Lint

Fix test coverage for boundary error handling (#3052) #7564

Job	Run time
build (3.13, ubuntu-latest, pre-push)	3m 17s
build (3.13, windows-latest, pre-push)	4m 31s
build (3.13, windows-latest, manual)	1m 41s
build (3.13, ubuntu-latest, pre-commit)	51s
build (3.13, windows-latest, pre-commit)	2m 1s
build (3.13, ubuntu-latest, manual)	51s
completion-lint	3s
	13m 15s

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