RFR: 8297814: (fs) Re-visit Path.getExtension return value [v2]

[Brian Burkhalter]

On Tue, 6 Dec 2022 19:12:23 GMT, Daniel Fuchs <dfuchs at openjdk.org> wrote:

>> Brian Burkhalter has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   8297814: Address reviewer comments
>
> test/jdk/java/nio/file/Path/Extensions.java line 76:
> 
>> 74:             {"compress.gzip",  ".gzip"},
>> 75:             {"waitwhat.&$!#%", ".&$!#%"},
>> 76:             {"6.283185307",    ".283185307"}
> 
> For completeness you might also want to include:
> 
> a..b
> a..b.c
> a.b..c
> a..b.
> .a..b
> .a..b.c
> .a.b..c
> .a..b.
> ..a..b
> ..a..b.c
> ..a.b..c
> ..a..b.
> 
> These tests are cheap :-)

Added in af0980652e88297166251d44dd7d0ae79b8e6633.

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PR: https://git.openjdk.org/jdk/pull/11545