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