diff --git a/drivers/microsemi/src/test/java/org/onosproject/drivers/microsemi/yang/MockCfmMdService.java b/drivers/microsemi/src/test/java/org/onosproject/drivers/microsemi/yang/MockCfmMdService.java
new file mode 100644
index 0000000..ba6d656
--- /dev/null
+++ b/drivers/microsemi/src/test/java/org/onosproject/drivers/microsemi/yang/MockCfmMdService.java
@@ -0,0 +1,63 @@
+/*
+ * Copyright 2017-present Open Networking Foundation
+ *
+ * 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.drivers.microsemi.yang;
+
+import org.onosproject.incubator.net.l2monitoring.cfm.DefaultMaintenanceAssociation;
+import org.onosproject.incubator.net.l2monitoring.cfm.DefaultMaintenanceDomain;
+import org.onosproject.incubator.net.l2monitoring.cfm.MaintenanceAssociation;
+import org.onosproject.incubator.net.l2monitoring.cfm.MaintenanceDomain;
+import org.onosproject.incubator.net.l2monitoring.cfm.identifier.MaIdCharStr;
+import org.onosproject.incubator.net.l2monitoring.cfm.identifier.MdId;
+import org.onosproject.incubator.net.l2monitoring.cfm.identifier.MdIdCharStr;
+import org.onosproject.incubator.net.l2monitoring.cfm.impl.CfmMdManager;
+import static org.easymock.EasyMock.*;
+import org.onosproject.incubator.net.l2monitoring.cfm.service.CfmConfigException;
+import org.onosproject.incubator.net.l2monitoring.cfm.service.MdStore;
+
+import java.util.Optional;
+
+public class MockCfmMdService extends CfmMdManager {
+
+    @Override
+    public void activate() {
+        store = createMock(MdStore.class);
+
+        try {
+            MaintenanceAssociation ma = DefaultMaintenanceAssociation
+                    .builder(MaIdCharStr.asMaId("ma-1-1"), 6)
+                    .maNumericId((short) 1)
+                    .ccmInterval(MaintenanceAssociation.CcmInterval.INTERVAL_3MS)
+                    .build();
+
+            MdId md1Name = MdIdCharStr.asMdId("md-1");
+            MaintenanceDomain md1 = DefaultMaintenanceDomain
+                    .builder(md1Name)
+                    .mdNumericId((short) 1)
+                    .mdLevel(MaintenanceDomain.MdLevel.LEVEL3)
+                    .addToMaList(ma)
+                    .build();
+
+            expect(store.createUpdateMaintenanceDomain(md1))
+                    .andReturn(true);
+            expect(store.getMaintenanceDomain(md1Name))
+                    .andReturn(Optional.of(md1)).anyTimes();
+            replay(store);
+
+        } catch (CfmConfigException e) {
+            throw new IllegalArgumentException("Error creating Md md-1 for test");
+        }
+    }
+}