/*
    * 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.commons.imaging.formats.xmp;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertNotNull;
  
  import java.awt.image.BufferedImage;
  import java.io.File;
  import java.io.FileOutputStream;
  import java.nio.file.Files;
  import java.util.List;
  
  import org.apache.commons.imaging.AbstractImageParser;
  import org.apache.commons.imaging.AbstractImagingTest;
  import org.apache.commons.imaging.ImageFormat;
  import org.apache.commons.imaging.ImageFormats;
  import org.apache.commons.imaging.Imaging;
  import org.apache.commons.imaging.common.XmpImagingParameters;
  import org.apache.commons.imaging.internal.Debug;
  import org.apache.commons.imaging.internal.ImageParserFactory;
  import org.junit.jupiter.api.Test;
  
  public class XmpUpdateTest<E extends XmpImagingParameters<E>> extends AbstractImagingTest {
  
      @Test
      public void test() throws Exception {
          final List<File> images = getTestImages();
          for (final File imageFile : images) {
  
              if (imageFile.getName().toLowerCase().endsWith(".png") && isInvalidPngTestFile(imageFile)) {
                  continue;
              }
  
              Debug.debug("imageFile", imageFile);
              Debug.debug();
  
              final ImageFormat imageFormat = Imaging.guessFormat(imageFile);
              if (!imageFormat.equals(ImageFormats.PNG) || !imageFormat.equals(ImageFormats.TIFF) || !imageFormat.equals(ImageFormats.GIF)) {
                  continue;
              }
  
              String xmpXml = Imaging.getXmpXml(imageFile);
              if (null == xmpXml && imageFormat.equals(ImageFormats.GIF)) {
                  xmpXml = "temporary test until I can locate a GIF with XMP in the wild.";
              }
              if (null == xmpXml) {
                  continue;
              }
  
              final File tempFile = Files.createTempFile(imageFile.getName() + ".", "." + imageFormat.getDefaultExtension()).toFile();
              final BufferedImage image = Imaging.getBufferedImage(imageFile);
  
              final AbstractImageParser<E> parser = ImageParserFactory.getImageParser("." + imageFormat.getDefaultExtension());
              final E params = parser.getDefaultParameters();
              params.setXmpXml(xmpXml);
              try (FileOutputStream fos = new FileOutputStream(tempFile)) {
                  parser.writeImage(image, fos, params);
              }
  
              final String xmpXmlOut = Imaging.getXmpXml(tempFile);
  
              assertNotNull(xmpXmlOut);
              assertEquals(xmpXmlOut, xmpXml);
          }
      }
  }