@Test
    void verifyUserDisabled() throws Throwable {
        assertTrue(getService().getImpersonationAccounts("banderson", Optional.empty()).isEmpty());
        assertTrue(getService().getImpersonationAccounts("nomail", Optional.empty()).isEmpty());
    }
This is {@link SurrogateLdapAuthenticationServiceTests}.

@author Misagh Moayyed
@since 5.3.0
support/cas-server-support-surrogate-authentication-ldap/src/test/java/org/apereo/cas/authentication/surrogate/SurrogateLdapAuthenticationServiceTests.java