binding/mdsal-binding-dom-adapter/src/test/java/org/opendaylight/mdsal/binding/dom/adapter/BindingToNormalizedNodeCodecTest.java

   1 /*
   2  * Copyright (c) 2017 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.dom.adapter;
   9
  10 import static org.junit.Assert.assertEquals;
  11 import static org.junit.Assert.assertNotNull;
  12 import static org.junit.Assert.fail;
  13
  14 import java.io.File;
  15 import java.lang.reflect.Field;
  16 import java.lang.reflect.InvocationTargetException;
  17 import java.util.ArrayList;
  18 import java.util.List;
  19 import java.util.Map.Entry;
  20 import javassist.ClassPool;
  21 import org.junit.Test;
  22 import org.opendaylight.mdsal.binding.dom.codec.gen.impl.DataObjectSerializerGenerator;
  23 import org.opendaylight.mdsal.binding.dom.codec.gen.impl.StreamWriterGenerator;
  24 import org.opendaylight.mdsal.binding.dom.codec.impl.BindingNormalizedNodeCodecRegistry;
  25 import org.opendaylight.mdsal.binding.generator.impl.GeneratedClassLoadingStrategy;
  26 import org.opendaylight.mdsal.binding.generator.util.BindingRuntimeContext;
  27 import org.opendaylight.mdsal.binding.generator.util.JavassistUtils;
  28 import org.opendaylight.yangtools.yang.binding.DataObject;
  29 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  30 import org.opendaylight.yangtools.yang.common.QName;
  31 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  32 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
  33 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
  34 import org.opendaylight.yangtools.yang.data.api.schema.DataContainerChild;
  35 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  36 import org.opendaylight.yangtools.yang.data.impl.schema.Builders;
  37 import org.opendaylight.yangtools.yang.model.api.ContainerSchemaNode;
  38 import org.opendaylight.yangtools.yang.model.api.DataSchemaNode;
  39 import org.opendaylight.yangtools.yang.model.api.LeafSchemaNode;
  40 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
  41 import org.opendaylight.yangtools.yang.test.util.YangParserTestUtils;
  42
  43 public class BindingToNormalizedNodeCodecTest {
  44
  45     /**
  46      * Positive test.
  47      *
  48      * <p>
  49      * Test for yang with leaf of type int in container where data are created
  50      * with int value (acceptable data).
  51      *
  52      * @throws Exception
  53      *             - throw exception
  54      */
  55     @Test
  56     public void fromNormalizedNodeTest() throws Exception {
  57         final SchemaContext schemaCtx =
  58                 YangParserTestUtils.parseYangFiles(new File(getClass().getResource("/test.yang").toURI()));
  59         final NormalizedNode<?, ?> data = prepareData(schemaCtx, 42);
  60         final Entry<InstanceIdentifier<?>, DataObject> fromNormalizedNode = fromNormalizedNode(data, schemaCtx);
  61
  62         final DataObject value = fromNormalizedNode.getValue();
  63         assertNotNull(value);
  64         assertEquals("Cont", value.getImplementedInterface().getSimpleName());
  65         final Object[] objs = {};
  66         final Object invoked = value.getImplementedInterface().getDeclaredMethods()[0].invoke(value, objs);
  67         final Field declaredField = invoked.getClass().getDeclaredField("_id");
  68         declaredField.setAccessible(true);
  69         final Object id = declaredField.get(invoked);
  70         final Field val = id.getClass().getDeclaredField("_value");
  71         val.setAccessible(true);
  72         assertEquals(42, val.get(id));
  73     }
  74
  75     /**
  76      * Negative test.
  77      *
  78      * <p>
  79      * Test for yang with leaf of type int in container where data are created
  80      * with String value (non acceptable data - should failed with
  81      * {@link IllegalArgumentException})
  82      *
  83      * @throws Exception
  84      *             - throw exception
  85      */
  86     @Test
  87     public void fromNormalizedNodeWithAnotherInputDataTest() throws Exception {
  88         final SchemaContext schemaCtx =
  89                 YangParserTestUtils.parseYangFiles(new File(getClass().getResource("/test.yang").toURI()));
  90         final NormalizedNode<?, ?> data = prepareData(schemaCtx, "42");
  91
  92         final Entry<InstanceIdentifier<?>, DataObject> fromNormalizedNode = fromNormalizedNode(data, schemaCtx);
  93         final DataObject value = fromNormalizedNode.getValue();
  94         assertNotNull(value);
  95         assertEquals("Cont", value.getImplementedInterface().getSimpleName());
  96         final Object[] objs = {};
  97         try {
  98             value.getImplementedInterface().getDeclaredMethods()[0].invoke(value, objs);
  99             fail();
 100         } catch (final InvocationTargetException e) {
 101             final Throwable cause = e.getCause();
 102             assertNotNull(cause);
 103             assertEquals(cause.getClass(), IllegalArgumentException.class);
 104         }
 105     }
 106
 107     private static NormalizedNode<?, ?> prepareData(final SchemaContext schemaCtx, final Object value) {
 108         final DataSchemaNode dataChildByName =
 109                 schemaCtx.getDataChildByName(QName.create("urn:test", "2017-01-01", "cont"));
 110         final DataSchemaNode leaf = ((ContainerSchemaNode) dataChildByName)
 111                 .getDataChildByName(QName.create("urn:test", "2017-01-01", "vlan-id"));
 112
 113         final DataContainerChild<?, ?> child = Builders.leafBuilder((LeafSchemaNode) leaf).withValue(value).build();
 114         final NormalizedNode<?, ?> data =
 115                 Builders.containerBuilder((ContainerSchemaNode) dataChildByName).withChild(child).build();
 116         return data;
 117     }
 118
 119     private static Entry<InstanceIdentifier<?>, DataObject> fromNormalizedNode(final NormalizedNode<?, ?> data,
 120             final SchemaContext schemaCtx) throws Exception {
 121         final DataObjectSerializerGenerator serializerGenerator =
 122                 StreamWriterGenerator.create(JavassistUtils.forClassPool(ClassPool.getDefault()));
 123         final BindingNormalizedNodeCodecRegistry codecRegistry =
 124                 new BindingNormalizedNodeCodecRegistry(serializerGenerator);
 125         final GeneratedClassLoadingStrategy classLoadingStrategy =
 126                 GeneratedClassLoadingStrategy.getTCCLClassLoadingStrategy();
 127         final BindingRuntimeContext ctx = BindingRuntimeContext.create(classLoadingStrategy, schemaCtx);
 128         codecRegistry.onBindingRuntimeContextUpdated(ctx);
 129         final BindingToNormalizedNodeCodec codec =
 130                 new BindingToNormalizedNodeCodec(classLoadingStrategy, codecRegistry);
 131         final List<PathArgument> pathArgs = new ArrayList<>();
 132         pathArgs.add(NodeIdentifier.create(QName.create("urn:test", "2017-01-01", "cont")));
 133
 134         final YangInstanceIdentifier path = YangInstanceIdentifier.create(pathArgs);
 135         final Entry<InstanceIdentifier<?>, DataObject> fromNormalizedNode = codec.fromNormalizedNode(path, data);
 136         codec.close();
 137         return fromNormalizedNode;
 138     }
 139 }