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

   1 /*
   2  * Copyright (c) 2017 Pantheon Technologies s.r.o. 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.hamcrest.CoreMatchers.containsString;
  11 import static org.hamcrest.MatcherAssert.assertThat;
  12 import static org.junit.Assert.assertNotNull;
  13 import static org.junit.Assert.assertThrows;
  14
  15 import java.io.InputStream;
  16 import javax.xml.stream.XMLStreamException;
  17 import javax.xml.stream.XMLStreamReader;
  18 import org.junit.Test;
  19 import org.opendaylight.yangtools.util.xml.UntrustedXML;
  20 import org.opendaylight.yangtools.yang.common.QName;
  21 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  22 import org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeStreamWriter;
  23 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNormalizedNodeStreamWriter;
  24 import org.opendaylight.yangtools.yang.data.impl.schema.NormalizedNodeResult;
  25 import org.opendaylight.yangtools.yang.model.api.ContainerSchemaNode;
  26 import org.opendaylight.yangtools.yang.model.api.EffectiveModelContext;
  27 import org.opendaylight.yangtools.yang.model.api.Module;
  28 import org.opendaylight.yangtools.yang.test.util.YangParserTestUtils;
  29
  30 public class StrictParsingModeTest {
  31
  32     @Test
  33     public void testLenientParsing() throws Exception {
  34         // unknown child nodes in the top-level-container node will be skipped when the strictParsing is set to false
  35         final EffectiveModelContext schemaContext = YangParserTestUtils.parseYangResource(
  36                 "/strict-parsing-mode-test/foo.yang");
  37         final Module fooModule = schemaContext.getModules().iterator().next();
  38         final ContainerSchemaNode topLevelContainer = (ContainerSchemaNode) fooModule.findDataChildByName(
  39                 QName.create(fooModule.getQNameModule(), "top-level-container")).get();
  40
  41         final InputStream resourceAsStream = StrictParsingModeTest.class.getResourceAsStream(
  42                 "/strict-parsing-mode-test/foo.xml");
  43
  44         final XMLStreamReader reader = UntrustedXML.createXMLStreamReader(resourceAsStream);
  45
  46         final NormalizedNodeResult result = new NormalizedNodeResult();
  47         final NormalizedNodeStreamWriter streamWriter = ImmutableNormalizedNodeStreamWriter.from(result);
  48
  49         final XmlParserStream xmlParser = XmlParserStream.create(streamWriter, schemaContext, topLevelContainer, false);
  50         xmlParser.parse(reader);
  51
  52         final NormalizedNode<?, ?> transformedInput = result.getResult();
  53         assertNotNull(transformedInput);
  54     }
  55
  56     @Test
  57     public void testStrictParsing() throws Exception {
  58         // should fail because strictParsing is switched on and the top-level-container node contains child nodes
  59         // which are not defined in the provided YANG model
  60         final EffectiveModelContext schemaContext = YangParserTestUtils.parseYangResource(
  61                 "/strict-parsing-mode-test/foo.yang");
  62         final Module fooModule = schemaContext.getModules().iterator().next();
  63         final ContainerSchemaNode topLevelContainer = (ContainerSchemaNode) fooModule.findDataChildByName(
  64                 QName.create(fooModule.getQNameModule(), "top-level-container")).get();
  65
  66         final InputStream resourceAsStream = StrictParsingModeTest.class.getResourceAsStream(
  67                 "/strict-parsing-mode-test/foo.xml");
  68
  69         final XMLStreamReader reader = UntrustedXML.createXMLStreamReader(resourceAsStream);
  70
  71         final NormalizedNodeResult result = new NormalizedNodeResult();
  72         final NormalizedNodeStreamWriter streamWriter = ImmutableNormalizedNodeStreamWriter.from(result);
  73
  74         final XmlParserStream xmlParser = XmlParserStream.create(streamWriter, schemaContext, topLevelContainer, true);
  75
  76         final XMLStreamException ex = assertThrows(XMLStreamException.class, () -> xmlParser.parse(reader));
  77         assertThat(ex.getMessage(), containsString("Schema for node with name unknown-container-a and namespace foo "
  78             + "does not exist at AbsoluteSchemaPath{path=[(foo)top-level-container]}"));
  79     }
  80 }