/*
    * 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.log4j.xml;
  
  import junit.framework.TestCase;
  
  import java.io.FileNotFoundException;
  import java.io.InputStream;
  import java.io.InputStreamReader;
  import java.nio.CharBuffer;
  import java.util.Vector;
  import java.net.URL;
  
  /**
   * Tests for XMLDecoder.
   *
   */
  public class XMLDecoderTest extends TestCase {
  
  
    /**
     * Constructor for XMLDecoderTest.
     * @param arg0 test name.
     */
    public XMLDecoderTest(String arg0) {
      super(arg0);
    }
  
    public String getStringFromResource(final String resourceName,
                                        final int maxSize) throws Exception {
        InputStream is = XMLDecoderTest.class.getResourceAsStream(resourceName);
        if (is == null) {
            throw new FileNotFoundException(resourceName);
        }
        InputStreamReader reader = new InputStreamReader(is, "UTF-8");
        CharBuffer cb = CharBuffer.allocate(maxSize);
        for(int chars = reader.read(cb);
            chars != -1;
            chars = reader.read(cb));
        cb.flip();
        return cb.toString();
    }
  
      public void testDecodeEventsString1() throws Exception {
          String xmlStr = getStringFromResource("xmlLayout.1.xml", 10000);
          XMLDecoder decoder = new XMLDecoder();
          Vector events = decoder.decodeEvents(xmlStr);
          assertEquals(17, events.size());
      }
  
    public void testDecodeEventsString2() throws Exception {
        String xmlStr = getStringFromResource("xsltLayout.1.xml", 10000);
        XMLDecoder decoder = new XMLDecoder();
        Vector events = decoder.decodeEvents(xmlStr);
        assertEquals(15, events.size());
    }
  
      public void testDecodeEventsURL1() throws Exception {
          URL resource = XMLDecoderTest.class.getResource("xmlLayout.1.xml");
          XMLDecoder decoder = new XMLDecoder();
          Vector events = decoder.decode(resource);
          assertEquals(17, events.size());
      }
  
      public void testDecodeEventsURL2() throws Exception {
          URL resource = XMLDecoderTest.class.getResource("xsltLayout.1.xml");
          XMLDecoder decoder = new XMLDecoder();
          Vector events = decoder.decode(resource);
          assertEquals(15, events.size());
      }
  
  }