opendaylight/config/config-manager/src/test/java/org/opendaylight/controller/config/manager/impl/osgi/BundleContextBackedModuleFactoriesResolverTest.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.hamcrest.CoreMatchers.containsString;
  12 import static org.junit.Assert.assertEquals;
  13 import static org.junit.Assert.assertThat;
  14 import static org.junit.Assert.assertTrue;
  15 import static org.junit.Assert.fail;
  16 import static org.mockito.Mockito.doReturn;
  17 import static org.mockito.Mockito.mock;
  18
  19 import com.google.common.collect.Lists;
  20 import java.util.Map;
  21 import org.junit.Before;
  22 import org.junit.Test;
  23 import org.mockito.Mock;
  24 import org.mockito.MockitoAnnotations;
  25 import org.opendaylight.controller.config.spi.ModuleFactory;
  26 import org.osgi.framework.Bundle;
  27 import org.osgi.framework.BundleContext;
  28 import org.osgi.framework.ServiceReference;
  29
  30 public class BundleContextBackedModuleFactoriesResolverTest {
  31
  32     @Mock
  33     private BundleContext bundleContext;
  34     private BundleContextBackedModuleFactoriesResolver resolver;
  35     private ServiceReference<?> s1;
  36     private ServiceReference<?> s2;
  37     private ModuleFactory f1;
  38     private ModuleFactory f2;
  39
  40     @Before
  41     public void setUp() throws Exception {
  42         MockitoAnnotations.initMocks(this);
  43         s1 = getServiceRef();
  44         s2 = getServiceRef();
  45         doReturn(Lists.newArrayList(s1, s2)).when(bundleContext).getServiceReferences(ModuleFactory.class, null);
  46         f1 = getMockFactory("f1");
  47         doReturn(f1).when(bundleContext).getService(s1);
  48         f2 = getMockFactory("f2");
  49         doReturn(f2).when(bundleContext).getService(s2);
  50         resolver = new BundleContextBackedModuleFactoriesResolver(bundleContext);
  51     }
  52
  53     private ModuleFactory getMockFactory(final String name) {
  54         ModuleFactory mock = mock(ModuleFactory.class);
  55         doReturn(name).when(mock).toString();
  56         doReturn(name).when(mock).getImplementationName();
  57         return mock;
  58     }
  59
  60     private ServiceReference<?> getServiceRef() {
  61         ServiceReference<?> mock = mock(ServiceReference.class);
  62         doReturn("serviceRef").when(mock).toString();
  63         final Bundle bundle = mock(Bundle.class);
  64         doReturn(bundleContext).when(bundle).getBundleContext();
  65         doReturn(bundle).when(mock).getBundle();
  66         return mock;
  67     }
  68
  69     @Test
  70     public void testGetAllFactories() throws Exception {
  71         Map<String, Map.Entry<ModuleFactory, BundleContext>> allFactories = resolver.getAllFactories();
  72         assertEquals(2, allFactories.size());
  73         assertTrue(allFactories.containsKey(f1.getImplementationName()));
  74         assertEquals(f1, allFactories.get(f1.getImplementationName()).getKey());
  75         assertEquals(bundleContext, allFactories.get(f1.getImplementationName()).getValue());
  76         assertTrue(allFactories.containsKey(f2.getImplementationName()));
  77         assertEquals(f2, allFactories.get(f2.getImplementationName()).getKey());
  78         assertEquals(bundleContext, allFactories.get(f2.getImplementationName()).getValue());
  79     }
  80
  81     @Test
  82     public void testDuplicateFactories() throws Exception {
  83         doReturn(f1).when(bundleContext).getService(s2);
  84         try {
  85             resolver.getAllFactories();
  86         } catch (Exception e) {
  87             assertThat(e.getMessage(), containsString(f1.getImplementationName()));
  88             assertThat(e.getMessage(), containsString("unique"));
  89             return;
  90         }
  91
  92         fail("Should fail with duplicate factory name");
  93     }
  94
  95     @Test(expected = NullPointerException.class)
  96     public void testNullFactory() throws Exception {
  97         doReturn(null).when(bundleContext).getService(s2);
  98         resolver.getAllFactories();
  99     }
 100
 101     @Test(expected = IllegalStateException.class)
 102     public void testNullFactoryName() throws Exception {
 103         doReturn(null).when(f1).getImplementationName();
 104         resolver.getAllFactories();
 105     }
 106
 107     @Test(expected = NullPointerException.class)
 108     public void testNullBundleName() throws Exception {
 109         doReturn(null).when(s1).getBundle();
 110         resolver.getAllFactories();
 111     }
 112 }