Misleading output for system-user-auth-test when userSearchBase used

bin/knoxcli.sh system-user-auth-test --cluster admin
Warn: main.ldapRealm.searchBase is not present in topology
main.ldapRealm.userSearchAttributeName or main.ldapRealm.userObjectClass or main.ldapRealm.searchBase was found in the topology
If any one of the above params is present, all must be present.
Topology warnings present. SystemUser may not bind.
System LDAP Bind successful.

<topology>

  <gateway>

    <provider>
      <role>authentication</role>
      <name>ShiroProvider</name>
      <enabled>true</enabled>
      <param name="main.ldapRealm" value="org.apache.hadoop.gateway.shirorealm.KnoxLdapRealm"/>
      <param name="main.ldapContextFactory" value="org.apache.hadoop.gateway.shirorealm.KnoxLdapContextFactory"/>
      <param name="main.ldapRealm.contextFactory" value="$ldapContextFactory"/>
      <param name="main.ldapRealm.contextFactory.url" value="ldap://ad-nano.qe.hortonworks.com:389"/>
      <param name="main.ldapRealm.contextFactory.authenticationMechanism" value="simple"/>
      <param name="main.ldapRealm.contextFactory.systemUsername" value="CN=Kevin Minder,CN=Users,DC=hwqe,DC=hortonworks,DC=com"/>
      <param name="main.ldapRealm.contextFactory.systemPassword" value="p@ssw0rd"/>
      <param name="main.ldapRealm.userSearchBase" value="CN=Users,DC=hwqe,DC=hortonworks,DC=com"/>
      <param name="main.ldapRealm.userSearchAttributeName" value="sAMAccountName"/>
      <param name="main.ldapRealm.userObjectClass" value="person"/>
      <param name="urls./**" value="authcBasic"/>
    </provider>

  </gateway>

  <service>
    <role>KNOX</role>
  </service>

</topology>