/* * Copyright (c) 2001, 2024, 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 4515761 * @summary verify that drawRoundRect produces correct output for 0 w/h */ import java.awt.Color; import static java.awt.Color.*; import java.awt.Graphics2D; import java.awt.image.BufferedImage; public class DrawRoundRect0Bug { public static void main(String argv[]) { BufferedImage img = new BufferedImage(250, 250, BufferedImage.TYPE_INT_RGB); Graphics2D g = img.createGraphics(); g.setColor(white); g.fillRect(0, 0, img.getWidth(), img.getHeight()); g.setColor(green); g.drawLine(150, 90, 150, 110); if (img.getRGB(150, 100) != green.getRGB()) { throw new RuntimeException("Vertical line not green"); } g.setColor(blue); g.drawRoundRect(160, 90, 0, 20, 4, 4); if (img.getRGB(160, 100) != blue.getRGB()) { throw new RuntimeException("Vertical (ie zero width) round rect not blue"); } g.setColor(green); g.drawLine(150, 140, 170, 140); if (img.getRGB(160, 140) != green.getRGB()) { throw new RuntimeException("Horizontal line not green"); } g.setColor(blue); g.drawRoundRect(150, 150, 20, 0, 4, 4); if (img.getRGB(160, 150) != blue.getRGB()) { throw new RuntimeException("Horizontal (ie zero height) round rect not blue"); } } }