Package de.odysseus.staxon.json.stream.util

Source Code of de.odysseus.staxon.json.stream.util.AddRootSourceTest

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/*
* Copyright 2011, 2012 Odysseus Software GmbH
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
*     http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package de.odysseus.staxon.json.stream.util;

import java.io.IOException;
import java.io.StringReader;

import javax.xml.XMLConstants;
import javax.xml.namespace.QName;
import javax.xml.stream.XMLStreamConstants;
import javax.xml.stream.XMLStreamReader;

import org.junit.Assert;
import org.junit.Test;

import de.odysseus.staxon.json.JsonXMLStreamConstants;
import de.odysseus.staxon.json.JsonXMLStreamReader;
import de.odysseus.staxon.json.stream.impl.JsonStreamFactoryImpl;
import de.odysseus.staxon.json.stream.util.AddRootSource;

public class AddRootSourceTest {
  private AddRootSource createSource(StringReader reader, QName root) throws IOException {
    return new AddRootSource(new JsonStreamFactoryImpl().createJsonStreamSource(reader), root, ':');
  }

  void verify(XMLStreamReader reader, int expectedEventType, String expectedLocalName, String expectedText) {
    Assert.assertEquals(expectedEventType, reader.getEventType());
    Assert.assertEquals(expectedLocalName, reader.getLocalName());
    Assert.assertEquals(expectedText, reader.getText());
  }

  /**
   * <code>&lt;alice&gt;bob&lt;/alice&gt;</code>
   */
  @Test
  public void testTextContent() throws Exception {
    String input = "\"bob\"";
    XMLStreamReader reader = new JsonXMLStreamReader(createSource(new StringReader(input), new QName("alice")), true, ':');
    verify(reader, XMLStreamConstants.START_DOCUMENT, null, null);
    reader.next();
    verify(reader, XMLStreamConstants.START_ELEMENT, "alice", null);
    reader.next();
    verify(reader, XMLStreamConstants.CHARACTERS, null, "bob");
    reader.next();
    verify(reader, XMLStreamConstants.END_ELEMENT, "alice", null);
    reader.next();
    verify(reader, XMLStreamConstants.END_DOCUMENT, null, null);
    reader.close();
  }

  /**
   * <code>&lt;alice&gt;&lt;bob&gt;charlie&lt;/bob&gt;&lt;david&gt;edgar&lt;/david&gt;&lt;/alice&gt;</code>
   */
  @Test
  public void testNested() throws Exception {
    String input = "{\"bob\":\"charlie\",\"david\":\"edgar\"}";
    XMLStreamReader reader = new JsonXMLStreamReader(createSource(new StringReader(input), new QName("alice")), true, ':');
    verify(reader, XMLStreamConstants.START_DOCUMENT, null, null);
    reader.next();
    verify(reader, XMLStreamConstants.START_ELEMENT, "alice", null);
    reader.next();
    verify(reader, XMLStreamConstants.START_ELEMENT, "bob", null);
    reader.next();
    verify(reader, XMLStreamConstants.CHARACTERS, null, "charlie");
    reader.next();
    verify(reader, XMLStreamConstants.END_ELEMENT, "bob", null);
    reader.next();
    verify(reader, XMLStreamConstants.START_ELEMENT, "david", null);
    reader.next();
    verify(reader, XMLStreamConstants.CHARACTERS, null, "edgar");
    reader.next();
    verify(reader, XMLStreamConstants.END_ELEMENT, "david", null);
    reader.next();
    verify(reader, XMLStreamConstants.END_ELEMENT, "alice", null);
    reader.next();
    verify(reader, XMLStreamConstants.END_DOCUMENT, null, null);
    reader.close();
  }
 
  /**
   * <code>&lt;alice&gt;&lt;bob&gt;charlie&lt;/bob&gt;&lt;bob&gt;david&lt;/bob&gt;&lt;/alice&gt;</code>
   */
  @Test
  public void testArray() throws Exception {
    String input = "{\"bob\":[\"charlie\",\"david\"]}";
    XMLStreamReader reader = new JsonXMLStreamReader(createSource(new StringReader(input), new QName("alice")), true, ':');
    verify(reader, XMLStreamConstants.START_DOCUMENT, null, null);
    reader.next();
    verify(reader, XMLStreamConstants.START_ELEMENT, "alice", null);
    reader.next();
    verify(reader, XMLStreamConstants.PROCESSING_INSTRUCTION, null, null);
    Assert.assertEquals(JsonXMLStreamConstants.MULTIPLE_PI_TARGET, reader.getPITarget());
    Assert.assertEquals("bob", reader.getPIData());
    reader.next();
    verify(reader, XMLStreamConstants.START_ELEMENT, "bob", null);
    reader.next();
    verify(reader, XMLStreamConstants.CHARACTERS, null, "charlie");
    reader.next();
    verify(reader, XMLStreamConstants.END_ELEMENT, "bob", null);
    reader.next();
    verify(reader, XMLStreamConstants.START_ELEMENT, "bob", null);
    reader.next();
    verify(reader, XMLStreamConstants.CHARACTERS, null, "david");
    reader.next();
    verify(reader, XMLStreamConstants.END_ELEMENT, "bob", null);
    reader.next();
    verify(reader, XMLStreamConstants.END_ELEMENT, "alice", null);
    reader.next();
    verify(reader, XMLStreamConstants.END_DOCUMENT, null, null);
    reader.close();
  }

  @Test
  public void testRootArray() throws Exception {
    String input = "[\"charlie\",\"david\"]";
    XMLStreamReader reader = new JsonXMLStreamReader(createSource(new StringReader(input), new QName("bob")), true, ':');
    verify(reader, XMLStreamConstants.START_DOCUMENT, null, null);
    reader.next();
    verify(reader, XMLStreamConstants.PROCESSING_INSTRUCTION, null, null);
    Assert.assertEquals(JsonXMLStreamConstants.MULTIPLE_PI_TARGET, reader.getPITarget());
    Assert.assertEquals("bob", reader.getPIData());
    reader.next();
    verify(reader, XMLStreamConstants.START_ELEMENT, "bob", null);
    reader.next();
    verify(reader, XMLStreamConstants.CHARACTERS, null, "charlie");
    reader.next();
    verify(reader, XMLStreamConstants.END_ELEMENT, "bob", null);
    reader.next();
    verify(reader, XMLStreamConstants.START_ELEMENT, "bob", null);
    reader.next();
    verify(reader, XMLStreamConstants.CHARACTERS, null, "david");
    reader.next();
    verify(reader, XMLStreamConstants.END_ELEMENT, "bob", null);
    reader.next();
    verify(reader, XMLStreamConstants.END_DOCUMENT, null, null);
    reader.close();
  }

  @Test
  public void testEmptyArray() throws Exception {
    String input = "[]";
    XMLStreamReader reader = new JsonXMLStreamReader(createSource(new StringReader(input), new QName("bob")), true, ':');
    verify(reader, XMLStreamConstants.START_DOCUMENT, null, null);
    reader.next();
    verify(reader, XMLStreamConstants.PROCESSING_INSTRUCTION, null, null);
    Assert.assertEquals(JsonXMLStreamConstants.MULTIPLE_PI_TARGET, reader.getPITarget());
    Assert.assertEquals("bob", reader.getPIData());
    reader.next();
    verify(reader, XMLStreamConstants.END_DOCUMENT, null, null);
    reader.close();
  }


  /**
   * <code>&lt;alice charlie="david"&gt;bob&lt;/alice&gt;</code>
   */
  @Test
  public void testAttributes() throws Exception {
    String input = "{\"@charlie\":\"david\",\"$\":\"bob\"}";
    XMLStreamReader reader = new JsonXMLStreamReader(createSource(new StringReader(input), new QName("alice")), true, ':');
    verify(reader, XMLStreamConstants.START_DOCUMENT, null, null);
    reader.next();
    verify(reader, XMLStreamConstants.START_ELEMENT, "alice", null);
    Assert.assertEquals(1, reader.getAttributeCount());
    Assert.assertEquals("david", reader.getAttributeValue(null, "charlie"));
    Assert.assertEquals("david", reader.getAttributeValue(XMLConstants.NULL_NS_URI, "charlie"));
    reader.next();
    verify(reader, XMLStreamConstants.CHARACTERS, null, "bob");
    reader.next();
    verify(reader, XMLStreamConstants.END_ELEMENT, "alice", null);
    reader.next();
    verify(reader, XMLStreamConstants.END_DOCUMENT, null, null);
    reader.close();
  }
 
  /**
   * <code>&lt;alice xmlns="http://some-namespace"&gt;bob&lt;/alice&gt;</code>
   */
  @Test
  public void testNamespaces() throws Exception {
    String input = "{\"@xmlns\":\"http://some-namespace\",\"$\":\"bob\"}";
    XMLStreamReader reader = new JsonXMLStreamReader(createSource(new StringReader(input), new QName("alice")), true, ':');
    verify(reader, XMLStreamConstants.START_DOCUMENT, null, null);
    reader.next();
    verify(reader, XMLStreamConstants.START_ELEMENT, "alice", null);
    Assert.assertEquals("http://some-namespace", reader.getNamespaceURI());
    Assert.assertEquals(0, reader.getAttributeCount());
    reader.next();
    verify(reader, XMLStreamConstants.CHARACTERS, null, "bob");
    reader.next();
    verify(reader, XMLStreamConstants.END_ELEMENT, "alice", null);
    Assert.assertEquals("http://some-namespace", reader.getNamespaceURI());
    reader.next();
    verify(reader, XMLStreamConstants.END_DOCUMENT, null, null);
    reader.close();
  }

  /**
   * <code>&lt;alice xmlns="http://some-namespace"&gt;bob&lt;/alice&gt;</code>
   */
  @Test
  public void testNamespaces2() throws Exception {
    String input = "{\"$\":\"bob\"}";
    XMLStreamReader reader = new JsonXMLStreamReader(createSource(new StringReader(input), new QName("http://some-namespace", "alice")), true, ':');
    verify(reader, XMLStreamConstants.START_DOCUMENT, null, null);
    reader.next();
    verify(reader, XMLStreamConstants.START_ELEMENT, "alice", null);
    Assert.assertEquals("http://some-namespace", reader.getNamespaceURI());
    Assert.assertEquals(0, reader.getAttributeCount());
    reader.next();
    verify(reader, XMLStreamConstants.CHARACTERS, null, "bob");
    reader.next();
    verify(reader, XMLStreamConstants.END_ELEMENT, "alice", null);
    Assert.assertEquals("http://some-namespace", reader.getNamespaceURI());
    reader.next();
    verify(reader, XMLStreamConstants.END_DOCUMENT, null, null);
    reader.close();
  }
}
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Related Classes of de.odysseus.staxon.json.stream.util.AddRootSourceTest

  • de.odysseus.staxon.json.JsonXMLStreamReader
  • de.odysseus.staxon.json.stream.impl.JsonStreamFactoryImpl
  • de.odysseus.staxon.json.stream.util.AddRootSource
  • javax.xml.namespace.QName
  • javax.xml.stream.XMLStreamReader
  • java.io.StringReader
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