1 /* 2 * Copyright (c) 2011, 2013, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /** 25 @test 26 @summary <rdar://problem/4490646> 27 @summary Test that makes sure that there is at least one GraphicsDevice (monitor) and at least one DisplayMode (screen settings) 28 @summary com.apple.junit.java.awt.Device 29 @run main GraphicsDevicesTest 30 */ 31 import java.awt.GraphicsEnvironment; 32 import java.awt.GraphicsDevice; 33 import java.awt.GraphicsConfiguration; 34 import java.awt.DisplayMode; 35 36 public class GraphicsDevicesTest 37 { 38 public static void main(String[] args) throws Exception 39 { 40 GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment(); 41 if ( ge == null ) 42 throw new RuntimeException("Test failed: no graphics environment found."); 43 44 GraphicsDevice[] gds = ge.getScreenDevices(); 45 if ( gds.length < 1 ) // need at least one device 46 throw new RuntimeException("Test failed: no screen devices found."); 47 48 GraphicsDevice gd = ge.getDefaultScreenDevice(); 49 if ( gd == null ) 50 throw new RuntimeException("Test failed: no default screen device found."); 51 52 GraphicsConfiguration gc = gd.getDefaultConfiguration(); 53 if ( gc == null ) 54 throw new RuntimeException("Test failed: no default configuration found."); 55 56 DisplayMode[] dms = gd.getDisplayModes(); 57 if ( dms.length < 1 ) // need at least one device 58 throw new RuntimeException("Test failed: no display modes found."); 59 } 60 }