--- /dev/null
+/*
+ * Copyright (c) 2016 Brocade Communications Systems, 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.cluster.datastore.messages;
+
+import static org.junit.Assert.assertEquals;
+import java.io.Serializable;
+import org.apache.commons.lang.SerializationUtils;
+import org.junit.Test;
+import org.opendaylight.controller.cluster.datastore.DataStoreVersions;
+import org.opendaylight.controller.cluster.datastore.util.InstanceIdentifierUtils;
+import org.opendaylight.controller.md.cluster.datastore.model.TestModel;
+import org.opendaylight.controller.protobuff.messages.transaction.ShardTransactionMessages;
+
+/**
+ * Unit tests for DataExists.
+ *
+ * @author Thomas Pantelis
+ */
+public class DataExistsTest {
+
+ @Test
+ public void testSerialization() {
+ DataExists expected = new DataExists(TestModel.TEST_PATH, DataStoreVersions.CURRENT_VERSION);
+
+ Object serialized = expected.toSerializable();
+ assertEquals("Serialized type", DataExists.class, serialized.getClass());
+
+ DataExists actual = DataExists.fromSerializable(SerializationUtils.clone((Serializable) serialized));
+ assertEquals("getPath", expected.getPath(), actual.getPath());
+ assertEquals("getVersion", DataStoreVersions.CURRENT_VERSION, actual.getVersion());
+ }
+
+ @Test
+ public void testSerializationWithPreBoronVersion() {
+ DataExists expected = new DataExists(TestModel.TEST_PATH, DataStoreVersions.LITHIUM_VERSION);
+
+ Object serialized = expected.toSerializable();
+ assertEquals("Serialized type", ShardTransactionMessages.DataExists.class, serialized.getClass());
+
+ DataExists actual = DataExists.fromSerializable(SerializationUtils.clone((Serializable) serialized));
+ assertEquals("getPath", expected.getPath(), actual.getPath());
+ assertEquals("getVersion", DataStoreVersions.LITHIUM_VERSION, actual.getVersion());
+ }
+
+ @Test
+ public void testIsSerializedType() {
+ assertEquals("isSerializedType", true, DataExists.isSerializedType(
+ ShardTransactionMessages.DataExists.newBuilder().setInstanceIdentifierPathArguments(
+ InstanceIdentifierUtils.toSerializable(TestModel.TEST_PATH)).build()));
+
+ assertEquals("isSerializedType", true, DataExists.isSerializedType(new DataExists()));
+ assertEquals("isSerializedType", false, DataExists.isSerializedType(new Object()));
+ }
+}