opendaylight/md-sal/sal-distributed-datastore/src/test/java/org/opendaylight/controller/cluster/datastore/OperationLimiterTest.java

   1 /*
   2  * Copyright (c) 2015 Brocade Communications 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.cluster.datastore;
   9
  10 import static org.junit.Assert.assertEquals;
  11
  12 import org.junit.Test;
  13 import org.opendaylight.controller.cluster.access.concepts.TransactionIdentifier;
  14 import org.opendaylight.controller.cluster.datastore.messages.BatchedModificationsReply;
  15 import org.opendaylight.controller.cluster.datastore.messages.DataExistsReply;
  16
  17 /**
  18  * Unit tests for OperationCompleter.
  19  *
  20  * @author Thomas Pantelis
  21  */
  22 public class OperationLimiterTest {
  23     private final TransactionIdentifier transactionId = MockIdentifiers.transactionIdentifier(
  24         OperationLimiterTest.class, "mock");
  25
  26     @Test
  27     public void testOnComplete() throws Exception {
  28         int permits = 10;
  29         OperationLimiter limiter = new OperationLimiter(transactionId, permits, 1);
  30         limiter.acquire(permits);
  31         int availablePermits = 0;
  32
  33         limiter.onComplete(null, new DataExistsReply(true, DataStoreVersions.CURRENT_VERSION));
  34         assertEquals("availablePermits", ++availablePermits, limiter.availablePermits());
  35
  36         limiter.onComplete(null, new DataExistsReply(true, DataStoreVersions.CURRENT_VERSION));
  37         assertEquals("availablePermits", ++availablePermits, limiter.availablePermits());
  38
  39         limiter.onComplete(null, new IllegalArgumentException());
  40         assertEquals("availablePermits", ++availablePermits, limiter.availablePermits());
  41
  42         limiter.onComplete(null, new BatchedModificationsReply(4));
  43         availablePermits += 4;
  44         assertEquals("availablePermits", availablePermits, limiter.availablePermits());
  45     }
  46
  47 }