codec/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.JsonParser;
  13 import java.io.File;
  14 import java.io.FileReader;
  15 import java.io.StringWriter;
  16 import java.io.Writer;
  17 import java.nio.charset.StandardCharsets;
  18 import org.junit.Test;
  19 import org.opendaylight.yangtools.yang.common.QName;
  20 import org.opendaylight.yangtools.yang.common.XMLNamespace;
  21 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
  22 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  23 import org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeWriter;
  24 import org.opendaylight.yangtools.yang.data.impl.schema.Builders;
  25 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
  26 import org.opendaylight.yangtools.yang.model.api.EffectiveModelContext;
  27 import org.opendaylight.yangtools.yang.model.api.stmt.SchemaNodeIdentifier.Absolute;
  28 import org.opendaylight.yangtools.yang.test.util.YangParserTestUtils;
  29
  30 public class Bug7246Test {
  31     private static final String NS = "my-namespace";
  32
  33     @Test
  34     public void test() throws Exception {
  35         final var schemaContext = YangParserTestUtils.parseYangResource("/bug7246/yang/rpc-test.yang");
  36         final var inputStructure = Builders.containerBuilder()
  37             .withNodeIdentifier(new NodeIdentifier(qN("my-name")))
  38             .withChild(ImmutableNodes.leafNode(new NodeIdentifier(qN("my-name")), "my-value"))
  39             .build();
  40         final var writer = new StringWriter();
  41         final var jsonOutput = normalizedNodeToJsonStreamTransformation(schemaContext,  writer, inputStructure,
  42             qN("my-name"), qN("input"));
  43
  44         assertEquals(JsonParser.parseReader(new FileReader(
  45             new File(getClass().getResource("/bug7246/json/expected-output.json").toURI()), StandardCharsets.UTF_8)),
  46             JsonParser.parseString(jsonOutput));
  47     }
  48
  49     private static QName qN(final String localName) {
  50         return QName.create(NS, localName);
  51     }
  52
  53     private static String normalizedNodeToJsonStreamTransformation(final EffectiveModelContext schemaContext,
  54             final Writer writer, final NormalizedNode inputStructure, final QName... path) throws Exception {
  55         final var jsonStream = JSONNormalizedNodeStreamWriter.createExclusiveWriter(
  56                 JSONCodecFactorySupplier.DRAFT_LHOTKA_NETMOD_YANG_JSON_02.getShared(schemaContext), Absolute.of(path),
  57                 XMLNamespace.of(NS), JsonWriterFactory.createJsonWriter(writer, 2));
  58         try (var nodeWriter = NormalizedNodeWriter.forStreamWriter(jsonStream)) {
  59             nodeWriter.write(inputStructure);
  60         }
  61         return writer.toString();
  62     }
  63 }