/*
 * Copyright (C) 2008-2017, Juick
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package com.juick.tests;

import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.datatype.jdk8.Jdk8Module;
import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
import com.juick.Message;
import com.juick.util.DateFormattersHolder;
import org.apache.commons.codec.CharEncoding;
import org.json.JSONObject;
import org.junit.Test;
import org.w3c.dom.Document;
import org.w3c.dom.NamedNodeMap;
import org.w3c.dom.Node;
import org.xml.sax.SAXException;

import javax.xml.bind.JAXBContext;
import javax.xml.bind.JAXBException;
import javax.xml.bind.Marshaller;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.StringWriter;
import java.text.ParseException;
import java.time.Instant;

import static org.junit.Assert.assertEquals;

public class MessageTests {
    @Test
    public void messageParserSerializer() throws ParseException, ParserConfigurationException,
            IOException, SAXException, JAXBException {
        Message msg = new Message();
        msg.parseTags("test test" + (char) 0xA0 + "2 test3");
        assertEquals("First tag must be", "test", msg.getTags().get(0).getName());
        assertEquals("Third tag must be", "test3", msg.getTags().get(2).getName());
        assertEquals("Count of tags must be", 3, msg.getTags().size());
        Instant currentDate = Instant.now();
        msg.setTimestamp(currentDate);
        ObjectMapper serializer = new ObjectMapper();
        serializer.registerModule(new Jdk8Module());
        serializer.registerModule(new JavaTimeModule());
        String jsonMessage = serializer.writeValueAsString(msg);
        JSONObject jsonObject = new JSONObject(jsonMessage);
        assertEquals("date should be in timestamp field", DateFormattersHolder.getMessageFormatterInstance().format(currentDate),
                jsonObject.getString("timestamp"));


        JAXBContext context = JAXBContext
                .newInstance(Message.class);
        Marshaller m = context.createMarshaller();

        StringWriter sw = new StringWriter();
        m.marshal(msg, sw);

        DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
        DocumentBuilder db = dbf.newDocumentBuilder();
        Document doc = db.parse(new ByteArrayInputStream(sw.toString().getBytes(CharEncoding.UTF_8)));
        Node juickNode = doc.getElementsByTagName("juick").item(0);
        NamedNodeMap attrs = juickNode.getAttributes();
        assertEquals("date should be in ts field", DateFormattersHolder.getMessageFormatterInstance().format(currentDate),
                attrs.getNamedItem("ts").getNodeValue());
    }
}