634 lines
29 KiB
Python
634 lines
29 KiB
Python
"""
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Common tests shared by test_str, test_unicode, test_userstring and test_string.
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"""
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import unittest, string, sys
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from test import test_support
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from UserList import UserList
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class Sequence:
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def __init__(self, seq='wxyz'): self.seq = seq
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def __len__(self): return len(self.seq)
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def __getitem__(self, i): return self.seq[i]
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class BadSeq1(Sequence):
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def __init__(self): self.seq = [7, 'hello', 123L]
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class BadSeq2(Sequence):
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def __init__(self): self.seq = ['a', 'b', 'c']
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def __len__(self): return 8
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class CommonTest(unittest.TestCase):
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# This testcase contains test that can be used in all
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# stringlike classes. Currently this is str, unicode
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# UserString and the string module.
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# The type to be tested
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# Change in subclasses to change the behaviour of fixtesttype()
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type2test = None
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# All tests pass their arguments to the testing methods
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# as str objects. fixtesttype() can be used to propagate
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# these arguments to the appropriate type
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def fixtype(self, obj):
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if isinstance(obj, str):
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return self.__class__.type2test(obj)
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elif isinstance(obj, list):
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return [self.fixtype(x) for x in obj]
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elif isinstance(obj, tuple):
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return tuple([self.fixtype(x) for x in obj])
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elif isinstance(obj, dict):
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return dict([
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(self.fixtype(key), self.fixtype(value))
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for (key, value) in obj.iteritems()
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])
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else:
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return obj
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# check that object.method(*args) returns result
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def checkequal(self, result, object, methodname, *args):
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result = self.fixtype(result)
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object = self.fixtype(object)
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args = self.fixtype(args)
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realresult = getattr(object, methodname)(*args)
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self.assertEqual(
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result,
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realresult
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)
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# if the original is returned make sure that
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# this doesn't happen with subclasses
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if object == realresult:
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class subtype(self.__class__.type2test):
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pass
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object = subtype(object)
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realresult = getattr(object, methodname)(*args)
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self.assert_(object is not realresult)
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# check that object.method(*args) raises exc
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def checkraises(self, exc, object, methodname, *args):
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object = self.fixtype(object)
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args = self.fixtype(args)
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self.assertRaises(
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exc,
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getattr(object, methodname),
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*args
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)
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# call object.method(*args) without any checks
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def checkcall(self, object, methodname, *args):
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object = self.fixtype(object)
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args = self.fixtype(args)
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getattr(object, methodname)(*args)
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def test_capitalize(self):
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self.checkequal(' hello ', ' hello ', 'capitalize')
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self.checkequal('Hello ', 'Hello ','capitalize')
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self.checkequal('Hello ', 'hello ','capitalize')
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self.checkequal('Aaaa', 'aaaa', 'capitalize')
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self.checkequal('Aaaa', 'AaAa', 'capitalize')
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self.checkraises(TypeError, 'hello', 'capitalize', 42)
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def test_count(self):
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self.checkequal(3, 'aaa', 'count', 'a')
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self.checkequal(0, 'aaa', 'count', 'b')
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self.checkequal(3, 'aaa', 'count', 'a')
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self.checkequal(0, 'aaa', 'count', 'b')
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self.checkequal(3, 'aaa', 'count', 'a')
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self.checkequal(0, 'aaa', 'count', 'b')
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self.checkequal(0, 'aaa', 'count', 'b')
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self.checkequal(1, 'aaa', 'count', 'a', -1)
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self.checkequal(3, 'aaa', 'count', 'a', -10)
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self.checkequal(2, 'aaa', 'count', 'a', 0, -1)
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self.checkequal(0, 'aaa', 'count', 'a', 0, -10)
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self.checkraises(TypeError, 'hello', 'count')
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self.checkraises(TypeError, 'hello', 'count', 42)
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def test_find(self):
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self.checkequal(0, 'abcdefghiabc', 'find', 'abc')
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self.checkequal(9, 'abcdefghiabc', 'find', 'abc', 1)
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self.checkequal(-1, 'abcdefghiabc', 'find', 'def', 4)
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self.checkraises(TypeError, 'hello', 'find')
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self.checkraises(TypeError, 'hello', 'find', 42)
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def test_rfind(self):
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self.checkequal(9, 'abcdefghiabc', 'rfind', 'abc')
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self.checkequal(12, 'abcdefghiabc', 'rfind', '')
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self.checkequal(0, 'abcdefghiabc', 'rfind', 'abcd')
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self.checkequal(-1, 'abcdefghiabc', 'rfind', 'abcz')
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self.checkraises(TypeError, 'hello', 'rfind')
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self.checkraises(TypeError, 'hello', 'rfind', 42)
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def test_index(self):
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self.checkequal(0, 'abcdefghiabc', 'index', '')
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self.checkequal(3, 'abcdefghiabc', 'index', 'def')
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self.checkequal(0, 'abcdefghiabc', 'index', 'abc')
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self.checkequal(9, 'abcdefghiabc', 'index', 'abc', 1)
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self.checkraises(ValueError, 'abcdefghiabc', 'index', 'hib')
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self.checkraises(ValueError, 'abcdefghiab', 'index', 'abc', 1)
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self.checkraises(ValueError, 'abcdefghi', 'index', 'ghi', 8)
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self.checkraises(ValueError, 'abcdefghi', 'index', 'ghi', -1)
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self.checkraises(TypeError, 'hello', 'index')
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self.checkraises(TypeError, 'hello', 'index', 42)
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def test_rindex(self):
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self.checkequal(12, 'abcdefghiabc', 'rindex', '')
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self.checkequal(3, 'abcdefghiabc', 'rindex', 'def')
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self.checkequal(9, 'abcdefghiabc', 'rindex', 'abc')
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self.checkequal(0, 'abcdefghiabc', 'rindex', 'abc', 0, -1)
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self.checkraises(ValueError, 'abcdefghiabc', 'rindex', 'hib')
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self.checkraises(ValueError, 'defghiabc', 'rindex', 'def', 1)
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self.checkraises(ValueError, 'defghiabc', 'rindex', 'abc', 0, -1)
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self.checkraises(ValueError, 'abcdefghi', 'rindex', 'ghi', 0, 8)
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self.checkraises(ValueError, 'abcdefghi', 'rindex', 'ghi', 0, -1)
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self.checkraises(TypeError, 'hello', 'rindex')
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self.checkraises(TypeError, 'hello', 'rindex', 42)
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def test_lower(self):
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self.checkequal('hello', 'HeLLo', 'lower')
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self.checkequal('hello', 'hello', 'lower')
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self.checkraises(TypeError, 'hello', 'lower', 42)
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def test_upper(self):
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self.checkequal('HELLO', 'HeLLo', 'upper')
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self.checkequal('HELLO', 'HELLO', 'upper')
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self.checkraises(TypeError, 'hello', 'upper', 42)
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def test_expandtabs(self):
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self.checkequal('abc\rab def\ng hi', 'abc\rab\tdef\ng\thi', 'expandtabs')
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self.checkequal('abc\rab def\ng hi', 'abc\rab\tdef\ng\thi', 'expandtabs', 8)
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self.checkequal('abc\rab def\ng hi', 'abc\rab\tdef\ng\thi', 'expandtabs', 4)
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self.checkequal('abc\r\nab def\ng hi', 'abc\r\nab\tdef\ng\thi', 'expandtabs', 4)
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self.checkequal('abc\rab def\ng hi', 'abc\rab\tdef\ng\thi', 'expandtabs')
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self.checkequal('abc\rab def\ng hi', 'abc\rab\tdef\ng\thi', 'expandtabs', 8)
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self.checkequal('abc\r\nab\r\ndef\ng\r\nhi', 'abc\r\nab\r\ndef\ng\r\nhi', 'expandtabs', 4)
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self.checkraises(TypeError, 'hello', 'expandtabs', 42, 42)
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def test_split(self):
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self.checkequal(['this', 'is', 'the', 'split', 'function'],
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'this is the split function', 'split')
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self.checkequal(['a', 'b', 'c', 'd'], 'a|b|c|d', 'split', '|')
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self.checkequal(['a', 'b', 'c|d'], 'a|b|c|d', 'split', '|', 2)
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self.checkequal(['a', 'b c d'], 'a b c d', 'split', None, 1)
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self.checkequal(['a', 'b', 'c d'], 'a b c d', 'split', None, 2)
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self.checkequal(['a', 'b', 'c', 'd'], 'a b c d', 'split', None, 3)
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self.checkequal(['a', 'b', 'c', 'd'], 'a b c d', 'split', None, 4)
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self.checkequal(['a b c d'], 'a b c d', 'split', None, 0)
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self.checkequal(['a', 'b', 'c d'], 'a b c d', 'split', None, 2)
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self.checkequal(['a', 'b', 'c', 'd'], 'a b c d ', 'split')
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self.checkequal(['a', 'b', 'c', 'd'], 'a//b//c//d', 'split', '//')
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self.checkequal(['endcase ', ''], 'endcase test', 'split', 'test')
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self.checkraises(TypeError, 'hello', 'split', 42, 42, 42)
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def test_strip(self):
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self.checkequal('hello', ' hello ', 'strip')
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self.checkequal('hello ', ' hello ', 'lstrip')
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self.checkequal(' hello', ' hello ', 'rstrip')
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self.checkequal('hello', 'hello', 'strip')
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# strip/lstrip/rstrip with None arg
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self.checkequal('hello', ' hello ', 'strip', None)
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self.checkequal('hello ', ' hello ', 'lstrip', None)
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self.checkequal(' hello', ' hello ', 'rstrip', None)
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self.checkequal('hello', 'hello', 'strip', None)
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# strip/lstrip/rstrip with str arg
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self.checkequal('hello', 'xyzzyhelloxyzzy', 'strip', 'xyz')
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self.checkequal('helloxyzzy', 'xyzzyhelloxyzzy', 'lstrip', 'xyz')
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self.checkequal('xyzzyhello', 'xyzzyhelloxyzzy', 'rstrip', 'xyz')
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self.checkequal('hello', 'hello', 'strip', 'xyz')
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# strip/lstrip/rstrip with unicode arg
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if test_support.have_unicode:
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self.checkequal(unicode('hello', 'ascii'), 'xyzzyhelloxyzzy',
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'strip', unicode('xyz', 'ascii'))
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self.checkequal(unicode('helloxyzzy', 'ascii'), 'xyzzyhelloxyzzy',
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'lstrip', unicode('xyz', 'ascii'))
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self.checkequal(unicode('xyzzyhello', 'ascii'), 'xyzzyhelloxyzzy',
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'rstrip', unicode('xyz', 'ascii'))
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self.checkequal(unicode('hello', 'ascii'), 'hello',
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'strip', unicode('xyz', 'ascii'))
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self.checkraises(TypeError, 'hello', 'strip', 42, 42)
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self.checkraises(TypeError, 'hello', 'lstrip', 42, 42)
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self.checkraises(TypeError, 'hello', 'rstrip', 42, 42)
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def test_ljust(self):
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self.checkequal('abc ', 'abc', 'ljust', 10)
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self.checkequal('abc ', 'abc', 'ljust', 6)
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self.checkequal('abc', 'abc', 'ljust', 3)
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self.checkequal('abc', 'abc', 'ljust', 2)
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self.checkraises(TypeError, 'abc', 'ljust')
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def test_rjust(self):
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self.checkequal(' abc', 'abc', 'rjust', 10)
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self.checkequal(' abc', 'abc', 'rjust', 6)
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self.checkequal('abc', 'abc', 'rjust', 3)
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self.checkequal('abc', 'abc', 'rjust', 2)
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self.checkraises(TypeError, 'abc', 'rjust')
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def test_center(self):
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self.checkequal(' abc ', 'abc', 'center', 10)
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self.checkequal(' abc ', 'abc', 'center', 6)
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self.checkequal('abc', 'abc', 'center', 3)
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self.checkequal('abc', 'abc', 'center', 2)
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self.checkraises(TypeError, 'abc', 'center')
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def test_swapcase(self):
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self.checkequal('hEllO CoMPuTErS', 'HeLLo cOmpUteRs', 'swapcase')
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self.checkraises(TypeError, 'hello', 'swapcase', 42)
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def test_replace(self):
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self.checkequal('one@two!three!', 'one!two!three!', 'replace', '!', '@', 1)
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self.checkequal('onetwothree', 'one!two!three!', 'replace', '!', '')
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self.checkequal('one@two@three!', 'one!two!three!', 'replace', '!', '@', 2)
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self.checkequal('one@two@three@', 'one!two!three!', 'replace', '!', '@', 3)
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self.checkequal('one@two@three@', 'one!two!three!', 'replace', '!', '@', 4)
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self.checkequal('one!two!three!', 'one!two!three!', 'replace', '!', '@', 0)
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self.checkequal('one@two@three@', 'one!two!three!', 'replace', '!', '@')
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self.checkequal('one!two!three!', 'one!two!three!', 'replace', 'x', '@')
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self.checkequal('one!two!three!', 'one!two!three!', 'replace', 'x', '@', 2)
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self.checkequal('-a-b-c-', 'abc', 'replace', '', '-')
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self.checkequal('-a-b-c', 'abc', 'replace', '', '-', 3)
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self.checkequal('abc', 'abc', 'replace', '', '-', 0)
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self.checkequal('', '', 'replace', '', '')
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self.checkequal('abc', 'abc', 'replace', 'ab', '--', 0)
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self.checkequal('abc', 'abc', 'replace', 'xy', '--')
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# Next three for SF bug 422088: [OSF1 alpha] string.replace(); died with
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# MemoryError due to empty result (platform malloc issue when requesting
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# 0 bytes).
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self.checkequal('', '123', 'replace', '123', '')
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self.checkequal('', '123123', 'replace', '123', '')
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self.checkequal('x', '123x123', 'replace', '123', '')
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self.checkraises(TypeError, 'hello', 'replace')
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self.checkraises(TypeError, 'hello', 'replace', 42)
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self.checkraises(TypeError, 'hello', 'replace', 42, 'h')
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self.checkraises(TypeError, 'hello', 'replace', 'h', 42)
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def test_zfill(self):
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self.checkequal('123', '123', 'zfill', 2)
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self.checkequal('123', '123', 'zfill', 3)
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self.checkequal('0123', '123', 'zfill', 4)
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self.checkequal('+123', '+123', 'zfill', 3)
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self.checkequal('+123', '+123', 'zfill', 4)
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self.checkequal('+0123', '+123', 'zfill', 5)
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self.checkequal('-123', '-123', 'zfill', 3)
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self.checkequal('-123', '-123', 'zfill', 4)
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self.checkequal('-0123', '-123', 'zfill', 5)
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self.checkequal('000', '', 'zfill', 3)
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self.checkequal('34', '34', 'zfill', 1)
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self.checkequal('0034', '34', 'zfill', 4)
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self.checkraises(TypeError, '123', 'zfill')
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class MixinStrUnicodeUserStringTest:
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# additional tests that only work for
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# stringlike objects, i.e. str, unicode, UserString
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# (but not the string module)
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def test_islower(self):
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self.checkequal(False, '', 'islower')
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self.checkequal(True, 'a', 'islower')
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self.checkequal(False, 'A', 'islower')
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self.checkequal(False, '\n', 'islower')
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self.checkequal(True, 'abc', 'islower')
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self.checkequal(False, 'aBc', 'islower')
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self.checkequal(True, 'abc\n', 'islower')
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self.checkraises(TypeError, 'abc', 'islower', 42)
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def test_isupper(self):
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self.checkequal(False, '', 'isupper')
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self.checkequal(False, 'a', 'isupper')
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self.checkequal(True, 'A', 'isupper')
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self.checkequal(False, '\n', 'isupper')
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self.checkequal(True, 'ABC', 'isupper')
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self.checkequal(False, 'AbC', 'isupper')
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self.checkequal(True, 'ABC\n', 'isupper')
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self.checkraises(TypeError, 'abc', 'isupper', 42)
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def test_istitle(self):
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self.checkequal(False, '', 'istitle')
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self.checkequal(False, 'a', 'istitle')
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self.checkequal(True, 'A', 'istitle')
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self.checkequal(False, '\n', 'istitle')
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self.checkequal(True, 'A Titlecased Line', 'istitle')
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self.checkequal(True, 'A\nTitlecased Line', 'istitle')
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self.checkequal(True, 'A Titlecased, Line', 'istitle')
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self.checkequal(False, 'Not a capitalized String', 'istitle')
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self.checkequal(False, 'Not\ta Titlecase String', 'istitle')
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self.checkequal(False, 'Not--a Titlecase String', 'istitle')
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self.checkequal(False, 'NOT', 'istitle')
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self.checkraises(TypeError, 'abc', 'istitle', 42)
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def test_isspace(self):
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self.checkequal(False, '', 'isspace')
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self.checkequal(False, 'a', 'isspace')
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self.checkequal(True, ' ', 'isspace')
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self.checkequal(True, '\t', 'isspace')
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self.checkequal(True, '\r', 'isspace')
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self.checkequal(True, '\n', 'isspace')
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self.checkequal(True, ' \t\r\n', 'isspace')
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self.checkequal(False, ' \t\r\na', 'isspace')
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self.checkraises(TypeError, 'abc', 'isspace', 42)
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def test_isalpha(self):
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self.checkequal(False, '', 'isalpha')
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self.checkequal(True, 'a', 'isalpha')
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self.checkequal(True, 'A', 'isalpha')
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self.checkequal(False, '\n', 'isalpha')
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self.checkequal(True, 'abc', 'isalpha')
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self.checkequal(False, 'aBc123', 'isalpha')
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self.checkequal(False, 'abc\n', 'isalpha')
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self.checkraises(TypeError, 'abc', 'isalpha', 42)
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def test_isalnum(self):
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self.checkequal(False, '', 'isalnum')
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self.checkequal(True, 'a', 'isalnum')
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self.checkequal(True, 'A', 'isalnum')
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self.checkequal(False, '\n', 'isalnum')
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self.checkequal(True, '123abc456', 'isalnum')
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self.checkequal(True, 'a1b3c', 'isalnum')
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self.checkequal(False, 'aBc000 ', 'isalnum')
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self.checkequal(False, 'abc\n', 'isalnum')
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self.checkraises(TypeError, 'abc', 'isalnum', 42)
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def test_isdigit(self):
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self.checkequal(False, '', 'isdigit')
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self.checkequal(False, 'a', 'isdigit')
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self.checkequal(True, '0', 'isdigit')
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self.checkequal(True, '0123456789', 'isdigit')
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self.checkequal(False, '0123456789a', 'isdigit')
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self.checkraises(TypeError, 'abc', 'isdigit', 42)
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def test_title(self):
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self.checkequal(' Hello ', ' hello ', 'title')
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self.checkequal('Hello ', 'hello ', 'title')
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self.checkequal('Hello ', 'Hello ', 'title')
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self.checkequal('Format This As Title String', "fOrMaT thIs aS titLe String", 'title')
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self.checkequal('Format,This-As*Title;String', "fOrMaT,thIs-aS*titLe;String", 'title', )
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self.checkequal('Getint', "getInt", 'title')
|
|
self.checkraises(TypeError, 'hello', 'title', 42)
|
|
|
|
def test_splitlines(self):
|
|
self.checkequal(['abc', 'def', '', 'ghi'], "abc\ndef\n\rghi", 'splitlines')
|
|
self.checkequal(['abc', 'def', '', 'ghi'], "abc\ndef\n\r\nghi", 'splitlines')
|
|
self.checkequal(['abc', 'def', 'ghi'], "abc\ndef\r\nghi", 'splitlines')
|
|
self.checkequal(['abc', 'def', 'ghi'], "abc\ndef\r\nghi\n", 'splitlines')
|
|
self.checkequal(['abc', 'def', 'ghi', ''], "abc\ndef\r\nghi\n\r", 'splitlines')
|
|
self.checkequal(['', 'abc', 'def', 'ghi', ''], "\nabc\ndef\r\nghi\n\r", 'splitlines')
|
|
self.checkequal(['\n', 'abc\n', 'def\r\n', 'ghi\n', '\r'], "\nabc\ndef\r\nghi\n\r", 'splitlines', 1)
|
|
|
|
self.checkraises(TypeError, 'abc', 'splitlines', 42, 42)
|
|
|
|
def test_startswith(self):
|
|
self.checkequal(True, 'hello', 'startswith', 'he')
|
|
self.checkequal(True, 'hello', 'startswith', 'hello')
|
|
self.checkequal(False, 'hello', 'startswith', 'hello world')
|
|
self.checkequal(True, 'hello', 'startswith', '')
|
|
self.checkequal(False, 'hello', 'startswith', 'ello')
|
|
self.checkequal(True, 'hello', 'startswith', 'ello', 1)
|
|
self.checkequal(True, 'hello', 'startswith', 'o', 4)
|
|
self.checkequal(False, 'hello', 'startswith', 'o', 5)
|
|
self.checkequal(True, 'hello', 'startswith', '', 5)
|
|
self.checkequal(False, 'hello', 'startswith', 'lo', 6)
|
|
self.checkequal(True, 'helloworld', 'startswith', 'lowo', 3)
|
|
self.checkequal(True, 'helloworld', 'startswith', 'lowo', 3, 7)
|
|
self.checkequal(False, 'helloworld', 'startswith', 'lowo', 3, 6)
|
|
|
|
# test negative indices
|
|
self.checkequal(True, 'hello', 'startswith', 'he', 0, -1)
|
|
self.checkequal(True, 'hello', 'startswith', 'he', -53, -1)
|
|
self.checkequal(False, 'hello', 'startswith', 'hello', 0, -1)
|
|
self.checkequal(False, 'hello', 'startswith', 'hello world', -1, -10)
|
|
self.checkequal(False, 'hello', 'startswith', 'ello', -5)
|
|
self.checkequal(True, 'hello', 'startswith', 'ello', -4)
|
|
self.checkequal(False, 'hello', 'startswith', 'o', -2)
|
|
self.checkequal(True, 'hello', 'startswith', 'o', -1)
|
|
self.checkequal(True, 'hello', 'startswith', '', -3, -3)
|
|
self.checkequal(False, 'hello', 'startswith', 'lo', -9)
|
|
|
|
self.checkraises(TypeError, 'hello', 'startswith')
|
|
self.checkraises(TypeError, 'hello', 'startswith', 42)
|
|
|
|
def test_endswith(self):
|
|
self.checkequal(True, 'hello', 'endswith', 'lo')
|
|
self.checkequal(False, 'hello', 'endswith', 'he')
|
|
self.checkequal(True, 'hello', 'endswith', '')
|
|
self.checkequal(False, 'hello', 'endswith', 'hello world')
|
|
self.checkequal(False, 'helloworld', 'endswith', 'worl')
|
|
self.checkequal(True, 'helloworld', 'endswith', 'worl', 3, 9)
|
|
self.checkequal(True, 'helloworld', 'endswith', 'world', 3, 12)
|
|
self.checkequal(True, 'helloworld', 'endswith', 'lowo', 1, 7)
|
|
self.checkequal(True, 'helloworld', 'endswith', 'lowo', 2, 7)
|
|
self.checkequal(True, 'helloworld', 'endswith', 'lowo', 3, 7)
|
|
self.checkequal(False, 'helloworld', 'endswith', 'lowo', 4, 7)
|
|
self.checkequal(False, 'helloworld', 'endswith', 'lowo', 3, 8)
|
|
self.checkequal(False, 'ab', 'endswith', 'ab', 0, 1)
|
|
self.checkequal(False, 'ab', 'endswith', 'ab', 0, 0)
|
|
|
|
# test negative indices
|
|
self.checkequal(True, 'hello', 'endswith', 'lo', -2)
|
|
self.checkequal(False, 'hello', 'endswith', 'he', -2)
|
|
self.checkequal(True, 'hello', 'endswith', '', -3, -3)
|
|
self.checkequal(False, 'hello', 'endswith', 'hello world', -10, -2)
|
|
self.checkequal(False, 'helloworld', 'endswith', 'worl', -6)
|
|
self.checkequal(True, 'helloworld', 'endswith', 'worl', -5, -1)
|
|
self.checkequal(True, 'helloworld', 'endswith', 'worl', -5, 9)
|
|
self.checkequal(True, 'helloworld', 'endswith', 'world', -7, 12)
|
|
self.checkequal(True, 'helloworld', 'endswith', 'lowo', -99, -3)
|
|
self.checkequal(True, 'helloworld', 'endswith', 'lowo', -8, -3)
|
|
self.checkequal(True, 'helloworld', 'endswith', 'lowo', -7, -3)
|
|
self.checkequal(False, 'helloworld', 'endswith', 'lowo', 3, -4)
|
|
self.checkequal(False, 'helloworld', 'endswith', 'lowo', -8, -2)
|
|
|
|
self.checkraises(TypeError, 'hello', 'endswith')
|
|
self.checkraises(TypeError, 'hello', 'endswith', 42)
|
|
|
|
def test___contains__(self):
|
|
self.checkequal(True, '', '__contains__', '') # vereq('' in '', True)
|
|
self.checkequal(True, 'abc', '__contains__', '') # vereq('' in 'abc', True)
|
|
self.checkequal(False, 'abc', '__contains__', '\0') # vereq('\0' in 'abc', False)
|
|
self.checkequal(True, '\0abc', '__contains__', '\0') # vereq('\0' in '\0abc', True)
|
|
self.checkequal(True, 'abc\0', '__contains__', '\0') # vereq('\0' in 'abc\0', True)
|
|
self.checkequal(True, '\0abc', '__contains__', 'a') # vereq('a' in '\0abc', True)
|
|
self.checkequal(True, 'asdf', '__contains__', 'asdf') # vereq('asdf' in 'asdf', True)
|
|
self.checkequal(False, 'asd', '__contains__', 'asdf') # vereq('asdf' in 'asd', False)
|
|
self.checkequal(False, '', '__contains__', 'asdf') # vereq('asdf' in '', False)
|
|
|
|
def test_subscript(self):
|
|
self.checkequal(u'a', 'abc', '__getitem__', 0)
|
|
self.checkequal(u'c', 'abc', '__getitem__', -1)
|
|
self.checkequal(u'a', 'abc', '__getitem__', 0L)
|
|
self.checkequal(u'abc', 'abc', '__getitem__', slice(0, 3))
|
|
self.checkequal(u'abc', 'abc', '__getitem__', slice(0, 1000))
|
|
self.checkequal(u'a', 'abc', '__getitem__', slice(0, 1))
|
|
self.checkequal(u'', 'abc', '__getitem__', slice(0, 0))
|
|
# FIXME What about negative indizes? This is handled differently by [] and __getitem__(slice)
|
|
|
|
self.checkraises(TypeError, 'abc', '__getitem__', 'def')
|
|
|
|
def test_slice(self):
|
|
self.checkequal('abc', 'abc', '__getslice__', 0, 1000)
|
|
self.checkequal('abc', 'abc', '__getslice__', 0, 3)
|
|
self.checkequal('ab', 'abc', '__getslice__', 0, 2)
|
|
self.checkequal('bc', 'abc', '__getslice__', 1, 3)
|
|
self.checkequal('b', 'abc', '__getslice__', 1, 2)
|
|
self.checkequal('', 'abc', '__getslice__', 2, 2)
|
|
self.checkequal('', 'abc', '__getslice__', 1000, 1000)
|
|
self.checkequal('', 'abc', '__getslice__', 2000, 1000)
|
|
self.checkequal('', 'abc', '__getslice__', 2, 1)
|
|
# FIXME What about negative indizes? This is handled differently by [] and __getslice__
|
|
|
|
self.checkraises(TypeError, 'abc', '__getslice__', 'def')
|
|
|
|
def test_mul(self):
|
|
self.checkequal('', 'abc', '__mul__', -1)
|
|
self.checkequal('', 'abc', '__mul__', 0)
|
|
self.checkequal('abc', 'abc', '__mul__', 1)
|
|
self.checkequal('abcabcabc', 'abc', '__mul__', 3)
|
|
self.checkraises(TypeError, 'abc', '__mul__')
|
|
self.checkraises(TypeError, 'abc', '__mul__', '')
|
|
self.checkraises(OverflowError, 10000*'abc', '__mul__', 2000000000)
|
|
|
|
def test_join(self):
|
|
# join now works with any sequence type
|
|
# moved here, because the argument order is
|
|
# different in string.join (see the test in
|
|
# test.test_string.StringTest.test_join)
|
|
self.checkequal('a b c d', ' ', 'join', ['a', 'b', 'c', 'd'])
|
|
self.checkequal('abcd', '', 'join', ('a', 'b', 'c', 'd'))
|
|
self.checkequal('w x y z', ' ', 'join', Sequence())
|
|
self.checkequal('abc', 'a', 'join', ('abc',))
|
|
self.checkequal('z', 'a', 'join', UserList(['z']))
|
|
if test_support.have_unicode:
|
|
self.checkequal(unicode('a.b.c'), unicode('.'), 'join', ['a', 'b', 'c'])
|
|
self.checkequal(unicode('a.b.c'), '.', 'join', [unicode('a'), 'b', 'c'])
|
|
self.checkequal(unicode('a.b.c'), '.', 'join', ['a', unicode('b'), 'c'])
|
|
self.checkequal(unicode('a.b.c'), '.', 'join', ['a', 'b', unicode('c')])
|
|
self.checkraises(TypeError, '.', 'join', ['a', unicode('b'), 3])
|
|
for i in [5, 25, 125]:
|
|
self.checkequal(((('a' * i) + '-') * i)[:-1], '-', 'join',
|
|
['a' * i] * i)
|
|
self.checkequal(((('a' * i) + '-') * i)[:-1], '-', 'join',
|
|
('a' * i,) * i)
|
|
|
|
self.checkraises(TypeError, ' ', 'join', BadSeq1())
|
|
self.checkequal('a b c', ' ', 'join', BadSeq2())
|
|
|
|
self.checkraises(TypeError, ' ', 'join')
|
|
self.checkraises(TypeError, ' ', 'join', 7)
|
|
self.checkraises(TypeError, ' ', 'join', Sequence([7, 'hello', 123L]))
|
|
|
|
def test_formatting(self):
|
|
self.checkequal('+hello+', '+%s+', '__mod__', 'hello')
|
|
self.checkequal('+10+', '+%d+', '__mod__', 10)
|
|
self.checkequal('a', "%c", '__mod__', "a")
|
|
self.checkequal('a', "%c", '__mod__', "a")
|
|
self.checkequal('"', "%c", '__mod__', 34)
|
|
self.checkequal('$', "%c", '__mod__', 36)
|
|
self.checkequal('10', "%d", '__mod__', 10)
|
|
self.checkequal('\x7f', "%c", '__mod__', 0x7f)
|
|
|
|
for ordinal in (-100, 0x200000):
|
|
# unicode raises ValueError, str raises OverflowError
|
|
self.checkraises((ValueError, OverflowError), '%c', '__mod__', ordinal)
|
|
|
|
self.checkequal(' 42', '%3ld', '__mod__', 42)
|
|
self.checkequal('0042.00', '%07.2f', '__mod__', 42)
|
|
|
|
self.checkraises(TypeError, 'abc', '__mod__')
|
|
self.checkraises(TypeError, '%(foo)s', '__mod__', 42)
|
|
self.checkraises(TypeError, '%s%s', '__mod__', (42,))
|
|
self.checkraises(TypeError, '%c', '__mod__', (None,))
|
|
self.checkraises(ValueError, '%(foo', '__mod__', {})
|
|
self.checkraises(TypeError, '%(foo)s %(bar)s', '__mod__', ('foo', 42))
|
|
|
|
# argument names with properly nested brackets are supported
|
|
self.checkequal('bar', '%((foo))s', '__mod__', {'(foo)': 'bar'})
|
|
|
|
# 100 is a magic number in PyUnicode_Format, this forces a resize
|
|
self.checkequal(103*'a'+'x', '%sx', '__mod__', 103*'a')
|
|
|
|
self.checkraises(TypeError, '%*s', '__mod__', ('foo', 'bar'))
|
|
self.checkraises(TypeError, '%10.*f', '__mod__', ('foo', 42.))
|
|
self.checkraises(ValueError, '%10', '__mod__', (42,))
|
|
|
|
def test_floatformatting(self):
|
|
# float formatting
|
|
for prec in xrange(100):
|
|
format = '%%.%if' % prec
|
|
value = 0.01
|
|
for x in xrange(60):
|
|
value = value * 3.141592655 / 3.0 * 10.0
|
|
# The formatfloat() code in stringobject.c and
|
|
# unicodeobject.c uses a 120 byte buffer and switches from
|
|
# 'f' formatting to 'g' at precision 50, so we expect
|
|
# OverflowErrors for the ranges x < 50 and prec >= 67.
|
|
if x < 50 and prec >= 67:
|
|
self.checkraises(OverflowError, format, "__mod__", value)
|
|
else:
|
|
self.checkcall(format, "__mod__", value)
|
|
|
|
class MixinStrStringUserStringTest:
|
|
# Additional tests for 8bit strings, i.e. str, UserString and
|
|
# the string module
|
|
|
|
def test_maketrans(self):
|
|
self.assertEqual(
|
|
''.join(map(chr, xrange(256))).replace('abc', 'xyz'),
|
|
string.maketrans('abc', 'xyz')
|
|
)
|
|
self.assertRaises(ValueError, string.maketrans, 'abc', 'xyzw')
|
|
|
|
def test_translate(self):
|
|
table = string.maketrans('abc', 'xyz')
|
|
self.checkequal('xyzxyz', 'xyzabcdef', 'translate', table, 'def')
|
|
|
|
table = string.maketrans('a', 'A')
|
|
self.checkequal('Abc', 'abc', 'translate', table)
|
|
self.checkequal('xyz', 'xyz', 'translate', table)
|
|
self.checkequal('yz', 'xyz', 'translate', table, 'x')
|
|
self.checkraises(ValueError, 'xyz', 'translate', 'too short', 'strip')
|
|
self.checkraises(ValueError, 'xyz', 'translate', 'too short')
|
|
|
|
|
|
class MixinStrUserStringTest:
|
|
# Additional tests that only work with
|
|
# 8bit compatible object, i.e. str and UserString
|
|
|
|
def test_encoding_decoding(self):
|
|
codecs = [('rot13', 'uryyb jbeyq'),
|
|
('base64', 'aGVsbG8gd29ybGQ=\n'),
|
|
('hex', '68656c6c6f20776f726c64'),
|
|
('uu', 'begin 666 <data>\n+:&5L;&\\@=V]R;&0 \n \nend\n')]
|
|
for encoding, data in codecs:
|
|
self.checkequal(data, 'hello world', 'encode', encoding)
|
|
self.checkequal('hello world', data, 'decode', encoding)
|
|
# zlib is optional, so we make the test optional too...
|
|
try:
|
|
import zlib
|
|
except ImportError:
|
|
pass
|
|
else:
|
|
data = 'x\x9c\xcbH\xcd\xc9\xc9W(\xcf/\xcaI\x01\x00\x1a\x0b\x04]'
|
|
self.checkequal(data, 'hello world', 'encode', 'zlib')
|
|
self.checkequal('hello world', data, 'decode', 'zlib')
|
|
|
|
self.checkraises(TypeError, 'xyz', 'decode', 42)
|
|
self.checkraises(TypeError, 'xyz', 'encode', 42)
|