opendaylight/config/config-manager/src/test/java/org/opendaylight/controller/config/manager/impl/osgi/BlankTransactionServiceTrackerTest.java

   1 /*
   2  * Copyright (c) 2014, 2015 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.config.manager.impl.osgi;
  10
  11 import static org.junit.Assert.assertNotNull;
  12 import static org.junit.Assert.assertSame;
  13 import static org.junit.Assert.fail;
  14 import static org.mockito.Mockito.doReturn;
  15 import static org.mockito.Mockito.doThrow;
  16 import static org.mockito.Mockito.mock;
  17 import static org.mockito.Mockito.times;
  18 import static org.mockito.Mockito.verify;
  19
  20 import java.util.Collections;
  21 import javax.management.ObjectName;
  22 import org.junit.Before;
  23 import org.junit.Test;
  24 import org.mockito.Mock;
  25 import org.mockito.MockitoAnnotations;
  26 import org.opendaylight.controller.config.api.ConflictingVersionException;
  27 import org.opendaylight.controller.config.api.ModuleIdentifier;
  28 import org.opendaylight.controller.config.api.ValidationException;
  29 import org.opendaylight.controller.config.api.jmx.CommitStatus;
  30 import org.opendaylight.controller.config.spi.ModuleFactory;
  31 import org.osgi.framework.ServiceReference;
  32
  33 public class BlankTransactionServiceTrackerTest {
  34
  35     @Mock
  36     private BlankTransactionServiceTracker.BlankTransaction blankTx;
  37     private BlankTransactionServiceTracker tracker;
  38
  39     @Before
  40     public void setUp() throws Exception {
  41         MockitoAnnotations.initMocks(this);
  42         doReturn(new CommitStatus(Collections.<ObjectName>emptyList(), Collections.<ObjectName>emptyList(), Collections.<ObjectName>emptyList())).when(blankTx).hit();
  43         tracker = new BlankTransactionServiceTracker(blankTx);
  44     }
  45
  46     @Test
  47     public void testBlankTransaction() throws Exception {
  48         tracker.addingService(getMockServiceReference());
  49         tracker.modifiedService(getMockServiceReference(), null);
  50         tracker.removedService(getMockServiceReference(), null);
  51         verify(blankTx, times(3)).hit();
  52     }
  53
  54     @Test
  55     public void testValidationException() throws Exception {
  56         IllegalArgumentException argumentException = new IllegalArgumentException();
  57         ValidationException validationException = ValidationException.createForSingleException(new ModuleIdentifier("m", "i"), argumentException);
  58         doThrow(validationException).when(blankTx).hit();
  59         try {
  60             tracker.addingService(getMockServiceReference());
  61         } catch (Exception e) {
  62             verify(blankTx, times(1)).hit();
  63             assertNotNull(e.getCause());
  64             assertSame(validationException, e.getCause());
  65             return;
  66         }
  67
  68         fail("Exception should have occurred for validation exception");
  69     }
  70
  71     @Test
  72     public void testConflictingException() throws Exception {
  73         int maxAttempts = 2;
  74         tracker = new BlankTransactionServiceTracker(blankTx, maxAttempts);
  75
  76         final ConflictingVersionException ex = new ConflictingVersionException();
  77         doThrow(ex).when(blankTx).hit();
  78         try {
  79             tracker.addingService(getMockServiceReference());
  80         } catch (Exception e) {
  81             verify(blankTx, times(maxAttempts)).hit();
  82             return;
  83         }
  84
  85         fail("Exception should have occurred for conflicting exception");
  86     }
  87
  88     private ServiceReference<ModuleFactory> getMockServiceReference() {
  89         return mock(ServiceReference.class);
  90     }
  91 }