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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 org.apache.tuscany.sca.databinding.json;
import java.io.StringReader;
import java.io.StringWriter;
import javax.xml.namespace.QName;
import javax.xml.stream.XMLInputFactory;
import javax.xml.stream.XMLOutputFactory;
import javax.xml.stream.XMLStreamReader;
import javax.xml.stream.XMLStreamWriter;
import junit.framework.Assert;
import junit.framework.TestCase;
import org.apache.axiom.om.OMElement;
import org.apache.tuscany.sca.databinding.TransformationContext;
import org.apache.tuscany.sca.databinding.impl.TransformationContextImpl;
import org.apache.tuscany.sca.databinding.json.axiom.JSON2OMElement;
import org.apache.tuscany.sca.databinding.xml.XMLStreamSerializer;
import org.apache.tuscany.sca.interfacedef.DataType;
import org.apache.tuscany.sca.interfacedef.impl.DataTypeImpl;
import org.apache.tuscany.sca.interfacedef.util.XMLType;
import org.json.JSONObject;
public class JSONTransformerTestCase extends TestCase {
private static final String IPO_XML = "<?xml version=\"1.0\"?>" + "<ipo:purchaseOrder"
+ " xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\""
+ " xmlns:ipo=\"http://www.example.com/IPO\""
+ " xsi:schemaLocation=\"http://www.example.com/IPO ipo.xsd\""
+ " orderDate=\"1999-12-01\">"
+ " <shipTo exportCode=\"1\" xsi:type=\"ipo:UKAddress\">"
+ " <name>Helen Zoe</name>"
+ " <street>47 Eden Street</street>"
+ " <city>Cambridge</city>"
+ " <postcode>CB1 1JR</postcode>"
+ " </shipTo>"
+ " <billTo xsi:type=\"ipo:USAddress\">"
+ " <name>Robert Smith</name>"
+ " <street>8 Oak Avenue</street>"
+ " <city>Old Town</city>"
+ " <state>PA</state>"
+ " <zip>95819</zip>"
+ " </billTo>"
+ " <items>"
+ " <item partNum=\"833-AA\">"
+ " <productName>Lapis necklace</productName>"
+ " <quantity>1</quantity>"
+ " <USPrice>99.95</USPrice>"
+ " <ipo:comment>Want this for the holidays</ipo:comment>"
+ " <shipDate>1999-12-05</shipDate>"
+ " </item>"
+ " </items>"
+ "</ipo:purchaseOrder>";
private static final String JSON_STR = "{\"xsl:root\":{\"@xmlns\":{\"xsl\":\"http://foo.com\"},\"data\":{\"$\":\"my json string\"}}}";
public void testXML2JSON() throws Exception {
XMLStreamReader reader = XMLInputFactory.newInstance().createXMLStreamReader(new StringReader(IPO_XML));
XMLStreamReader2JSON t1 = new XMLStreamReader2JSON();
JSONObject json = (JSONObject) t1.transform(reader, null);
Assert.assertNotNull(json);
// Cannot round-trip as we hit a bug in Jettison: http://jira.codehaus.org/browse/JETTISON-37
/*
JSON2XMLStreamReader t2 = new JSON2XMLStreamReader();
XMLStreamReader reader2 = t2.transform(json, null);
StringWriter sw = new StringWriter();
XMLStreamWriter streamWriter = XMLOutputFactory.newInstance().createXMLStreamWriter(sw);
new XMLStreamSerializer().serialize(reader2, streamWriter);
streamWriter.flush();
System.out.println(sw.toString());
*/
}
public void testJSON2XML() throws Exception {
JSON2XMLStreamReader t2 = new JSON2XMLStreamReader();
XMLStreamReader reader2 = t2.transform(new JSONObject(JSON_STR), null);
StringWriter sw = new StringWriter();
XMLStreamWriter streamWriter = XMLOutputFactory.newInstance().createXMLStreamWriter(sw);
new XMLStreamSerializer().serialize(reader2, streamWriter);
streamWriter.flush();
Assert.assertTrue(sw.toString()
.contains("<xsl:root xmlns:xsl=\"http://foo.com\"><data>my json string</data></xsl:root>"));
}
public void testJSON2OMElement() throws Exception {
JSON2OMElement t1 = new JSON2OMElement();
TransformationContext context = new TransformationContextImpl();
DataType dt = new DataTypeImpl(Object.class, new XMLType(new QName("http://foo.com", "root"), null));
context.setTargetDataType(dt);
OMElement element = t1.transform(new JSONObject(JSON_STR), context);
StringWriter writer = new StringWriter();
element.serialize(writer);
// System.out.println(writer.toString());
}
public void testString2JSON() throws Exception {
String json = "{\"name\":\"John\",\"age\":25}";
String2JSON t1 = new String2JSON();
JSONObject jsonObject = (JSONObject) t1.transform(json, null);
assertEquals(jsonObject.getString("name"), "John");
assertEquals(jsonObject.getInt("age"), 25);
JSON2String t2 = new JSON2String();
String str = t2.transform(jsonObject, null);
assertTrue(str.contains("\"name\":\"John\""));
assertTrue(str.contains("\"age\":25"));
}
}
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