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