@Test
        void verifyDefaults() {
            val input = mock(AuthenticationEventExecutionPlan.class);
            when(input.resolveAuthenticationHandlers()).thenReturn(Set.of());
            when(input.resolveAuthenticationHandlersBy(any())).thenCallRealMethod();
            assertNotNull(input.resolveAuthenticationHandlersBy(handler -> false));
        }
This is {@link DefaultAuthenticationEventExecutionPlanTests}.

@author Misagh Moayyed
@since 6.3.0
core/cas-server-core-authentication/src/test/java/org/apereo/cas/authentication/DefaultAuthenticationEventExecutionPlanTests.java