package org.apache.axis2.databinding.utils;

import junit.framework.TestCase;

import javax.xml.namespace.QName;
import javax.xml.stream.XMLInputFactory;
import javax.xml.stream.XMLStreamConstants;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamReader;
import java.io.StringReader;

import org.apache.axiom.om.util.StAXUtils;
/*
 * Copyright 2004,2005 The Apache Software Foundation.
 *
 * 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.
 */

public class SimpleArrayReaderStateMachineTest extends TestCase {

    public void testStateMachine() throws Exception{
        String xmlDoc="<wrapper><myIntVal>200</myIntVal><myIntVal>200</myIntVal><myIntVal>200</myIntVal>" +
                "<myIntVal>200</myIntVal><myIntVal>200</myIntVal><myIntVal>200</myIntVal></wrapper>";
        XMLStreamReader reader = StAXUtils.createXMLStreamReader(
                new StringReader(xmlDoc));
        SimpleArrayReaderStateMachine  sm = new SimpleArrayReaderStateMachine();
        sm.setElementNameToTest(new QName("myIntVal"));
        try {
            sm.read(reader);
        } catch (XMLStreamException e) {
            e.printStackTrace();  //To change body of catch statement use File | Settings | File Templates.
        }

        assertEquals(6,sm.getTextArray().length);

    }

    public void testStateMachine3() throws Exception{
        String xmlDoc="<wrapper><myIntVal>200</myIntVal><myIntVal>200</myIntVal><myIntVal>200</myIntVal>" +
                "<myIntVal>200</myIntVal><myIntVal>200</myIntVal><myIntVal>200</myIntVal></wrapper>";
        XMLStreamReader reader = StAXUtils.createXMLStreamReader(
                new StringReader(xmlDoc));

        while(reader.hasNext()){
            int event = reader.next();
            if (event== XMLStreamConstants.START_ELEMENT && "myIntVal".equals(reader.getLocalName())){
                break;
            }

        }

        SimpleArrayReaderStateMachine  sm = new SimpleArrayReaderStateMachine();
        sm.setElementNameToTest(new QName("myIntVal"));
        try {
            sm.read(reader);
        } catch (XMLStreamException e) {
            e.printStackTrace();  //To change body of catch statement use File | Settings | File Templates.
        }

        assertEquals(6,sm.getTextArray().length);

    }

    public void testStateMachine2() throws Exception{
        String xmlDoc="<wrapper><myIntVal>200</myIntVal></wrapper>";
        XMLStreamReader reader = StAXUtils.createXMLStreamReader(
                new StringReader(xmlDoc));
        SimpleArrayReaderStateMachine  sm = new SimpleArrayReaderStateMachine();
        sm.setElementNameToTest(new QName("myIntVal"));
        try {
            sm.read(reader);
        } catch (XMLStreamException e) {
            e.printStackTrace();  //To change body of catch statement use File | Settings | File Templates.
        }

        assertEquals("200",sm.getTextArray()[0]);
    }

     public void testStateMachineEmptyArray() throws Exception{
        String xmlDoc="<wrapper></wrapper>";
        XMLStreamReader reader = StAXUtils.createXMLStreamReader(
                new StringReader(xmlDoc));
        SimpleArrayReaderStateMachine  sm = new SimpleArrayReaderStateMachine();
        sm.setElementNameToTest(new QName("myIntVal"));
        try {
            sm.read(reader);
        } catch (Exception e) {

        }

        assertEquals(0,sm.getTextArray().length);


    }

}