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