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.testkit.JavaTestKit;
  16 import junit.framework.Assert;
  17 import org.junit.Test;
  18 import org.opendaylight.controller.cluster.datastore.messages.CommitTransaction;
  19 import org.opendaylight.controller.cluster.datastore.messages.CreateTransaction;
  20 import org.opendaylight.controller.cluster.datastore.messages.CreateTransactionChain;
  21 import org.opendaylight.controller.cluster.datastore.messages.CreateTransactionChainReply;
  22 import org.opendaylight.controller.cluster.datastore.messages.CreateTransactionReply;
  23 import org.opendaylight.controller.cluster.datastore.messages.PreCommitTransaction;
  24 import org.opendaylight.controller.cluster.datastore.messages.PreCommitTransactionReply;
  25 import org.opendaylight.controller.cluster.datastore.messages.ReadyTransaction;
  26 import org.opendaylight.controller.cluster.datastore.messages.ReadyTransactionReply;
  27 import org.opendaylight.controller.cluster.datastore.messages.UpdateSchemaContext;
  28 import org.opendaylight.controller.cluster.datastore.messages.WriteData;
  29 import org.opendaylight.controller.cluster.datastore.messages.WriteDataReply;
  30 import org.opendaylight.controller.md.cluster.datastore.model.TestModel;
  31 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
  32 import scala.concurrent.Await;
  33 import scala.concurrent.Future;
  34 import scala.concurrent.duration.FiniteDuration;
  35
  36 import java.util.Collections;
  37
  38 public class BasicIntegrationTest extends AbstractActorTest {
  39
  40     @Test
  41     public void integrationTest() throws Exception{
  42         // System.setProperty("shard.persistent", "true");
  43         // This test will
  44         // - create a Shard
  45         // - initiate a transaction
  46         // - write something
  47         // - read the transaction for commit
  48         // - commit the transaction
  49
  50
  51         new JavaTestKit(getSystem()) {{
  52             final Props props = Shard.props("config", Collections.EMPTY_MAP);
  53             final ActorRef shard = getSystem().actorOf(props);
  54
  55             new Within(duration("5 seconds")) {
  56                 protected void run() {
  57
  58
  59                     shard.tell(
  60                         new UpdateSchemaContext(TestModel.createTestContext()),
  61                         getRef());
  62
  63
  64                     // Wait for Shard to become a Leader
  65                     try {
  66                         Thread.sleep(1000);
  67                     } catch (InterruptedException e) {
  68                         e.printStackTrace();
  69                     }
  70                     // 1. Create a TransactionChain
  71                     shard.tell(new CreateTransactionChain().toSerializable(), getRef());
  72
  73                     final ActorSelection transactionChain =
  74                         new ExpectMsg<ActorSelection>("CreateTransactionChainReply") {
  75                             protected ActorSelection match(Object in) {
  76                                 if (in.getClass().equals(CreateTransactionChainReply.SERIALIZABLE_CLASS)) {
  77                                     ActorPath transactionChainPath =
  78                                         CreateTransactionChainReply.fromSerializable(getSystem(),in)
  79                                             .getTransactionChainPath();
  80                                     return getSystem()
  81                                         .actorSelection(transactionChainPath);
  82                                 } else {
  83                                     throw noMatch();
  84                                 }
  85                             }
  86                         }.get(); // this extracts the received message
  87
  88                     Assert.assertNotNull(transactionChain);
  89
  90                     System.out.println("Successfully created transaction chain");
  91
  92                     // 2. Create a Transaction on the TransactionChain
  93                     transactionChain.tell(new CreateTransaction("txn-1").toSerializable(), getRef());
  94
  95                     final ActorSelection transaction =
  96                         new ExpectMsg<ActorSelection>("CreateTransactionReply") {
  97                             protected ActorSelection match(Object in) {
  98                                 if (CreateTransactionReply.SERIALIZABLE_CLASS.equals(in.getClass())) {
  99                                     CreateTransactionReply reply = CreateTransactionReply.fromSerializable(in);
 100                                     return getSystem()
 101                                         .actorSelection(reply
 102                                             .getTransactionPath());
 103                                 } else {
 104                                     throw noMatch();
 105                                 }
 106                             }
 107                         }.get(); // this extracts the received message
 108
 109                     Assert.assertNotNull(transaction);
 110
 111                     System.out.println("Successfully created transaction");
 112
 113                     // 3. Write some data
 114                     transaction.tell(new WriteData(TestModel.TEST_PATH,
 115                         ImmutableNodes.containerNode(TestModel.TEST_QNAME), TestModel.createTestContext()).toSerializable(),
 116                         getRef());
 117
 118                     Boolean writeDone = new ExpectMsg<Boolean>("WriteDataReply") {
 119                         protected Boolean match(Object in) {
 120                             if (in.getClass().equals(WriteDataReply.SERIALIZABLE_CLASS)) {
 121                                 return true;
 122                             } else {
 123                                 throw noMatch();
 124                             }
 125                         }
 126                     }.get(); // this extracts the received message
 127
 128                     Assert.assertTrue(writeDone);
 129
 130                     System.out.println("Successfully wrote data");
 131
 132                     // 4. Ready the transaction for commit
 133
 134                     transaction.tell(new ReadyTransaction().toSerializable(), getRef());
 135
 136                     final ActorSelection cohort =
 137                         new ExpectMsg<ActorSelection>("ReadyTransactionReply") {
 138                             protected ActorSelection match(Object in) {
 139                                 if (in.getClass().equals(ReadyTransactionReply.SERIALIZABLE_CLASS)) {
 140                                     ActorPath cohortPath =
 141                                         ReadyTransactionReply.fromSerializable(getSystem(),in)
 142                                             .getCohortPath();
 143                                     return getSystem()
 144                                         .actorSelection(cohortPath);
 145                                 } else {
 146                                     throw noMatch();
 147                                 }
 148                             }
 149                         }.get(); // this extracts the received message
 150
 151                     Assert.assertNotNull(cohort);
 152
 153                     System.out.println("Successfully readied the transaction");
 154
 155                     // 5. PreCommit the transaction
 156
 157                     cohort.tell(new PreCommitTransaction().toSerializable(), getRef());
 158
 159                     Boolean preCommitDone =
 160                         new ExpectMsg<Boolean>("PreCommitTransactionReply") {
 161                             protected Boolean match(Object in) {
 162                                 if (in.getClass().equals(PreCommitTransactionReply.SERIALIZABLE_CLASS)) {
 163                                     return true;
 164                                 } else {
 165                                     throw noMatch();
 166                                 }
 167                             }
 168                         }.get(); // this extracts the received message
 169
 170                     Assert.assertTrue(preCommitDone);
 171
 172                     System.out.println("Successfully pre-committed the transaction");
 173
 174                     // 6. Commit the transaction
 175                     cohort.tell(new CommitTransaction().toSerializable(), getRef());
 176
 177                     // FIXME : Add assertions that the commit worked and that the cohort and transaction actors were terminated
 178
 179                     System.out.println("TODO : Check Successfully committed the transaction");
 180                 }
 181
 182
 183             };
 184         }
 185
 186             private ActorRef watchActor(ActorSelection actor) {
 187                 Future<ActorRef> future = actor
 188                     .resolveOne(FiniteDuration.apply(100, "milliseconds"));
 189
 190                 try {
 191                     ActorRef actorRef = Await.result(future,
 192                         FiniteDuration.apply(100, "milliseconds"));
 193
 194                     watch(actorRef);
 195
 196                     return actorRef;
 197                 } catch (Exception e) {
 198                     throw new RuntimeException(e);
 199                 }
 200
 201             }
 202         };
 203
 204
 205     }
 206 }