[KAFKA-10351] Add missing tests for IOExceptions for GlobalStateManagerImpl

• Type: Test
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 2.7.0
• Component/s: streams, unit tests
• Labels: beginner newbie
• Assignee: Luke Chen
• Reporter: Matthias J. Sax
• Created: 04/Aug/20 02:11
• Updated: 01/Oct/20 01:27
• Resolved: 30/Sep/20 18:27

Description

As mentioned in https://github.com/apache/kafka/pull/9047#pullrequestreview-456899096 we should improve test coverage for IOExceptions, ie, we don't die and verify the WARN log (using `LogCaptureAppender`)

Issue Links

• links to: GitHub Pull Request #9121