HONEYCOMB-33: Add notification service to Hc

Implement VPP interface notification translator as part
of v3po2vpp plugin

Change-Id: I69cfad9668ae9e4d79ed30bb8d54d294faa4c54a
Signed-off-by: Maros Marsalek <mmarsale@cisco.com>

1 files changed, 130 insertions, 0 deletions

diff --git a/v3po/v3po2vpp/src/test/java/io/fd/honeycomb/v3po/translate/v3po/notification/InterfaceChangeNotificationProducerTest.java b/v3po/v3po2vpp/src/test/java/io/fd/honeycomb/v3po/translate/v3po/notification/InterfaceChangeNotificationProducerTest.java
new file mode 100644
index 000000000..dd5a22d61
--- /dev/null
+++ b/v3po/v3po2vpp/src/test/java/io/fd/honeycomb/v3po/translate/v3po/notification/InterfaceChangeNotificationProducerTest.java
@@ -0,0 +1,130 @@
+/*
+ * Copyright (c) 2016 Cisco and/or its affiliates.
+ *
+ * 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 io.fd.honeycomb.v3po.translate.v3po.notification;
+
+import static io.fd.honeycomb.v3po.translate.v3po.test.ContextTestUtils.getMapping;
+import static io.fd.honeycomb.v3po.translate.v3po.test.ContextTestUtils.getMappingIid;
+import static org.junit.Assert.assertEquals;
+import static org.mockito.Matchers.any;
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+
+import com.google.common.base.Optional;
+import com.google.common.collect.Lists;
+import io.fd.honeycomb.v3po.notification.NotificationCollector;
+import io.fd.honeycomb.v3po.translate.MappingContext;
+import io.fd.honeycomb.v3po.translate.v3po.util.NamingContext;
+import java.util.List;
+import java.util.concurrent.CompletableFuture;
+import org.junit.Before;
+import org.junit.Test;
+import org.mockito.ArgumentCaptor;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.opendaylight.yang.gen.v1.urn.honeycomb.params.xml.ns.yang.naming.context.rev160513.contexts.naming.context.Mappings;
+import org.opendaylight.yang.gen.v1.urn.honeycomb.params.xml.ns.yang.naming.context.rev160513.contexts.naming.context.MappingsBuilder;
+import org.opendaylight.yang.gen.v1.urn.honeycomb.params.xml.ns.yang.naming.context.rev160513.contexts.naming.context.mappings.Mapping;
+import org.opendaylight.yang.gen.v1.urn.honeycomb.params.xml.ns.yang.naming.context.rev160513.contexts.naming.context.mappings.MappingKey;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.InterfaceStateChange;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.InterfaceStatus;
+import org.opendaylight.yangtools.yang.binding.KeyedInstanceIdentifier;
+import org.openvpp.jvpp.callback.SwInterfaceSetFlagsNotificationCallback;
+import org.openvpp.jvpp.dto.SwInterfaceSetFlagsNotification;
+import org.openvpp.jvpp.dto.WantInterfaceEvents;
+import org.openvpp.jvpp.dto.WantInterfaceEventsReply;
+import org.openvpp.jvpp.future.FutureJVpp;
+import org.openvpp.jvpp.notification.NotificationRegistry;
+
+public class InterfaceChangeNotificationProducerTest {
+
+    @Mock
+    private FutureJVpp jVpp;
+    private NamingContext namingContext = new NamingContext("test", "test-instance");
+    @Mock
+    private MappingContext mappingContext;
+    @Mock
+    private NotificationCollector collector;
+    @Mock
+    private NotificationRegistry notificationRegistry;
+    @Mock
+    private AutoCloseable notificationListenerReg;
+
+    private ArgumentCaptor<SwInterfaceSetFlagsNotificationCallback> callbackArgumentCaptor;
+
+    @Before
+    public void setUp() throws Exception {
+        MockitoAnnotations.initMocks(this);
+        doReturn(notificationRegistry).when(jVpp).getNotificationRegistry();
+        callbackArgumentCaptor = ArgumentCaptor.forClass(SwInterfaceSetFlagsNotificationCallback.class);
+        doReturn(notificationListenerReg).when(notificationRegistry).registerSwInterfaceSetFlagsNotificationCallback(
+            callbackArgumentCaptor.capture());
+
+        final KeyedInstanceIdentifier<Mapping, MappingKey> eth0Id = getMappingIid("eth0", "test-instance");
+        final Optional<Mapping> eth0 = getMapping("eth0", 0);
+
+        final List<Mapping> allMappings = Lists.newArrayList(getMapping("eth0", 0).get());
+        final Mappings allMappingsBaObject = new MappingsBuilder().setMapping(allMappings).build();
+        doReturn(Optional.of(allMappingsBaObject)).when(mappingContext).read(eth0Id.firstIdentifierOf(Mappings.class));
+
+        doReturn(eth0).when(mappingContext).read(eth0Id);
+    }
+
+    @Test
+    public void testStart() throws Exception {
+        final CompletableFuture<WantInterfaceEventsReply> response = new CompletableFuture<>();
+        response.complete(new WantInterfaceEventsReply());
+        doReturn(response).when(jVpp).wantInterfaceEvents(any(WantInterfaceEvents.class));
+        final InterfaceChangeNotificationProducer interfaceChangeNotificationProducer =
+            new InterfaceChangeNotificationProducer(jVpp, namingContext, mappingContext);
+
+        interfaceChangeNotificationProducer.start(collector);
+        verify(jVpp).wantInterfaceEvents(any(WantInterfaceEvents.class));
+        verify(jVpp).getNotificationRegistry();
+        verify(notificationRegistry).registerSwInterfaceSetFlagsNotificationCallback(any(
+            SwInterfaceSetFlagsNotificationCallback.class));
+
+        interfaceChangeNotificationProducer.stop();
+        verify(jVpp, times(2)).wantInterfaceEvents(any(WantInterfaceEvents.class));
+        verify(notificationListenerReg).close();
+    }
+
+    @Test
+    public void testNotification() throws Exception {
+        final CompletableFuture<WantInterfaceEventsReply> response = new CompletableFuture<>();
+        response.complete(new WantInterfaceEventsReply());
+        doReturn(response).when(jVpp).wantInterfaceEvents(any(WantInterfaceEvents.class));
+        final InterfaceChangeNotificationProducer interfaceChangeNotificationProducer =
+            new InterfaceChangeNotificationProducer(jVpp, namingContext, mappingContext);
+
+        interfaceChangeNotificationProducer.start(collector);
+
+        final SwInterfaceSetFlagsNotification swInterfaceSetFlagsNotification = new SwInterfaceSetFlagsNotification();
+        swInterfaceSetFlagsNotification.deleted = 0;
+        swInterfaceSetFlagsNotification.swIfIndex = 0;
+        swInterfaceSetFlagsNotification.adminUpDown = 1;
+        swInterfaceSetFlagsNotification.linkUpDown = 1;
+
+        callbackArgumentCaptor.getValue().onSwInterfaceSetFlagsNotification(swInterfaceSetFlagsNotification);
+        final ArgumentCaptor<InterfaceStateChange> notificationCaptor =
+            ArgumentCaptor.forClass(InterfaceStateChange.class);
+        verify(collector).onNotification(notificationCaptor.capture());
+
+        assertEquals("eth0", notificationCaptor.getValue().getName().getString());
+        assertEquals(InterfaceStatus.Up, notificationCaptor.getValue().getAdminStatus());
+        assertEquals(InterfaceStatus.Up, notificationCaptor.getValue().getOperStatus());
+    }
+}
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