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