Added unit tests for newoptical package.

Change-Id: I23d7b0ec4241ee620dccb605b529d50288242eb8
diff --git a/apps/newoptical/src/test/java/org/onosproject/newoptical/api/OpticalPathEventTest.java b/apps/newoptical/src/test/java/org/onosproject/newoptical/api/OpticalPathEventTest.java
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+++ b/apps/newoptical/src/test/java/org/onosproject/newoptical/api/OpticalPathEventTest.java
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+/*
+ * Copyright 2016 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.newoptical.api;
+
+import org.junit.Test;
+import org.onosproject.event.AbstractEventTest;
+
+/**
+ * Test class for OpticalPathEvent class.
+ */
+public class OpticalPathEventTest extends AbstractEventTest {
+
+    @Override
+    @Test
+    public void withoutTime() {
+        OpticalConnectivityId cid = OpticalConnectivityId.of(1L);
+        long before = System.currentTimeMillis();
+        OpticalPathEvent event = new OpticalPathEvent(OpticalPathEvent.Type.PATH_INSTALLED, cid);
+        long after = System.currentTimeMillis();
+        validateEvent(event, OpticalPathEvent.Type.PATH_INSTALLED, cid, before, after);
+    }
+
+}
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