RFR(S, TESTONLY): JDK-8148315 Create a basic reproducer for JDI issues

Dmitry Samersoff dmitry.samersoff at oracle.com
Wed Jan 27 12:02:26 UTC 2016


Staffan,

1. This is one more small step forward to remove wide variety of
Exit0.java (and similar) programs from jdk tests.

I will not happen today, but I hope, sometimes in a future, all tests
that launch a child process will do it the same way.

2. We have couple of old SA-JDI tests in jdk.hotspot.agent/test these
tests have to be cleaned up and ported to JTREG, we need a framework to
do it.

3. It's hard to debug JDI failures that comes from nightly without small
standalone reproducer. Especially if emulator or slow hardware is involved.

I use this class as a base for such reproducer, find it helpful, and
would like to have it in the test library.

-Dmitry


On 2016-01-27 10:23, Staffan Larsen wrote:
> Can you explain more? There is very little information here or in the
> bug about what problem you are trying to solve. Why aren’t the
> current JDI tests (jdk/test/com/sun/jdi) sufficient? I have not read
> your code, and I would like more background before I do so.
> 
>> On 26 jan. 2016, at 22:53, Dmitry Samersoff
>> <dmitry.samersoff at oracle.com> wrote:
>> 
>> Everybody,
>> 
>> Please review an RFE
>> 
>> http://cr.openjdk.java.net/~dsamersoff/JDK-8148315/webrev.01/
>> 
>> This fix adds basic LingeredApp based reproducer (and template for
>> more sophisticated reproducers) to debug JDI and underlying JVMTI
>> issues.
>> 
>> -Dmitry
>> 
>> -- Dmitry Samersoff Oracle Java development team, Saint Petersburg,
>> Russia * I would love to change the world, but they won't give me
>> the sources.
> 


-- 
Dmitry Samersoff
Oracle Java development team, Saint Petersburg, Russia
* I would love to change the world, but they won't give me the sources.


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