RFR: 8283623: Create an automated regression test for JDK-4525475

[Sergey Bylokhov]

On Sat, 26 Mar 2022 07:19:28 GMT, Manukumar V S <mvs at openjdk.org> wrote:

> Write a regression test for [JDK-4525475](https://bugs.openjdk.java.net/browse/JDK-4525475)
> 
> Issue:
> JFileChooser allows modification to the file-system by way of the "New Folder"
> button, and the ability to rename file/folder names. There is no method on
> JFileChooser which indicates that this type of modification should not be
> allowed within the given JFileChooser.
> 
> Testing:
> 1. Tested using Mach5(20 times per platform) in macos,linux and windows and got all pass.
> 2. Tested in original failed Java version and the fixed version;
> Java 1.4.0 -> Test Failed.
> $ j2sdk1.4.0/bin/java Bug4525475
> LookAndFeel: com.sun.java.swing.plaf.windows.WindowsLookAndFeel
> Name = Go Up, readOnly = true
> Name = New Folder, readOnly = true
> Its a Read Only JFileChooser and has a New Folder Button. So Test Failed.
> Name = Go Up, readOnly = false
> Name = New Folder, readOnly = false
> Failed
> 
> Java 1.5.0 -> Test Passed.
> $ jdk1.5.0/bin/java Bug4525475
> LookAndFeel: com.sun.java.swing.plaf.windows.WindowsLookAndFeel
> Name = Go Up, readOnly = true
> Name = Go Up, readOnly = false
> Name = New Folder, readOnly = false
> Passed

test/jdk/javax/swing/JFileChooser/4525475/JFileChooserReadOnlyTest.java line 73:

> 71: 
> 72:             // Test2, Read/Write JFileChooser
> 73:             if (!(laf.contains("Motif") || laf.contains("Aqua"))) {

Can we update the test to find the correct buttons for these L&Fs as well?

test/jdk/javax/swing/JFileChooser/4525475/JFileChooserReadOnlyTest.java line 93:

> 91:     }
> 92: 
> 93:     private static void createAndTestCustomFileChooser(boolean readOnly) {

The code for the Swing lib should be executed on EDT.

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PR: https://git.openjdk.java.net/jdk/pull/7969