codec/yang-data-codec-xml/src/test/java/org/opendaylight/yangtools/yang/data/codec/xml/Bug5446Test.java

   1 /*
   2  * Copyright (c) 2016 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.yangtools.yang.data.codec.xml;
   9
  10 import static org.junit.Assert.assertEquals;
  11 import static org.junit.Assert.assertFalse;
  12 import static org.junit.Assert.assertNotNull;
  13 import static org.junit.Assert.assertTrue;
  14
  15 import java.io.IOException;
  16 import java.util.Base64;
  17 import javax.xml.stream.XMLStreamException;
  18 import javax.xml.transform.dom.DOMResult;
  19 import org.junit.Test;
  20 import org.opendaylight.yangtools.util.xml.UntrustedXML;
  21 import org.opendaylight.yangtools.yang.common.QName;
  22 import org.opendaylight.yangtools.yang.common.QNameModule;
  23 import org.opendaylight.yangtools.yang.common.Revision;
  24 import org.opendaylight.yangtools.yang.common.XMLNamespace;
  25 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
  26 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
  27 import org.opendaylight.yangtools.yang.data.api.schema.DataContainerChild;
  28 import org.opendaylight.yangtools.yang.data.api.schema.LeafNode;
  29 import org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeWriter;
  30 import org.opendaylight.yangtools.yang.data.impl.schema.Builders;
  31 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
  32 import org.opendaylight.yangtools.yang.model.api.EffectiveModelContext;
  33 import org.opendaylight.yangtools.yang.test.util.YangParserTestUtils;
  34 import org.xmlunit.builder.DiffBuilder;
  35
  36 public class Bug5446Test extends AbstractXmlTest {
  37     private static final QNameModule FOO_MODULE = QNameModule.create(XMLNamespace.of("foo"), Revision.of("2015-11-05"));
  38     private static final QName ROOT_QNAME = QName.create(FOO_MODULE, "root");
  39     private static final QName IP_ADDRESS_QNAME = QName.create(FOO_MODULE, "ip-address");
  40
  41     @Test
  42     public void test() throws Exception {
  43         final EffectiveModelContext schemaContext = YangParserTestUtils.parseYang("""
  44             module foo {
  45               yang-version 1;
  46               namespace "foo";
  47               prefix "foo";
  48
  49               revision "2015-11-05" {
  50               }
  51
  52               typedef ipv4-address-binary {
  53                 type binary {
  54                   length "4";
  55                 }
  56               }
  57
  58               typedef ipv6-address-binary {
  59                 type binary {
  60                   length "16";
  61                 }
  62               }
  63
  64               typedef ip-address-binary {
  65                 type union {
  66                   type ipv4-address-binary;
  67                   type ipv6-address-binary;
  68                 }
  69               }
  70
  71               container root {
  72                 leaf ip-address {
  73                   type ip-address-binary;
  74                 }
  75               }
  76             }""");
  77         final var doc = loadDocument("/bug5446/xml/foo.xml");
  78
  79         final var docNode = createDocNode();
  80
  81         DataContainerChild root = docNode.getChildByArg(new NodeIdentifier(ROOT_QNAME));
  82         DataContainerChild child = ((ContainerNode) root).getChildByArg(new NodeIdentifier(IP_ADDRESS_QNAME));
  83         LeafNode<?> ipAdress = (LeafNode<?>) child;
  84
  85         Object value = ipAdress.body();
  86         assertTrue(value instanceof byte[]);
  87         assertEquals("fwAAAQ==", Base64.getEncoder().encodeToString((byte[]) value));
  88
  89         DOMResult serializationResult = writeNormalizedNode(docNode, schemaContext);
  90         assertNotNull(serializationResult);
  91
  92         final var diff = DiffBuilder.compare(toString(doc.getDocumentElement()))
  93             .withTest(toString(serializationResult.getNode()))
  94             .ignoreWhitespace()
  95             .ignoreComments()
  96             .checkForIdentical()
  97             .build();
  98         assertFalse(diff.toString(), diff.hasDifferences());
  99     }
 100
 101     private static ContainerNode createDocNode() {
 102         return Builders.containerBuilder()
 103             .withNodeIdentifier(new NodeIdentifier(ROOT_QNAME))
 104             .withChild(Builders.containerBuilder()
 105                 .withNodeIdentifier(new NodeIdentifier(ROOT_QNAME))
 106                 .withChild(ImmutableNodes.leafNode(IP_ADDRESS_QNAME, Base64.getDecoder().decode("fwAAAQ==")))
 107                 .build())
 108             .build();
 109     }
 110
 111     private static DOMResult writeNormalizedNode(final ContainerNode normalized, final EffectiveModelContext context)
 112             throws IOException, XMLStreamException {
 113         final var doc = UntrustedXML.newDocumentBuilder().newDocument();
 114         final var result = new DOMResult(doc);
 115         final var writer = TestFactories.DEFAULT_OUTPUT_FACTORY.createXMLStreamWriter(result);
 116         try (var nnWriter = NormalizedNodeWriter.forStreamWriter(
 117                 XMLStreamNormalizedNodeStreamWriter.create(writer, context))) {
 118             for (var child : normalized.body()) {
 119                 nnWriter.write(child);
 120             }
 121             nnWriter.flush();
 122         } finally {
 123             writer.close();
 124         }
 125         return result;
 126     }
 127 }