RFR: 8312526: Test dk/jfr/event/oldobject/TestHeapDeep.java failed: Could not find ChainNode

[Markus Grönlund]

On Tue, 25 Jul 2023 19:28:50 GMT, Erik Gahlin <egahlin at openjdk.org> wrote:

> Could I have a review of a test fix?
> 
> The test creates a ChainNode object and adds 100 byte arrays to it. Then a long linked list of ChainNodes are created so the byte arrays are at the end. The test then tries to verify that there are at least one old object sample of type byte[] and that the reference chain back to the GC root is not too long.
> 
> Problem is, there is no old object samples of type byte[], only those of type jdk.jfr.event.oldobject.TestHeapDeep$ChainNode. Fix is to loop until we found a sample and then verify the chain. 
> 
> Testing: 100 * test/jdk/jdk/jfr/event/oldobject/TestHeapDeap.java
> 
> Thanks
> Erik

Marked as reviewed by mgronlun (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/15026#pullrequestreview-1547382912