class TEST create make feature {NONE} -- Initialization make do report (Current = if twin ~ Current then Current else twin end, 1) report (Current /= if twin ~ Current then twin elseif twin ~ twin then Current else twin end, 2) end feature {NONE} -- Output report (value: BOOLEAN; test_number: NATURAL_32) -- Report that a test `test_number' completed with result `value'. do io.put_string ("Test ") io.put_natural_32 (test_number) if value then io.put_string (": OK.") else io.put_string (": FAILED.") end io.put_new_line end end