ThemeReaderCrashTest.java

/*
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 * 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.
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/*
 * @test
 * @bug 8159956
 * @summary Test to check JVM crash is not observed in headless mode while
 * trying to create a JScrollPane
 * @run main/othervm -Djava.awt.headless=true ThemeReaderCrashTest
 */

import javax.swing.JScrollPane;
import javax.swing.JPanel;
import javax.swing.SwingUtilities;
import javax.swing.UIManager;
import javax.swing.ScrollPaneConstants;

public class ThemeReaderCrashTest {

    public static void main(String[] args) throws Exception {

        UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());

        SwingUtilities.invokeAndWait(new Runnable() {
            @Override
            public void run() {
                ThemeReaderCrashTest obj = new ThemeReaderCrashTest();
            }
        });
    }

    ThemeReaderCrashTest() {
        JPanel panel = new JPanel();
        JScrollPane pane =
            new JScrollPane(ScrollPaneConstants.VERTICAL_SCROLLBAR_ALWAYS,
                            ScrollPaneConstants.HORIZONTAL_SCROLLBAR_ALWAYS);
        panel.setSize(300, 200);

        panel.add(pane);
    }
}