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 static org.junit.Assert.assertEquals;
  11 import static org.mockito.Matchers.anyCollectionOf;
  12 import static org.mockito.Mockito.*;
  13
  14 import java.io.InputStream;
  15 import java.net.MalformedURLException;
  16 import java.net.URL;
  17 import java.util.Enumeration;
  18 import java.util.List;
  19
  20 import org.junit.Before;
  21 import org.junit.Test;
  22 import org.mockito.Mock;
  23 import org.mockito.MockitoAnnotations;
  24 import org.opendaylight.controller.config.yang.store.api.YangStoreException;
  25 import org.opendaylight.controller.config.yang.store.api.YangStoreSnapshot;
  26 import org.osgi.framework.Bundle;
  27
  28 import com.google.common.collect.Lists;
  29
  30 public class ExtenderYangTrackerCustomizerTest {
  31
  32
  33     private ExtenderYangTrackerCustomizer tested;
  34     @Mock
  35     private MbeParser parser;
  36     @Mock
  37     private YangStoreSnapshot yangStoreSnapshot;
  38
  39     @Before
  40     public void setUp() throws YangStoreException {
  41         MockitoAnnotations.initMocks(this);
  42
  43         tested = new ExtenderYangTrackerCustomizer(parser);
  44         doReturn(yangStoreSnapshot).when(parser).parseYangFiles(
  45                 anyCollectionOf(InputStream.class));
  46         doReturn(22).when(yangStoreSnapshot).countModuleMXBeanEntries();
  47         doReturn("mock yang store").when(yangStoreSnapshot).toString();
  48         doNothing().when(yangStoreSnapshot).close();
  49     }
  50
  51     @Test
  52     public void testCache() throws MalformedURLException, YangStoreException,
  53             InterruptedException {
  54         Bundle bundle = getMockedBundle(5, false);
  55         tested.addingBundle(bundle, null);
  56         bundle = getMockedBundle(2, false);
  57         tested.addingBundle(bundle, null);
  58         bundle = getMockedBundle(10, false);
  59         tested.addingBundle(bundle, null);
  60         YangStoreSnapshot returnedStore;
  61
  62         returnedStore = tested.getYangStoreSnapshot();
  63
  64         assertEquals(yangStoreSnapshot, returnedStore);
  65
  66         tested.removedBundle(bundle, null, null);
  67         tested.getYangStoreSnapshot();
  68
  69         bundle = getMockedBundle(10, false);
  70         tested.addingBundle(bundle, null);
  71
  72         for(int i = 0; i< 10; i++){
  73             tested.getYangStoreSnapshot();
  74         }
  75
  76         verify(parser, times(5)).parseYangFiles(
  77                 anyCollectionOf(InputStream.class));
  78
  79         returnedStore = tested.getYangStoreSnapshot();
  80
  81         verifyNoMoreInteractions(parser);
  82         assertEquals(yangStoreSnapshot, returnedStore);
  83     }
  84
  85     int bundleCounter = 1;
  86
  87     private Bundle getMockedBundle(int sizeOfUrls, boolean system)
  88             throws MalformedURLException {
  89         Bundle mock = mock(Bundle.class);
  90         doReturn(32).when(mock).getState();//mock just for logging
  91
  92         List<URL> urls = Lists.newArrayList();
  93         for (int i = 0; i < sizeOfUrls; i++) {
  94             urls.add(new URL("http://127.0." + bundleCounter++ + "." + i));
  95         }
  96         Enumeration<URL> abc = new TestEnumeration(urls);
  97
  98         doReturn(abc).when(mock).findEntries("META-INF/yang", "*.yang", false);
  99         if (system)
 100             doReturn(0L).when(mock).getBundleId();
 101         else
 102             doReturn(1L).when(mock).getBundleId();
 103
 104         doReturn("mockedBundle").when(mock).toString();
 105
 106         return mock;
 107     }
 108
 109     private static final class TestEnumeration implements Enumeration<URL> {
 110
 111         private final List<URL> urls;
 112         int currentPos = 0;
 113
 114         public TestEnumeration(List<URL> urls) {
 115             this.urls = urls;
 116         }
 117
 118         @Override
 119         public boolean hasMoreElements() {
 120             try {
 121                 urls.get(currentPos);
 122             } catch (IndexOutOfBoundsException e) {
 123                 return false;
 124             }
 125             return true;
 126         }
 127
 128         @Override
 129         public URL nextElement() {
 130             URL url = urls.get(currentPos++);
 131             return url;
 132         }
 133
 134     }
 135 }