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package com.juick.tests;
import com.fasterxml.jackson.annotation.JsonInclude;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.juick.Message;
import com.juick.Tag;
import com.juick.User;
import com.juick.json.MessageSerializer;
import com.juick.json.UserSerializer;
import com.juick.xmpp.extensions.JuickMessage;
import org.json.JSONObject;
import org.junit.Test;
import org.w3c.dom.Document;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
import javax.xml.bind.*;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import java.io.IOException;
import java.io.StringReader;
import java.io.StringWriter;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.TimeZone;
import static org.junit.Assert.assertEquals;
public class SerializationTests {
@Test
public void DateTest() {
Message msg = new Message();
SimpleDateFormat df= new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
df.setTimeZone(TimeZone.getTimeZone("UTC"));
try {
msg.setDate(df.parse("2015-01-01 05:02:10"));
MessageSerializer serializer = new MessageSerializer();
String json = serializer.serialize(msg).toString();
assertEquals("{\"timestamp\":\"2015-01-01 05:02:10\"}", json);
} catch (ParseException e) {
e.printStackTrace();
}
}
@Test
public void serializersTest() throws IOException, JAXBException, ParserConfigurationException, SAXException {
User user = new User();
user.setName("ugnich");
user.setUid(1);
user.setFullName("Anton Ugnich");
UserSerializer userSerializer = new UserSerializer();
JSONObject handmadeJson = userSerializer.serialize(user);
ObjectMapper mapper = new ObjectMapper();
mapper.setSerializationInclusion(JsonInclude.Include.NON_EMPTY);
mapper.setSerializationInclusion(JsonInclude.Include.NON_NULL);
mapper.setSerializationInclusion(JsonInclude.Include.NON_DEFAULT);
User jacksonUser = mapper.readValue(handmadeJson.toString(), User.class);
assertEquals("jackson should deserialize ugnich json", user, jacksonUser);
String jacksonString = mapper.writeValueAsString(user);
JSONObject jacksonJson = new JSONObject(jacksonString);
assertEquals("jackson should serialize as ugnich", handmadeJson.length(), jacksonJson.length());
Message msg = new Message();
msg.setMid(1);
msg.setUser(user);
msg.setText("yo");
msg.setDate(new Date());
msg.getTags().add(new Tag("test"));
msg.getTags().add(new Tag("json"));
MessageSerializer messageSerializer = new MessageSerializer();
JSONObject handmadeJsonMessage = messageSerializer.serialize(msg);
Message jacksonMessage = mapper.readValue(handmadeJsonMessage.toString(), Message.class);
assertEquals("jackson should deserialize ugnich json", msg, jacksonMessage);
String jacksonStringMessage = mapper.writeValueAsString(jacksonMessage);
JSONObject jacksonJsonMessage = new JSONObject(jacksonStringMessage);
assertEquals("jackson should serialize as ugnich", handmadeJsonMessage.length(), jacksonJsonMessage.length());
JuickMessage jmsg = new JuickMessage(msg);
String handmadeXml = jmsg.toString();
JAXBContext messageContext = JAXBContext.newInstance(Message.class);
Unmarshaller unmarshaller = messageContext.createUnmarshaller();
Message jaxbMessage = (Message) unmarshaller.unmarshal(new StringReader(handmadeXml));
assertEquals("jaxb should unmarshal ugnich xml", msg, jaxbMessage);
StringWriter sw = new StringWriter();
Marshaller messageMarshaller = messageContext.createMarshaller();
messageMarshaller.setProperty(Marshaller.JAXB_FRAGMENT, Boolean.TRUE);
messageMarshaller.marshal(msg, sw);
String xmlString = sw.toString();
DocumentBuilderFactory dbFactory = DocumentBuilderFactory.newInstance();
DocumentBuilder dBuilder = dbFactory.newDocumentBuilder();
Document doc = dBuilder.parse(new InputSource(new StringReader(xmlString)));
assertEquals("jaxb should marshal as ugnich", 4, doc.getDocumentElement().getChildNodes().getLength());
assertEquals("jaxb should marshal as ugnich", 7, doc.getDocumentElement().getAttributes().getLength());
}
}
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