@Test
    void verifyOperation() {
        val c = new HazelcastBannerContributor();
        val builder = new StringBuilder();
        c.contribute(new Formatter(builder), new MockEnvironment());
        assertNotNull(builder.toString());
    }
This is {@link HazelcastBannerContributorTests}.

@author Misagh Moayyed
@since 6.6.0
support/cas-server-support-hazelcast-core/src/test/java/org/apereo/cas/hz/HazelcastBannerContributorTests.java