/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.apache.struts2.sitegraph;

import com.opensymphony.xwork2.util.ClassLoaderUtil;
import org.apache.struts2.StrutsTestCase;

import java.io.File;
import java.io.InputStream;
import java.io.StringWriter;
import java.net.URL;

/**
 */
public class SiteGraphTest extends StrutsTestCase {
    public void testWebFlow() throws Exception {
        // use the classloader rather than relying on the
        // working directory being an assumed value when
        // running the test:  so let's get this class's parent dir
        URL url = ClassLoaderUtil.getResource("org/apache/struts2/sitegraph/struts.xml", SiteGraphTest.class);
        File file = new File(url.toURI());
        String dir = file.getParent();

        SiteGraph siteGraph = new SiteGraph(dir, dir, dir, "");
        StringWriter writer = new StringWriter();
        siteGraph.setWriter(writer);
        siteGraph.prepare();

        URL compare = SiteGraphTest.class.getResource("out.txt");
        StringBuilder buffer = new StringBuilder(128);
        try (InputStream in = compare.openStream()){
	        byte[] buf = new byte[4096];
	        int nbytes;
	
	        while ((nbytes = in.read(buf)) > 0) {
	            buffer.append(new String(buf, 0, nbytes));
	        }
        }
        assertEquals(buffer.toString().replaceAll("\r\n", "\n"), writer.toString().replaceAll("\r\n", "\n"));
    }
}
