This is Part 2 of suppression. Part 1 was https://github.com/apache/kafka/pull/5567
In an effort to control the scope of the review, I'm sending this PR with just the unit tests for buffered suppression. ### Committer Checklist (excluded from commit message) - [ ] Verify design and implementation - [ ] Verify test coverage and CI build status - [ ] Verify documentation (including upgrade notes) [ Full content available at: https://github.com/apache/kafka/pull/5687 ] This message was relayed via gitbox.apache.org for [email protected]
