dom/mdsal-dom-broker/src/test/java/org/opendaylight/mdsal/dom/broker/TransactionChainReadTransactionTest.java

   1 /*
   2  * Copyright (c) 2016 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 package org.opendaylight.mdsal.dom.broker;
   9
  10 import static org.junit.Assert.assertEquals;
  11 import static org.junit.Assert.assertNotNull;
  12 import static org.mockito.Matchers.any;
  13 import static org.mockito.Mockito.atLeastOnce;
  14 import static org.mockito.Mockito.doNothing;
  15 import static org.mockito.Mockito.doReturn;
  16 import static org.mockito.Mockito.mock;
  17 import static org.mockito.Mockito.verify;
  18
  19 import com.google.common.util.concurrent.Futures;
  20 import com.google.common.util.concurrent.ListenableFuture;
  21 import org.junit.Test;
  22 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  23 import org.opendaylight.mdsal.dom.api.DOMDataTreeReadTransaction;
  24 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  25
  26 public class TransactionChainReadTransactionTest {
  27
  28     @Test
  29     public void basicTest() throws Exception {
  30         final String identifier = "testIdent";
  31         final DOMDataTreeReadTransaction readTransaction = mock(DOMDataTreeReadTransaction.class);
  32         final ShardedDOMTransactionChainAdapter chainAdapter = mock(ShardedDOMTransactionChainAdapter.class);
  33         ListenableFuture<Void> previousWriteTxFuture = Futures.immediateFuture(null);
  34
  35         TransactionChainReadTransaction transactionChainReadTransaction =
  36                 new TransactionChainReadTransaction(identifier, readTransaction, previousWriteTxFuture, chainAdapter);
  37
  38         assertEquals(identifier, transactionChainReadTransaction.getIdentifier());
  39
  40         doNothing().when(readTransaction).close();
  41         doNothing().when(chainAdapter).closeReadTransaction();
  42         transactionChainReadTransaction.close();
  43         verify(readTransaction).close();
  44         verify(chainAdapter).closeReadTransaction();
  45
  46         doReturn(Futures.immediateCheckedFuture(null)).when(readTransaction).read(any(), any());
  47         assertNotNull(transactionChainReadTransaction.exists(
  48                 LogicalDatastoreType.OPERATIONAL, YangInstanceIdentifier.EMPTY));
  49         transactionChainReadTransaction.read(LogicalDatastoreType.OPERATIONAL, YangInstanceIdentifier.EMPTY);
  50         verify(readTransaction, atLeastOnce()).read(LogicalDatastoreType.OPERATIONAL, YangInstanceIdentifier.EMPTY);
  51
  52         doReturn(Futures.immediateFailedCheckedFuture(
  53                 new NullPointerException())).when(readTransaction).read(any(), any());
  54         doNothing().when(chainAdapter).transactionFailed(any(), any());
  55         assertNotNull(transactionChainReadTransaction.read(
  56                 LogicalDatastoreType.OPERATIONAL, YangInstanceIdentifier.EMPTY));
  57         previousWriteTxFuture = Futures.immediateFailedFuture(new NullPointerException());
  58         transactionChainReadTransaction =
  59                 new TransactionChainReadTransaction(identifier, readTransaction, previousWriteTxFuture, chainAdapter);
  60         assertNotNull(transactionChainReadTransaction.read(
  61                 LogicalDatastoreType.OPERATIONAL, YangInstanceIdentifier.EMPTY));
  62     }
  63 }