--- /dev/null 2018-09-21 15:20:23.000000000 -0700 +++ new/test/jdk/javax/swing/JFileChooser/FileSystemView/SystemIconTest.java 2018-09-21 15:20:21.809120600 -0700 @@ -0,0 +1,74 @@ +/* + * Copyright (c) 2018, 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 8182043 + * @summary Access to Windows Large Icons + * sun.awt.shell.ShellFolder + * @run main SystemIconTest + */ +import javax.swing.*; +import javax.swing.filechooser.SystemIcon; +import java.io.File; +import java.awt.image.MultiResolutionImage; + +public class SystemIconTest { + static final SystemIcon sysIcon = new SystemIcon(); + + public static void main(String[] args) { + if(System.getProperty("os.name").toLowerCase().contains("windows")) { + System.out.println("Windows detected: will run sytem icons test"); + testSystemIcon(); + } + + System.out.println("ok"); + } + + static void testSystemIcon() { + String windir = System.getenv("windir"); + testSystemIcon(new File(windir)); + testSystemIcon(new File(windir + "/explorer.exe")); + return; + } + + static void testSystemIcon(File file) { + int[] sizes = new int[] {16, 32, 48, 64, 128}; + for (int size : sizes) { + ImageIcon icon = (ImageIcon) sysIcon.getSystemIcon(file, size, size); + + //Enable below to see the icon + //JLabel label = new JLabel(icon); + //JOptionPane.showMessageDialog(null, label); + + if (icon == null) { + throw new RuntimeException("icon is null!!!"); + } + + if (icon.getIconWidth() != size) { + throw new RuntimeException("Wrong icon size " + + icon.getIconWidth() + " when requested " + size); + } + } + } +}