return null;
    }

    /**
     * Enable to use V2 endpoint.
     * @param useV2Endpoint true if using V2 endpoint.
     */
    public void setUseV2Endpoint(final boolean useV2Endpoint) {
        this.useV2Endpoint = useV2Endpoint;
    }

        EntraIdAuthenticator authenticator = new EntraIdAuthenticator();

        // Test parameter accepts final boolean (compile-time verification)
        authenticator.setUseV2Endpoint(true);
        authenticator.setUseV2Endpoint(false);

        // Verify method signature is correct
        assertTrue(true);
    }

    @Test
    public void test_defaultMaxGroupDepth() {