binding/mdsal-binding-spec-util/src/test/java/org/opendaylight/mdsal/binding/spec/util/DataObjectReadingUtilTest.java

   1 /*
   2  * Copyright (c) 2014 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.mdsal.binding.spec.util;
   9
  10 import static org.junit.Assert.assertFalse;
  11 import static org.junit.Assert.assertTrue;
  12 import static org.mockito.Mockito.doReturn;
  13 import static org.mockito.Mockito.mock;
  14 import static org.opendaylight.mdsal.binding.spec.util.DataObjectReadingUtil.readData;
  15
  16 import com.google.common.collect.ImmutableList;
  17 import com.google.common.collect.ImmutableMap;
  18 import com.google.common.collect.ImmutableSet;
  19 import com.google.common.collect.UnmodifiableIterator;
  20 import java.lang.reflect.Constructor;
  21 import java.lang.reflect.InvocationTargetException;
  22 import java.util.Map;
  23 import java.util.Map.Entry;
  24 import org.junit.Before;
  25 import org.junit.Test;
  26 import org.mockito.Mock;
  27 import org.mockito.MockitoAnnotations;
  28 import org.opendaylight.yangtools.yang.binding.DataObject;
  29 import org.opendaylight.yangtools.yang.binding.Identifiable;
  30 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  31
  32 public class DataObjectReadingUtilTest {
  33
  34     @Mock private InstanceIdentifier<? extends DataObject> pathNull;
  35     @Mock private Map.Entry<InstanceIdentifier<? extends DataObject>, DataObject> entryNull;
  36     @Mock private DataObject mockedDataObject;
  37     private InstanceIdentifier<? extends DataObject> path;
  38     private Map.Entry<InstanceIdentifier<? extends DataObject>, DataObject> entry;
  39
  40     @Before
  41     public void setup() {
  42         MockitoAnnotations.initMocks(this);
  43
  44         path = InstanceIdentifier.builder(Nodes.class).build();
  45         final ImmutableMap<InstanceIdentifier<? extends DataObject>, DataObject> map =
  46                 ImmutableMap.<InstanceIdentifier<? extends DataObject>, DataObject>builder()
  47                 .put(path, mockedDataObject).build();
  48
  49         final ImmutableSet<Entry<InstanceIdentifier<? extends DataObject>, DataObject>> entries = map.entrySet();
  50         final UnmodifiableIterator<Entry<InstanceIdentifier<? extends DataObject>, DataObject>> it = entries.iterator();
  51         while (it.hasNext()) {
  52             entry = it.next();
  53         }
  54     }
  55
  56     @Test
  57     public void testReadData() throws Exception {
  58         final Nodes nodes = mock(Nodes.class);
  59         doReturn(Nodes.class).when(nodes).getImplementedInterface();
  60         doReturn(null).when(nodes).getNode();
  61         entry = ImmutableMap.<InstanceIdentifier<? extends DataObject>, DataObject>builder()
  62                 .put(path, nodes).build().entrySet().iterator().next();
  63         path = InstanceIdentifier.builder(Nodes.class).child(Node.class).build();
  64         assertTrue(DataObjectReadingUtil.readData(entry.getValue(),
  65                 (InstanceIdentifier<DataObject>) entry.getKey(), path).isEmpty());
  66
  67         final Iterable<Identifiable> iterable = ImmutableList.of();
  68         doReturn(iterable).when(nodes).getNode();
  69         assertTrue(DataObjectReadingUtil.readData(entry.getValue(),
  70                 (InstanceIdentifier<DataObject>) entry.getKey(), path).isEmpty());
  71     }
  72
  73     @SuppressWarnings("unchecked")
  74     @Test(expected = IllegalArgumentException.class)
  75     public void testReadDataParentNull() {
  76         readData(entryNull.getValue(), (InstanceIdentifier<DataObject>) entryNull.getKey(), pathNull);
  77     }
  78
  79     @SuppressWarnings("unchecked")
  80     @Test(expected = IllegalArgumentException.class)
  81     public void testReadDataParentPathNull() {
  82         readData(entry.getValue(), (InstanceIdentifier<DataObject>) entryNull.getKey(), pathNull);
  83     }
  84
  85     @SuppressWarnings("unchecked")
  86     @Test
  87     public void testReadDataWithThreeParams() {
  88         assertTrue("Check if contains key",
  89                 readData(entry.getValue(),
  90                         (InstanceIdentifier<DataObject>) entry.getKey(), path).containsKey(entry.getKey()));
  91
  92         assertTrue("Check if contains value",
  93                 readData(entry.getValue(),
  94                         (InstanceIdentifier<DataObject>) entry.getKey(), path).containsValue(entry.getValue()));
  95     }
  96
  97     @Test(expected = NullPointerException.class)
  98     public void testReadDataWithTwoParams() {
  99         readData(mockedDataObject, DataObject.class);
 100     }
 101
 102     @Test(expected = UnsupportedOperationException.class)
 103     @SuppressWarnings({ "checkstyle:illegalThrows", "checkstyle:avoidHidingCauseException" })
 104     public void testPrivateConstructor() throws Throwable {
 105         assertFalse(DataObjectReadingUtil.class.getDeclaredConstructor().isAccessible());
 106         final Constructor<?> constructor = DataObjectReadingUtil.class.getDeclaredConstructor();
 107         constructor.setAccessible(true);
 108         try {
 109             constructor.newInstance();
 110         } catch (InvocationTargetException e) {
 111             throw e.getCause();
 112         }
 113     }
 114 }