/*
 * 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.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.Assert.*;
import static junit.framework.TestCase.*;

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

public class XMLSchemaTest {
    
    private URI getResourceUri(String aResource) throws URISyntaxException { 
        return getClass().getResource(aResource).toURI();
    }
    
    private InputStream getResource(String aResource) { 
        return getClass().getResourceAsStream(aResource);
    }
    
    @Test
    public void testReadAndValidateOkUseUri() throws Exception { 
        
        XMLDocument xmldoc = xmldocument("test.xml", getResource("test.xml")).validate(getResourceUri("test.xsd"));
        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("input.xml", new ByteArrayInputStream(val.getBytes())).getDocument();
        XmlUtils.assertEquals("", doc, doc2);
    }
    
    @Test
    public void testReadAndValidateOkUseClasspath() throws Exception { 
        
        XMLDocument xmldoc = xmldocument("test.xml", getResource("test.xml")).validate(
            "test.xsd", new ClasspathUriResolver("org/wamblee/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("input.xml", new ByteArrayInputStream(val.getBytes())).getDocument();
        XmlUtils.assertEquals("", doc, doc2);
    }
    
    @Test(expected = XMLException.class)
    public void testSchemaNotFoundUseClasspath() throws Exception { 
        
        XMLDocument xmldoc = xmldocument("test.xml", getResource("test.xml")).validate(
            "test.xsd.unknown", new ClasspathUriResolver("org/wamblee/xml"));
    }
    
    
    @Test(expected = XMLException.class)
    public void testReadAndValidateNotOk() throws Exception {
        XMLDocument xmldoc = xmldocument("testInvalid.xml", getResource("testInvalid.xml")).validate(getResourceUri("test.xsd"));
    }
}