diff --git a/apps/mappingmanagement/api/src/test/java/org/onosproject/mapping/MappingEventTest.java b/apps/mappingmanagement/api/src/test/java/org/onosproject/mapping/MappingEventTest.java
new file mode 100644
index 0000000..35a33db
--- /dev/null
+++ b/apps/mappingmanagement/api/src/test/java/org/onosproject/mapping/MappingEventTest.java
@@ -0,0 +1,87 @@
+/*
+ * Copyright 2017-present 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.mapping;
+
+import com.google.common.testing.EqualsTester;
+import org.junit.Before;
+import org.junit.Test;
+import org.onosproject.event.AbstractEventTest;
+import org.onosproject.net.DeviceId;
+
+import java.util.concurrent.TimeUnit;
+
+/**
+ * Unit tests for the MappingEvent class.
+ */
+public class MappingEventTest extends AbstractEventTest {
+
+    private MappingEvent event1;
+    private MappingEvent sameAsEvent1;
+    private MappingEvent event2;
+
+    /**
+     * Creates a mock of mapping object from mappingId and deviceId.
+     *
+     * @param mid mapping identifier
+     * @param did device identifier
+     * @return mock of mapping object
+     */
+    private Mapping mockMapping(long mid, String did) {
+        Mapping.Builder builder = new DefaultMapping.Builder();
+        DeviceId deviceId = DeviceId.deviceId(did);
+
+        return builder
+                .withId(mid)
+                .withKey(new DefaultMappingKey())
+                .withValue(new DefaultMappingValue())
+                .forDevice(deviceId)
+                .build();
+    }
+
+    @Before
+    public void setup() {
+        final Mapping mapping1 = mockMapping(1, "lisp:10.1.1.1");
+        final Mapping mapping2 = mockMapping(2, "lisp:10.1.1.2");
+
+        event1 = new MappingEvent(MappingEvent.Type.MAPPING_ADDED, mapping1);
+        sameAsEvent1 = new MappingEvent(MappingEvent.Type.MAPPING_ADDED, mapping1);
+        event2 = new MappingEvent(MappingEvent.Type.MAPPING_ADD_REQUESTED, mapping2);
+    }
+
+    /**
+     * Tests the equals, hashCode and toString methods using Guava EqualsTester.
+     */
+    @Test
+    public void testEquals() {
+        new EqualsTester()
+                .addEqualityGroup(event1)
+                .addEqualityGroup(sameAsEvent1)
+                .addEqualityGroup(event2)
+                .testEquals();
+    }
+
+    /**
+     * Tests creation of a MappingEvent.
+     */
+    @Test
+    public void testConstructor() {
+        final long time = System.currentTimeMillis();
+        final Mapping mapping = mockMapping(1, "lisp:10.1.1.1");
+        final MappingEvent event = new MappingEvent(MappingEvent.Type.MAPPING_UPDATED, mapping);
+        validateEvent(event, MappingEvent.Type.MAPPING_UPDATED, mapping, time,
+                time + TimeUnit.SECONDS.toMillis(30));
+    }
+}