+ // Send a tx with immediate commit.
+
+ DataTreeModification modification = dataTree.takeSnapshot().newModification();
+ new WriteModification(CarsModel.BASE_PATH, CarsModel.emptyContainer()).apply(modification);
+ new MergeModification(CarsModel.CAR_LIST_PATH, CarsModel.newCarMapNode()).apply(modification);
+
+ MapEntryNode car1 = CarsModel.newCarEntry("optima", BigInteger.valueOf(20000));
+ new WriteModification(CarsModel.newCarPath("optima"), car1).apply(modification);
+
+ ForwardedReadyTransaction forwardedReady = new ForwardedReadyTransaction("tx-1",
+ DataStoreVersions.CURRENT_VERSION, new ReadWriteShardDataTreeTransaction(
+ Mockito.mock(ShardDataTreeTransactionParent.class), "tx-1", modification), true, true);
+
+ carsFollowerShard.get().tell(forwardedReady, followerTestKit.getRef());
+ Object resp = followerTestKit.expectMsgClass(Object.class);
+ if(resp instanceof akka.actor.Status.Failure) {
+ throw new AssertionError("Unexpected failure response", ((akka.actor.Status.Failure)resp).cause());
+ }
+
+ assertEquals("Response type", CommitTransactionReply.SERIALIZABLE_CLASS, resp.getClass());
+
+ verifyCars(leaderDistributedDataStore.newReadOnlyTransaction(), car1);
+
+ // Send another tx without immediate commit.
+
+ modification = dataTree.takeSnapshot().newModification();
+ MapEntryNode car2 = CarsModel.newCarEntry("sportage", BigInteger.valueOf(30000));
+ new WriteModification(CarsModel.newCarPath("sportage"), car2).apply(modification);
+
+ forwardedReady = new ForwardedReadyTransaction("tx-2",
+ DataStoreVersions.CURRENT_VERSION, new ReadWriteShardDataTreeTransaction(
+ Mockito.mock(ShardDataTreeTransactionParent.class), "tx-2", modification), true, false);
+
+ carsFollowerShard.get().tell(forwardedReady, followerTestKit.getRef());
+ resp = followerTestKit.expectMsgClass(Object.class);
+ if(resp instanceof akka.actor.Status.Failure) {
+ throw new AssertionError("Unexpected failure response", ((akka.actor.Status.Failure)resp).cause());
+ }
+
+ assertEquals("Response type", ReadyTransactionReply.class, resp.getClass());
+
+ ActorSelection txActor = leaderDistributedDataStore.getActorContext().actorSelection(
+ ((ReadyTransactionReply)resp).getCohortPath());
+
+ ThreePhaseCommitCohortProxy cohort = new ThreePhaseCommitCohortProxy(
+ leaderDistributedDataStore.getActorContext(), Arrays.asList(Futures.successful(txActor)), "tx-2");
+ cohort.canCommit().get(5, TimeUnit.SECONDS);
+ cohort.preCommit().get(5, TimeUnit.SECONDS);
+ cohort.commit().get(5, TimeUnit.SECONDS);
+
+ verifyCars(leaderDistributedDataStore.newReadOnlyTransaction(), car1, car2);