southbound/southbound-impl/src/test/java/org/opendaylight/ovsdb/southbound/transactions/md/TransactionInvokerImplTest.java

   1 /*
   2  * Copyright (c) 2015 Inocybe Technologies 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.ovsdb.southbound.transactions.md;
   9
  10 import static org.junit.Assert.assertEquals;
  11 import static org.junit.Assert.assertNotNull;
  12 import static org.junit.Assert.assertTrue;
  13 import static org.mockito.ArgumentMatchers.any;
  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 import static org.powermock.reflect.Whitebox.getInternalState;
  19
  20 import java.util.ArrayList;
  21 import java.util.Collections;
  22 import java.util.HashMap;
  23 import java.util.List;
  24 import java.util.Map;
  25 import java.util.Queue;
  26 import java.util.concurrent.ExecutorService;
  27 import org.junit.Before;
  28 import org.junit.Test;
  29 import org.junit.runner.RunWith;
  30 import org.mockito.Mock;
  31 import org.mockito.junit.MockitoJUnitRunner;
  32 import org.opendaylight.controller.md.sal.binding.api.BindingTransactionChain;
  33 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  34 import org.opendaylight.controller.md.sal.binding.api.ReadWriteTransaction;
  35 import org.opendaylight.controller.md.sal.common.api.data.AsyncTransaction;
  36 import org.opendaylight.controller.md.sal.common.api.data.TransactionChainListener;
  37
  38 @RunWith(MockitoJUnitRunner.class)
  39 public class TransactionInvokerImplTest {
  40     @Mock
  41     private BindingTransactionChain chain;
  42     @Mock
  43     private DataBroker db;
  44
  45     @Before
  46     public void setUp() {
  47         doReturn(chain).when(db).createTransactionChain(any(TransactionChainListener.class));
  48         doNothing().when(chain).close();
  49     }
  50
  51     @Test
  52     public void testConstructor() throws InterruptedException {
  53         try (TransactionInvokerImpl invoker = new TransactionInvokerImpl(db)) {
  54             verify(db).createTransactionChain(any(TransactionChainListener.class));
  55             assertNotNull(getInternalState(invoker, "executor"));
  56         }
  57     }
  58
  59     @Test
  60     public void testInvoke() {
  61         final TransactionInvokerImpl invoker = new TransactionInvokerImpl(db, new ArrayList<>());
  62         final TransactionCommand command = mock(TransactionCommand.class);
  63         invoker.invoke(command);
  64
  65         Queue<TransactionCommand> inputQueue = getInternalState(invoker, "inputQueue");
  66         assertEquals(1, inputQueue.size());
  67         assertTrue(inputQueue.contains(command));
  68     }
  69
  70     @Test
  71     public void testOnTransactionChainFailed() {
  72         final TransactionInvokerImpl invoker = new TransactionInvokerImpl(db, new ArrayList<>());
  73
  74         final AsyncTransaction<?, ?> transaction = mock(AsyncTransaction.class);
  75         invoker.onTransactionChainFailed(chain, transaction, new Throwable());
  76
  77         final Queue<?> failedQueue = getInternalState(invoker, "failedTransactionQueue");
  78         assertEquals(1, failedQueue.size());
  79         assertTrue(failedQueue.contains(transaction));
  80     }
  81
  82     @Test
  83     public void testExtractResubmitCommands() {
  84         final ReadWriteTransaction transaction = mock(ReadWriteTransaction.class);
  85         final ReadWriteTransaction tx1 = mock(ReadWriteTransaction.class);
  86         final ReadWriteTransaction tx2 = mock(ReadWriteTransaction.class);
  87
  88         final List<ReadWriteTransaction> pendingTransactions = new ArrayList<>();
  89         pendingTransactions.add(tx1);
  90         pendingTransactions.add(transaction);
  91         pendingTransactions.add(tx2);
  92
  93         final Map<ReadWriteTransaction,TransactionCommand> transactionToCommand = new HashMap<>();
  94         final TransactionCommand txCommand = mock(TransactionCommand.class);
  95         transactionToCommand.put(tx1, mock(TransactionCommand.class));
  96         transactionToCommand.put(tx2, mock(TransactionCommand.class));
  97         transactionToCommand.put(transaction, txCommand);
  98
  99         final TransactionInvokerImpl invoker = new TransactionInvokerImpl(db, pendingTransactions,
 100             Collections.singletonList(transaction), transactionToCommand);
 101
 102         assertEquals(Collections.singletonList(txCommand), invoker.extractResubmitCommands());
 103     }
 104
 105     @Test
 106     public void testResetTransactionQueue() {
 107         final TransactionInvokerImpl invoker = new TransactionInvokerImpl(db, Collections.emptyList(),
 108             Collections.singletonList(mock(ReadWriteTransaction.class)), Collections.emptyMap());
 109
 110         invoker.resetTransactionQueue();
 111
 112         assertNotNull(getInternalState(invoker, "pendingTransactions"));
 113         assertNotNull(getInternalState(invoker, "transactionToCommand"));
 114         final Queue<?> failedTransactionQueue = getInternalState(invoker, "failedTransactionQueue");
 115         assertEquals(0, failedTransactionQueue.size());
 116     }
 117
 118     @Test
 119     public void testRecordPendingTransaction() {
 120         final TransactionInvokerImpl invoker = new TransactionInvokerImpl(db, Collections.emptyList());
 121
 122         final TransactionCommand command = mock(TransactionCommand.class);
 123         final ReadWriteTransaction transaction = mock(ReadWriteTransaction.class);
 124         invoker.recordPendingTransaction(command, transaction);
 125
 126         List<ReadWriteTransaction> testPendingTransactions = getInternalState(invoker, "pendingTransactions");
 127         assertEquals(1, testPendingTransactions.size());
 128         assertTrue(testPendingTransactions.contains(transaction));
 129
 130         assertEquals(Collections.singletonMap(transaction, command), getInternalState(invoker, "transactionToCommand"));
 131     }
 132
 133     @Test
 134     public void testExtractCommands() throws InterruptedException {
 135         final TransactionInvokerImpl invoker = new TransactionInvokerImpl(db, Collections.emptyList());
 136
 137         final TransactionCommand command = mock(TransactionCommand.class);
 138         invoker.invoke(command);
 139
 140         assertEquals(Collections.singletonList(command), invoker.extractCommands());
 141     }
 142
 143     @Test
 144     public void testExtractCommandsFromQueue() throws InterruptedException {
 145         final TransactionInvokerImpl invoker = new TransactionInvokerImpl(db, Collections.emptyList());
 146
 147         final TransactionCommand command = mock(TransactionCommand.class);
 148         invoker.invoke(command);
 149
 150         assertEquals(Collections.singletonList(command), invoker.extractCommandsFromQueue());
 151     }
 152
 153     @Test
 154     public void testClose() throws InterruptedException {
 155         final ExecutorService executor = mock(ExecutorService.class);
 156         doNothing().when(executor).shutdown();
 157
 158         try (TransactionInvokerImpl invoker = new TransactionInvokerImpl(db, executor)) {
 159             // No-op, but invokes close
 160         }
 161
 162         verify(executor).shutdown();
 163     }
 164 }