69 lines
2.7 KiB
Java
69 lines
2.7 KiB
Java
/*
|
|
* Copyright (c) 2013, 2019, 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
|
|
* @key headful
|
|
* @bug 8007146 8213119
|
|
* @summary [macosx] Setting a display mode crashes JDK under VNC
|
|
*/
|
|
import java.awt.DisplayMode;
|
|
import java.awt.GraphicsDevice;
|
|
import java.awt.GraphicsEnvironment;
|
|
|
|
public class CheckDisplayModes {
|
|
|
|
public static void main(String[] args) {
|
|
GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
|
|
for (GraphicsDevice graphicDevice : ge.getScreenDevices()) {
|
|
if (!graphicDevice.isDisplayChangeSupported()) {
|
|
System.err.println("Display mode change is not supported on this host. Test is considered passed.");
|
|
continue;
|
|
}
|
|
DisplayMode defaultDisplayMode = graphicDevice.getDisplayMode();
|
|
checkDisplayMode(defaultDisplayMode);
|
|
graphicDevice.setDisplayMode(defaultDisplayMode);
|
|
|
|
DisplayMode[] displayModes = graphicDevice.getDisplayModes();
|
|
boolean isDefaultDisplayModeIncluded = false;
|
|
for (DisplayMode displayMode : displayModes) {
|
|
checkDisplayMode(displayMode);
|
|
graphicDevice.setDisplayMode(displayMode);
|
|
if (defaultDisplayMode.equals(displayMode)) {
|
|
isDefaultDisplayModeIncluded = true;
|
|
}
|
|
}
|
|
|
|
if (!isDefaultDisplayModeIncluded) {
|
|
throw new RuntimeException("Default display mode is not included");
|
|
}
|
|
}
|
|
}
|
|
|
|
static void checkDisplayMode(DisplayMode displayMode) {
|
|
if (displayMode == null || displayMode.getWidth() <= 1 || displayMode.getHeight() <= 1) {
|
|
throw new RuntimeException("invalid display mode");
|
|
}
|
|
}
|
|
}
|