diff --git a/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/FlowClassifierManagerTestImpl.java b/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/FlowClassifierManagerTestImpl.java
new file mode 100644
index 0000000..fe5babb
--- /dev/null
+++ b/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/FlowClassifierManagerTestImpl.java
@@ -0,0 +1,93 @@
+/*
+ * Copyright 2015 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.sfc.util;
+
+import java.util.concurrent.ConcurrentMap;
+import java.util.concurrent.ConcurrentHashMap;
+
+import org.onosproject.vtnrsc.FlowClassifierId;
+import org.onosproject.vtnrsc.FlowClassifier;
+import org.onosproject.vtnrsc.flowclassifier.FlowClassifierListener;
+import org.onosproject.vtnrsc.flowclassifier.FlowClassifierService;
+
+import com.google.common.collect.ImmutableList;
+
+/**
+ * Provides implementation of the Flow Classifier Service.
+ */
+public class FlowClassifierManagerTestImpl implements FlowClassifierService {
+
+    private final ConcurrentMap<FlowClassifierId, FlowClassifier> flowClassifierStore = new ConcurrentHashMap<>();
+
+    @Override
+    public boolean exists(FlowClassifierId id) {
+        return flowClassifierStore.containsKey(id);
+    }
+
+    @Override
+    public int getFlowClassifierCount() {
+        return flowClassifierStore.size();
+    }
+
+    @Override
+    public Iterable<FlowClassifier> getFlowClassifiers() {
+        return ImmutableList.copyOf(flowClassifierStore.values());
+    }
+
+    @Override
+    public FlowClassifier getFlowClassifier(FlowClassifierId id) {
+        return flowClassifierStore.get(id);
+    }
+
+    @Override
+    public boolean createFlowClassifier(FlowClassifier flowClassifier) {
+        FlowClassifierId id = flowClassifier.flowClassifierId();
+
+        flowClassifierStore.put(id, flowClassifier);
+        if (!flowClassifierStore.containsKey(id)) {
+            return false;
+        }
+        return true;
+    }
+
+    @Override
+    public boolean updateFlowClassifier(FlowClassifier flowClassifier) {
+
+        if (!flowClassifierStore.containsKey(flowClassifier.flowClassifierId())) {
+            return false;
+        }
+
+        flowClassifierStore.put(flowClassifier.flowClassifierId(), flowClassifier);
+
+        if (!flowClassifier.equals(flowClassifierStore.get(flowClassifier.flowClassifierId()))) {
+            return false;
+        }
+        return true;
+    }
+
+    @Override
+    public boolean removeFlowClassifier(FlowClassifierId id) {
+        return true;
+    }
+
+    @Override
+    public void addListener(FlowClassifierListener listener) {
+    }
+
+    @Override
+    public void removeListener(FlowClassifierListener listener) {
+    }
+}
diff --git a/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/PortChainManagerTestImpl.java b/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/PortChainManagerTestImpl.java
new file mode 100644
index 0000000..4a3ba03
--- /dev/null
+++ b/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/PortChainManagerTestImpl.java
@@ -0,0 +1,85 @@
+/*
+ * Copyright 2015 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.sfc.util;
+
+import java.util.concurrent.ConcurrentMap;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.Collections;
+
+import org.onosproject.vtnrsc.PortChain;
+import org.onosproject.vtnrsc.PortChainId;
+import org.onosproject.vtnrsc.portchain.PortChainService;
+import org.onosproject.vtnrsc.portchain.PortChainEvent;
+import org.onosproject.vtnrsc.portchain.PortChainListener;
+import org.onosproject.event.AbstractListenerManager;
+
+/**
+ * Provides implementation of the portChainService.
+ */
+public class PortChainManagerTestImpl
+            extends AbstractListenerManager<PortChainEvent, PortChainListener>
+            implements PortChainService {
+
+    private ConcurrentMap<PortChainId, PortChain> portChainStore = new ConcurrentHashMap<>();
+
+    @Override
+    public boolean exists(PortChainId portChainId) {
+        return portChainStore.containsKey(portChainId);
+    }
+
+    @Override
+    public int getPortChainCount() {
+        return portChainStore.size();
+    }
+
+    @Override
+    public Iterable<PortChain> getPortChains() {
+        return Collections.unmodifiableCollection(portChainStore.values());
+    }
+
+    @Override
+    public PortChain getPortChain(PortChainId portChainId) {
+        return portChainStore.get(portChainId);
+    }
+
+    @Override
+    public boolean createPortChain(PortChain portChain) {
+        portChainStore.put(portChain.portChainId(), portChain);
+        if (!portChainStore.containsKey(portChain.portChainId())) {
+            return false;
+        }
+        return true;
+    }
+
+    @Override
+    public boolean updatePortChain(PortChain portChain) {
+        if (!portChainStore.containsKey(portChain.portChainId())) {
+            return false;
+        }
+
+        portChainStore.put(portChain.portChainId(), portChain);
+
+        if (!portChain.equals(portChainStore.get(portChain.portChainId()))) {
+            return false;
+        }
+        return true;
+    }
+
+    @Override
+    public boolean removePortChain(PortChainId portChainId) {
+        return true;
+    }
+}