name : test_str_util.py import unittest from urwid.compat import B from urwid.escape import str_util class DecodeOneTest(unittest.TestCase): def gwt(self, ch, exp_ord, exp_pos): ch = B(ch) o, pos = str_util.decode_one(ch,0) assert o==exp_ord, " got:%r expected:%r" % (o, exp_ord) assert pos==exp_pos, " got:%r expected:%r" % (pos, exp_pos) def test1byte(self): self.gwt("ab", ord("a"), 1) self.gwt("\xc0a", ord("?"), 1) # error def test2byte(self): self.gwt("\xc2", ord("?"), 1) # error self.gwt("\xc0\x80", ord("?"), 1) # error self.gwt("\xc2\x80", 0x80, 2) self.gwt("\xdf\xbf", 0x7ff, 2) def test3byte(self): self.gwt("\xe0", ord("?"), 1) # error self.gwt("\xe0\xa0", ord("?"), 1) # error self.gwt("\xe0\x90\x80", ord("?"), 1) # error self.gwt("\xe0\xa0\x80", 0x800, 3) self.gwt("\xef\xbf\xbf", 0xffff, 3) def test4byte(self): self.gwt("\xf0", ord("?"), 1) # error self.gwt("\xf0\x90", ord("?"), 1) # error self.gwt("\xf0\x90\x80", ord("?"), 1) # error self.gwt("\xf0\x80\x80\x80", ord("?"), 1) # error self.gwt("\xf0\x90\x80\x80", 0x10000, 4) self.gwt("\xf3\xbf\xbf\xbf", 0xfffff, 4)