RFR: 8229186: Improve error messages for TestStringIntrinsics failures [v9]

[Evgeny Nikitin]

On Thu, 8 Oct 2020 20:44:00 GMT, Igor Ignatyev <iignatyev at openjdk.org> wrote:

>> Evgeny Nikitin has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Add null values support and two-way testing
>
> test/lib/jdk/test/lib/format/Diff.java line 37:
> 
>> 35:      * Default limits for formatters
>> 36:      */
>> 37:     public static class Defaults {
> 
> I'd add a no-op private no-arg ctor to show that this class isn't expected to be instantiated.

Got it, fixed in the 78ed79f38262fec1df3ffb7ba407dc792666d1fd.

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PR: https://git.openjdk.java.net/jdk/pull/112