package com.lowagie.text.pdf.codec; import com.lowagie.text.pdf.RandomAccessFileOrArray; import org.junit.Assert; import org.junit.Test; import java.io.ByteArrayOutputStream; import java.io.IOException; import java.io.InputStream; /** * Tiff2PdfTest * * @author tellef * @date 02.10.2017 */ public class TiffReadingTest { public TiffReadingTest() { super(); } @Test public void transparentTiffTest() throws IOException { InputStream inputStream = TiffReadingTest.class.getClassLoader().getResourceAsStream("gradient.tiff"); byte[] data; try(ByteArrayOutputStream byteOutputStream = new ByteArrayOutputStream()) { int bytesRead; byte[] buffer = new byte[8192]; while ((bytesRead = inputStream.read(buffer, 0, 8192)) != -1) { byteOutputStream.write(buffer, 0, bytesRead); } data = byteOutputStream.toByteArray(); } RandomAccessFileOrArray ra = new RandomAccessFileOrArray(data); int pages = TiffImage.getNumberOfPages(ra); for (int i = 1; i <= pages; i++) { Assert.assertNotNull(TiffImage.getTiffImage(ra, i)); } } }