diff -r 849ddafa3642 -r f7f615a3aaff jdk/test/javax/imageio/ImageTypeSpecifierBitsPerBand.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/jdk/test/javax/imageio/ImageTypeSpecifierBitsPerBand.java Mon May 22 19:54:23 2017 -0700 @@ -0,0 +1,60 @@ +/* + * Copyright (c) 2000, 2017, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ + +/* + * @test + * @bug 4392669 + * @summary Checks contract of ImageTypeSpecifier.getBitsPerBand + */ + +import java.awt.image.BufferedImage; + +import javax.imageio.ImageTypeSpecifier; + +public class ImageTypeSpecifierBitsPerBand { + + public static void main(String[] args) { + int biType = BufferedImage.TYPE_USHORT_565_RGB; + ImageTypeSpecifier type = + ImageTypeSpecifier.createFromBufferedImageType(biType); + + int b0 = type.getBitsPerBand(0); + int b1 = type.getBitsPerBand(1); + int b2 = type.getBitsPerBand(2); + + if (b0 != 5 || b1 != 6 || b2 != 5) { + throw new RuntimeException("Got incorrect bits per band value!"); + } + + boolean gotIAE = false; + try { + int b3 = type.getBitsPerBand(3); + } catch (IllegalArgumentException e) { + gotIAE = true; + } + if (!gotIAE) { + throw new RuntimeException + ("Failed to get IllegalArgumentException for band == 3!"); + } + } +}