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urwid
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Filename :
test_util.py
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# -*- coding: utf-8 -*- import unittest import urwid from urwid import util from urwid.compat import B class CalcWidthTest(unittest.TestCase): def wtest(self, desc, s, exp): s = B(s) result = util.calc_width( s, 0, len(s)) assert result==exp, "%s got:%r expected:%r" % (desc, result, exp) def test1(self): util.set_encoding("utf-8") self.wtest("narrow", "hello", 5) self.wtest("wide char", '\xe6\x9b\xbf', 2) self.wtest("invalid", '\xe6', 1) self.wtest("zero width", '\xcc\x80', 0) self.wtest("mixed", 'hello\xe6\x9b\xbf\xe6\x9b\xbf', 9) def test2(self): util.set_encoding("euc-jp") self.wtest("narrow", "hello", 5) self.wtest("wide", "\xA1\xA1\xA1\xA1", 4) self.wtest("invalid", "\xA1", 1) class ConvertDecSpecialTest(unittest.TestCase): def ctest(self, desc, s, exp, expcs): exp = B(exp) util.set_encoding('ascii') c = urwid.Text(s).render((5,)) result = c._text[0] assert result==exp, "%s got:%r expected:%r" % (desc, result, exp) resultcs = c._cs[0] assert resultcs==expcs, "%s got:%r expected:%r" % (desc, resultcs, expcs) def test1(self): self.ctest("no conversion", "hello", "hello", [(None,5)]) self.ctest("only special", "£££££", "}}}}}", [("0",5)]) self.ctest("mix left", "££abc", "}}abc", [("0",2),(None,3)]) self.ctest("mix right", "abc££", "abc}}", [(None,3),("0",2)]) self.ctest("mix inner", "a££bc", "a}}bc", [(None,1),("0",2),(None,2)] ) self.ctest("mix well", "£a£b£", "}a}b}", [("0",1),(None,1),("0",1),(None,1),("0",1)] ) class WithinDoubleByteTest(unittest.TestCase): def setUp(self): urwid.set_encoding("euc-jp") def wtest(self, s, ls, pos, expected, desc): result = util.within_double_byte(B(s), ls, pos) assert result==expected, "%s got:%r expected: %r" % (desc, result, expected) def test1(self): self.wtest("mnopqr",0,2,0,'simple no high bytes') self.wtest("mn\xA1\xA1qr",0,2,1,'simple 1st half') self.wtest("mn\xA1\xA1qr",0,3,2,'simple 2nd half') self.wtest("m\xA1\xA1\xA1\xA1r",0,3,1,'subsequent 1st half') self.wtest("m\xA1\xA1\xA1\xA1r",0,4,2,'subsequent 2nd half') self.wtest("mn\xA1@qr",0,3,2,'simple 2nd half lo') self.wtest("mn\xA1\xA1@r",0,4,0,'subsequent not 2nd half lo') self.wtest("m\xA1\xA1\xA1@r",0,4,2,'subsequent 2nd half lo') def test2(self): self.wtest("\xA1\xA1qr",0,0,1,'begin 1st half') self.wtest("\xA1\xA1qr",0,1,2,'begin 2nd half') self.wtest("\xA1@qr",0,1,2,'begin 2nd half lo') self.wtest("\xA1\xA1\xA1\xA1r",0,2,1,'begin subs. 1st half') self.wtest("\xA1\xA1\xA1\xA1r",0,3,2,'begin subs. 2nd half') self.wtest("\xA1\xA1\xA1@r",0,3,2,'begin subs. 2nd half lo') self.wtest("\xA1@\xA1@r",0,3,2,'begin subs. 2nd half lo lo') self.wtest("@\xA1\xA1@r",0,3,0,'begin subs. not 2nd half lo') def test3(self): self.wtest("abc \xA1\xA1qr",4,4,1,'newline 1st half') self.wtest("abc \xA1\xA1qr",4,5,2,'newline 2nd half') self.wtest("abc \xA1@qr",4,5,2,'newline 2nd half lo') self.wtest("abc \xA1\xA1\xA1\xA1r",4,6,1,'newl subs. 1st half') self.wtest("abc \xA1\xA1\xA1\xA1r",4,7,2,'newl subs. 2nd half') self.wtest("abc \xA1\xA1\xA1@r",4,7,2,'newl subs. 2nd half lo') self.wtest("abc \xA1@\xA1@r",4,7,2,'newl subs. 2nd half lo lo') self.wtest("abc @\xA1\xA1@r",4,7,0,'newl subs. not 2nd half lo') class CalcTextPosTest(unittest.TestCase): def ctptest(self, text, tests): text = B(text) for s,e,p, expected in tests: got = util.calc_text_pos( text, s, e, p ) assert got == expected, "%r got:%r expected:%r" % ((s,e,p), got, expected) def test1(self): text = "hello world out there" tests = [ (0,21,0, (0,0)), (0,21,5, (5,5)), (0,21,21, (21,21)), (0,21,50, (21,21)), (2,15,50, (15,13)), (6,21,0, (6,0)), (6,21,3, (9,3)), ] self.ctptest(text, tests) def test2_wide(self): util.set_encoding("euc-jp") text = "hel\xA1\xA1 world out there" tests = [ (0,21,0, (0,0)), (0,21,4, (3,3)), (2,21,2, (3,1)), (2,21,3, (5,3)), (6,21,0, (6,0)), ] self.ctptest(text, tests) def test3_utf8(self): util.set_encoding("utf-8") text = "hel\xc4\x83 world \xe2\x81\x81 there" tests = [ (0,21,0, (0,0)), (0,21,4, (5,4)), (2,21,1, (3,1)), (2,21,2, (5,2)), (2,21,3, (6,3)), (6,21,7, (15,7)), (6,21,8, (16,8)), ] self.ctptest(text, tests) def test4_utf8(self): util.set_encoding("utf-8") text = "he\xcc\x80llo \xe6\x9b\xbf world" tests = [ (0,15,0, (0,0)), (0,15,1, (1,1)), (0,15,2, (4,2)), (0,15,4, (6,4)), (8,15,0, (8,0)), (8,15,1, (8,0)), (8,15,2, (11,2)), (8,15,5, (14,5)), ] self.ctptest(text, tests) class TagMarkupTest(unittest.TestCase): mytests = [ ("simple one", "simple one", []), (('blue',"john"), "john", [('blue',4)]), (["a ","litt","le list"], "a little list", []), (["mix",('high',[" it ",('ital',"up a")])," little"], "mix it up a little", [(None,3),('high',4),('ital',4)]), (["££", "x££"], "££x££", []), ([B("\xc2\x80"), B("\xc2\x80")], B("\xc2\x80\xc2\x80"), []), ] def test(self): for input, text, attr in self.mytests: restext,resattr = urwid.decompose_tagmarkup( input ) assert restext == text, "got: %r expected: %r" % (restext, text) assert resattr == attr, "got: %r expected: %r" % (resattr, attr) def test_bad_tuple(self): self.assertRaises(urwid.TagMarkupException, lambda: urwid.decompose_tagmarkup((1,2,3))) def test_bad_type(self): self.assertRaises(urwid.TagMarkupException, lambda: urwid.decompose_tagmarkup(5))