opendaylight/md-sal/sal-binding-broker/src/test/java/org/opendaylight/controller/sal/binding/test/RuntimeCodeGeneratorTest.java

   1 /*
   2  * Copyright (c) 2014 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.controller.sal.binding.test;
   9
  10 import static org.junit.Assert.assertEquals;
  11 import static org.junit.Assert.assertNotNull;
  12 import static org.junit.Assert.assertSame;
  13 import static org.mockito.Mockito.mock;
  14 import static org.mockito.Mockito.verify;
  15
  16 import java.util.ArrayList;
  17 import java.util.Arrays;
  18 import java.util.List;
  19
  20 import javassist.ClassPool;
  21
  22 import org.junit.Before;
  23 import org.junit.Test;
  24 import org.opendaylight.controller.sal.binding.api.rpc.RpcRouter;
  25 import org.opendaylight.controller.sal.binding.api.rpc.RpcRoutingTable;
  26 import org.opendaylight.controller.sal.binding.codegen.impl.RuntimeCodeGenerator;
  27 import org.opendaylight.controller.sal.binding.spi.NotificationInvokerFactory;
  28 import org.opendaylight.controller.sal.binding.spi.NotificationInvokerFactory.NotificationInvoker;
  29 import org.opendaylight.controller.sal.binding.test.mock.BarListener;
  30 import org.opendaylight.controller.sal.binding.test.mock.BarUpdate;
  31 import org.opendaylight.controller.sal.binding.test.mock.FlowDelete;
  32 import org.opendaylight.controller.sal.binding.test.mock.FooListener;
  33 import org.opendaylight.controller.sal.binding.test.mock.FooService;
  34 import org.opendaylight.controller.sal.binding.test.mock.FooUpdate;
  35 import org.opendaylight.controller.sal.binding.test.mock.ReferencableObject;
  36 import org.opendaylight.controller.sal.binding.test.mock.ReferencableObjectKey;
  37 import org.opendaylight.controller.sal.binding.test.mock.SimpleInput;
  38 import org.opendaylight.yangtools.yang.binding.Augmentation;
  39 import org.opendaylight.yangtools.yang.binding.BaseIdentity;
  40 import org.opendaylight.yangtools.yang.binding.DataContainer;
  41 import org.opendaylight.yangtools.yang.binding.DataObject;
  42 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  43 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier.IdentifiableItem;
  44 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier.PathArgument;
  45
  46 public class RuntimeCodeGeneratorTest {
  47
  48     private RuntimeCodeGenerator codeGenerator;
  49     private NotificationInvokerFactory invokerFactory;
  50
  51     @Before
  52     public void initialize() {
  53         this.codeGenerator = new RuntimeCodeGenerator(ClassPool.getDefault());
  54         this.invokerFactory = codeGenerator.getInvokerFactory();
  55     }
  56
  57     @Test
  58     public void testGenerateDirectProxy() {
  59         FooService product = codeGenerator.getDirectProxyFor(FooService.class);
  60         assertNotNull(product);
  61     }
  62
  63     @Test
  64     public void testGenerateRouter() throws Exception {
  65         RpcRouter<FooService> product = codeGenerator.getRouterFor(FooService.class,"test");
  66         assertNotNull(product);
  67         assertNotNull(product.getInvocationProxy());
  68
  69         assertEquals("2 fields should be generated.", 2, product.getInvocationProxy().getClass().getFields().length);
  70
  71         verifyRouting(product);
  72     }
  73
  74     @Test
  75     public void testInvoker() throws Exception {
  76
  77         FooListenerImpl fooListener = new FooListenerImpl();
  78
  79         NotificationInvoker invokerFoo = invokerFactory.invokerFor(fooListener);
  80
  81
  82         assertSame(fooListener,invokerFoo.getDelegate());
  83         assertNotNull(invokerFoo.getSupportedNotifications());
  84         assertEquals(1, invokerFoo.getSupportedNotifications().size());
  85         assertNotNull(invokerFoo.getInvocationProxy());
  86
  87         FooUpdateImpl fooOne = new FooUpdateImpl();
  88         invokerFoo.getInvocationProxy().onNotification(fooOne);
  89
  90         assertEquals(1, fooListener.receivedFoos.size());
  91         assertSame(fooOne, fooListener.receivedFoos.get(0));
  92
  93         CompositeListenerImpl composite = new CompositeListenerImpl();
  94
  95         NotificationInvoker invokerComposite = invokerFactory.invokerFor(composite);
  96
  97         assertNotNull(invokerComposite.getSupportedNotifications());
  98         assertEquals(3, invokerComposite.getSupportedNotifications().size());
  99         assertNotNull(invokerComposite.getInvocationProxy());
 100
 101         invokerComposite.getInvocationProxy().onNotification(fooOne);
 102
 103         assertEquals(1, composite.receivedFoos.size());
 104         assertSame(fooOne, composite.receivedFoos.get(0));
 105
 106         assertEquals(0, composite.receivedBars.size());
 107
 108         BarUpdateImpl barOne = new BarUpdateImpl();
 109
 110         invokerComposite.getInvocationProxy().onNotification(barOne);
 111
 112         assertEquals(1, composite.receivedFoos.size());
 113         assertEquals(1, composite.receivedBars.size());
 114         assertSame(barOne, composite.receivedBars.get(0));
 115
 116     }
 117
 118     private void verifyRouting(RpcRouter<FooService> product) {
 119         assertNotNull("Routing table should be initialized", product.getRoutingTable(BaseIdentity.class));
 120
 121         RpcRoutingTable<BaseIdentity, FooService> routingTable = product.getRoutingTable(BaseIdentity.class);
 122
 123         int servicesCount = 2;
 124         int instancesPerService = 3;
 125
 126         InstanceIdentifier<?>[][] identifiers = identifiers(servicesCount, instancesPerService);
 127         FooService service[] = new FooService[] { mock(FooService.class, "Instance 0"),
 128                 mock(FooService.class, "Instance 1") };
 129
 130         for (int i = 0; i < service.length; i++) {
 131             for (InstanceIdentifier<?> instance : identifiers[i]) {
 132                 routingTable.updateRoute(instance, service[i]);
 133             }
 134         }
 135
 136         assertEquals("All instances should be registered.", servicesCount * instancesPerService, routingTable
 137                 .getRoutes().size());
 138
 139         SimpleInput[] instance_0_input = new SimpleInputImpl[] { new SimpleInputImpl(identifiers[0][0]),
 140                 new SimpleInputImpl(identifiers[0][1]), new SimpleInputImpl(identifiers[0][2]) };
 141
 142         SimpleInput[] instance_1_input = new SimpleInputImpl[] { new SimpleInputImpl(identifiers[1][0]),
 143                 new SimpleInputImpl(identifiers[1][1]), new SimpleInputImpl(identifiers[1][2]) };
 144
 145         // We test sending mock messages
 146
 147         product.getInvocationProxy().simple(instance_0_input[0]);
 148         verify(service[0]).simple(instance_0_input[0]);
 149
 150         product.getInvocationProxy().simple(instance_0_input[1]);
 151         product.getInvocationProxy().simple(instance_0_input[2]);
 152
 153         verify(service[0]).simple(instance_0_input[1]);
 154         verify(service[0]).simple(instance_0_input[2]);
 155
 156         product.getInvocationProxy().simple(instance_1_input[0]);
 157
 158         // We should have call to instance 1
 159         verify(service[1]).simple(instance_1_input[0]);
 160     }
 161
 162     private InstanceIdentifier<?>[][] identifiers(int serviceSize, int instancesPerService) {
 163         InstanceIdentifier<?>[][] ret = new InstanceIdentifier[serviceSize][];
 164         int service = 0;
 165         for (int i = 0; i < serviceSize; i++) {
 166
 167             InstanceIdentifier<?>[] instanceIdentifiers = new InstanceIdentifier[instancesPerService];
 168             ret[i] = instanceIdentifiers;
 169             for (int id = 0; id < instancesPerService; id++) {
 170                 instanceIdentifiers[id] = referencableIdentifier(service * instancesPerService + id);
 171             }
 172             service++;
 173         }
 174
 175         return ret;
 176     }
 177
 178     private InstanceIdentifier<?> referencableIdentifier(int i) {
 179         ReferencableObjectKey key = new ReferencableObjectKey(i);
 180         IdentifiableItem<ReferencableObject, ReferencableObjectKey> pathArg = new IdentifiableItem<>(
 181                 ReferencableObject.class, key);
 182         return new InstanceIdentifier<ReferencableObject>(Arrays.<PathArgument> asList(pathArg),
 183                 ReferencableObject.class);
 184     }
 185
 186     private static class SimpleInputImpl implements SimpleInput {
 187         private final InstanceIdentifier<?> identifier;
 188
 189         public SimpleInputImpl(InstanceIdentifier<?> _identifier) {
 190             this.identifier = _identifier;
 191         }
 192
 193         @Override
 194         public <E extends Augmentation<SimpleInput>> E getAugmentation(Class<E> augmentationType) {
 195             return null;
 196         }
 197
 198         @Override
 199         public InstanceIdentifier<?> getIdentifier() {
 200             return this.identifier;
 201         }
 202
 203         @Override
 204         public Class<? extends DataObject> getImplementedInterface() {
 205             return SimpleInput.class;
 206         }
 207     }
 208
 209     private static class FooUpdateImpl implements FooUpdate {
 210         @Override
 211         public Class<? extends DataContainer> getImplementedInterface() {
 212             return FooUpdate.class;
 213         }
 214     }
 215
 216     private static class BarUpdateImpl implements BarUpdate {
 217         @Override
 218         public Class<? extends DataContainer> getImplementedInterface() {
 219             return BarUpdate.class;
 220         }
 221
 222         @Override
 223         public InstanceIdentifier<?> getInheritedIdentifier() {
 224             return null;
 225         }
 226     }
 227
 228     private static class FooListenerImpl implements FooListener {
 229
 230         List<FooUpdate> receivedFoos = new ArrayList<>();
 231
 232         @Override
 233         public void onFooUpdate(FooUpdate notification) {
 234             receivedFoos.add(notification);
 235         }
 236
 237     }
 238
 239     private static class CompositeListenerImpl extends FooListenerImpl implements BarListener {
 240
 241         List<BarUpdate> receivedBars = new ArrayList<>();
 242         List<FlowDelete> receivedDeletes = new ArrayList<>();
 243
 244         @Override
 245         public void onBarUpdate(BarUpdate notification) {
 246             receivedBars.add(notification);
 247         }
 248
 249         @Override
 250         public void onFlowDelete(FlowDelete notification) {
 251             receivedDeletes.add(notification);
 252         }
 253
 254     }
 255 }