/*
 * Copyright 2005-2011 the original author or authors.
 * 
 * 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.
 */
package org.wamblee.xml;

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.net.URI;
import java.net.URISyntaxException;

import org.junit.Test;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;

import static junit.framework.TestCase.*;

import static org.wamblee.xml.XMLDocument.*;

public class XmlDocumentTest {
    
    private InputStream getResource(String aResource) { 
        return getClass().getResourceAsStream(aResource);
    }

    @Test
    public void testReadWriteFromInputStream() throws Exception { 
        XMLDocument xmldoc = xmldocument("test.xml", getResource("test.xml"));
        
        Document doc = xmldoc.getDocument();
        Element element = doc.getDocumentElement();
        assertEquals("http://wamblee.org/test", element.getNamespaceURI());
        
        String val = xmldoc.print(false);
        // parse the written document
        Document doc2 = xmldocument("val.xml", val).getDocument();
        XmlUtils.assertEquals("", doc, doc2);
    }
    
    @Test
    public void testReadWriteFromUri() throws XMLException, URISyntaxException, IOException { 
        XMLDocument xmldoc = xmldocument( getClass().getResource("test.xml").toURI());
        Node node = xmldoc.getDocument().getFirstChild();
        assertEquals("root", node.getLocalName());
    }
    
    @Test
    public void testReadWriteFromClassPath() throws XMLException { 
        XMLDocument xmldoc = xmldocument("org/wamblee/xml/test.xml", new ClasspathUriResolver());
        Node node = xmldoc.getDocument().getFirstChild();
        assertEquals("root", node.getLocalName());
    }
    
    @Test(expected = XMLException.class)
    public void testReadNotWellFormed() throws Exception { 
        xmldocument("testNotWellFormed.xml", getResource("testNotWellFormed.xml"));
    }
}