yang/yang-data-codec-gson/src/test/java/org/opendaylight/yangtools/yang/data/codec/gson/Bug7246Test.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.yangtools.yang.data.codec.gson;
   9
  10 import static org.junit.Assert.assertEquals;
  11
  12 import com.google.gson.JsonElement;
  13 import com.google.gson.JsonParser;
  14 import java.io.File;
  15 import java.io.FileReader;
  16 import java.io.IOException;
  17 import java.io.StringWriter;
  18 import java.io.Writer;
  19 import java.net.URI;
  20 import java.nio.charset.StandardCharsets;
  21 import org.junit.Test;
  22 import org.opendaylight.yangtools.yang.common.QName;
  23 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
  24 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
  25 import org.opendaylight.yangtools.yang.data.api.schema.DataContainerChild;
  26 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  27 import org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeStreamWriter;
  28 import org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeWriter;
  29 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
  30 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableContainerNodeBuilder;
  31 import org.opendaylight.yangtools.yang.model.api.EffectiveModelContext;
  32 import org.opendaylight.yangtools.yang.model.api.SchemaPath;
  33 import org.opendaylight.yangtools.yang.test.util.YangParserTestUtils;
  34
  35 public class Bug7246Test {
  36     private static final String NS = "my-namespace";
  37
  38     @Test
  39     public void test() throws Exception {
  40         final EffectiveModelContext schemaContext =
  41                 YangParserTestUtils.parseYangResource("/bug7246/yang/rpc-test.yang");
  42         final JsonParser parser = new JsonParser();
  43         final JsonElement expextedJson = parser
  44                 .parse(new FileReader(new File(getClass().getResource("/bug7246/json/expected-output.json").toURI()),
  45                     StandardCharsets.UTF_8));
  46
  47         final DataContainerChild<? extends PathArgument, ?> inputStructure = ImmutableContainerNodeBuilder.create()
  48                 .withNodeIdentifier(new NodeIdentifier(qN("my-name")))
  49                 .withChild(ImmutableNodes.leafNode(new NodeIdentifier(qN("my-name")), "my-value")).build();
  50         final SchemaPath rootPath = SchemaPath.create(true, qN("my-name"), qN("input"));
  51         final Writer writer = new StringWriter();
  52         final String jsonOutput = normalizedNodeToJsonStreamTransformation(schemaContext, rootPath, writer,
  53                 inputStructure);
  54         final JsonElement serializedJson = parser.parse(jsonOutput);
  55
  56         assertEquals(expextedJson, serializedJson);
  57     }
  58
  59     private static QName qN(final String localName) {
  60         return QName.create(NS, localName);
  61     }
  62
  63     private static String normalizedNodeToJsonStreamTransformation(final EffectiveModelContext schemaContext,
  64             final SchemaPath path, final Writer writer, final NormalizedNode<?, ?> inputStructure)
  65             throws IOException {
  66
  67         final NormalizedNodeStreamWriter jsonStream = JSONNormalizedNodeStreamWriter.createExclusiveWriter(
  68                 JSONCodecFactorySupplier.DRAFT_LHOTKA_NETMOD_YANG_JSON_02.getShared(schemaContext), path,
  69                 URI.create(NS), JsonWriterFactory.createJsonWriter(writer, 2));
  70         final NormalizedNodeWriter nodeWriter = NormalizedNodeWriter.forStreamWriter(jsonStream);
  71         nodeWriter.write(inputStructure);
  72
  73         nodeWriter.close();
  74         return writer.toString();
  75     }
  76 }