[ONOS-3163] UT on Port Pair Group Manager

Change-Id: I1bbe8c3038f0100bb138085f62f656c8a8c8d92b
diff --git a/apps/vtn/vtnrsc/src/test/java/org/onosproject/vtnrsc/portpairgroup/impl/PortPairGroupManagerTest.java b/apps/vtn/vtnrsc/src/test/java/org/onosproject/vtnrsc/portpairgroup/impl/PortPairGroupManagerTest.java
new file mode 100644
index 0000000..95bcd09
--- /dev/null
+++ b/apps/vtn/vtnrsc/src/test/java/org/onosproject/vtnrsc/portpairgroup/impl/PortPairGroupManagerTest.java
@@ -0,0 +1,140 @@
+/*
+ * 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.vtnrsc.portpairgroup.impl;
+
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.is;
+import static org.hamcrest.Matchers.notNullValue;
+
+import org.junit.Test;
+import java.util.List;
+import java.util.LinkedList;
+
+import org.onosproject.vtnrsc.PortPairId;
+import org.onosproject.vtnrsc.PortPairGroup;
+import org.onosproject.vtnrsc.PortPairGroupId;
+import org.onosproject.vtnrsc.TenantId;
+import org.onosproject.vtnrsc.DefaultPortPairGroup;
+import org.onosproject.vtnrsc.util.VtnStorageServiceTest;
+
+/**
+ * Unit tests for PortPairGroupManager class.
+ */
+public class PortPairGroupManagerTest {
+    final PortPairGroupId portPairGroupId = PortPairGroupId.of("78888888-fc23-aeb6-f44b-56dc5e2fb3ae");
+    final TenantId tenantId = TenantId.tenantId("1");
+    final String name = "PortPairGroup";
+    final String description = "PortPairGroup";
+    final List<PortPairId> portPairIdList = new LinkedList<PortPairId>();
+    DefaultPortPairGroup.Builder portPairGroupBuilder = new DefaultPortPairGroup.Builder();
+    PortPairGroupManager portPairGroupMgr = new PortPairGroupManager();
+    PortPairGroup portPairGroup = null;
+    private final VtnStorageServiceTest storageService = new VtnStorageServiceTest();
+
+    /**
+     * Checks the operation of createPortPairGroup() method.
+     */
+    @Test
+    public void testCreatePortPairGroup() {
+        // initialize port pair group manager
+        portPairGroupMgr.storageService = storageService;
+        portPairGroupMgr.activate();
+
+        // create port-pair-id list
+        PortPairId portPairId = PortPairId.of("73333333-fc23-aeb6-f44b-56dc5e2fb3ae");
+        portPairIdList.add(portPairId);
+        portPairId = PortPairId.of("74444444-fc23-aeb6-f44b-56dc5e2fb3ae");
+        portPairIdList.add(portPairId);
+
+        // create port pair
+        portPairGroup = portPairGroupBuilder.setId(portPairGroupId).setTenantId(tenantId).setName(name)
+                .setDescription(description).setPortPairs(portPairIdList).build();
+        assertThat(portPairGroupMgr.createPortPairGroup(portPairGroup), is(true));
+    }
+
+    /**
+     * Checks the operation of exists() method.
+     */
+    @Test
+    public void testExists() {
+        testCreatePortPairGroup();
+        assertThat(portPairGroupMgr.exists(portPairGroupId), is(true));
+    }
+
+    /**
+     * Checks the operation of getPortPairGroupCount() method.
+     */
+    @Test
+    public void testGetPortPairGroupCount() {
+        testCreatePortPairGroup();
+        assertThat(portPairGroupMgr.getPortPairGroupCount(), is(1));
+    }
+
+    /**
+     * Checks the operation of getPortPairGroups() method.
+     */
+    @Test
+    public void testGetPortPairGroups() {
+        testCreatePortPairGroup();
+        final Iterable<PortPairGroup> portPairGroupList = portPairGroupMgr.getPortPairGroups();
+        assertThat(portPairGroupList, is(notNullValue()));
+        assertThat(portPairGroupList.iterator().hasNext(), is(true));
+    }
+
+    /**
+     * Checks the operation of getPortPairGroup() method.
+     */
+    @Test
+    public void testGetPortPairGroup() {
+        testCreatePortPairGroup();
+        assertThat(portPairGroup, is(notNullValue()));
+        assertThat(portPairGroupMgr.getPortPairGroup(portPairGroupId), is(portPairGroup));
+    }
+
+    /**
+     * Checks the operation of updatePortPairGroup() method.
+     */
+    @Test
+    public void testUpdatePortPairGroup() {
+        // create a port pair group
+        testCreatePortPairGroup();
+
+        // new updates
+        // create port-pair-id list
+        final TenantId tenantId2 = TenantId.tenantId("2");
+        final String name2 = "PortPairGroup2";
+        final String description2 = "PortPairGroup2";
+        final List<PortPairId> portPairIdList = new LinkedList<PortPairId>();
+        PortPairId portPairId = PortPairId.of("75555555-fc23-aeb6-f44b-56dc5e2fb3ae");
+        portPairIdList.add(portPairId);
+        portPairId = PortPairId.of("76666666-fc23-aeb6-f44b-56dc5e2fb3ae");
+        portPairIdList.add(portPairId);
+
+        // create port pair
+        portPairGroup = portPairGroupBuilder.setId(portPairGroupId).setTenantId(tenantId2).setName(name2)
+                .setDescription(description2).setPortPairs(portPairIdList).build();
+        assertThat(portPairGroupMgr.updatePortPairGroup(portPairGroup), is(true));
+    }
+
+    /**
+     * Checks the operation of removePortPairGroup() method.
+     */
+    @Test
+    public void testRemovePortPairGroup() {
+        testCreatePortPairGroup();
+        assertThat(portPairGroupMgr.removePortPairGroup(portPairGroupId), is(true));
+    }
+}