@DisplayName("signing checks propagate SmbException")
    void signingChecks_throw() throws Exception {
        doThrow(new SmbException("opt error")).when(transport).isSigningOptional();
        doThrow(new SmbException("enf error")).when(transport).isSigningEnforced();

        assertThrows(SmbException.class, () -> transport.isSigningOptional());
        assertThrows(SmbException.class, () -> transport.isSigningEnforced());