opendaylight/config/yang-store-impl/src/test/java/org/opendaylight/controller/config/yang/store/impl/ExtenderYangTrackerCustomizerTest.java

   1 /*
   2  * Copyright (c) 2013 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.controller.config.yang.store.impl;
   9
  10 import com.google.common.base.Optional;
  11 import com.google.common.collect.Lists;
  12 import com.google.common.collect.Maps;
  13 import org.junit.Before;
  14 import org.junit.Test;
  15 import org.mockito.Mock;
  16 import org.mockito.MockitoAnnotations;
  17 import org.opendaylight.controller.config.yang.store.api.YangStoreException;
  18 import org.opendaylight.controller.config.yang.store.api.YangStoreSnapshot;
  19 import org.opendaylight.yangtools.yang.model.api.Module;
  20 import org.osgi.framework.Bundle;
  21 import org.osgi.framework.BundleContext;
  22 import org.osgi.framework.BundleListener;
  23
  24 import java.io.InputStream;
  25 import java.net.MalformedURLException;
  26 import java.net.URL;
  27 import java.util.Collections;
  28 import java.util.Enumeration;
  29 import java.util.List;
  30 import java.util.Map;
  31 import java.util.regex.Pattern;
  32
  33 import static org.junit.Assert.assertEquals;
  34 import static org.mockito.Matchers.any;
  35 import static org.mockito.Matchers.anyCollectionOf;
  36 import static org.mockito.Mockito.doNothing;
  37 import static org.mockito.Mockito.doReturn;
  38 import static org.mockito.Mockito.mock;
  39 import static org.mockito.Mockito.times;
  40 import static org.mockito.Mockito.verify;
  41 import static org.mockito.Mockito.verifyNoMoreInteractions;
  42
  43 public class ExtenderYangTrackerCustomizerTest {
  44
  45
  46     private ExtenderYangTracker tested;
  47     @Mock
  48     private MbeParser parser;
  49     @Mock
  50     private YangStoreSnapshotImpl yangStoreSnapshot;
  51     @Mock
  52     private BundleContext bundleContext;
  53
  54     private Map<String, Map.Entry<Module, String>> moduleMap = Maps.newHashMap();
  55
  56     @Before
  57     public void setUp() throws YangStoreException {
  58
  59         moduleMap.put("1", new Map.Entry<Module, String>() {
  60             @Override
  61             public Module getKey() {
  62                 return mock(Module.class);
  63             }
  64
  65             @Override
  66             public String getValue() {
  67                 return "v";
  68             }
  69
  70             @Override
  71             public String setValue(String value) {
  72                 return "v";
  73             }
  74         });
  75
  76         MockitoAnnotations.initMocks(this);
  77         doNothing().when(bundleContext).addBundleListener(any(BundleListener.class));
  78         doReturn(new Bundle[0]).when(bundleContext).getBundles();
  79         tested = new ExtenderYangTracker(parser, Optional.<Pattern>absent(), bundleContext);
  80         doReturn(yangStoreSnapshot).when(parser).parseYangFiles(
  81                 anyCollectionOf(InputStream.class));
  82         doReturn(22).when(yangStoreSnapshot).countModuleMXBeanEntries();
  83         doReturn("mock yang store").when(yangStoreSnapshot).toString();
  84         doNothing().when(yangStoreSnapshot).close();
  85         doReturn(moduleMap).when(yangStoreSnapshot).getModuleMap();
  86         doReturn(Collections.emptyMap()).when(yangStoreSnapshot).getModuleMXBeanEntryMap();
  87     }
  88
  89     @Test
  90     public void testCache() throws MalformedURLException, YangStoreException,
  91             InterruptedException {
  92         Bundle bundle = getMockedBundle(5, false);
  93         tested.addingBundle(bundle, null);
  94         bundle = getMockedBundle(2, false);
  95         tested.addingBundle(bundle, null);
  96         bundle = getMockedBundle(10, false);
  97         tested.addingBundle(bundle, null);
  98         YangStoreSnapshot returnedStore;
  99
 100         returnedStore = tested.getYangStoreSnapshot();
 101
 102         assertEquals(yangStoreSnapshot.getModuleMap(), returnedStore.getModuleMap());
 103
 104         tested.removedBundle(bundle, null, null);
 105         tested.getYangStoreSnapshot();
 106
 107         bundle = getMockedBundle(10, false);
 108         tested.addingBundle(bundle, null);
 109
 110         for(int i = 0; i< 20; i++){
 111             tested.getYangStoreSnapshot();
 112         }
 113
 114         verify(parser, times(5)).parseYangFiles(anyCollectionOf(InputStream.class));
 115
 116         returnedStore = tested.getYangStoreSnapshot();
 117
 118         verifyNoMoreInteractions(parser);
 119     }
 120
 121     int bundleCounter = 1;
 122
 123     private Bundle getMockedBundle(int sizeOfUrls, boolean system)
 124             throws MalformedURLException {
 125         Bundle mock = mock(Bundle.class);
 126         doReturn(32).when(mock).getState();//mock just for logging
 127
 128         List<URL> urls = Lists.newArrayList();
 129         for (int i = 0; i < sizeOfUrls; i++) {
 130             urls.add(new URL("http://127.0." + bundleCounter++ + "." + i));
 131         }
 132         Enumeration<URL> abc = new TestEnumeration(urls);
 133
 134         doReturn(abc).when(mock).findEntries("META-INF/yang", "*.yang", false);
 135         if (system)
 136             doReturn(0L).when(mock).getBundleId();
 137         else
 138             doReturn(1L).when(mock).getBundleId();
 139
 140         doReturn("mockedBundle").when(mock).toString();
 141         doReturn("mockedBundle").when(mock).getSymbolicName();
 142
 143         return mock;
 144     }
 145
 146     private static final class TestEnumeration implements Enumeration<URL> {
 147
 148         private final List<URL> urls;
 149         int currentPos = 0;
 150
 151         public TestEnumeration(List<URL> urls) {
 152             this.urls = urls;
 153         }
 154
 155         @Override
 156         public boolean hasMoreElements() {
 157             try {
 158                 urls.get(currentPos);
 159             } catch (IndexOutOfBoundsException e) {
 160                 return false;
 161             }
 162             return true;
 163         }
 164
 165         @Override
 166         public URL nextElement() {
 167             URL url = urls.get(currentPos++);
 168             return url;
 169         }
 170
 171     }
 172 }