/*
 * 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.tika.parser.image;

import static org.junit.Assert.assertEquals;

import java.io.InputStream;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.List;

import org.apache.tika.TikaTest;
import org.apache.tika.io.TikaInputStream;
import org.apache.tika.metadata.Metadata;
import org.apache.tika.metadata.XMPMM;
import org.apache.tika.parser.ParseContext;
import org.apache.tika.parser.Parser;
import org.junit.Test;
import org.xml.sax.helpers.DefaultHandler;

public class PSDParserTest extends TikaTest {

    private final Parser parser = new PSDParser();

    /**
     * Tests a very basic file, without much metadata
     */
    @Test
    public void testPSD() throws Exception {
        Metadata metadata = new Metadata();
        metadata.set(Metadata.CONTENT_TYPE, "image/x-psd");
        InputStream stream =
                getClass().getResourceAsStream("/test-documents/testPSD.psd");
        parser.parse(stream, new DefaultHandler(), metadata, new ParseContext());

        assertEquals("537", metadata.get(Metadata.IMAGE_WIDTH));
        assertEquals("51", metadata.get(Metadata.IMAGE_LENGTH));
        assertEquals("8", metadata.get(Metadata.BITS_PER_SAMPLE));
    }

    /**
     * Tests a very basic file, without much metadata,
     * where some of the data lengths are padded to be even
     */
    @Test
    public void testOddPSD() throws Exception {
        Metadata metadata = new Metadata();
        metadata.set(Metadata.CONTENT_TYPE, "image/x-psd");
        InputStream stream =
                getClass().getResourceAsStream("/test-documents/testPSD2.psd");
        parser.parse(stream, new DefaultHandler(), metadata, new ParseContext());
        assertEquals("69", metadata.get(Metadata.IMAGE_WIDTH));
        assertEquals("70", metadata.get(Metadata.IMAGE_LENGTH));
        assertEquals("8", metadata.get(Metadata.BITS_PER_SAMPLE));
    }

    @Test
    public void testXMP() throws Exception {
        Metadata metadata = getXML("testPSD_xmp.psd").metadata;
        assertEquals("Adobe Photoshop CC 2014 (Macintosh)", metadata.get(XMPMM.HISTORY_SOFTWARE_AGENT));
        assertEquals("xmp.iid:63681182-81a0-4035-b4b2-19bea6201c05", metadata.get(XMPMM.HISTORY_EVENT_INSTANCEID));
    }
}
