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|
# -*- encoding: utf-8 -*-
import py
import sys
try:
from hypothesis import given, strategies, settings, example
HAS_HYPOTHESIS = True
except ImportError:
HAS_HYPOTHESIS = False
from rpython.rlib import rutf8
from pypy.interpreter.error import OperationError
class TestUnicodeObject:
def test_comparison_warning(self):
warnings = []
def my_warn(msg, warningscls):
warnings.append(msg)
prev_warn(msg, warningscls)
space = self.space
prev_warn = space.warn
try:
space.warn = my_warn
space.appexec([], """():
chr(128) == unichr(128)
chr(128) != unichr(128)
chr(127) == unichr(127) # no warnings
""")
finally:
space.warn = prev_warn
assert len(warnings) == 2
def test_listview_ascii(self):
w_str = self.space.newutf8('abcd', 4)
assert self.space.listview_ascii(w_str) == list("abcd")
def test_new_shortcut(self):
space = self.space
w_uni = self.space.newutf8('abcd', 4)
w_new = space.call_method(
space.w_unicode, "__new__", space.w_unicode, w_uni)
assert w_new is w_uni
def test_fast_iter(self):
space = self.space
w_uni = space.newutf8(u"aä".encode("utf-8"), 2)
old_index_storage = w_uni._index_storage
w_iter = space.iter(w_uni)
w_char1 = w_iter.descr_next(space)
w_char2 = w_iter.descr_next(space)
py.test.raises(OperationError, w_iter.descr_next, space)
assert w_uni._index_storage is old_index_storage
assert space.eq_w(w_char1, w_uni._getitem_result(space, 0))
assert space.eq_w(w_char2, w_uni._getitem_result(space, 1))
if HAS_HYPOTHESIS:
@given(strategies.text(), strategies.integers(min_value=0, max_value=10),
strategies.integers(min_value=-1, max_value=10))
def test_hypo_index_find(self, u, start, len1):
if start + len1 < 0:
return # skip this case
v = u[start : start + len1]
space = self.space
w_u = space.newutf8(u.encode('utf8'), len(u))
w_v = space.newutf8(v.encode('utf8'), len(v))
expected = u.find(v, start, start + len1)
try:
w_index = space.call_method(w_u, 'index', w_v,
space.newint(start),
space.newint(start + len1))
except OperationError as e:
if not e.match(space, space.w_ValueError):
raise
assert expected == -1
else:
assert space.int_w(w_index) == expected >= 0
w_index = space.call_method(w_u, 'find', w_v,
space.newint(start),
space.newint(start + len1))
assert space.int_w(w_index) == expected
rexpected = u.rfind(v, start, start + len1)
try:
w_index = space.call_method(w_u, 'rindex', w_v,
space.newint(start),
space.newint(start + len1))
except OperationError as e:
if not e.match(space, space.w_ValueError):
raise
assert rexpected == -1
else:
assert space.int_w(w_index) == rexpected >= 0
w_index = space.call_method(w_u, 'rfind', w_v,
space.newint(start),
space.newint(start + len1))
assert space.int_w(w_index) == rexpected
expected = u.startswith(v, start)
w_res = space.call_method(w_u, 'startswith', w_v,
space.newint(start))
assert w_res is space.newbool(expected)
expected = u.startswith(v, start, start + len1)
w_res = space.call_method(w_u, 'startswith', w_v,
space.newint(start),
space.newint(start + len1))
assert w_res is space.newbool(expected)
expected = u.endswith(v, start)
w_res = space.call_method(w_u, 'endswith', w_v,
space.newint(start))
assert w_res is space.newbool(expected)
expected = u.endswith(v, start, start + len1)
w_res = space.call_method(w_u, 'endswith', w_v,
space.newint(start),
space.newint(start + len1))
assert w_res is space.newbool(expected)
@given(u=strategies.text(),
start=strategies.integers(min_value=0, max_value=10),
len1=strategies.integers(min_value=-1, max_value=10))
def test_hypo_index_find(self, u, start, len1):
space = self.space
if start + len1 < 0:
return # skip this case
v = u[start : start + len1]
w_u = space.wrap(u)
w_v = space.wrap(v)
expected = u.find(v, start, start + len1)
try:
w_index = space.call_method(w_u, 'index', w_v,
space.newint(start),
space.newint(start + len1))
except OperationError as e:
if not e.match(space, space.w_ValueError):
raise
assert expected == -1
else:
assert space.int_w(w_index) == expected >= 0
w_index = space.call_method(w_u, 'find', w_v,
space.newint(start),
space.newint(start + len1))
assert space.int_w(w_index) == expected
rexpected = u.rfind(v, start, start + len1)
try:
w_index = space.call_method(w_u, 'rindex', w_v,
space.newint(start),
space.newint(start + len1))
except OperationError as e:
if not e.match(space, space.w_ValueError):
raise
assert rexpected == -1
else:
assert space.int_w(w_index) == rexpected >= 0
w_index = space.call_method(w_u, 'rfind', w_v,
space.newint(start),
space.newint(start + len1))
assert space.int_w(w_index) == rexpected
expected = u.startswith(v, start)
w_res = space.call_method(w_u, 'startswith', w_v,
space.newint(start))
assert w_res is space.newbool(expected)
expected = u.startswith(v, start, start + len1)
w_res = space.call_method(w_u, 'startswith', w_v,
space.newint(start),
space.newint(start + len1))
assert w_res is space.newbool(expected)
expected = u.endswith(v, start)
w_res = space.call_method(w_u, 'endswith', w_v,
space.newint(start))
assert w_res is space.newbool(expected)
expected = u.endswith(v, start, start + len1)
w_res = space.call_method(w_u, 'endswith', w_v,
space.newint(start),
space.newint(start + len1))
assert w_res is space.newbool(expected)
def test_getitem_constant_index_jit(self):
# test it directly, to prevent only seeing bugs in jitted code
space = self.space
u = u"äöabc"
w_u = self.space.wrap(u)
for i in range(-len(u), len(u)):
assert w_u._getitem_result_constant_index_jit(space, i)._utf8 == u[i].encode("utf-8")
with py.test.raises(OperationError):
w_u._getitem_result_constant_index_jit(space, len(u))
with py.test.raises(OperationError):
w_u._getitem_result_constant_index_jit(space, -len(u) - 1)
def test_getslice_constant_index_jit(self):
space = self.space
u = u"äöabcéééß"
w_u = self.space.wrap(u)
for start in range(0, 4):
for end in range(start, len(u)):
assert w_u._unicode_sliced_constant_index_jit(space, start, end)._utf8 == u[start: end].encode("utf-8")
class AppTestUnicodeStringStdOnly:
def test_compares(self):
assert u'a' == 'a'
assert 'a' == u'a'
assert not u'a' == 'b'
assert not 'a' == u'b'
assert u'a' != 'b'
assert 'a' != u'b'
assert not (u'a' == 5)
assert u'a' != 5
assert u'a' < 5 or u'a' > 5
s = chr(128)
u = unichr(128)
assert not s == u # UnicodeWarning
assert s != u
assert not u == s
assert u != s
class AppTestUnicodeString:
spaceconfig = dict(usemodules=('unicodedata',))
def test_addition(self):
def check(a, b):
assert a == b
assert type(a) == type(b)
check(u'a' + 'b', u'ab')
check('a' + u'b', u'ab')
def test_getitem(self):
assert u'abc'[2] == 'c'
raises(IndexError, u'abc'.__getitem__, 15)
assert u'g\u0105\u015b\u0107'[2] == u'\u015b'
def test_join(self):
def check(a, b):
assert a == b
assert type(a) == type(b)
check(', '.join([u'a']), u'a')
check(', '.join(['a', u'b']), u'a, b')
check(u', '.join(['a', 'b']), u'a, b')
try:
u''.join([u'a', 2, 3])
except TypeError as e:
assert 'sequence item 1' in str(e)
else:
raise Exception("DID NOT RAISE")
if sys.version_info >= (2,3):
def test_contains_ex(self):
assert u'' in 'abc'
assert u'bc' in 'abc'
assert 'bc' in 'abc'
pass # workaround for inspect.py bug in some Python 2.4s
def test_contains(self):
assert u'a' in 'abc'
assert 'a' in u'abc'
raises(UnicodeDecodeError, "u'\xe2' in 'g\xe2teau'")
def test_splitlines(self):
assert u''.splitlines() == []
assert u''.splitlines(1) == []
assert u'\n'.splitlines() == [u'']
assert u'a'.splitlines() == [u'a']
assert u'one\ntwo'.splitlines() == [u'one', u'two']
assert u'\ntwo\nthree'.splitlines() == [u'', u'two', u'three']
assert u'\n\n'.splitlines() == [u'', u'']
assert u'a\nb\nc'.splitlines(1) == [u'a\n', u'b\n', u'c']
assert u'\na\nb\n'.splitlines(1) == [u'\n', u'a\n', u'b\n']
assert ((u'a' + '\xc2\x85'.decode('utf8') + u'b\n').splitlines() ==
['a', 'b'])
def test_zfill(self):
assert u'123'.zfill(2) == u'123'
assert u'123'.zfill(3) == u'123'
assert u'123'.zfill(4) == u'0123'
assert u'123'.zfill(6) == u'000123'
assert u'+123'.zfill(2) == u'+123'
assert u'+123'.zfill(3) == u'+123'
assert u'+123'.zfill(4) == u'+123'
assert u'+123'.zfill(5) == u'+0123'
assert u'+123'.zfill(6) == u'+00123'
assert u'-123'.zfill(3) == u'-123'
assert u'-123'.zfill(4) == u'-123'
assert u'-123'.zfill(5) == u'-0123'
assert u''.zfill(3) == u'000'
assert u'34'.zfill(1) == u'34'
assert u'34'.zfill(4) == u'0034'
def test_split(self):
assert u"".split() == []
assert u"".split(u'x') == ['']
assert u" ".split() == []
assert u"a".split() == [u'a']
assert u"a".split(u"a", 1) == [u'', u'']
assert u" ".split(u" ", 1) == [u'', u'']
assert u"aa".split(u"a", 2) == [u'', u'', u'']
assert u" a ".split() == [u'a']
assert u"a b c".split() == [u'a',u'b',u'c']
assert u'this is the split function'.split() == [u'this', u'is', u'the', u'split', u'function']
assert u'a|b|c|d'.split(u'|') == [u'a', u'b', u'c', u'd']
assert 'a|b|c|d'.split(u'|') == [u'a', u'b', u'c', u'd']
assert u'a|b|c|d'.split('|') == [u'a', u'b', u'c', u'd']
assert u'a|b|c|d'.split(u'|', 2) == [u'a', u'b', u'c|d']
assert u'a b c d'.split(None, 1) == [u'a', u'b c d']
assert u'a b c d'.split(None, 2) == [u'a', u'b', u'c d']
assert u'a b c d'.split(None, 3) == [u'a', u'b', u'c', u'd']
assert u'a b c d'.split(None, 4) == [u'a', u'b', u'c', u'd']
assert u'a b c d'.split(None, 0) == [u'a b c d']
assert u'a b c d'.split(None, 2) == [u'a', u'b', u'c d']
assert u'a b c d '.split() == [u'a', u'b', u'c', u'd']
assert u'a//b//c//d'.split(u'//') == [u'a', u'b', u'c', u'd']
assert u'endcase test'.split(u'test') == [u'endcase ', u'']
raises(ValueError, u'abc'.split, '')
raises(ValueError, u'abc'.split, u'')
raises(ValueError, 'abc'.split, u'')
assert u' a b c d'.split(None, 0) == [u'a b c d']
assert u'a\nb\u1680c'.split() == [u'a', u'b', u'c']
def test_rsplit(self):
assert u"".rsplit() == []
assert u" ".rsplit() == []
assert u"a".rsplit() == [u'a']
assert u"a".rsplit(u"a", 1) == [u'', u'']
assert u" ".rsplit(u" ", 1) == [u'', u'']
assert u"aa".rsplit(u"a", 2) == [u'', u'', u'']
assert u" a ".rsplit() == [u'a']
assert u"a b c".rsplit() == [u'a',u'b',u'c']
assert u'this is the rsplit function'.rsplit() == [u'this', u'is', u'the', u'rsplit', u'function']
assert u'a|b|c|d'.rsplit(u'|') == [u'a', u'b', u'c', u'd']
assert u'a|b|c|d'.rsplit('|') == [u'a', u'b', u'c', u'd']
assert 'a|b|c|d'.rsplit(u'|') == [u'a', u'b', u'c', u'd']
assert u'a|b|c|d'.rsplit(u'|', 2) == [u'a|b', u'c', u'd']
assert u'a b c d'.rsplit(None, 1) == [u'a b c', u'd']
assert u'a b c d'.rsplit(None, 2) == [u'a b', u'c', u'd']
assert u'a b c d'.rsplit(None, 3) == [u'a', u'b', u'c', u'd']
assert u'a b c d'.rsplit(None, 4) == [u'a', u'b', u'c', u'd']
assert u'a b c d'.rsplit(None, 0) == [u'a b c d']
assert u'a b c d'.rsplit(None, 2) == [u'a b', u'c', u'd']
assert u'a b c d '.rsplit() == [u'a', u'b', u'c', u'd']
assert u'a//b//c//d'.rsplit(u'//') == [u'a', u'b', u'c', u'd']
assert u'endcase test'.rsplit(u'test') == [u'endcase ', u'']
raises(ValueError, u'abc'.rsplit, u'')
raises(ValueError, u'abc'.rsplit, '')
raises(ValueError, 'abc'.rsplit, u'')
assert u' a b c '.rsplit(None, 0) == [u' a b c']
assert u''.rsplit('aaa') == [u'']
assert u'a\nb\u1680c'.rsplit() == [u'a', u'b', u'c']
def test_rsplit_bug(self):
assert u'Vestur- og Mið'.rsplit() == [u'Vestur-', u'og', u'Mið']
def test_split_rsplit_str_unicode(self):
x = 'abc'.split(u'b')
assert x == [u'a', u'c']
assert map(type, x) == [unicode, unicode]
x = 'abc'.rsplit(u'b')
assert x == [u'a', u'c']
assert map(type, x) == [unicode, unicode]
x = 'abc'.split(u'\u4321')
assert x == [u'abc']
assert map(type, x) == [unicode]
x = 'abc'.rsplit(u'\u4321')
assert x == [u'abc']
assert map(type, x) == [unicode]
raises(UnicodeDecodeError, '\x80'.split, u'a')
raises(UnicodeDecodeError, '\x80'.split, u'')
raises(UnicodeDecodeError, '\x80'.rsplit, u'a')
raises(UnicodeDecodeError, '\x80'.rsplit, u'')
def test_center(self):
s=u"a b"
assert s.center(0) == u"a b"
assert s.center(1) == u"a b"
assert s.center(2) == u"a b"
assert s.center(3) == u"a b"
assert s.center(4) == u"a b "
assert s.center(5) == u" a b "
assert s.center(6) == u" a b "
assert s.center(7) == u" a b "
assert s.center(8) == u" a b "
assert s.center(9) == u" a b "
assert u'abc'.center(10) == u' abc '
assert u'abc'.center(6) == u' abc '
assert u'abc'.center(3) == u'abc'
assert u'abc'.center(2) == u'abc'
assert u'abc'.center(5, u'*') == u'*abc*' # Python 2.4
assert u'abc'.center(5, '*') == u'*abc*' # Python 2.4
raises(TypeError, u'abc'.center, 4, u'cba')
def test_title(self):
assert u"brown fox".title() == u"Brown Fox"
assert u"!brown fox".title() == u"!Brown Fox"
assert u"bROWN fOX".title() == u"Brown Fox"
assert u"Brown Fox".title() == u"Brown Fox"
assert u"bro!wn fox".title() == u"Bro!Wn Fox"
assert u"brow\u4321n fox".title() == u"Brow\u4321N Fox"
assert u'\ud800'.title() == u'\ud800'
assert (unichr(0x345) + u'abc').title() == u'\u0399Abc'
assert (unichr(0x345) + u'ABC').title() == u'\u0399Abc'
def test_istitle(self):
assert u"".istitle() == False
assert u"!".istitle() == False
assert u"!!".istitle() == False
assert u"brown fox".istitle() == False
assert u"!brown fox".istitle() == False
assert u"bROWN fOX".istitle() == False
assert u"Brown Fox".istitle() == True
assert u"bro!wn fox".istitle() == False
assert u"Bro!wn fox".istitle() == False
assert u"!brown Fox".istitle() == False
assert u"!Brown Fox".istitle() == True
assert u"Brow&&&&N Fox".istitle() == True
assert u"!Brow&&&&n Fox".istitle() == False
assert u'\u1FFc'.istitle()
assert u'Greek \u1FFcitlecases ...'.istitle()
def test_islower_isupper_with_titlecase(self):
# \u01c5 is a char which is neither lowercase nor uppercase, but
# titlecase
assert not u'\u01c5abc'.islower()
assert not u'\u01c5ABC'.isupper()
def test_lower_upper(self):
assert u'a'.lower() == u'a'
assert u'A'.lower() == u'a'
assert u'\u0105'.lower() == u'\u0105'
assert u'\u0104'.lower() == u'\u0105'
assert u'\ud800'.lower() == u'\ud800'
assert u'a'.upper() == u'A'
assert u'A'.upper() == u'A'
assert u'\u0105'.upper() == u'\u0104'
assert u'\u0104'.upper() == u'\u0104'
assert u'\ud800'.upper() == u'\ud800'
def test_capitalize(self):
assert u"brown fox".capitalize() == u"Brown fox"
assert u' hello '.capitalize() == u' hello '
assert u'Hello '.capitalize() == u'Hello '
assert u'hello '.capitalize() == u'Hello '
assert u'aaaa'.capitalize() == u'Aaaa'
assert u'AaAa'.capitalize() == u'Aaaa'
# check that titlecased chars are lowered correctly
# \u1ffc is the titlecased char
assert (u'\u1ff3\u1ff3\u1ffc\u1ffc'.capitalize() ==
u'\u1ffc\u1ff3\u1ff3\u1ff3')
# check with cased non-letter chars
assert (u'\u24c5\u24ce\u24c9\u24bd\u24c4\u24c3'.capitalize() ==
u'\u24c5\u24e8\u24e3\u24d7\u24de\u24dd')
assert (u'\u24df\u24e8\u24e3\u24d7\u24de\u24dd'.capitalize() ==
u'\u24c5\u24e8\u24e3\u24d7\u24de\u24dd')
assert u'\u2160\u2161\u2162'.capitalize() == u'\u2160\u2171\u2172'
assert u'\u2170\u2171\u2172'.capitalize() == u'\u2160\u2171\u2172'
# check with Ll chars with no upper - nothing changes here
assert (u'\u019b\u1d00\u1d86\u0221\u1fb7'.capitalize() ==
u'\u019b\u1d00\u1d86\u0221\u1fb7')
assert u'\ud800'.capitalize() == u'\ud800'
assert u'xx\ud800'.capitalize() == u'Xx\ud800'
def test_rjust(self):
s = u"abc"
assert s.rjust(2) == s
assert s.rjust(3) == s
assert s.rjust(4) == u" " + s
assert s.rjust(5) == u" " + s
assert u'abc'.rjust(10) == u' abc'
assert u'abc'.rjust(6) == u' abc'
assert u'abc'.rjust(3) == u'abc'
assert u'abc'.rjust(2) == u'abc'
assert u'abc'.rjust(5, u'*') == u'**abc' # Python 2.4
assert u'abc'.rjust(5, '*') == u'**abc' # Python 2.4
raises(TypeError, u'abc'.rjust, 5, u'xx')
def test_ljust(self):
s = u"abc"
assert s.ljust(2) == s
assert s.ljust(3) == s
assert s.ljust(4) == s + u" "
assert s.ljust(5) == s + u" "
assert u'abc'.ljust(10) == u'abc '
assert u'abc'.ljust(6) == u'abc '
assert u'abc'.ljust(3) == u'abc'
assert u'abc'.ljust(2) == u'abc'
assert u'abc'.ljust(5, u'*') == u'abc**' # Python 2.4
assert u'abc'.ljust(5, '*') == u'abc**' # Python 2.4
raises(TypeError, u'abc'.ljust, 6, u'')
def test_replace(self):
assert u'one!two!three!'.replace(u'!', '@', 1) == u'one@two!three!'
assert u'one!two!three!'.replace('!', u'') == u'onetwothree'
assert u'one!two!three!'.replace(u'!', u'@', 2) == u'one@two@three!'
assert u'one!two!three!'.replace('!', '@', 3) == u'one@two@three@'
assert u'one!two!three!'.replace(u'!', '@', 4) == u'one@two@three@'
assert u'one!two!three!'.replace('!', u'@', 0) == u'one!two!three!'
assert u'one!two!three!'.replace(u'!', u'@') == u'one@two@three@'
assert u'one!two!three!'.replace('x', '@') == u'one!two!three!'
assert u'one!two!three!'.replace(u'x', '@', 2) == u'one!two!three!'
assert u'abc'.replace('', u'-') == u'-a-b-c-'
assert u'\u1234'.replace(u'', '-') == u'-\u1234-'
assert u'\u0234\u5678'.replace('', u'-') == u'-\u0234-\u5678-'
assert u'\u0234\u5678'.replace('', u'-', 0) == u'\u0234\u5678'
assert u'\u0234\u5678'.replace('', u'-', 1) == u'-\u0234\u5678'
assert u'\u0234\u5678'.replace('', u'-', 2) == u'-\u0234-\u5678'
assert u'\u0234\u5678'.replace('', u'-', 3) == u'-\u0234-\u5678-'
assert u'\u0234\u5678'.replace('', u'-', 4) == u'-\u0234-\u5678-'
assert u'\u0234\u5678'.replace('', u'-', 700) == u'-\u0234-\u5678-'
assert u'\u0234\u5678'.replace('', u'-', -1) == u'-\u0234-\u5678-'
assert u'\u0234\u5678'.replace('', u'-', -42) == u'-\u0234-\u5678-'
assert u'abc'.replace(u'', u'-', 3) == u'-a-b-c'
assert u'abc'.replace('', '-', 0) == u'abc'
assert u''.replace(u'', '') == u''
assert u''.replace('', u'a') == u'a'
assert u'abc'.replace(u'ab', u'--', 0) == u'abc'
assert u'abc'.replace('xy', '--') == u'abc'
assert u'123'.replace(u'123', '') == u''
assert u'123123'.replace('123', u'') == u''
assert u'123x123'.replace(u'123', u'') == u'x'
def test_replace_buffer(self):
assert u'one!two!three'.replace(buffer('!'), buffer('@')) == u'one@two@three'
def test_replace_overflow(self):
import sys
if sys.maxint > 2**31-1:
skip("Wrong platform")
s = u"a" * (2**16)
raises(OverflowError, s.replace, u"", s)
def test_strip(self):
s = u" a b "
assert s.strip() == u"a b"
assert s.rstrip() == u" a b"
assert s.lstrip() == u"a b "
assert u'xyzzyhelloxyzzy'.strip(u'xyz') == u'hello'
assert u'xyzzyhelloxyzzy'.lstrip('xyz') == u'helloxyzzy'
assert u'xyzzyhelloxyzzy'.rstrip(u'xyz') == u'xyzzyhello'
exc = raises(TypeError, s.strip, buffer(' '))
assert str(exc.value) == 'strip arg must be None, unicode or str'
exc = raises(TypeError, s.rstrip, buffer(' '))
assert str(exc.value) == 'rstrip arg must be None, unicode or str'
exc = raises(TypeError, s.lstrip, buffer(' '))
assert str(exc.value) == 'lstrip arg must be None, unicode or str'
def test_strip_str_unicode(self):
x = "--abc--".strip(u"-")
assert (x, type(x)) == (u"abc", unicode)
x = "--abc--".lstrip(u"-")
assert (x, type(x)) == (u"abc--", unicode)
x = "--abc--".rstrip(u"-")
assert (x, type(x)) == (u"--abc", unicode)
raises(UnicodeDecodeError, "\x80".strip, u"")
raises(UnicodeDecodeError, "\x80".lstrip, u"")
raises(UnicodeDecodeError, "\x80".rstrip, u"")
def test_long_from_unicode(self):
assert long(u'12345678901234567890') == 12345678901234567890
assert int(u'12345678901234567890') == 12345678901234567890
assert long(u'123', 7) == 66
def test_int_from_unicode(self):
assert int(u'12345') == 12345
def test_float_from_unicode(self):
assert float(u'123.456e89') == float('123.456e89')
def test_repr_16bits(self):
# this used to fail when run on a CPython host with 16-bit unicodes
s = repr(u'\U00101234')
assert s == "u'\\U00101234'"
def test_repr(self):
for ustr in [u"", u"a", u"'", u"\'", u"\"", u"\t", u"\\", u'',
u'a', u'"', u'\'', u'\"', u'\t', u'\\', u"'''\"",
unichr(19), unichr(2), u'\u1234', u'\U00101234']:
assert eval(repr(ustr)) == ustr
def test_getnewargs(self):
class X(unicode):
pass
x = X(u"foo\u1234")
a = x.__getnewargs__()
assert a == (u"foo\u1234",)
assert type(a[0]) is unicode
def test_call_unicode(self):
assert unicode() == u''
assert unicode(None) == u'None'
assert unicode(123) == u'123'
assert unicode([2, 3]) == u'[2, 3]'
class U(unicode):
pass
assert unicode(U()).__class__ is unicode
assert U(u'test') == u'test'
assert U(u'test').__class__ is U
def test_call_unicode_2(self):
class X(object):
def __unicode__(self):
return u'x'
raises(TypeError, unicode, X(), 'ascii')
def test_startswith(self):
assert u'ab'.startswith(u'ab') is True
assert u'ab'.startswith(u'a') is True
assert u'ab'.startswith(u'') is True
assert u'x'.startswith(u'a') is False
assert u'x'.startswith(u'x') is True
assert u''.startswith(u'') is True
assert u''.startswith(u'a') is False
assert u'x'.startswith(u'xx') is False
assert u'y'.startswith(u'xx') is False
assert u'\u1234\u5678\u4321'.startswith(u'\u1234') is True
assert u'\u1234\u5678\u4321'.startswith(u'\u1234\u4321') is False
assert u'\u1234'.startswith(u'', 1, 0) is True
def test_startswith_more(self):
assert u'ab'.startswith(u'a', 0) is True
assert u'ab'.startswith(u'a', 1) is False
assert u'ab'.startswith(u'b', 1) is True
assert u'abc'.startswith(u'bc', 1, 2) is False
assert u'abc'.startswith(u'c', -1, 4) is True
def test_startswith_too_large(self):
assert u'ab'.startswith(u'b', 1) is True
assert u'ab'.startswith(u'', 2) is True
assert u'ab'.startswith(u'', 3) is True # not False
assert u'ab'.endswith(u'b', 1) is True
assert u'ab'.endswith(u'', 2) is True
assert u'ab'.endswith(u'', 3) is True # not False
def test_startswith_tuples(self):
assert u'hello'.startswith((u'he', u'ha'))
assert not u'hello'.startswith((u'lo', u'llo'))
assert u'hello'.startswith((u'hellox', u'hello'))
assert not u'hello'.startswith(())
assert u'helloworld'.startswith((u'hellowo', u'rld', u'lowo'), 3)
assert not u'helloworld'.startswith((u'hellowo', u'ello', u'rld'), 3)
assert u'hello'.startswith((u'lo', u'he'), 0, -1)
assert not u'hello'.startswith((u'he', u'hel'), 0, 1)
assert u'hello'.startswith((u'he', u'hel'), 0, 2)
raises(TypeError, u'hello'.startswith, (42,))
def test_startswith_endswith_convert(self):
assert 'hello'.startswith((u'he\u1111', u'he'))
assert not 'hello'.startswith((u'lo\u1111', u'llo'))
assert 'hello'.startswith((u'hellox\u1111', u'hello'))
assert not 'hello'.startswith((u'lo', u'he\u1111'), 0, -1)
assert not 'hello'.endswith((u'he\u1111', u'he'))
assert 'hello'.endswith((u'\u1111lo', u'llo'))
assert 'hello'.endswith((u'\u1111hellox', u'hello'))
def test_endswith(self):
assert u'ab'.endswith(u'ab') is True
assert u'ab'.endswith(u'b') is True
assert u'ab'.endswith(u'') is True
assert u'x'.endswith(u'a') is False
assert u'x'.endswith(u'x') is True
assert u''.endswith(u'') is True
assert u''.endswith(u'a') is False
assert u'x'.endswith(u'xx') is False
assert u'y'.endswith(u'xx') is False
def test_endswith_more(self):
assert u'abc'.endswith(u'ab', 0, 2) is True
assert u'abc'.endswith(u'bc', 1) is True
assert u'abc'.endswith(u'bc', 2) is False
assert u'abc'.endswith(u'b', -3, -1) is True
def test_endswith_tuple(self):
assert not u'hello'.endswith((u'he', u'ha'))
assert u'hello'.endswith((u'lo', u'llo'))
assert u'hello'.endswith((u'hellox', u'hello'))
assert not u'hello'.endswith(())
assert u'helloworld'.endswith((u'hellowo', u'rld', u'lowo'), 3)
assert not u'helloworld'.endswith((u'hellowo', u'ello', u'rld'), 3, -1)
assert u'hello'.endswith((u'hell', u'ell'), 0, -1)
assert not u'hello'.endswith((u'he', u'hel'), 0, 1)
assert u'hello'.endswith((u'he', u'hell'), 0, 4)
raises(TypeError, u'hello'.endswith, (42,))
def test_expandtabs(self):
assert u'abc\rab\tdef\ng\thi'.expandtabs() == u'abc\rab def\ng hi'
assert u'abc\rab\tdef\ng\thi'.expandtabs(8) == u'abc\rab def\ng hi'
assert u'abc\rab\tdef\ng\thi'.expandtabs(4) == u'abc\rab def\ng hi'
assert u'abc\r\nab\tdef\ng\thi'.expandtabs(4) == u'abc\r\nab def\ng hi'
assert u'abc\rab\tdef\ng\thi'.expandtabs() == u'abc\rab def\ng hi'
assert u'abc\rab\tdef\ng\thi'.expandtabs(8) == u'abc\rab def\ng hi'
assert u'abc\r\nab\r\ndef\ng\r\nhi'.expandtabs(4) == u'abc\r\nab\r\ndef\ng\r\nhi'
s = u'xy\t'
assert s.expandtabs() =='xy '
s = u'\txy\t'
assert s.expandtabs() ==' xy '
assert s.expandtabs(1) ==' xy '
assert s.expandtabs(2) ==' xy '
assert s.expandtabs(3) ==' xy '
assert u'xy'.expandtabs() =='xy'
assert u''.expandtabs() ==''
def test_expandtabs_overflows_gracefully(self):
import sys
if sys.maxint > (1 << 32):
skip("Wrong platform")
raises((OverflowError, MemoryError), u't\tt\t'.expandtabs, sys.maxint)
def test_expandtabs_0(self):
assert u'x\ty'.expandtabs(0) == u'xy'
assert u'x\ty'.expandtabs(-42) == u'xy'
def test_translate(self):
assert u'bbbc' == u'abababc'.translate({ord('a'):None})
assert u'iiic' == u'abababc'.translate({ord('a'):None, ord('b'):ord('i')})
assert u'iiix' == u'abababc'.translate({ord('a'):None, ord('b'):ord('i'), ord('c'):u'x'})
assert u'<i><i><i>c' == u'abababc'.translate({ord('a'):None, ord('b'):u'<i>'})
assert u'c' == u'abababc'.translate({ord('a'):None, ord('b'):u''})
assert u'xyyx' == u'xzx'.translate({ord('z'):u'yy'})
assert u'abcd' == u'ab\0d'.translate(u'c')
assert u'abcd' == u'abcd'.translate(u'')
raises(TypeError, u'hello'.translate)
raises(TypeError, u'abababc'.translate, {ord('a'):''})
raises(TypeError, u'x'.translate, {ord('x'):0x110000})
def test_unicode_from_encoded_object(self):
assert unicode('x', 'utf-8') == u'x'
assert unicode('x', 'utf-8', 'strict') == u'x'
def test_unicode_startswith_tuple(self):
assert u'xxx'.startswith(('x', 'y', 'z'), 0)
assert u'xxx'.endswith(('x', 'y', 'z'), 0)
def test_missing_cases(self):
# some random cases, which are discovered to not be tested during annotation
assert u'xxx'[1:1] == u''
# these tests test lots of encodings, so they really belong to the _codecs
# module. however, they test useful unicode methods too
# they are stolen from CPython's unit tests
def test_codecs_utf7(self):
utfTests = [
(u'A\u2262\u0391.', 'A+ImIDkQ.'), # RFC2152 example
(u'Hi Mom -\u263a-!', 'Hi Mom -+Jjo--!'), # RFC2152 example
(u'\u65E5\u672C\u8A9E', '+ZeVnLIqe-'), # RFC2152 example
(u'Item 3 is \u00a31.', 'Item 3 is +AKM-1.'), # RFC2152 example
(u'+', '+-'),
(u'+-', '+--'),
(u'+?', '+-?'),
(u'\?', '+AFw?'),
(u'+?', '+-?'),
(ur'\\?', '+AFwAXA?'),
(ur'\\\?', '+AFwAXABc?'),
(ur'++--', '+-+---'),
]
for (x, y) in utfTests:
assert x.encode('utf-7') == y
# surrogates are supported
assert unicode('+3ADYAA-', 'utf-7') == u'\udc00\ud800'
assert unicode('+AB', 'utf-7', 'replace') == u'\ufffd'
def test_codecs_utf8(self):
assert u''.encode('utf-8') == ''
assert u'\u20ac'.encode('utf-8') == '\xe2\x82\xac'
assert u'\ud800\udc02'.encode('utf-8') == '\xf0\x90\x80\x82'
assert u'\ud84d\udc56'.encode('utf-8') == '\xf0\xa3\x91\x96'
assert u'\ud800\udc02'.encode('uTf-8') == '\xf0\x90\x80\x82'
assert u'\ud84d\udc56'.encode('Utf8') == '\xf0\xa3\x91\x96'
assert u'\ud800'.encode('utf-8') == '\xed\xa0\x80'
assert u'\udc00'.encode('utf-8') == '\xed\xb0\x80'
assert (u'\ud800\udc02'*1000).encode('utf-8') == '\xf0\x90\x80\x82'*1000
assert (
u'\u6b63\u78ba\u306b\u8a00\u3046\u3068\u7ffb\u8a33\u306f'
u'\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3002\u4e00'
u'\u90e8\u306f\u30c9\u30a4\u30c4\u8a9e\u3067\u3059\u304c'
u'\u3001\u3042\u3068\u306f\u3067\u305f\u3089\u3081\u3067'
u'\u3059\u3002\u5b9f\u969b\u306b\u306f\u300cWenn ist das'
u' Nunstuck git und'.encode('utf-8') ==
'\xe6\xad\xa3\xe7\xa2\xba\xe3\x81\xab\xe8\xa8\x80\xe3\x81'
'\x86\xe3\x81\xa8\xe7\xbf\xbb\xe8\xa8\xb3\xe3\x81\xaf\xe3'
'\x81\x95\xe3\x82\x8c\xe3\x81\xa6\xe3\x81\x84\xe3\x81\xbe'
'\xe3\x81\x9b\xe3\x82\x93\xe3\x80\x82\xe4\xb8\x80\xe9\x83'
'\xa8\xe3\x81\xaf\xe3\x83\x89\xe3\x82\xa4\xe3\x83\x84\xe8'
'\xaa\x9e\xe3\x81\xa7\xe3\x81\x99\xe3\x81\x8c\xe3\x80\x81'
'\xe3\x81\x82\xe3\x81\xa8\xe3\x81\xaf\xe3\x81\xa7\xe3\x81'
'\x9f\xe3\x82\x89\xe3\x82\x81\xe3\x81\xa7\xe3\x81\x99\xe3'
'\x80\x82\xe5\xae\x9f\xe9\x9a\x9b\xe3\x81\xab\xe3\x81\xaf'
'\xe3\x80\x8cWenn ist das Nunstuck git und'
)
# UTF-8 specific decoding tests
assert unicode('\xf0\xa3\x91\x96', 'utf-8') == u'\U00023456'
assert unicode('\xf0\x90\x80\x82', 'utf-8') == u'\U00010002'
assert unicode('\xe2\x82\xac', 'utf-8') == u'\u20ac'
def test_codecs_errors(self):
# Error handling (encoding)
raises(UnicodeError, u'Andr\202 x'.encode, 'ascii')
raises(UnicodeError, u'Andr\202 x'.encode, 'ascii','strict')
assert u'Andr\202 x'.encode('ascii','ignore') == "Andr x"
assert u'Andr\202 x'.encode('ascii','replace') == "Andr? x"
# Error handling (decoding)
raises(UnicodeError, unicode, 'Andr\202 x', 'ascii')
raises(UnicodeError, unicode, 'Andr\202 x', 'ascii','strict')
assert unicode('Andr\202 x','ascii','ignore') == u"Andr x"
assert unicode('Andr\202 x','ascii','replace') == u'Andr\uFFFD x'
# Error handling (unknown character names)
assert "\\N{foo}xx".decode("unicode-escape", "ignore") == u"xx"
# Error handling (truncated escape sequence)
raises(UnicodeError, "\\".decode, "unicode-escape")
raises(UnicodeError, "\xc2".decode, "utf-8")
assert '\xe1\x80'.decode('utf-8', 'replace') == u"\ufffd"
def test_repr_bug(self):
assert (repr(u'\U00090418\u027d\U000582b9\u54c3\U000fcb6e') ==
"u'\\U00090418\\u027d\\U000582b9\\u54c3\\U000fcb6e'")
assert (repr(u'\n') ==
"u'\\n'")
def test_partition(self):
assert (u'this is the par', u'ti', u'tion method') == \
u'this is the partition method'.partition(u'ti')
# from raymond's original specification
S = u'http://www.python.org'
assert (u'http', u'://', u'www.python.org') == S.partition(u'://')
assert (u'http://www.python.org', u'', u'') == S.partition(u'?')
assert (u'', u'http://', u'www.python.org') == S.partition(u'http://')
assert (u'http://www.python.', u'org', u'') == S.partition(u'org')
raises(ValueError, S.partition, u'')
raises(TypeError, S.partition, None)
def test_rpartition(self):
assert (u'this is the rparti', u'ti', u'on method') == \
u'this is the rpartition method'.rpartition(u'ti')
# from raymond's original specification
S = u'http://www.python.org'
assert (u'http', u'://', u'www.python.org') == S.rpartition(u'://')
assert (u'', u'', u'http://www.python.org') == S.rpartition(u'?')
assert (u'', u'http://', u'www.python.org') == S.rpartition(u'http://')
assert (u'http://www.python.', u'org', u'') == S.rpartition(u'org')
raises(ValueError, S.rpartition, u'')
raises(TypeError, S.rpartition, None)
def test_partition_str_unicode(self):
x = 'abbbd'.rpartition(u'bb')
assert x == (u'ab', u'bb', u'd')
assert map(type, x) == [unicode, unicode, unicode]
raises(UnicodeDecodeError, '\x80'.partition, u'')
raises(UnicodeDecodeError, '\x80'.rpartition, u'')
def test_mul(self):
zero = 0
assert type(u'' * zero) == type(zero * u'') == unicode
assert u'' * zero == zero * u'' == u''
assert u'x' * zero == zero * u'x' == u''
assert type(u'x' * zero) == type(zero * u'x') == unicode
assert u'123' * zero == zero * u'123' == u''
assert type(u'123' * zero) == type(zero * u'123') == unicode
for i in range(10):
u = u'123' * i
assert len(u) == 3*i
for j in range(0, i, 3):
assert u[j+0] == u'1'
assert u[j+1] == u'2'
assert u[j+2] == u'3'
assert u'123' * i == i * u'123'
def test_index(self):
assert u"rrarrrrrrrrra".index(u'a', 4, None) == 12
assert u"rrarrrrrrrrra".index(u'a', None, 6) == 2
assert u"\u1234\u4321\u5678".index(u'\u5678', 1) == 2
def test_rindex(self):
from sys import maxint
assert u'abcdefghiabc'.rindex(u'') == 12
assert u'abcdefghiabc'.rindex(u'def') == 3
assert u'abcdefghiabc'.rindex(u'abc') == 9
assert u'abcdefghiabc'.rindex(u'abc', 0, -1) == 0
assert u'abcdefghiabc'.rindex(u'abc', -4*maxint, 4*maxint) == 9
assert u'rrarrrrrrrrra'.rindex(u'a', 4, None) == 12
assert u"\u1234\u5678".rindex(u'\u5678') == 1
raises(ValueError, u'abcdefghiabc'.rindex, u'hib')
raises(ValueError, u'defghiabc'.rindex, u'def', 1)
raises(ValueError, u'defghiabc'.rindex, u'abc', 0, -1)
raises(ValueError, u'abcdefghi'.rindex, u'ghi', 0, 8)
raises(ValueError, u'abcdefghi'.rindex, u'ghi', 0, -1)
raises(TypeError, u'abcdefghijklmn'.rindex, u'abc', 0, 0.0)
raises(TypeError, u'abcdefghijklmn'.rindex, u'abc', -10.0, 30)
def test_rfind(self):
assert u'abcdefghiabc'.rfind(u'abc') == 9
assert u'abcdefghiabc'.rfind(u'') == 12
assert u'abcdefghiabc'.rfind(u'abcd') == 0
assert u'abcdefghiabc'.rfind(u'abcz') == -1
assert u"\u1234\u5678".rfind(u'\u5678') == 1
def test_rfind_corner_case(self):
assert u'abc'.rfind('', 4) == -1
def test_find_index_str_unicode(self):
assert u'abcdefghiabc'.find(u'bc') == 1
assert u'ab\u0105b\u0107'.find('b', 2) == 3
assert u'ab\u0105b\u0107'.find('b', 0, 1) == -1
assert 'abcdefghiabc'.rfind(u'abc') == 9
raises(UnicodeDecodeError, '\x80'.find, u'')
raises(UnicodeDecodeError, '\x80'.rfind, u'')
assert 'abcdefghiabc'.index(u'bc') == 1
assert 'abcdefghiabc'.rindex(u'abc') == 9
raises(UnicodeDecodeError, '\x80'.index, u'')
raises(UnicodeDecodeError, '\x80'.rindex, u'')
assert u"\u1234\u5678".find(u'\u5678') == 1
def test_count_unicode(self):
assert u'aaa'.count('', 10) == 0
assert u'aaa'.count('', 3) == 1
assert u"".count(u"x") ==0
assert u"".count(u"") ==1
assert u"Python".count(u"") ==7
assert u"ab aaba".count(u"ab") ==2
assert u'aaa'.count(u'a') == 3
assert u'aaa'.count(u'b') == 0
assert u'aaa'.count(u'a', -1) == 1
assert u'aaa'.count(u'a', -10) == 3
assert u'aaa'.count(u'a', 0, -1) == 2
assert u'aaa'.count(u'a', 0, -10) == 0
assert u'ababa'.count(u'aba') == 1
def test_count_str_unicode(self):
assert 'aaa'.count(u'a') == 3
assert 'aaa'.count(u'b') == 0
assert 'aaa'.count(u'a', -1) == 1
assert 'aaa'.count(u'a', -10) == 3
assert 'aaa'.count(u'a', 0, -1) == 2
assert 'aaa'.count(u'a', 0, -10) == 0
assert 'ababa'.count(u'aba') == 1
raises(UnicodeDecodeError, '\x80'.count, u'')
def test_swapcase(self):
assert u'\xe4\xc4\xdf'.swapcase() == u'\xc4\xe4\xdf'
assert u'\ud800'.swapcase() == u'\ud800'
def test_buffer(self):
buf = buffer(u'XY')
assert str(buf) in ['X\x00Y\x00',
'\x00X\x00Y',
'X\x00\x00\x00Y\x00\x00\x00',
'\x00\x00\x00X\x00\x00\x00Y']
def test_call_special_methods(self):
# xxx not completely clear if these are implementation details or not
assert 'abc'.__add__(u'def') == u'abcdef'
assert u'abc'.__add__(u'def') == u'abcdef'
assert u'abc'.__add__('def') == u'abcdef'
assert u'abc'.__rmod__(u'%s') == u'abc'
ret = u'abc'.__rmod__('%s')
raises(AttributeError, "u'abc'.__radd__(u'def')")
def test_str_unicode_concat_overrides(self):
"Test from Jython about being bug-compatible with CPython."
def check(value, expected):
assert type(value) == type(expected)
assert value == expected
def _test_concat(t1, t2):
tprecedent = str
if issubclass(t1, unicode) or issubclass(t2, unicode):
tprecedent = unicode
class SubclassB(t2):
def __add__(self, other):
return SubclassB(t2(self) + t2(other))
check(SubclassB('py') + SubclassB('thon'), SubclassB('python'))
check(t1('python') + SubclassB('3'), tprecedent('python3'))
check(SubclassB('py') + t1('py'), SubclassB('pypy'))
class SubclassC(t2):
def __radd__(self, other):
return SubclassC(t2(other) + t2(self))
check(SubclassC('stack') + SubclassC('less'), t2('stackless'))
check(t1('iron') + SubclassC('python'), SubclassC('ironpython'))
check(SubclassC('tiny') + t1('py'), tprecedent('tinypy'))
class SubclassD(t2):
def __add__(self, other):
return SubclassD(t2(self) + t2(other))
def __radd__(self, other):
return SubclassD(t2(other) + t2(self))
check(SubclassD('di') + SubclassD('ct'), SubclassD('dict'))
check(t1('list') + SubclassD(' comp'), SubclassD('list comp'))
check(SubclassD('dun') + t1('der'), SubclassD('dunder'))
_test_concat(str, str)
_test_concat(unicode, unicode)
# the following two cases are really there to emulate a CPython bug.
_test_concat(str, unicode) # uses hack in add__String_Unicode()
_test_concat(unicode, str) # uses hack in descroperation.binop_impl()
def test_returns_subclass(self):
class X(unicode):
pass
class Y(object):
def __unicode__(self):
return X("stuff")
assert unicode(Y()).__class__ is X
def test_getslice(self):
assert u'123456'.__getslice__(1, 5) == u'2345'
s = u"\u0105b\u0107"
assert s[:] == u"\u0105b\u0107"
assert s[1:] == u"b\u0107"
assert s[:2] == u"\u0105b"
assert s[1:2] == u"b"
assert s[-2:] == u"b\u0107"
assert s[:-1] == u"\u0105b"
assert s[-2:2] == u"b"
assert s[1:-1] == u"b"
assert s[-2:-1] == u"b"
def test_getitem_slice(self):
assert u'123456'.__getitem__(slice(1, 5)) == u'2345'
s = u"\u0105b\u0107"
assert s[slice(3)] == u"\u0105b\u0107"
assert s[slice(1, 3)] == u"b\u0107"
assert s[slice(2)] == u"\u0105b"
assert s[slice(1,2)] == u"b"
assert s[slice(-2,3)] == u"b\u0107"
assert s[slice(-1)] == u"\u0105b"
assert s[slice(-2,2)] == u"b"
assert s[slice(1,-1)] == u"b"
assert s[slice(-2,-1)] == u"b"
assert u"abcde"[::2] == u"ace"
assert u"\u0105\u0106\u0107abcd"[::2] == u"\u0105\u0107bd"
def test_no_len_on_str_iter(self):
iterable = u"hello"
raises(TypeError, len, iter(iterable))
def test_encode_raw_unicode_escape(self):
u = unicode('\\', 'raw_unicode_escape')
assert u == u'\\'
def test_decode_from_buffer(self):
buf = buffer('character buffers are decoded to unicode')
u = unicode(buf, 'utf-8', 'strict')
assert u == u'character buffers are decoded to unicode'
def test_unicode_conversion_with__unicode__(self):
class A(unicode):
def __unicode__(self):
return "foo"
class B(unicode):
pass
a = A('bar')
assert a == 'bar'
assert unicode(a) == 'foo'
b = B('bar')
assert b == 'bar'
assert unicode(b) == 'bar'
def test_unicode_conversion_with__str__(self):
# new-style classes
class A(object):
def __str__(self):
return u'\u1234'
s = unicode(A())
assert type(s) is unicode
assert s == u'\u1234'
# with old-style classes, it's different, but it should work as well
class A:
def __str__(self):
return u'\u1234'
s = unicode(A())
assert type(s) is unicode
assert s == u'\u1234'
def test_formatting_unicode__str__(self):
class A:
def __init__(self, num):
self.num = num
def __str__(self):
return unichr(self.num)
s = '%s' % A(111) # this is ASCII
assert type(s) is unicode
assert s == chr(111)
s = '%s' % A(0x1234) # this is not ASCII
assert type(s) is unicode
assert s == u'\u1234'
# now the same with a new-style class...
class A(object):
def __init__(self, num):
self.num = num
def __str__(self):
return unichr(self.num)
s = '%s' % A(111) # this is ASCII
assert type(s) is unicode
assert s == chr(111)
s = '%s' % A(0x1234) # this is not ASCII
assert type(s) is unicode
assert s == u'\u1234'
def test_formatting_unicode__str__2(self):
class A:
def __str__(self):
return u'baz'
class B:
def __str__(self):
return 'foo'
def __unicode__(self):
return u'bar'
a = A()
b = B()
s = '%s %s' % (a, b)
assert s == u'baz bar'
skip("but this case here is completely insane")
s = '%s %s' % (b, a)
assert s == u'foo baz'
def test_formatting_unicode__str__3(self):
# "bah" is all I can say
class X(object):
def __repr__(self):
return u'\u1234'
'%s' % X()
#
class X(object):
def __str__(self):
return u'\u1234'
'%s' % X()
def test_format_repeat(self):
assert format(u"abc", u"z<5") == u"abczz"
assert format(u"abc", u"\u2007<5") == u"abc\u2007\u2007"
# raises UnicodeEncodeError, like CPython does
raises(UnicodeEncodeError, format, 123, u"\u2007<5")
def test_formatting_char(self):
for num in range(0x80,0x100):
uchar = unichr(num)
print num
assert uchar == u"%c" % num # works only with ints
assert uchar == u"%c" % uchar # and unicode chars
# the implicit decoding should fail for non-ascii chars
raises(UnicodeDecodeError, u"%c".__mod__, chr(num))
raises(UnicodeDecodeError, u"%s".__mod__, chr(num))
def test_str_subclass(self):
class Foo9(str):
def __unicode__(self):
return u"world"
assert unicode(Foo9("hello")) == u"world"
def test_class_with_both_str_and_unicode(self):
class A(object):
def __str__(self):
return 'foo'
def __unicode__(self):
return u'bar'
assert unicode(A()) == u'bar'
class A:
def __str__(self):
return 'foo'
def __unicode__(self):
return u'bar'
assert unicode(A()) == u'bar'
def test_format_unicode_subclass(self):
class U(unicode):
def __unicode__(self):
return u'__unicode__ overridden'
u = U(u'xxx')
assert repr("%s" % u) == "u'__unicode__ overridden'"
assert repr("{}".format(u)) == "'__unicode__ overridden'"
def test_format_c_overflow(self):
import sys
raises(OverflowError, u'{0:c}'.format, -1)
raises(OverflowError, u'{0:c}'.format, sys.maxunicode + 1)
def test_replace_with_buffer(self):
assert u'abc'.replace(buffer('b'), buffer('e')) == u'aec'
assert u'abc'.replace(buffer('b'), u'e') == u'aec'
assert u'abc'.replace(u'b', buffer('e')) == u'aec'
def test_unicode_subclass(self):
class S(unicode):
pass
a = S(u'hello \u1234')
b = unicode(a)
assert type(b) is unicode
assert b == u'hello \u1234'
assert u'%s' % S(u'mar\xe7') == u'mar\xe7'
def test_isdecimal(self):
assert u'0'.isdecimal()
assert not u''.isdecimal()
assert not u'a'.isdecimal()
assert not u'\u2460'.isdecimal() # CIRCLED DIGIT ONE
def test_isnumeric(self):
assert u'0'.isnumeric()
assert not u''.isnumeric()
assert not u'a'.isnumeric()
assert u'\u2460'.isnumeric() # CIRCLED DIGIT ONE
def test_replace_str_unicode(self):
res = 'one!two!three!'.replace(u'!', u'@', 1)
assert res == u'one@two!three!'
assert type(res) == unicode
raises(UnicodeDecodeError, '\x80'.replace, 'a', u'b')
raises(UnicodeDecodeError, '\x80'.replace, u'a', 'b')
def test_join_subclass(self):
class UnicodeSubclass(unicode):
pass
class StrSubclass(str):
pass
s1 = UnicodeSubclass(u'a')
assert u''.join([s1]) is not s1
s2 = StrSubclass(u'a')
assert u''.join([s2]) is not s2
def test_encoding_and_errors_cant_be_none(self):
raises(TypeError, "''.decode(None)")
raises(TypeError, "u''.encode(None)")
raises(TypeError, "unicode('', encoding=None)")
raises(TypeError, 'u"".encode("utf-8", None)')
def test_unicode_constructor_misc(self):
x = u'foo'
x += u'bar'
assert unicode(x) is x
#
class U(unicode):
def __unicode__(self):
return u'BOK'
u = U(x)
assert unicode(u) == u'BOK'
#
class U2(unicode):
pass
z = U2(u'foobaz')
assert type(unicode(z)) is unicode
assert unicode(z) == u'foobaz'
#
assert unicode(encoding='supposedly_the_encoding') == u''
assert unicode(errors='supposedly_the_error') == u''
e = raises(TypeError, unicode, u'', 'supposedly_the_encoding')
assert str(e.value) == 'decoding Unicode is not supported'
e = raises(TypeError, unicode, u'', errors='supposedly_the_error')
assert str(e.value) == 'decoding Unicode is not supported'
e = raises(TypeError, unicode, u, 'supposedly_the_encoding')
assert str(e.value) == 'decoding Unicode is not supported'
e = raises(TypeError, unicode, z, 'supposedly_the_encoding')
assert str(e.value) == 'decoding Unicode is not supported'
def test_newlist_utf8_non_ascii(self):
'ä'.split("\n")[0] # does not crash
def test_replace_no_occurrence(self):
x = u"xyz"
assert x.replace(u"a", u"b") is x
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