$ mvn -o -B test -Dtest=HikariRawBootstrapTest
(trimmed to the test's own RESULT lines and the surefire summary)

RESULT[hikari-raw-bootstrap]: ConnectionProvider class=org.hibernate.hikaricp.internal.HikariCPConnectionProvider | isUnwrappableAs(HikariDataSource)=true
RESULT[hikari-raw-bootstrap-config]: poolName=hibernate-demo-ch19-pool | maximumPoolSize=7 | connectionTimeout=5000ms -- every value traces back to a hibernate.hikari.* setting passed into StandardServiceRegistryBuilder, with zero Spring involved.

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Test set: com.ankurm.hibernatedemo.hikari.HikariRawBootstrapTest
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Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 1.705 s -- in com.ankurm.hibernatedemo.hikari.HikariRawBootstrapTest