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Merge from 3.5.

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This commit is contained in:
Serhiy Storchaka 2016-10-08 22:46:01 +03:00
commit 21d9f10c94
5 changed files with 94 additions and 7 deletions
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45
Lib/test/test_unicode.py
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@ -4,7 +4,7 @@ Written by Marc-Andre Lemburg (mal@lemburg.com).
(c) Copyright CNRI, All Rights Reserved. NO WARRANTY.
"""#"
"""
import _string
import codecs
import itertools
@ -2735,6 +2735,49 @@ class CAPITest(unittest.TestCase):
self.assertEqual(unicode_asucs4(s, len(s), 1), s+'\0')
self.assertEqual(unicode_asucs4(s, len(s), 0), s+'\uffff')
# Test PyUnicode_CopyCharacters()
@support.cpython_only
def test_copycharacters(self):
from _testcapi import unicode_copycharacters
strings = [
'abcde', '\xa1\xa2\xa3\xa4\xa5',
'\u4f60\u597d\u4e16\u754c\uff01',
'\U0001f600\U0001f601\U0001f602\U0001f603\U0001f604'
]
for idx, from_ in enumerate(strings):
# wide -> narrow: exceed maxchar limitation
for to in strings[:idx]:
self.assertRaises(
SystemError,
unicode_copycharacters, to, 0, from_, 0, 5
)
# same kind
for from_start in range(5):
self.assertEqual(
unicode_copycharacters(from_, 0, from_, from_start, 5),
(from_[from_start:from_start+5].ljust(5, '\0'),
5-from_start)
)
for to_start in range(5):
self.assertEqual(
unicode_copycharacters(from_, to_start, from_, to_start, 5),
(from_[to_start:to_start+5].rjust(5, '\0'),
5-to_start)
)
# narrow -> wide
# Tests omitted since this creates invalid strings.
s = strings[0]
self.assertRaises(IndexError, unicode_copycharacters, s, 6, s, 0, 5)
self.assertRaises(IndexError, unicode_copycharacters, s, -1, s, 0, 5)
self.assertRaises(IndexError, unicode_copycharacters, s, 0, s, 6, 5)
self.assertRaises(IndexError, unicode_copycharacters, s, 0, s, -1, 5)
self.assertRaises(SystemError, unicode_copycharacters, s, 1, s, 0, 5)
self.assertRaises(SystemError, unicode_copycharacters, s, 0, s, 0, -1)
self.assertRaises(SystemError, unicode_copycharacters, s, 0, b'', 0, 0)
@support.cpython_only
def test_encode_decimal(self):
from _testcapi import unicode_encodedecimal