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import sys, py
from rpython.rlib.rstring import StringBuilder, UnicodeBuilder, split, rsplit
from rpython.rlib.rstring import replace, startswith, endswith
from rpython.rlib.rstring import find, rfind, count
from rpython.rlib.buffer import StringBuffer
from rpython.rtyper.test.tool import BaseRtypingTest
def test_split():
def check_split(value, sub, *args, **kwargs):
result = kwargs['res']
assert split(value, sub, *args) == result
list_result = [list(i) for i in result]
assert split(list(value), sub, *args) == list_result
assert split(buffer(value), sub, *args) == result
check_split("", 'x', res=[''])
check_split("a", "a", 1, res=['', ''])
check_split(" ", " ", 1, res=['', ''])
check_split("aa", "a", 2, res=['', '', ''])
check_split('a|b|c|d', '|', res=['a', 'b', 'c', 'd'])
check_split('a|b|c|d', '|', 2, res=['a', 'b', 'c|d'])
check_split('a//b//c//d', '//', res=['a', 'b', 'c', 'd'])
check_split('a//b//c//d', '//', 2, res=['a', 'b', 'c//d'])
check_split('endcase test', 'test', res=['endcase ', ''])
py.test.raises(ValueError, split, 'abc', '')
def test_split_None():
assert split("") == []
assert split(' a\ta\na b') == ['a', 'a', 'a', 'b']
assert split(" a a ", maxsplit=1) == ['a', 'a ']
def test_split_unicode():
assert split(u"", u'x') == [u'']
assert split(u"a", u"a", 1) == [u'', u'']
assert split(u" ", u" ", 1) == [u'', u'']
assert split(u"aa", u"a", 2) == [u'', u'', u'']
assert split(u'a|b|c|d', u'|') == [u'a', u'b', u'c', u'd']
assert split(u'a|b|c|d', u'|', 2) == [u'a', u'b', u'c|d']
assert split(u'a//b//c//d', u'//') == [u'a', u'b', u'c', u'd']
assert split(u'endcase test', u'test') == [u'endcase ', u'']
py.test.raises(ValueError, split, u'abc', u'')
def test_rsplit():
def check_rsplit(value, sub, *args, **kwargs):
result = kwargs['res']
assert rsplit(value, sub, *args) == result
list_result = [list(i) for i in result]
assert rsplit(list(value), sub, *args) == list_result
assert rsplit(buffer(value), sub, *args) == result
check_rsplit("a", "a", 1, res=['', ''])
check_rsplit(" ", " ", 1, res=['', ''])
check_rsplit("aa", "a", 2, res=['', '', ''])
check_rsplit('a|b|c|d', '|', res=['a', 'b', 'c', 'd'])
check_rsplit('a|b|c|d', '|', 2, res=['a|b', 'c', 'd'])
check_rsplit('a//b//c//d', '//', res=['a', 'b', 'c', 'd'])
check_rsplit('endcase test', 'test', res=['endcase ', ''])
py.test.raises(ValueError, rsplit, "abc", '')
def test_rsplit_None():
assert rsplit("") == []
assert rsplit(' a\ta\na b') == ['a', 'a', 'a', 'b']
assert rsplit(" a a ", maxsplit=1) == [' a', 'a']
def test_rsplit_unicode():
assert rsplit(u"a", u"a", 1) == [u'', u'']
assert rsplit(u" ", u" ", 1) == [u'', u'']
assert rsplit(u"aa", u"a", 2) == [u'', u'', u'']
assert rsplit(u'a|b|c|d', u'|') == [u'a', u'b', u'c', u'd']
assert rsplit(u'a|b|c|d', u'|', 2) == [u'a|b', u'c', u'd']
assert rsplit(u'a//b//c//d', u'//') == [u'a', u'b', u'c', u'd']
assert rsplit(u'endcase test', u'test') == [u'endcase ', u'']
py.test.raises(ValueError, rsplit, u"abc", u'')
def test_string_replace():
def check_replace(value, sub, *args, **kwargs):
result = kwargs['res']
assert replace(value, sub, *args) == result
assert replace(list(value), sub, *args) == list(result)
check_replace('one!two!three!', '!', '@', 1, res='one@two!three!')
check_replace('one!two!three!', '!', '', res='onetwothree')
check_replace('one!two!three!', '!', '@', 2, res='one@two@three!')
check_replace('one!two!three!', '!', '@', 3, res='one@two@three@')
check_replace('one!two!three!', '!', '@', 4, res='one@two@three@')
check_replace('one!two!three!', '!', '@', 0, res='one!two!three!')
check_replace('one!two!three!', '!', '@', res='one@two@three@')
check_replace('one!two!three!', 'x', '@', res='one!two!three!')
check_replace('one!two!three!', 'x', '@', 2, res='one!two!three!')
check_replace('abc', '', '-', res='-a-b-c-')
check_replace('abc', '', '-', 3, res='-a-b-c')
check_replace('abc', '', '-', 0, res='abc')
check_replace('', '', '', res='')
check_replace('', '', 'a', res='a')
check_replace('abc', 'ab', '--', 0, res='abc')
check_replace('abc', 'xy', '--', res='abc')
check_replace('123', '123', '', res='')
check_replace('123123', '123', '', res='')
check_replace('123x123', '123', '', res='x')
def test_string_replace_overflow():
if sys.maxint > 2**31-1:
py.test.skip("Wrong platform")
s = "a" * (2**16)
with py.test.raises(OverflowError):
replace(s, "", s)
with py.test.raises(OverflowError):
replace(s, "a", s)
with py.test.raises(OverflowError):
replace(s, "a", s, len(s) - 10)
def test_unicode_replace():
assert replace(u'one!two!three!', u'!', u'@', 1) == u'one@two!three!'
assert replace(u'one!two!three!', u'!', u'') == u'onetwothree'
assert replace(u'one!two!three!', u'!', u'@', 2) == u'one@two@three!'
assert replace(u'one!two!three!', u'!', u'@', 3) == u'one@two@three@'
assert replace(u'one!two!three!', u'!', u'@', 4) == u'one@two@three@'
assert replace(u'one!two!three!', u'!', u'@', 0) == u'one!two!three!'
assert replace(u'one!two!three!', u'!', u'@') == u'one@two@three@'
assert replace(u'one!two!three!', u'x', u'@') == u'one!two!three!'
assert replace(u'one!two!three!', u'x', u'@', 2) == u'one!two!three!'
assert replace(u'abc', u'', u'-') == u'-a-b-c-'
assert replace(u'abc', u'', u'-', 3) == u'-a-b-c'
assert replace(u'abc', u'', u'-', 0) == u'abc'
assert replace(u'', u'', u'') == u''
assert replace(u'', u'', u'a') == u'a'
assert replace(u'abc', u'ab', u'--', 0) == u'abc'
assert replace(u'abc', u'xy', u'--') == u'abc'
assert replace(u'123', u'123', u'') == u''
assert replace(u'123123', u'123', u'') == u''
assert replace(u'123x123', u'123', u'') == u'x'
def test_unicode_replace_overflow():
if sys.maxint > 2**31-1:
py.test.skip("Wrong platform")
s = u"a" * (2**16)
with py.test.raises(OverflowError):
replace(s, u"", s)
with py.test.raises(OverflowError):
replace(s, u"a", s)
with py.test.raises(OverflowError):
replace(s, u"a", s, len(s) - 10)
def test_startswith():
def check_startswith(value, sub, *args, **kwargs):
result = kwargs['res']
assert startswith(value, sub, *args) is result
assert startswith(list(value), sub, *args) is result
check_startswith('ab', 'ab', res=True)
check_startswith('ab', 'a', res=True)
check_startswith('ab', '', res=True)
check_startswith('x', 'a', res=False)
check_startswith('x', 'x', res=True)
check_startswith('', '', res=True)
check_startswith('', 'a', res=False)
check_startswith('x', 'xx', res=False)
check_startswith('y', 'xx', res=False)
check_startswith('ab', 'a', 0, res=True)
check_startswith('ab', 'a', 1, res=False)
check_startswith('ab', 'b', 1, res=True)
check_startswith('abc', 'bc', 1, 2, res=False)
check_startswith('abc', 'c', -1, 4, res=True)
def test_endswith():
def check_endswith(value, sub, *args, **kwargs):
result = kwargs['res']
assert endswith(value, sub, *args) is result
assert endswith(list(value), sub, *args) is result
check_endswith('ab', 'ab', res=True)
check_endswith('ab', 'b', res=True)
check_endswith('ab', '', res=True)
check_endswith('x', 'a', res=False)
check_endswith('x', 'x', res=True)
check_endswith('', '', res=True)
check_endswith('', 'a', res=False)
check_endswith('x', 'xx', res=False)
check_endswith('y', 'xx', res=False)
check_endswith('abc', 'ab', 0, 2, res=True)
check_endswith('abc', 'bc', 1, res=True)
check_endswith('abc', 'bc', 2, res=False)
check_endswith('abc', 'b', -3, -1, res=True)
def test_string_builder():
s = StringBuilder()
s.append("a")
s.append("abc")
assert s.getlength() == len('aabc')
s.append("a")
s.append_slice("abc", 1, 2)
s.append_multiple_char('d', 4)
result = s.build()
assert result == "aabcabdddd"
assert result == s.build()
s.append("x")
assert s.build() == result + "x"
def test_unicode_builder():
s = UnicodeBuilder()
s.append(u'a')
s.append(u'abc')
s.append_slice(u'abcdef', 1, 2)
assert s.getlength() == len('aabcb')
s.append_multiple_char(u'd', 4)
result = s.build()
assert result == 'aabcbdddd'
assert isinstance(result, unicode)
def test_search():
def check_search(func, value, sub, *args, **kwargs):
result = kwargs['res']
assert func(value, sub, *args) == result
assert func(list(value), sub, *args) == result
check_search(find, 'one two three', 'ne', 0, 13, res=1)
check_search(find, 'one two three', 'ne', 5, 13, res=-1)
check_search(find, 'one two three', '', 0, 13, res=0)
check_search(rfind, 'one two three', 'e', 0, 13, res=12)
check_search(rfind, 'one two three', 'e', 0, 1, res=-1)
check_search(rfind, 'one two three', '', 0, 13, res=13)
check_search(count, 'one two three', 'e', 0, 13, res=3)
check_search(count, 'one two three', 'e', 0, 1, res=0)
check_search(count, 'one two three', '', 0, 13, res=14)
check_search(count, '', 'ab', 0, 0, res=0)
check_search(count, 'a', 'ab', 0, 1, res=0)
check_search(count, 'ac', 'ab', 0, 2, res=0)
class TestTranslates(BaseRtypingTest):
def test_split_rsplit(self):
def fn():
res = True
res = res and split('a//b//c//d', '//') == ['a', 'b', 'c', 'd']
res = res and split(' a\ta\na b') == ['a', 'a', 'a', 'b']
res = res and split('a//b//c//d', '//', 2) == ['a', 'b', 'c//d']
res = res and split('abcd,efghi', ',') == ['abcd', 'efghi']
res = res and split(u'a//b//c//d', u'//') == [u'a', u'b', u'c', u'd']
res = res and split(u'endcase test', u'test') == [u'endcase ', u'']
res = res and rsplit('a|b|c|d', '|', 2) == ['a|b', 'c', 'd']
res = res and rsplit('a//b//c//d', '//') == ['a', 'b', 'c', 'd']
res = res and rsplit(u'a|b|c|d', u'|') == [u'a', u'b', u'c', u'd']
res = res and rsplit(u'a|b|c|d', u'|', 2) == [u'a|b', u'c', u'd']
res = res and rsplit(u'a//b//c//d', u'//') == [u'a', u'b', u'c', u'd']
return res
res = self.interpret(fn, [])
assert res
def test_buffer_parameter(self):
def fn():
res = True
res = res and find('a//b//c//d', StringBuffer('//'), 0, 10) != -1
res = res and rfind('a//b//c//d', StringBuffer('//'), 0, 10) != -1
res = res and count('a//b//c//d', StringBuffer('//'), 0, 10) != 0
return res
res = self.interpret(fn, [])
assert res
def test_replace(self):
def fn():
res = True
res = res and replace('abc', 'ab', '--', 0) == 'abc'
res = res and replace('abc', 'xy', '--') == 'abc'
res = res and replace('abc', 'ab', '--', 0) == 'abc'
res = res and replace('abc', 'xy', '--') == 'abc'
return res
res = self.interpret(fn, [])
assert res
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