Add JUnit testing for NodeCacheManagerImpl class.

Change-Id: I7e0174ea2db0045637ab7fe2ec465a1c3cfc2687
Signed-off-by: Alexis de Talhouët <adetalhouet@inocybe.com>

diff --git a/openstack/net-virt/src/test/java/org/opendaylight/ovsdb/openstack/netvirt/impl/NodeCacheManagerImplTest.java b/openstack/net-virt/src/test/java/org/opendaylight/ovsdb/openstack/netvirt/impl/NodeCacheManagerImplTest.java
new file mode 100644 (file)
index 0000000..2fcdd52
--- /dev/null
+++ b/openstack/net-virt/src/test/java/org/opendaylight/ovsdb/openstack/netvirt/impl/NodeCacheManagerImplTest.java
@@ -0,0 +1,72 @@
+/*
+ * Copyright (c) 2015 Inocybe and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package org.opendaylight.ovsdb.openstack.netvirt.impl;
+import static org.junit.Assert.assertEquals;
+import static org.mockito.Matchers.anyString;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.when;
+
+import java.util.Map;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.InjectMocks;
+import org.mockito.Spy;
+import org.opendaylight.ovsdb.openstack.netvirt.NodeCacheManagerEvent;
+import org.opendaylight.ovsdb.openstack.netvirt.api.Action;
+import org.opendaylight.ovsdb.openstack.netvirt.api.NodeCacheListener;
+import org.opendaylight.ovsdb.utils.mdsal.node.NodeUtils;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.Node;
+import org.osgi.framework.ServiceReference;
+import org.powermock.api.mockito.PowerMockito;
+import org.powermock.core.classloader.annotations.PrepareForTest;
+import org.powermock.modules.junit4.PowerMockRunner;
+
+import com.google.common.collect.Maps;
+
+/**
+ * Unit test for {@link NodeCacheManagerImpl}
+ */
+@RunWith(PowerMockRunner.class)
+@PrepareForTest(NodeUtils.class)
+public class NodeCacheManagerImplTest {
+
+    @InjectMocks NodeCacheManagerImpl nodeCacheManagerImpl;
+    @Spy private Map<Long, NodeCacheListener> handlers = Maps.newHashMap();
+
+    @Test
+    public void testProcessEvent() {
+        NodeCacheManagerEvent ev = mock(NodeCacheManagerEvent.class);
+        when(ev.getNodeIdentifier()).thenReturn("node_identifier");
+
+        PowerMockito.mockStatic(NodeUtils.class);
+        when(NodeUtils.getOpenFlowNode(anyString())).thenReturn(mock(Node.class));
+
+        when(ev.getAction()).thenReturn(Action.ADD);
+        nodeCacheManagerImpl.processEvent(ev);
+        assertEquals("Error, did not add the event", 1, nodeCacheManagerImpl.getNodes().size());
+
+        when(ev.getAction()).thenReturn(Action.DELETE);
+        nodeCacheManagerImpl.processEvent(ev);
+        assertEquals("Error, did not delete the event", 0, nodeCacheManagerImpl.getNodes().size());
+    }
+
+    @Test
+    public void testCacheListenerAddedAndRemoved() {
+        ServiceReference ref = mock(ServiceReference.class);
+        when(ref.getProperty(org.osgi.framework.Constants.SERVICE_ID)).thenReturn(Long.valueOf(1));
+
+        // add
+        nodeCacheManagerImpl.cacheListenerAdded(ref, mock(NodeCacheListener.class));
+        assertEquals("Error, cacheListenerAdded() did not add any listener", 1, handlers.size());
+        // remove
+        nodeCacheManagerImpl.cacheListenerRemoved(ref);
+        assertEquals("Error, cacheListenerAdded() did not remove any listener", 0, handlers.size());
+    }
+}