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.*;
  11
  12 import java.util.ArrayList;
  13 import java.util.Arrays;
  14 import java.util.HashMap;
  15 import java.util.List;
  16 import java.util.Map;
  17
  18 import javassist.ClassPool;
  19
  20 import org.junit.Before;
  21 import org.junit.Test;
  22
  23 import static org.opendaylight.controller.sal.binding.codegen.RuntimeCodeHelper.*;
  24
  25 import org.opendaylight.controller.sal.binding.api.NotificationListener;
  26 import org.opendaylight.controller.sal.binding.api.rpc.RpcRouter;
  27 import org.opendaylight.controller.sal.binding.api.rpc.RpcRoutingTable;
  28 import org.opendaylight.controller.sal.binding.codegen.impl.RuntimeCodeGenerator;
  29 import org.opendaylight.controller.sal.binding.spi.NotificationInvokerFactory;
  30 import org.opendaylight.controller.sal.binding.spi.NotificationInvokerFactory.NotificationInvoker;
  31 import org.opendaylight.controller.sal.binding.test.mock.BarListener;
  32 import org.opendaylight.controller.sal.binding.test.mock.BarUpdate;
  33 import org.opendaylight.controller.sal.binding.test.mock.CompositeListener;
  34 import org.opendaylight.controller.sal.binding.test.mock.FlowDelete;
  35 import org.opendaylight.controller.sal.binding.test.mock.FooListener;
  36 import org.opendaylight.controller.sal.binding.test.mock.FooService;
  37 import org.opendaylight.controller.sal.binding.test.mock.FooUpdate;
  38 import org.opendaylight.controller.sal.binding.test.mock.InheritedContextInput;
  39 import org.opendaylight.controller.sal.binding.test.mock.ReferencableObject;
  40 import org.opendaylight.controller.sal.binding.test.mock.ReferencableObjectKey;
  41 import org.opendaylight.controller.sal.binding.test.mock.SimpleInput;
  42 import org.opendaylight.yangtools.yang.binding.Augmentation;
  43 import org.opendaylight.yangtools.yang.binding.BaseIdentity;
  44 import org.opendaylight.yangtools.yang.binding.DataContainer;
  45 import org.opendaylight.yangtools.yang.binding.DataObject;
  46 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  47 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier.IdentifiableItem;
  48 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier.PathArgument;
  49
  50 import static org.mockito.Mockito.*;
  51
  52 public class RuntimeCodeGeneratorTest {
  53
  54     private RuntimeCodeGenerator codeGenerator;
  55     private NotificationInvokerFactory invokerFactory;
  56
  57     @Before
  58     public void initialize() {
  59         this.codeGenerator = new RuntimeCodeGenerator(ClassPool.getDefault());
  60         this.invokerFactory = codeGenerator.getInvokerFactory();
  61     }
  62
  63     @Test
  64     public void testGenerateDirectProxy() {
  65         FooService product = codeGenerator.getDirectProxyFor(FooService.class);
  66         assertNotNull(product);
  67     }
  68
  69     @Test
  70     public void testGenerateRouter() throws Exception {
  71         RpcRouter<FooService> product = codeGenerator.getRouterFor(FooService.class,"test");
  72         assertNotNull(product);
  73         assertNotNull(product.getInvocationProxy());
  74
  75         assertEquals("2 fields should be generated.", 2, product.getInvocationProxy().getClass().getFields().length);
  76
  77         verifyRouting(product);
  78     }
  79
  80     @Test
  81     public void testInvoker() throws Exception {
  82
  83         FooListenerImpl fooListener = new FooListenerImpl();
  84
  85         NotificationInvoker invokerFoo = invokerFactory.invokerFor(fooListener);
  86
  87
  88         assertSame(fooListener,invokerFoo.getDelegate());
  89         assertNotNull(invokerFoo.getSupportedNotifications());
  90         assertEquals(1, invokerFoo.getSupportedNotifications().size());
  91         assertNotNull(invokerFoo.getInvocationProxy());
  92
  93         FooUpdateImpl fooOne = new FooUpdateImpl();
  94         invokerFoo.getInvocationProxy().onNotification(fooOne);
  95
  96         assertEquals(1, fooListener.receivedFoos.size());
  97         assertSame(fooOne, fooListener.receivedFoos.get(0));
  98
  99         CompositeListenerImpl composite = new CompositeListenerImpl();
 100
 101         NotificationInvoker invokerComposite = invokerFactory.invokerFor(composite);
 102
 103         assertNotNull(invokerComposite.getSupportedNotifications());
 104         assertEquals(3, invokerComposite.getSupportedNotifications().size());
 105         assertNotNull(invokerComposite.getInvocationProxy());
 106
 107         invokerComposite.getInvocationProxy().onNotification(fooOne);
 108
 109         assertEquals(1, composite.receivedFoos.size());
 110         assertSame(fooOne, composite.receivedFoos.get(0));
 111
 112         assertEquals(0, composite.receivedBars.size());
 113
 114         BarUpdateImpl barOne = new BarUpdateImpl();
 115
 116         invokerComposite.getInvocationProxy().onNotification(barOne);
 117
 118         assertEquals(1, composite.receivedFoos.size());
 119         assertEquals(1, composite.receivedBars.size());
 120         assertSame(barOne, composite.receivedBars.get(0));
 121
 122     }
 123
 124     private void verifyRouting(RpcRouter<FooService> product) {
 125         assertNotNull("Routing table should be initialized", product.getRoutingTable(BaseIdentity.class));
 126
 127         RpcRoutingTable<BaseIdentity, FooService> routingTable = product.getRoutingTable(BaseIdentity.class);
 128
 129         int servicesCount = 2;
 130         int instancesPerService = 3;
 131
 132         InstanceIdentifier<?>[][] identifiers = identifiers(servicesCount, instancesPerService);
 133         FooService service[] = new FooService[] { mock(FooService.class, "Instance 0"),
 134                 mock(FooService.class, "Instance 1") };
 135
 136         for (int i = 0; i < service.length; i++) {
 137             for (InstanceIdentifier<?> instance : identifiers[i]) {
 138                 routingTable.updateRoute(instance, service[i]);
 139             }
 140         }
 141
 142         assertEquals("All instances should be registered.", servicesCount * instancesPerService, routingTable
 143                 .getRoutes().size());
 144
 145         SimpleInput[] instance_0_input = new SimpleInputImpl[] { new SimpleInputImpl(identifiers[0][0]),
 146                 new SimpleInputImpl(identifiers[0][1]), new SimpleInputImpl(identifiers[0][2]) };
 147
 148         SimpleInput[] instance_1_input = new SimpleInputImpl[] { new SimpleInputImpl(identifiers[1][0]),
 149                 new SimpleInputImpl(identifiers[1][1]), new SimpleInputImpl(identifiers[1][2]) };
 150
 151         // We test sending mock messages
 152
 153         product.getInvocationProxy().simple(instance_0_input[0]);
 154         verify(service[0]).simple(instance_0_input[0]);
 155
 156         product.getInvocationProxy().simple(instance_0_input[1]);
 157         product.getInvocationProxy().simple(instance_0_input[2]);
 158
 159         verify(service[0]).simple(instance_0_input[1]);
 160         verify(service[0]).simple(instance_0_input[2]);
 161
 162         product.getInvocationProxy().simple(instance_1_input[0]);
 163
 164         // We should have call to instance 1
 165         verify(service[1]).simple(instance_1_input[0]);
 166     }
 167
 168     private InstanceIdentifier<?>[][] identifiers(int serviceSize, int instancesPerService) {
 169         InstanceIdentifier<?>[][] ret = new InstanceIdentifier[serviceSize][];
 170         int service = 0;
 171         for (int i = 0; i < serviceSize; i++) {
 172
 173             InstanceIdentifier<?>[] instanceIdentifiers = new InstanceIdentifier[instancesPerService];
 174             ret[i] = instanceIdentifiers;
 175             for (int id = 0; id < instancesPerService; id++) {
 176                 instanceIdentifiers[id] = referencableIdentifier(service * instancesPerService + id);
 177             }
 178             service++;
 179         }
 180
 181         return ret;
 182     }
 183
 184     private InstanceIdentifier<?> referencableIdentifier(int i) {
 185         ReferencableObjectKey key = new ReferencableObjectKey(i);
 186         IdentifiableItem<ReferencableObject, ReferencableObjectKey> pathArg = new IdentifiableItem<>(
 187                 ReferencableObject.class, key);
 188         return new InstanceIdentifier<ReferencableObject>(Arrays.<PathArgument> asList(pathArg),
 189                 ReferencableObject.class);
 190     }
 191
 192     private static class SimpleInputImpl implements SimpleInput {
 193         private final InstanceIdentifier<?> identifier;
 194
 195         public SimpleInputImpl(InstanceIdentifier<?> _identifier) {
 196             this.identifier = _identifier;
 197         }
 198
 199         @Override
 200         public <E extends Augmentation<SimpleInput>> E getAugmentation(Class<E> augmentationType) {
 201             return null;
 202         }
 203
 204         @Override
 205         public InstanceIdentifier<?> getIdentifier() {
 206             return this.identifier;
 207         }
 208
 209         @Override
 210         public Class<? extends DataObject> getImplementedInterface() {
 211             return SimpleInput.class;
 212         }
 213     }
 214
 215     private static class FooUpdateImpl implements FooUpdate {
 216         @Override
 217         public Class<? extends DataContainer> getImplementedInterface() {
 218             return FooUpdate.class;
 219         }
 220     }
 221
 222     private static class BarUpdateImpl implements BarUpdate {
 223         @Override
 224         public Class<? extends DataContainer> getImplementedInterface() {
 225             return BarUpdate.class;
 226         }
 227
 228         @Override
 229         public InstanceIdentifier<?> getInheritedIdentifier() {
 230             return null;
 231         }
 232     }
 233
 234     private static class FooListenerImpl implements FooListener {
 235
 236         List<FooUpdate> receivedFoos = new ArrayList<>();
 237
 238         @Override
 239         public void onFooUpdate(FooUpdate notification) {
 240             receivedFoos.add(notification);
 241         }
 242
 243     }
 244
 245     private static class CompositeListenerImpl extends FooListenerImpl implements BarListener {
 246
 247         List<BarUpdate> receivedBars = new ArrayList<>();
 248         List<FlowDelete> receivedDeletes = new ArrayList<>();
 249
 250         @Override
 251         public void onBarUpdate(BarUpdate notification) {
 252             receivedBars.add(notification);
 253         }
 254
 255         @Override
 256         public void onFlowDelete(FlowDelete notification) {
 257             receivedDeletes.add(notification);
 258         }
 259
 260     }
 261 }