[ONOS-3162] Test stub on VirtualPortManager

Change-Id: I2ca92c53cdb42120c3a647a3e9723ca800f7c58b
diff --git a/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/VirtualPortManagerTestImpl.java b/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/VirtualPortManagerTestImpl.java
new file mode 100644
index 0000000..de056a7
--- /dev/null
+++ b/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/VirtualPortManagerTestImpl.java
@@ -0,0 +1,98 @@
+/*
+ * 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.Collection;
+import java.util.concurrent.ConcurrentMap;
+import java.util.concurrent.ConcurrentHashMap;
+
+import org.onlab.packet.IpAddress;
+import org.onosproject.net.DeviceId;
+import org.onosproject.vtnrsc.FixedIp;
+import org.onosproject.vtnrsc.TenantId;
+import org.onosproject.vtnrsc.VirtualPort;
+import org.onosproject.vtnrsc.VirtualPortId;
+import org.onosproject.vtnrsc.TenantNetworkId;
+import org.onosproject.vtnrsc.virtualport.VirtualPortService;
+
+/**
+ * Provides implementation of the VirtualPort APIs.
+ */
+public class VirtualPortManagerTestImpl implements VirtualPortService {
+
+    protected ConcurrentMap<VirtualPortId, VirtualPort> vPortStore = new ConcurrentHashMap<>();
+
+    @Override
+    public boolean exists(VirtualPortId vPortId) {
+        return vPortStore.containsKey(vPortId);
+    }
+
+    @Override
+    public VirtualPort getPort(VirtualPortId vPortId) {
+        return vPortStore.get(vPortId);
+    }
+
+    @Override
+    public VirtualPort getPort(FixedIp fixedIP) {
+        return null;
+    }
+
+    @Override
+    public Collection<VirtualPort> getPorts() {
+        return null;
+    }
+
+    @Override
+    public Collection<VirtualPort> getPorts(TenantNetworkId networkId) {
+        return null;
+    }
+
+    @Override
+    public Collection<VirtualPort> getPorts(TenantId tenantId) {
+        return null;
+    }
+
+    @Override
+    public Collection<VirtualPort> getPorts(DeviceId deviceId) {
+        return null;
+    }
+
+    @Override
+    public VirtualPort getPort(TenantNetworkId networkId, IpAddress ipAddress) {
+        return null;
+    }
+
+    @Override
+    public boolean createPorts(Iterable<VirtualPort> vPorts) {
+        for (VirtualPort vPort : vPorts) {
+            vPortStore.put(vPort.portId(), vPort);
+            if (!vPortStore.containsKey(vPort.portId())) {
+                return false;
+            }
+        }
+        return true;
+    }
+
+    @Override
+    public boolean updatePorts(Iterable<VirtualPort> vPorts) {
+        return true;
+    }
+
+    @Override
+    public boolean removePorts(Iterable<VirtualPortId> vPortIds) {
+        return true;
+    }
+}