RFR: 8292899: CustomTzIDCheckDST.java testcase failed on AIX platform
Naoto Sato
naoto at openjdk.org
Fri Sep 2 16:10:50 UTC 2022
On Fri, 26 Aug 2022 07:26:46 GMT, Ichiroh Takiguchi <itakiguchi at openjdk.org> wrote:
> After `test/jdk/java/util/TimeZone/CustomTzIDCheckDST.java` testcase was integrated, it failed on the AIX platform.
>
> Error output
>
> STDERR:
> stdout: [];
> stderr: [Exception in thread "main" java.lang.RuntimeException: Got unexpected timezone information: Thu Aug 25 09:29:10 CEST 2022
> at CustomTzIDCheckDST.runTZTest(CustomTzIDCheckDST.java:71)
> at CustomTzIDCheckDST.main(CustomTzIDCheckDST.java:50)
> ]
>
>
> By my investigation, `TZ=MEZ-1MESZ,M3.5.0,M10.5.0` timezone was changed to `Europe/Berlin` timezone on AIX platform.
> It seems this situation is happened because older AIX did not support `MEZ-1MESZ,M3.5.0,M10.5.0` timezone by TZ environment variable.
> https://www.ibm.com/support/pages/managing-time-zone-variable-posix
> AIX special code was implemented into `src/java.base/unix/native/libjava/TimeZone_md.c`.
> Current AIX supports `TZ=EST5EDT,M3.2.0/2:00:00,M11.1.0/2:00:00` style.
> I think implementation change is required.
>
> Some pre-submit tests are failed, but I think these are not related this change since modified parts are just for AIX platform.
LGTM. Thanks for verifying the results.
-------------
Marked as reviewed by naoto (Reviewer).
PR: https://git.openjdk.org/jdk/pull/10036
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