private static DataSource dataSource() {
        return JpaBeans.newDataSource("org.hsqldb.jdbcDriver", "sa", StringUtils.EMPTY, "jdbc:hsqldb:mem:cas");
    }
This is {@link CasHibernateJpaBeanFactoryTests}.

@author Misagh Moayyed
@since 6.2.0
support/cas-server-support-jpa-hibernate/src/test/java/org/apereo/cas/hibernate/CasHibernateJpaBeanFactoryTests.java