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