RFR: 8285523: Improve test java/io/FileOutputStream/OpenNUL.java

[Sergey Bylokhov]

On Thu, 28 Apr 2022 15:43:09 GMT, Andrew John Hughes <andrew at openjdk.org> wrote:

>> The new test added as part of the [JDK-8285445](https://bugs.openjdk.java.net/browse/JDK-8285445) cannot trigger that bug and pass w/ and w/o fix.
>> 
>> An updated test validates the "default" case when the `jdk.io.File.enableADS` property is not set, in this case the ADS should be [accepted](https://github.com/openjdk/jdk/blob/9d9f4e502f6ddc3116ed9b80f7168a1edfce839e/src/java.base/windows/classes/java/io/WinNTFileSystem.java#L59).
>
> test/jdk/java/io/FileOutputStream/OpenNUL.java line 31:
> 
>> 29:  * @run main/othervm OpenNUL
>> 30:  * @run main/othervm -Djdk.io.File.enableADS OpenNUL
>> 31:  * @run main/othervm -Djdk.io.File.enableADS=FalsE OpenNUL
> 
> Is there a reason for the mixed case? Just to check equalsIgnoreCase is being used?

Yes only for equalsIgnoreCase

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PR: https://git.openjdk.java.net/jdk/pull/8379