cpython/Lib/test/test_string.py

114 lines
4.7 KiB
Python

import unittest, string
from test import test_support, string_tests
from UserList import UserList
class StringTest(
string_tests.CommonTest,
string_tests.MixinStrStringUserStringTest
):
type2test = str
def checkequal(self, result, object, methodname, *args):
realresult = getattr(string, methodname)(object, *args)
self.assertEqual(
result,
realresult
)
def checkraises(self, exc, object, methodname, *args):
self.assertRaises(
exc,
getattr(string, methodname),
object,
*args
)
def checkcall(self, object, methodname, *args):
getattr(string, methodname)(object, *args)
def test_join(self):
# These are the same checks as in string_test.ObjectTest.test_join
# but the argument order ist different
self.checkequal('a b c d', ['a', 'b', 'c', 'd'], 'join', ' ')
self.checkequal('abcd', ('a', 'b', 'c', 'd'), 'join', '')
self.checkequal('w x y z', string_tests.Sequence(), 'join', ' ')
self.checkequal('abc', ('abc',), 'join', 'a')
self.checkequal('z', UserList(['z']), 'join', 'a')
if test_support.have_unicode:
self.checkequal(unicode('a.b.c'), ['a', 'b', 'c'], 'join', unicode('.'))
self.checkequal(unicode('a.b.c'), [unicode('a'), 'b', 'c'], 'join', '.')
self.checkequal(unicode('a.b.c'), ['a', unicode('b'), 'c'], 'join', '.')
self.checkequal(unicode('a.b.c'), ['a', 'b', unicode('c')], 'join', '.')
self.checkraises(TypeError, ['a', unicode('b'), 3], 'join', '.')
for i in [5, 25, 125]:
self.checkequal(
((('a' * i) + '-') * i)[:-1],
['a' * i] * i, 'join', '-')
self.checkequal(
((('a' * i) + '-') * i)[:-1],
('a' * i,) * i, 'join', '-')
self.checkraises(TypeError, string_tests.BadSeq1(), 'join', ' ')
self.checkequal('a b c', string_tests.BadSeq2(), 'join', ' ')
try:
def f():
yield 4 + ""
self.fixtype(' ').join(f())
except TypeError as e:
if '+' not in str(e):
self.fail('join() ate exception message')
else:
self.fail('exception not raised')
class ModuleTest(unittest.TestCase):
def test_attrs(self):
string.whitespace
string.lowercase
string.uppercase
string.letters
string.digits
string.hexdigits
string.octdigits
string.punctuation
string.printable
def test_atoi(self):
self.assertEqual(string.atoi(" 1 "), 1)
self.assertRaises(ValueError, string.atoi, " 1x")
self.assertRaises(ValueError, string.atoi, " x1 ")
def test_atol(self):
self.assertEqual(string.atol(" 1 "), 1)
self.assertRaises(ValueError, string.atol, " 1x ")
self.assertRaises(ValueError, string.atol, " x1 ")
def test_atof(self):
self.assertAlmostEqual(string.atof(" 1 "), 1.0)
self.assertRaises(ValueError, string.atof, " 1x ")
self.assertRaises(ValueError, string.atof, " x1 ")
def test_maketrans(self):
transtable = '\000\001\002\003\004\005\006\007\010\011\012\013\014\015\016\017\020\021\022\023\024\025\026\027\030\031\032\033\034\035\036\037 !"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`xyzdefghijklmnopqrstuvwxyz{|}~\177\200\201\202\203\204\205\206\207\210\211\212\213\214\215\216\217\220\221\222\223\224\225\226\227\230\231\232\233\234\235\236\237\240\241\242\243\244\245\246\247\250\251\252\253\254\255\256\257\260\261\262\263\264\265\266\267\270\271\272\273\274\275\276\277\300\301\302\303\304\305\306\307\310\311\312\313\314\315\316\317\320\321\322\323\324\325\326\327\330\331\332\333\334\335\336\337\340\341\342\343\344\345\346\347\350\351\352\353\354\355\356\357\360\361\362\363\364\365\366\367\370\371\372\373\374\375\376\377'
self.assertEqual(string.maketrans('abc', 'xyz'), transtable)
self.assertRaises(ValueError, string.maketrans, 'abc', 'xyzq')
def test_capwords(self):
self.assertEqual(string.capwords('abc def ghi'), 'Abc Def Ghi')
self.assertEqual(string.capwords('abc\tdef\nghi'), 'Abc Def Ghi')
self.assertEqual(string.capwords('abc\t def \nghi'), 'Abc Def Ghi')
self.assertEqual(string.capwords('ABC DEF GHI'), 'Abc Def Ghi')
self.assertEqual(string.capwords('ABC-DEF-GHI', '-'), 'Abc-Def-Ghi')
self.assertEqual(string.capwords('ABC-def DEF-ghi GHI'), 'Abc-def Def-ghi Ghi')
def test_main():
test_support.run_unittest(StringTest, ModuleTest)
if __name__ == "__main__":
test_main()