michael Vorburger.ch
+ */
+public class TracingBrokerTest {
+
+    @Test
+    @SuppressWarnings({ "resource", "unused" }) // Finding resource leaks is the point of this test
+    public void testPrintOpenTransactions() {
+        DOMDataBroker domDataBroker = mock(DOMDataBroker.class, RETURNS_DEEP_STUBS);
+        Config config = new ConfigBuilder().setTransactionDebugContextEnabled(true).build();
+        BindingNormalizedNodeSerializer codec = mock(BindingNormalizedNodeSerializer.class);
+        TracingBroker tracingBroker = new TracingBroker(domDataBroker, config, codec);
+
+        DOMDataReadWriteTransaction tx = tracingBroker.newReadWriteTransaction();
+        DOMTransactionChain txChain = tracingBroker.createTransactionChain(null);
+        DOMDataReadWriteTransaction txFromChain = txChain.newReadWriteTransaction();
+
+        ByteArrayOutputStream baos = new ByteArrayOutputStream();
+        PrintStream ps = new PrintStream(baos);
+        boolean printReturnValue = tracingBroker.printOpenTransactions(ps);
+        String output = new String(baos.toByteArray(), UTF_8);
+
+        assertThat(printReturnValue).isTrue();
+        // Assert expections about stack trace
+        assertThat(output).contains("testPrintOpenTransactions(TracingBrokerTest.java:41)");
+        assertThat(output).doesNotContain(TracingBroker.class.getName());
+
+        // We don't do any verify/times on the mocks,
+        // because the main point of the test is just to verify that
+        // printOpenTransactions runs through without any exceptions
+        // (e.g. it used to have a ClassCastException).
+    }
+
+}