/*
 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code 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 General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */
package org.xml.sax.ptests;

import java.io.FileInputStream;
import java.io.IOException;
import javax.xml.parsers.ParserConfigurationException;
import javax.xml.parsers.SAXParserFactory;
import static jaxp.library.JAXPTestUtilities.failUnexpected;
import static org.testng.Assert.assertNotNull;
import static org.testng.Assert.assertTrue;
import org.testng.annotations.Test;
import org.xml.sax.HandlerBase;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
import org.xml.sax.XMLReader;
import org.xml.sax.helpers.XMLReaderAdapter;
import static org.xml.sax.ptests.SAXTestConst.XML_DIR;

/** 
 * Class containing the test cases for XMLReaderAdapter API 
 */
public class XMLReaderAdapterTest {
    /**
     * http://xml.org/sax/features/namespace-prefixes property name.
     */
    private final static String NM_PREFIXES_PROPERTY
            = "http://xml.org/sax/features/namespace-prefixes";

    /**
     * To test the constructor that uses "org.xml.sax.driver" property 
     * @throws org.xml.sax.SAXException If the embedded driver cannot be 
     * instantiated or if the org.xml.sax.driver property is not specified.
     */
    @Test
    public void constructor01() throws SAXException {
        assertNotNull(new XMLReaderAdapter());
    }

    /**
     * To test the constructor that uses XMLReader 
     */
    @Test
    public void constructor02() {
        try {
            SAXParserFactory spf = SAXParserFactory.newInstance();
            XMLReader xmlReader = spf.newSAXParser().getXMLReader();

            assertNotNull(new XMLReaderAdapter(xmlReader));
        } catch (ParserConfigurationException | SAXException ex) {
            failUnexpected(ex);
        }
    }
    
    /**
     * To test the parse method. The specification says that this method
     * will throw an exception if the embedded XMLReader does not support
     * the http://xml.org/sax/features/namespace-prefixes property. 
     */
    @Test
    public void nsfeature01() {
        try {
            SAXParserFactory spf = SAXParserFactory.newInstance();
            XMLReader xmlReader = spf.newSAXParser().getXMLReader();
            if (!xmlReader.getFeature(NM_PREFIXES_PROPERTY)) {
                xmlReader.setFeature(NM_PREFIXES_PROPERTY, true);
            }

            assertTrue(xmlReader.getFeature(NM_PREFIXES_PROPERTY));
        } catch (SAXException | ParserConfigurationException ex) {
            failUnexpected(ex);
        }
    }

    /**
     * To test the parse method. The specification says that this method
     * will throw an exception if the embedded XMLReader does not support
     * the http://xml.org/sax/features/namespace-prefixes property. 
     */
    @Test
    public void parse01() {
        try (FileInputStream fis = new FileInputStream(XML_DIR + "namespace1.xml")) {
            SAXParserFactory spf = SAXParserFactory.newInstance();
            XMLReader xmlReader = spf.newSAXParser().getXMLReader();
            if (!xmlReader.getFeature(NM_PREFIXES_PROPERTY)) {
                xmlReader.setFeature(NM_PREFIXES_PROPERTY, true);
            }
            XMLReaderAdapter xmlRA = new XMLReaderAdapter(xmlReader);

            InputSource is = new InputSource(fis);
            xmlRA.setDocumentHandler(new HandlerBase());
            xmlRA.parse(is);
        } catch (IOException | SAXException | ParserConfigurationException ex) {
            failUnexpected(ex);
        }
    }
}