$ mvn -o -B test -Dtest=AggregateFunctionsTest#groupByHaving_selectNewRecord_producesTypedSummaries
(trimmed to the test's own RESULT line)

RESULT[aggregate-groupby-having-record]: HAVING count(p) > 1 kept only categories with more than one product -- Keyboards(count=3, avg=99.0) -- Monitors (1 product) was correctly excluded by HAVING, not just by GROUP BY.