opendaylight/md-sal/sal-distributed-datastore/src/test/java/org/opendaylight/controller/cluster/datastore/BasicIntegrationTest.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
   9 package org.opendaylight.controller.cluster.datastore;
  10
  11 import akka.actor.ActorPath;
  12 import akka.actor.ActorRef;
  13 import akka.actor.ActorSelection;
  14 import akka.actor.Props;
  15 import akka.event.Logging;
  16 import akka.testkit.JavaTestKit;
  17
  18 import org.junit.Test;
  19 import org.opendaylight.controller.cluster.datastore.identifiers.ShardIdentifier;
  20 import org.opendaylight.controller.cluster.datastore.messages.CommitTransaction;
  21 import org.opendaylight.controller.cluster.datastore.messages.CreateTransaction;
  22 import org.opendaylight.controller.cluster.datastore.messages.CreateTransactionChain;
  23 import org.opendaylight.controller.cluster.datastore.messages.CreateTransactionChainReply;
  24 import org.opendaylight.controller.cluster.datastore.messages.CreateTransactionReply;
  25 import org.opendaylight.controller.cluster.datastore.messages.PreCommitTransaction;
  26 import org.opendaylight.controller.cluster.datastore.messages.PreCommitTransactionReply;
  27 import org.opendaylight.controller.cluster.datastore.messages.ReadyTransaction;
  28 import org.opendaylight.controller.cluster.datastore.messages.ReadyTransactionReply;
  29 import org.opendaylight.controller.cluster.datastore.messages.UpdateSchemaContext;
  30 import org.opendaylight.controller.cluster.datastore.messages.WriteData;
  31 import org.opendaylight.controller.cluster.datastore.messages.WriteDataReply;
  32 import org.opendaylight.controller.md.cluster.datastore.model.TestModel;
  33 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
  34 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
  35
  36 import scala.concurrent.Await;
  37 import scala.concurrent.Future;
  38 import scala.concurrent.duration.FiniteDuration;
  39
  40 import java.util.Collections;
  41
  42 import static junit.framework.Assert.assertEquals;
  43 import static junit.framework.Assert.assertTrue;
  44 import static org.junit.Assert.assertNotNull;
  45
  46 public class BasicIntegrationTest extends AbstractActorTest {
  47
  48     @Test
  49     public void integrationTest() throws Exception{
  50         // System.setProperty("shard.persistent", "true");
  51         // This test will
  52         // - create a Shard
  53         // - initiate a transaction
  54         // - write something
  55         // - read the transaction for commit
  56         // - commit the transaction
  57
  58
  59         new JavaTestKit(getSystem()) {{
  60             final ShardIdentifier identifier =
  61                 ShardIdentifier.builder().memberName("member-1")
  62                     .shardName("inventory").type("config").build();
  63
  64             final SchemaContext schemaContext = TestModel.createTestContext();
  65             DatastoreContext datastoreContext = new DatastoreContext();
  66
  67             final Props props = Shard.props(identifier, Collections.EMPTY_MAP, datastoreContext);
  68             final ActorRef shard = getSystem().actorOf(props);
  69
  70             new Within(duration("10 seconds")) {
  71                 @Override
  72                 protected void run() {
  73                     shard.tell(new UpdateSchemaContext(schemaContext), getRef());
  74
  75
  76                     // Wait for a specific log message to show up
  77                     final boolean result =
  78                         new JavaTestKit.EventFilter<Boolean>(Logging.Info.class
  79                         ) {
  80                             @Override
  81                             protected Boolean run() {
  82                                 return true;
  83                             }
  84                         }.from(shard.path().toString())
  85                             .message("Switching from state Candidate to Leader")
  86                             .occurrences(1).exec();
  87
  88                     assertEquals(true, result);
  89
  90                     // 1. Create a TransactionChain
  91                     shard.tell(new CreateTransactionChain().toSerializable(), getRef());
  92
  93                     final ActorSelection transactionChain =
  94                         new ExpectMsg<ActorSelection>(duration("3 seconds"), "CreateTransactionChainReply") {
  95                             @Override
  96                             protected ActorSelection match(Object in) {
  97                                 if (in.getClass().equals(CreateTransactionChainReply.SERIALIZABLE_CLASS)) {
  98                                     ActorPath transactionChainPath =
  99                                         CreateTransactionChainReply.fromSerializable(getSystem(),in)
 100                                             .getTransactionChainPath();
 101                                     return getSystem()
 102                                         .actorSelection(transactionChainPath);
 103                                 } else {
 104                                     throw noMatch();
 105                                 }
 106                             }
 107                         }.get(); // this extracts the received message
 108
 109                     assertNotNull(transactionChain);
 110
 111                     System.out.println("Successfully created transaction chain");
 112
 113                     // 2. Create a Transaction on the TransactionChain
 114                     transactionChain.tell(new CreateTransaction("txn-1", TransactionProxy.TransactionType.WRITE_ONLY.ordinal() ).toSerializable(), getRef());
 115
 116                     final ActorSelection transaction =
 117                         new ExpectMsg<ActorSelection>(duration("3 seconds"), "CreateTransactionReply") {
 118                             @Override
 119                             protected ActorSelection match(Object in) {
 120                                 if (CreateTransactionReply.SERIALIZABLE_CLASS.equals(in.getClass())) {
 121                                     CreateTransactionReply reply = CreateTransactionReply.fromSerializable(in);
 122                                     return getSystem()
 123                                         .actorSelection(reply
 124                                             .getTransactionPath());
 125                                 } else {
 126                                     throw noMatch();
 127                                 }
 128                             }
 129                         }.get(); // this extracts the received message
 130
 131                     assertNotNull(transaction);
 132
 133                     System.out.println("Successfully created transaction");
 134
 135                     // 3. Write some data
 136                     transaction.tell(new WriteData(TestModel.TEST_PATH,
 137                         ImmutableNodes.containerNode(TestModel.TEST_QNAME), schemaContext).toSerializable(),
 138                         getRef());
 139
 140                     Boolean writeDone = new ExpectMsg<Boolean>(duration("3 seconds"), "WriteDataReply") {
 141                         @Override
 142                         protected Boolean match(Object in) {
 143                             if (in.getClass().equals(WriteDataReply.SERIALIZABLE_CLASS)) {
 144                                 return true;
 145                             } else {
 146                                 throw noMatch();
 147                             }
 148                         }
 149                     }.get(); // this extracts the received message
 150
 151                     assertTrue(writeDone);
 152
 153                     System.out.println("Successfully wrote data");
 154
 155                     // 4. Ready the transaction for commit
 156
 157                     transaction.tell(new ReadyTransaction().toSerializable(), getRef());
 158
 159                     final ActorSelection cohort =
 160                         new ExpectMsg<ActorSelection>(duration("3 seconds"), "ReadyTransactionReply") {
 161                             @Override
 162                             protected ActorSelection match(Object in) {
 163                                 if (in.getClass().equals(ReadyTransactionReply.SERIALIZABLE_CLASS)) {
 164                                     ActorPath cohortPath =
 165                                         ReadyTransactionReply.fromSerializable(getSystem(),in)
 166                                             .getCohortPath();
 167                                     return getSystem()
 168                                         .actorSelection(cohortPath);
 169                                 } else {
 170                                     throw noMatch();
 171                                 }
 172                             }
 173                         }.get(); // this extracts the received message
 174
 175                     assertNotNull(cohort);
 176
 177                     System.out.println("Successfully readied the transaction");
 178
 179                     // 5. PreCommit the transaction
 180
 181                     cohort.tell(new PreCommitTransaction().toSerializable(), getRef());
 182
 183                     Boolean preCommitDone =
 184                         new ExpectMsg<Boolean>(duration("3 seconds"), "PreCommitTransactionReply") {
 185                             @Override
 186                             protected Boolean match(Object in) {
 187                                 if (in.getClass().equals(PreCommitTransactionReply.SERIALIZABLE_CLASS)) {
 188                                     return true;
 189                                 } else {
 190                                     throw noMatch();
 191                                 }
 192                             }
 193                         }.get(); // this extracts the received message
 194
 195                     assertTrue(preCommitDone);
 196
 197                     System.out.println("Successfully pre-committed the transaction");
 198
 199                     // 6. Commit the transaction
 200                     cohort.tell(new CommitTransaction().toSerializable(), getRef());
 201
 202                     // FIXME : Add assertions that the commit worked and that the cohort and transaction actors were terminated
 203
 204                     System.out.println("TODO : Check Successfully committed the transaction");
 205                 }
 206
 207
 208             };
 209         }
 210
 211             private ActorRef watchActor(ActorSelection actor) {
 212                 Future<ActorRef> future = actor
 213                     .resolveOne(FiniteDuration.apply(100, "milliseconds"));
 214
 215                 try {
 216                     ActorRef actorRef = Await.result(future,
 217                         FiniteDuration.apply(100, "milliseconds"));
 218
 219                     watch(actorRef);
 220
 221                     return actorRef;
 222                 } catch (Exception e) {
 223                     throw new RuntimeException(e);
 224                 }
 225
 226             }
 227         };
 228
 229
 230     }
 231 }