RFR: 8263725: JFR oldobject tests are not run when GCs are specified explicitly

[Thomas Schatzl]

On Wed, 17 Mar 2021 11:05:07 GMT, Stefan Karlsson <stefank at openjdk.org> wrote:

> The tests are tagged with @requires == "null", which has the effect that if you run with GC explicitly set, like:
> make -C ../build/fastdebug test TEST=test/jdk/jdk/jfr/event/oldobject/TestZ.java JTREG="JAVA_OPTIONS=-XX:+UseG1GC"
> 
> then the tests won't run. The intention has probably been to only run the test with the default GC. I propose that we remove this and run the tests with other GCs as well. 
> 
> I've tested this locally with ZGC, G1, Parallel and Serial.
> 
> The following test doesn't work with ZGC and has been disabled for that GC:
> test/jdk/jdk/jfr/event/oldobject/TestObjectDescription.java
> 
> The following test doesn't work with Serial and has been disabled for that GC
> test/jdk/jdk/jfr/event/oldobject/TestClassLoaderLeak.java

Lgtm.

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Marked as reviewed by tschatzl (Reviewer).

PR: https://git.openjdk.java.net/jdk/pull/3046