@Test
  public void testCredentialsForNotifications() throws Exception {
    doTestCredentialsForNotifications(false);
  }
Test for authentication from client to server. This tests for both valid and invalid
credentials/modules. It also checks for authentication success/failure in case of failover and
for the notification channel.

@since GemFire 5.5
geode-core/src/upgradeTest/java/org/apache/geode/security/ClientAuthenticationDUnitTest.java