poi-scratchpad/src/test/java/org/apache/poi/hslf/record/TestSound.java

/* ====================================================================
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   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
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       http://www.apache.org/licenses/LICENSE-2.0

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   distributed under the License is distributed on an "AS IS" BASIS,
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   See the License for the specific language governing permissions and
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package org.apache.poi.hslf.record;

import static org.junit.jupiter.api.Assertions.assertArrayEquals;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;

import java.io.IOException;

import org.apache.poi.POIDataSamples;
import org.apache.poi.hslf.usermodel.HSLFSlideShow;
import org.junit.jupiter.api.Test;

/**
 * Tests Sound-related records: SoundCollection(2020), Sound(2022) and
 * SoundData(2023)).
 */
public final class TestSound {
    @Test
	void testRealFile() throws IOException {
        POIDataSamples slTests = POIDataSamples.getSlideShowInstance();

		HSLFSlideShow ppt = new HSLFSlideShow(slTests.openResourceAsStream("sound.ppt"));

		// Get the document
		Document doc = ppt.getDocumentRecord();
		SoundCollection soundCollection = null;
		Record[] doc_ch = doc.getChildRecords();
		for ( org.apache.poi.hslf.record.Record rec : doc_ch) {
			if (rec instanceof SoundCollection) {
				soundCollection = (SoundCollection) rec;
				break;
			}
		}
		assertNotNull(soundCollection);

		Sound sound = null;
		Record[] sound_ch = soundCollection.getChildRecords();
		int k = 0;
		for ( org.apache.poi.hslf.record.Record rec : sound_ch) {
			if (rec instanceof Sound) {
				sound = (Sound) rec;
				k++;
			}
		}

		assertNotNull(sound);
		assertEquals(1, k);

		assertEquals("ringin.wav", sound.getSoundName());
		assertEquals(".WAV", sound.getSoundType());
		assertNotNull(sound.getSoundData());

		byte[] ref_data = slTests.readFile("ringin.wav");
		assertArrayEquals(ref_data, sound.getSoundData());

		ppt.close();
    }
}