RFR: 8265828: [TestBug] Save and restore the default Locale in javafx.base unit test LocalDateTimeStringConverterTest

[Marius Hanl]

On Thu, 17 Nov 2022 16:59:09 GMT, Lukasz Kostyra <duke at openjdk.org> wrote:

> The change moves Locale setting in the test to `@BeforeClass` and `@AfterClass` calls. `@BeforeClass` method call stores current default VM locale and applies Locale.US, while `@AfterClass` method restores old VM locale after all tests are completed.
> 
> I tested it both on Mac and Windows, in both cases Locale is changed, restored properly and tests pass.

modules/javafx.base/src/test/java/test/javafx/util/converter/LocalDateTimeStringConverterTest.java line 60:

> 58:     private static final DateTimeFormatter aFormatter = DateTimeFormatter.ofPattern("dd MM yyyy HH mm ss");
> 59:     private static final DateTimeFormatter aParser = DateTimeFormatter.ofPattern("yyyy MM dd hh mm ss a");
> 60:     private static Locale oldLocale;

Isn't the creation of the DateTimeFormatter using the default locale? If so, this should probably be done after the locale is set.

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PR: https://git.openjdk.org/jfx/pull/954