[patch] new JTreg test for IcedTea6 & 7

[Pavel Tisnovsky]

Dr Andrew John Hughes wrote:
> On 16:01 Tue 21 Sep     , Pavel Tisnovsky wrote:
>> Dr Andrew John Hughes wrote:
>>> On 11:29 Tue 21 Sep     , Pavel Tisnovsky wrote:
>>>> Hi all,
>>>>
>>>> is it possible to push new JTreg test to IcedTea6 HEAD and probably to 7
>>>> too? This test check if JDK does not crash when window is quickly
>>>> repeatedly resized.
>>>>
>>>> In fact it's a reproducer for this bug:
>>>> https://bugzilla.redhat.com/show_bug.cgi?format=multiple&id=603962
>>>>
>>>> The test itself is based on Deepak's and Omair's code.
>>>>
>>>> Pavel
>>>>
>>> If this is pushed to 7, it should be pushed to the IcedTea forest
>>> (http://hg.openjdk.java.net/icedtea/jdk7/jdk) not added as a patch.
>>>
>>> Have you sent this upstream?
>> Not yet, as I was unable to find related bug in Oracle bug database.
>>
> 
> Then just ask them to file one.
> 
> But in this case:
> 
> S6678385, RH551835: Fixes jvm crashes when window is resized.

Is the bug ID 6678385 really correct? It seems it is focused to another
problem (StackOverflowError versus JDK crash).

> 
> is in the NEWS file so you should use 6678385.
> 
>>>> --- /dev/null	2010-06-29 11:10:08.737208357 +0200
>>>> +++ openjdk/jdk/test/javax/swing/ResizeCrasher/ResizeCrasher.java	2010-09-17 14:40:51.000000000 +0200
>>>> @@ -0,0 +1,105 @@
>>>> +/*
>>>> + * Copyright 2010 Red Hat, Inc. 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.
>>>> + */
>>>> +
>>>> +import java.awt.BorderLayout;
>>>> +import java.awt.Container;
>>>> +import java.awt.Dimension;
>>>> +
>>>> +import javax.swing.JButton;
>>>> +import javax.swing.JFrame;
>>>> +import javax.swing.JTextField;
>>>> +import javax.swing.SwingUtilities;
>>>> +import javax.swing.UIManager;
>>>> +
>>>> +/* @test
>>>> + * @summary This test check if OpenJDK does not crash when window is repeatedly resized.
>>>> + * bug #603962 in RH bugzilla (https://bugzilla.redhat.com/show_bug.cgi?format=multiple&id=603962)
>>>> + * @author Deepak Bhole, Pavel Tisnovsky
>>>> + * @run main ResizeCrasher
>>>> + */
>>>> +
>>>> +public class ResizeCrasher {
>>>> +    private static final Dimension FRAME_DIMENSION = new Dimension(100, 200);
>>>> +
>>>> +    // test duration is specified in milliseconds
>>>> +    private static final int TEST_DURATION = 10000;
>>>> +
>>>> +    // some window managers print weird warnings when
>>>> +    // window is too small
>>>> +    private static final int MINIMAL_WINDOW_SIZE = 25;
>>>> +
>>>> +    static JFrame mainWindow;
>>>> +
>>>> +    ResizeCrasher() {
>>>> +        mainWindow = new JFrame("Crashes on Resizing"); //$NON-NLS-1$
>>>> +
>>>> +        mainWindow.setSize(FRAME_DIMENSION);
>>>> +        mainWindow.setResizable(true);
>>>> +
>>>> +        addControlsToContainer(mainWindow.getContentPane());
>>>> +
>>>> +        mainWindow.setVisible(true);
>>>> +    }
>>>> +
>>>> +    private void addControlsToContainer(Container container) {
>>>> +        JTextField aTextField = new JTextField("JTextField"); //$NON-NLS-1$
>>>> +        aTextField.setPreferredSize(new Dimension(200,200));
>>>> +        container.add(aTextField, BorderLayout.CENTER);
>>>> +
>>>> +        JButton aButton = new JButton("JButton"); //$NON-NLS-1$
>>>> +        aButton.setPreferredSize(new Dimension(100, 200));
>>>> +        container.add(aButton, BorderLayout.SOUTH);
>>>> +    }
>>>> +
>>>> +    public static void main(String[] args) {
>>>> +
>>>> +        try {
>>>> +            UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
>>>> +            // UIManager.setLookAndFeel(UIManager.getCrossPlatformLookAndFeelClassName());
>>>> +        
>>>> +            SwingUtilities.invokeAndWait(new Runnable() {
>>>> +                public void run() {
>>>> +                    new ResizeCrasher();
>>>> +                }
>>>> +            });
>>>> +        } catch (Exception e) {
>>>> +            System.out.println("Could not set look and feel"); //$NON-NLS-1$
>>>> +        }
>>>> +
>>>> +        final java.util.Random r = new java.util.Random();
>>>> +        long t1 = System.currentTimeMillis();
>>>> +
>>>> +        // run the test only for given time period
>>>> +        while (System.currentTimeMillis() - t1 < TEST_DURATION) {
>>>> +            try {
>>>> +                SwingUtilities.invokeAndWait(new Runnable() {
>>>> +                    public void run() {
>>>> +                        mainWindow.setSize(r.nextInt(200) + MINIMAL_WINDOW_SIZE, r.nextInt(200) + MINIMAL_WINDOW_SIZE);
>>>> +                    }
>>>> +                });
>>>> +            } catch (Exception e) {
>>>> +                e.printStackTrace();
>>>> +            }
>>>> +        }
>>>> +        if (mainWindow != null) {
>>>> +            mainWindow.dispose();
>>>> +        }
>>>> +
>>>> +    }
>>>> +}
>>>>
>>>
>