diff --git a/drivers/microsemi/src/test/java/org/onosproject/yang/MockYangRuntimeManager.java b/drivers/microsemi/src/test/java/org/onosproject/yang/MockYangRuntimeManager.java
new file mode 100644
index 0000000..e2f4389
--- /dev/null
+++ b/drivers/microsemi/src/test/java/org/onosproject/yang/MockYangRuntimeManager.java
@@ -0,0 +1,152 @@
+/*
+ * 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.yang;
+
+import org.apache.felix.scr.annotations.Activate;
+import org.apache.felix.scr.annotations.Deactivate;
+import org.apache.felix.scr.annotations.Reference;
+import org.apache.felix.scr.annotations.ReferenceCardinality;
+import org.onosproject.core.CoreService;
+import org.onosproject.drivers.netconf.MockCoreService;
+import org.onosproject.yang.model.ModelConverter;
+import org.onosproject.yang.model.ModelObjectData;
+import org.onosproject.yang.model.NodeKey;
+import org.onosproject.yang.model.ResourceData;
+import org.onosproject.yang.model.ResourceId;
+import org.onosproject.yang.model.SchemaContext;
+import org.onosproject.yang.model.SchemaContextProvider;
+import org.onosproject.yang.model.YangModel;
+import org.onosproject.yang.runtime.CompositeData;
+import org.onosproject.yang.runtime.CompositeStream;
+import org.onosproject.yang.runtime.ModelRegistrationParam;
+import org.onosproject.yang.runtime.RuntimeContext;
+import org.onosproject.yang.runtime.YangModelRegistry;
+import org.onosproject.yang.runtime.YangRuntimeService;
+import org.onosproject.yang.runtime.YangSerializer;
+import org.onosproject.yang.runtime.YangSerializerRegistry;
+import org.onosproject.yang.runtime.impl.DefaultModelConverter;
+import org.onosproject.yang.runtime.impl.DefaultYangModelRegistry;
+import org.onosproject.yang.runtime.impl.DefaultYangRuntimeHandler;
+import org.onosproject.yang.runtime.impl.DefaultYangSerializerRegistry;
+import org.onosproject.yang.serializers.json.JsonSerializer;
+import org.onosproject.yang.serializers.xml.XmlSerializer;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.util.Set;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+public class MockYangRuntimeManager implements YangModelRegistry,
+            YangSerializerRegistry, YangRuntimeService, ModelConverter,
+            SchemaContextProvider {
+
+        private static final String APP_ID = "org.onosproject.yang";
+        private final Logger log = LoggerFactory.getLogger(getClass());
+
+        @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+        protected CoreService coreService;
+
+        private DefaultYangModelRegistry modelRegistry;
+        private DefaultYangSerializerRegistry serializerRegistry;
+        private DefaultYangRuntimeHandler runtimeService;
+        private DefaultModelConverter modelConverter;
+
+        public void setModelRegistry(DefaultYangModelRegistry yReg) {
+            this.modelRegistry = yReg;
+        }
+
+        @Activate
+        public void activate() {
+            coreService = new MockCoreService();
+            coreService.registerApplication(APP_ID);
+            serializerRegistry = new DefaultYangSerializerRegistry();
+            runtimeService =
+                    new DefaultYangRuntimeHandler(serializerRegistry, modelRegistry);
+            serializerRegistry.registerSerializer(new JsonSerializer());
+            serializerRegistry.registerSerializer(new XmlSerializer());
+            modelConverter = new DefaultModelConverter(modelRegistry);
+            log.info("Started");
+        }
+
+        @Deactivate
+        public void deactivate() {
+            log.info("Stopped");
+        }
+
+
+        @Override
+        public void registerModel(ModelRegistrationParam p) {
+            modelRegistry.registerModel(p);
+        }
+
+        @Override
+        public void unregisterModel(ModelRegistrationParam p) {
+            modelRegistry.unregisterModel(p);
+        }
+
+        @Override
+        public Set<YangModel> getModels() {
+            return modelRegistry.getModels();
+        }
+
+        @Override
+        public void registerSerializer(YangSerializer ys) {
+            serializerRegistry.registerSerializer(ys);
+        }
+
+        @Override
+        public void unregisterSerializer(YangSerializer ys) {
+            serializerRegistry.unregisterSerializer(ys);
+        }
+
+        @Override
+        public Set<YangSerializer> getSerializers() {
+            return serializerRegistry.getSerializers();
+        }
+
+        @Override
+        public CompositeData decode(CompositeStream cs, RuntimeContext rc) {
+            return runtimeService.decode(cs, rc);
+        }
+
+        @Override
+        public CompositeStream encode(CompositeData cd, RuntimeContext rc) {
+            return runtimeService.encode(cd, rc);
+        }
+
+        @Override
+        public ModelObjectData createModel(ResourceData resourceData) {
+            return modelConverter.createModel(resourceData);
+        }
+
+        @Override
+        public ResourceData createDataNode(ModelObjectData modelObjectData) {
+            return modelConverter.createDataNode(modelObjectData);
+        }
+
+        @Override
+        public SchemaContext getSchemaContext(ResourceId resourceId) {
+            checkNotNull(resourceId, " resource id can't be null.");
+            NodeKey key = resourceId.nodeKeys().get(0);
+            if (resourceId.nodeKeys().size() == 1 &&
+                    "/".equals(key.schemaId().name())) {
+                return modelRegistry;
+            }
+            log.info("To be implemented.");
+            return null;
+        }
+}