fix error reporting in test_term_call_modes()
fix error reporting in test_term_call_modes()

vlukes/sfepy,vlukes/sfepy,BubuLK/sfepy,rc/sfepy,lokik/sfepy,sfepy/sfepy,sfepy/sfepy,lokik/sfepy,BubuLK/sfepy,rc/sfepy,lokik/sfepy,rc/sfepy,BubuLK/sfepy,lokik/sfepy,sfepy/sfepy,vlukes/sfepy