1192 lines
56 KiB
Python
1192 lines
56 KiB
Python
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"""
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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, struct
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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_hash(self):
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# SF bug 1054139: += optimization was not invalidating cached hash value
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a = self.type2test('DNSSEC')
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b = self.type2test('')
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for c in a:
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b += c
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hash(b)
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self.assertEqual(hash(a), hash(b))
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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(2, 'aaa', 'count', 'a', 1)
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self.checkequal(0, 'aaa', 'count', 'a', 10)
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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(1, 'aaa', 'count', 'a', 0, 1)
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self.checkequal(3, 'aaa', 'count', 'a', 0, 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.checkequal(3, 'aaa', 'count', '', 1)
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self.checkequal(1, 'aaa', 'count', '', 3)
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self.checkequal(0, 'aaa', 'count', '', 10)
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self.checkequal(2, 'aaa', 'count', '', -1)
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self.checkequal(4, 'aaa', 'count', '', -10)
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self.checkraises(TypeError, 'hello', 'count')
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self.checkraises(TypeError, 'hello', 'count', 42)
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# For a variety of combinations,
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# verify that str.count() matches an equivalent function
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# replacing all occurrences and then differencing the string lengths
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charset = ['', 'a', 'b']
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digits = 7
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base = len(charset)
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teststrings = set()
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for i in xrange(base ** digits):
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entry = []
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for j in xrange(digits):
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i, m = divmod(i, base)
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entry.append(charset[m])
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teststrings.add(''.join(entry))
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teststrings = list(teststrings)
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for i in teststrings:
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i = self.fixtype(i)
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n = len(i)
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for j in teststrings:
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r1 = i.count(j)
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if j:
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r2, rem = divmod(n - len(i.replace(j, '')), len(j))
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else:
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r2, rem = len(i)+1, 0
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if rem or r1 != r2:
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self.assertEqual(rem, 0, '%s != 0 for %s' % (rem, i))
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self.assertEqual(r1, r2, '%s != %s for %s' % (r1, r2, i))
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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.checkequal(0, 'abc', 'find', '', 0)
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self.checkequal(3, 'abc', 'find', '', 3)
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self.checkequal(-1, 'abc', 'find', '', 4)
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self.checkraises(TypeError, 'hello', 'find')
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self.checkraises(TypeError, 'hello', 'find', 42)
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# For a variety of combinations,
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# verify that str.find() matches __contains__
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# and that the found substring is really at that location
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charset = ['', 'a', 'b', 'c']
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digits = 5
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base = len(charset)
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teststrings = set()
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for i in xrange(base ** digits):
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entry = []
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for j in xrange(digits):
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i, m = divmod(i, base)
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entry.append(charset[m])
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teststrings.add(''.join(entry))
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teststrings = list(teststrings)
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for i in teststrings:
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i = self.fixtype(i)
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for j in teststrings:
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loc = i.find(j)
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r1 = (loc != -1)
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r2 = j in i
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if r1 != r2:
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self.assertEqual(r1, r2)
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if loc != -1:
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self.assertEqual(i[loc:loc+len(j)], j)
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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.checkequal(3, 'abc', 'rfind', '', 0)
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self.checkequal(3, 'abc', 'rfind', '', 3)
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self.checkequal(-1, 'abc', 'rfind', '', 4)
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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.checkequal(' a\n b', ' \ta\n\tb', 'expandtabs', 1)
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self.checkraises(TypeError, 'hello', 'expandtabs', 42, 42)
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# This test is only valid when sizeof(int) == sizeof(void*) == 4.
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# Jython uses a different algorithm for which overflows cannot occur;
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# but memory exhaustion of course can. So not applicable.
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if (sys.maxint < (1 << 32) and not test_support.is_jython
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and struct.calcsize('P') == 4):
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self.checkraises(OverflowError,
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'\ta\n\tb', 'expandtabs', sys.maxint)
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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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# by whitespace
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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', 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,
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sys.maxint-1)
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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, 0)
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self.checkequal(['a', 'b', 'c d'], 'a b c d', 'split', None, 2)
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self.checkequal([], ' ', 'split')
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self.checkequal(['a'], ' a ', 'split')
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self.checkequal(['a', 'b'], ' a b ', 'split')
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self.checkequal(['a', 'b '], ' a b ', 'split', None, 1)
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self.checkequal(['a', 'b c '], ' a b c ', 'split', None, 1)
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self.checkequal(['a', 'b', 'c '], ' a b c ', 'split', None, 2)
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self.checkequal(['a', 'b'], '\n\ta \t\r b \v ', 'split')
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aaa = ' a '*20
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self.checkequal(['a']*20, aaa, 'split')
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self.checkequal(['a'] + [aaa[4:]], aaa, 'split', None, 1)
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self.checkequal(['a']*19 + ['a '], aaa, 'split', None, 19)
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# by a char
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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', '|', 0)
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self.checkequal(['a', 'b|c|d'], 'a|b|c|d', 'split', '|', 1)
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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', '|', 3)
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self.checkequal(['a', 'b', 'c', 'd'], 'a|b|c|d', 'split', '|', 4)
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self.checkequal(['a', 'b', 'c', 'd'], 'a|b|c|d', 'split', '|',
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sys.maxint-2)
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self.checkequal(['a|b|c|d'], 'a|b|c|d', 'split', '|', 0)
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||
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self.checkequal(['a', '', 'b||c||d'], 'a||b||c||d', 'split', '|', 2)
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||
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self.checkequal(['endcase ', ''], 'endcase |', 'split', '|')
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||
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self.checkequal(['', ' startcase'], '| startcase', 'split', '|')
|
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self.checkequal(['', 'bothcase', ''], '|bothcase|', 'split', '|')
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||
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self.checkequal(['a', '', 'b\x00c\x00d'], 'a\x00\x00b\x00c\x00d', 'split', '\x00', 2)
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||
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self.checkequal(['a']*20, ('a|'*20)[:-1], 'split', '|')
|
||
|
|
self.checkequal(['a']*15 +['a|a|a|a|a'],
|
||
|
|
('a|'*20)[:-1], 'split', '|', 15)
|
||
|
|
|
||
|
|
# by string
|
||
|
|
self.checkequal(['a', 'b', 'c', 'd'], 'a//b//c//d', 'split', '//')
|
||
|
|
self.checkequal(['a', 'b//c//d'], 'a//b//c//d', 'split', '//', 1)
|
||
|
|
self.checkequal(['a', 'b', 'c//d'], 'a//b//c//d', 'split', '//', 2)
|
||
|
|
self.checkequal(['a', 'b', 'c', 'd'], 'a//b//c//d', 'split', '//', 3)
|
||
|
|
self.checkequal(['a', 'b', 'c', 'd'], 'a//b//c//d', 'split', '//', 4)
|
||
|
|
self.checkequal(['a', 'b', 'c', 'd'], 'a//b//c//d', 'split', '//',
|
||
|
|
sys.maxint-10)
|
||
|
|
self.checkequal(['a//b//c//d'], 'a//b//c//d', 'split', '//', 0)
|
||
|
|
self.checkequal(['a', '', 'b////c////d'], 'a////b////c////d', 'split', '//', 2)
|
||
|
|
self.checkequal(['endcase ', ''], 'endcase test', 'split', 'test')
|
||
|
|
self.checkequal(['', ' begincase'], 'test begincase', 'split', 'test')
|
||
|
|
self.checkequal(['', ' bothcase ', ''], 'test bothcase test',
|
||
|
|
'split', 'test')
|
||
|
|
self.checkequal(['a', 'bc'], 'abbbc', 'split', 'bb')
|
||
|
|
self.checkequal(['', ''], 'aaa', 'split', 'aaa')
|
||
|
|
self.checkequal(['aaa'], 'aaa', 'split', 'aaa', 0)
|
||
|
|
self.checkequal(['ab', 'ab'], 'abbaab', 'split', 'ba')
|
||
|
|
self.checkequal(['aaaa'], 'aaaa', 'split', 'aab')
|
||
|
|
self.checkequal([''], '', 'split', 'aaa')
|
||
|
|
self.checkequal(['aa'], 'aa', 'split', 'aaa')
|
||
|
|
self.checkequal(['A', 'bobb'], 'Abbobbbobb', 'split', 'bbobb')
|
||
|
|
self.checkequal(['A', 'B', ''], 'AbbobbBbbobb', 'split', 'bbobb')
|
||
|
|
|
||
|
|
self.checkequal(['a']*20, ('aBLAH'*20)[:-4], 'split', 'BLAH')
|
||
|
|
self.checkequal(['a']*20, ('aBLAH'*20)[:-4], 'split', 'BLAH', 19)
|
||
|
|
self.checkequal(['a']*18 + ['aBLAHa'], ('aBLAH'*20)[:-4],
|
||
|
|
'split', 'BLAH', 18)
|
||
|
|
|
||
|
|
# mixed use of str and unicode
|
||
|
|
self.checkequal([u'a', u'b', u'c d'], 'a b c d', 'split', u' ', 2)
|
||
|
|
|
||
|
|
# argument type
|
||
|
|
self.checkraises(TypeError, 'hello', 'split', 42, 42, 42)
|
||
|
|
|
||
|
|
# null case
|
||
|
|
self.checkraises(ValueError, 'hello', 'split', '')
|
||
|
|
self.checkraises(ValueError, 'hello', 'split', '', 0)
|
||
|
|
|
||
|
|
def test_rsplit(self):
|
||
|
|
self.checkequal(['this', 'is', 'the', 'rsplit', 'function'],
|
||
|
|
'this is the rsplit function', 'rsplit')
|
||
|
|
|
||
|
|
# by whitespace
|
||
|
|
self.checkequal(['a', 'b', 'c', 'd'], 'a b c d ', 'rsplit')
|
||
|
|
self.checkequal(['a b c', 'd'], 'a b c d', 'rsplit', None, 1)
|
||
|
|
self.checkequal(['a b', 'c', 'd'], 'a b c d', 'rsplit', None, 2)
|
||
|
|
self.checkequal(['a', 'b', 'c', 'd'], 'a b c d', 'rsplit', None, 3)
|
||
|
|
self.checkequal(['a', 'b', 'c', 'd'], 'a b c d', 'rsplit', None, 4)
|
||
|
|
self.checkequal(['a', 'b', 'c', 'd'], 'a b c d', 'rsplit', None,
|
||
|
|
sys.maxint-20)
|
||
|
|
self.checkequal(['a b c d'], 'a b c d', 'rsplit', None, 0)
|
||
|
|
self.checkequal(['a b c d'], 'a b c d ', 'rsplit', None, 0)
|
||
|
|
self.checkequal(['a b', 'c', 'd'], 'a b c d', 'rsplit', None, 2)
|
||
|
|
|
||
|
|
self.checkequal([], ' ', 'rsplit')
|
||
|
|
self.checkequal(['a'], ' a ', 'rsplit')
|
||
|
|
self.checkequal(['a', 'b'], ' a b ', 'rsplit')
|
||
|
|
self.checkequal([' a', 'b'], ' a b ', 'rsplit', None, 1)
|
||
|
|
self.checkequal([' a b','c'], ' a b c ', 'rsplit',
|
||
|
|
None, 1)
|
||
|
|
self.checkequal([' a', 'b', 'c'], ' a b c ', 'rsplit',
|
||
|
|
None, 2)
|
||
|
|
self.checkequal(['a', 'b'], '\n\ta \t\r b \v ', 'rsplit', None, 88)
|
||
|
|
aaa = ' a '*20
|
||
|
|
self.checkequal(['a']*20, aaa, 'rsplit')
|
||
|
|
self.checkequal([aaa[:-4]] + ['a'], aaa, 'rsplit', None, 1)
|
||
|
|
self.checkequal([' a a'] + ['a']*18, aaa, 'rsplit', None, 18)
|
||
|
|
|
||
|
|
|
||
|
|
# by a char
|
||
|
|
self.checkequal(['a', 'b', 'c', 'd'], 'a|b|c|d', 'rsplit', '|')
|
||
|
|
self.checkequal(['a|b|c', 'd'], 'a|b|c|d', 'rsplit', '|', 1)
|
||
|
|
self.checkequal(['a|b', 'c', 'd'], 'a|b|c|d', 'rsplit', '|', 2)
|
||
|
|
self.checkequal(['a', 'b', 'c', 'd'], 'a|b|c|d', 'rsplit', '|', 3)
|
||
|
|
self.checkequal(['a', 'b', 'c', 'd'], 'a|b|c|d', 'rsplit', '|', 4)
|
||
|
|
self.checkequal(['a', 'b', 'c', 'd'], 'a|b|c|d', 'rsplit', '|',
|
||
|
|
sys.maxint-100)
|
||
|
|
self.checkequal(['a|b|c|d'], 'a|b|c|d', 'rsplit', '|', 0)
|
||
|
|
self.checkequal(['a||b||c', '', 'd'], 'a||b||c||d', 'rsplit', '|', 2)
|
||
|
|
self.checkequal(['', ' begincase'], '| begincase', 'rsplit', '|')
|
||
|
|
self.checkequal(['endcase ', ''], 'endcase |', 'rsplit', '|')
|
||
|
|
self.checkequal(['', 'bothcase', ''], '|bothcase|', 'rsplit', '|')
|
||
|
|
|
||
|
|
self.checkequal(['a\x00\x00b', 'c', 'd'], 'a\x00\x00b\x00c\x00d', 'rsplit', '\x00', 2)
|
||
|
|
|
||
|
|
self.checkequal(['a']*20, ('a|'*20)[:-1], 'rsplit', '|')
|
||
|
|
self.checkequal(['a|a|a|a|a']+['a']*15,
|
||
|
|
('a|'*20)[:-1], 'rsplit', '|', 15)
|
||
|
|
|
||
|
|
# by string
|
||
|
|
self.checkequal(['a', 'b', 'c', 'd'], 'a//b//c//d', 'rsplit', '//')
|
||
|
|
self.checkequal(['a//b//c', 'd'], 'a//b//c//d', 'rsplit', '//', 1)
|
||
|
|
self.checkequal(['a//b', 'c', 'd'], 'a//b//c//d', 'rsplit', '//', 2)
|
||
|
|
self.checkequal(['a', 'b', 'c', 'd'], 'a//b//c//d', 'rsplit', '//', 3)
|
||
|
|
self.checkequal(['a', 'b', 'c', 'd'], 'a//b//c//d', 'rsplit', '//', 4)
|
||
|
|
self.checkequal(['a', 'b', 'c', 'd'], 'a//b//c//d', 'rsplit', '//',
|
||
|
|
sys.maxint-5)
|
||
|
|
self.checkequal(['a//b//c//d'], 'a//b//c//d', 'rsplit', '//', 0)
|
||
|
|
self.checkequal(['a////b////c', '', 'd'], 'a////b////c////d', 'rsplit', '//', 2)
|
||
|
|
self.checkequal(['', ' begincase'], 'test begincase', 'rsplit', 'test')
|
||
|
|
self.checkequal(['endcase ', ''], 'endcase test', 'rsplit', 'test')
|
||
|
|
self.checkequal(['', ' bothcase ', ''], 'test bothcase test',
|
||
|
|
'rsplit', 'test')
|
||
|
|
self.checkequal(['ab', 'c'], 'abbbc', 'rsplit', 'bb')
|
||
|
|
self.checkequal(['', ''], 'aaa', 'rsplit', 'aaa')
|
||
|
|
self.checkequal(['aaa'], 'aaa', 'rsplit', 'aaa', 0)
|
||
|
|
self.checkequal(['ab', 'ab'], 'abbaab', 'rsplit', 'ba')
|
||
|
|
self.checkequal(['aaaa'], 'aaaa', 'rsplit', 'aab')
|
||
|
|
self.checkequal([''], '', 'rsplit', 'aaa')
|
||
|
|
self.checkequal(['aa'], 'aa', 'rsplit', 'aaa')
|
||
|
|
self.checkequal(['bbob', 'A'], 'bbobbbobbA', 'rsplit', 'bbobb')
|
||
|
|
self.checkequal(['', 'B', 'A'], 'bbobbBbbobbA', 'rsplit', 'bbobb')
|
||
|
|
|
||
|
|
self.checkequal(['a']*20, ('aBLAH'*20)[:-4], 'rsplit', 'BLAH')
|
||
|
|
self.checkequal(['a']*20, ('aBLAH'*20)[:-4], 'rsplit', 'BLAH', 19)
|
||
|
|
self.checkequal(['aBLAHa'] + ['a']*18, ('aBLAH'*20)[:-4],
|
||
|
|
'rsplit', 'BLAH', 18)
|
||
|
|
|
||
|
|
# mixed use of str and unicode
|
||
|
|
self.checkequal([u'a b', u'c', u'd'], 'a b c d', 'rsplit', u' ', 2)
|
||
|
|
|
||
|
|
# argument type
|
||
|
|
self.checkraises(TypeError, 'hello', 'rsplit', 42, 42, 42)
|
||
|
|
|
||
|
|
# null case
|
||
|
|
self.checkraises(ValueError, 'hello', 'rsplit', '')
|
||
|
|
self.checkraises(ValueError, 'hello', 'rsplit', '', 0)
|
||
|
|
|
||
|
|
def test_strip(self):
|
||
|
|
self.checkequal('hello', ' hello ', 'strip')
|
||
|
|
self.checkequal('hello ', ' hello ', 'lstrip')
|
||
|
|
self.checkequal(' hello', ' hello ', 'rstrip')
|
||
|
|
self.checkequal('hello', 'hello', 'strip')
|
||
|
|
|
||
|
|
# strip/lstrip/rstrip with None arg
|
||
|
|
self.checkequal('hello', ' hello ', 'strip', None)
|
||
|
|
self.checkequal('hello ', ' hello ', 'lstrip', None)
|
||
|
|
self.checkequal(' hello', ' hello ', 'rstrip', None)
|
||
|
|
self.checkequal('hello', 'hello', 'strip', None)
|
||
|
|
|
||
|
|
# strip/lstrip/rstrip with str arg
|
||
|
|
self.checkequal('hello', 'xyzzyhelloxyzzy', 'strip', 'xyz')
|
||
|
|
self.checkequal('helloxyzzy', 'xyzzyhelloxyzzy', 'lstrip', 'xyz')
|
||
|
|
self.checkequal('xyzzyhello', 'xyzzyhelloxyzzy', 'rstrip', 'xyz')
|
||
|
|
self.checkequal('hello', 'hello', 'strip', 'xyz')
|
||
|
|
|
||
|
|
# strip/lstrip/rstrip with unicode arg
|
||
|
|
if test_support.have_unicode:
|
||
|
|
self.checkequal(unicode('hello', 'ascii'), 'xyzzyhelloxyzzy',
|
||
|
|
'strip', unicode('xyz', 'ascii'))
|
||
|
|
self.checkequal(unicode('helloxyzzy', 'ascii'), 'xyzzyhelloxyzzy',
|
||
|
|
'lstrip', unicode('xyz', 'ascii'))
|
||
|
|
self.checkequal(unicode('xyzzyhello', 'ascii'), 'xyzzyhelloxyzzy',
|
||
|
|
'rstrip', unicode('xyz', 'ascii'))
|
||
|
|
self.checkequal(unicode('hello', 'ascii'), 'hello',
|
||
|
|
'strip', unicode('xyz', 'ascii'))
|
||
|
|
|
||
|
|
self.checkraises(TypeError, 'hello', 'strip', 42, 42)
|
||
|
|
self.checkraises(TypeError, 'hello', 'lstrip', 42, 42)
|
||
|
|
self.checkraises(TypeError, 'hello', 'rstrip', 42, 42)
|
||
|
|
|
||
|
|
def test_ljust(self):
|
||
|
|
self.checkequal('abc ', 'abc', 'ljust', 10)
|
||
|
|
self.checkequal('abc ', 'abc', 'ljust', 6)
|
||
|
|
self.checkequal('abc', 'abc', 'ljust', 3)
|
||
|
|
self.checkequal('abc', 'abc', 'ljust', 2)
|
||
|
|
self.checkequal('abc*******', 'abc', 'ljust', 10, '*')
|
||
|
|
self.checkraises(TypeError, 'abc', 'ljust')
|
||
|
|
|
||
|
|
def test_rjust(self):
|
||
|
|
self.checkequal(' abc', 'abc', 'rjust', 10)
|
||
|
|
self.checkequal(' abc', 'abc', 'rjust', 6)
|
||
|
|
self.checkequal('abc', 'abc', 'rjust', 3)
|
||
|
|
self.checkequal('abc', 'abc', 'rjust', 2)
|
||
|
|
self.checkequal('*******abc', 'abc', 'rjust', 10, '*')
|
||
|
|
self.checkraises(TypeError, 'abc', 'rjust')
|
||
|
|
|
||
|
|
def test_center(self):
|
||
|
|
self.checkequal(' abc ', 'abc', 'center', 10)
|
||
|
|
self.checkequal(' abc ', 'abc', 'center', 6)
|
||
|
|
self.checkequal('abc', 'abc', 'center', 3)
|
||
|
|
self.checkequal('abc', 'abc', 'center', 2)
|
||
|
|
self.checkequal('***abc****', 'abc', 'center', 10, '*')
|
||
|
|
self.checkraises(TypeError, 'abc', 'center')
|
||
|
|
|
||
|
|
def test_swapcase(self):
|
||
|
|
self.checkequal('hEllO CoMPuTErS', 'HeLLo cOmpUteRs', 'swapcase')
|
||
|
|
|
||
|
|
self.checkraises(TypeError, 'hello', 'swapcase', 42)
|
||
|
|
|
||
|
|
def test_replace(self):
|
||
|
|
EQ = self.checkequal
|
||
|
|
|
||
|
|
# Operations on the empty string
|
||
|
|
EQ("", "", "replace", "", "")
|
||
|
|
EQ("A", "", "replace", "", "A")
|
||
|
|
EQ("", "", "replace", "A", "")
|
||
|
|
EQ("", "", "replace", "A", "A")
|
||
|
|
EQ("", "", "replace", "", "", 100)
|
||
|
|
EQ("", "", "replace", "", "", sys.maxint)
|
||
|
|
|
||
|
|
# interleave (from=="", 'to' gets inserted everywhere)
|
||
|
|
EQ("A", "A", "replace", "", "")
|
||
|
|
EQ("*A*", "A", "replace", "", "*")
|
||
|
|
EQ("*1A*1", "A", "replace", "", "*1")
|
||
|
|
EQ("*-#A*-#", "A", "replace", "", "*-#")
|
||
|
|
EQ("*-A*-A*-", "AA", "replace", "", "*-")
|
||
|
|
EQ("*-A*-A*-", "AA", "replace", "", "*-", -1)
|
||
|
|
EQ("*-A*-A*-", "AA", "replace", "", "*-", sys.maxint)
|
||
|
|
EQ("*-A*-A*-", "AA", "replace", "", "*-", 4)
|
||
|
|
EQ("*-A*-A*-", "AA", "replace", "", "*-", 3)
|
||
|
|
EQ("*-A*-A", "AA", "replace", "", "*-", 2)
|
||
|
|
EQ("*-AA", "AA", "replace", "", "*-", 1)
|
||
|
|
EQ("AA", "AA", "replace", "", "*-", 0)
|
||
|
|
|
||
|
|
# single character deletion (from=="A", to=="")
|
||
|
|
EQ("", "A", "replace", "A", "")
|
||
|
|
EQ("", "AAA", "replace", "A", "")
|
||
|
|
EQ("", "AAA", "replace", "A", "", -1)
|
||
|
|
EQ("", "AAA", "replace", "A", "", sys.maxint)
|
||
|
|
EQ("", "AAA", "replace", "A", "", 4)
|
||
|
|
EQ("", "AAA", "replace", "A", "", 3)
|
||
|
|
EQ("A", "AAA", "replace", "A", "", 2)
|
||
|
|
EQ("AA", "AAA", "replace", "A", "", 1)
|
||
|
|
EQ("AAA", "AAA", "replace", "A", "", 0)
|
||
|
|
EQ("", "AAAAAAAAAA", "replace", "A", "")
|
||
|
|
EQ("BCD", "ABACADA", "replace", "A", "")
|
||
|
|
EQ("BCD", "ABACADA", "replace", "A", "", -1)
|
||
|
|
EQ("BCD", "ABACADA", "replace", "A", "", sys.maxint)
|
||
|
|
EQ("BCD", "ABACADA", "replace", "A", "", 5)
|
||
|
|
EQ("BCD", "ABACADA", "replace", "A", "", 4)
|
||
|
|
EQ("BCDA", "ABACADA", "replace", "A", "", 3)
|
||
|
|
EQ("BCADA", "ABACADA", "replace", "A", "", 2)
|
||
|
|
EQ("BACADA", "ABACADA", "replace", "A", "", 1)
|
||
|
|
EQ("ABACADA", "ABACADA", "replace", "A", "", 0)
|
||
|
|
EQ("BCD", "ABCAD", "replace", "A", "")
|
||
|
|
EQ("BCD", "ABCADAA", "replace", "A", "")
|
||
|
|
EQ("BCD", "BCD", "replace", "A", "")
|
||
|
|
EQ("*************", "*************", "replace", "A", "")
|
||
|
|
EQ("^A^", "^"+"A"*1000+"^", "replace", "A", "", 999)
|
||
|
|
|
||
|
|
# substring deletion (from=="the", to=="")
|
||
|
|
EQ("", "the", "replace", "the", "")
|
||
|
|
EQ("ater", "theater", "replace", "the", "")
|
||
|
|
EQ("", "thethe", "replace", "the", "")
|
||
|
|
EQ("", "thethethethe", "replace", "the", "")
|
||
|
|
EQ("aaaa", "theatheatheathea", "replace", "the", "")
|
||
|
|
EQ("that", "that", "replace", "the", "")
|
||
|
|
EQ("thaet", "thaet", "replace", "the", "")
|
||
|
|
EQ("here and re", "here and there", "replace", "the", "")
|
||
|
|
EQ("here and re and re", "here and there and there",
|
||
|
|
"replace", "the", "", sys.maxint)
|
||
|
|
EQ("here and re and re", "here and there and there",
|
||
|
|
"replace", "the", "", -1)
|
||
|
|
EQ("here and re and re", "here and there and there",
|
||
|
|
"replace", "the", "", 3)
|
||
|
|
EQ("here and re and re", "here and there and there",
|
||
|
|
"replace", "the", "", 2)
|
||
|
|
EQ("here and re and there", "here and there and there",
|
||
|
|
"replace", "the", "", 1)
|
||
|
|
EQ("here and there and there", "here and there and there",
|
||
|
|
"replace", "the", "", 0)
|
||
|
|
EQ("here and re and re", "here and there and there", "replace", "the", "")
|
||
|
|
|
||
|
|
EQ("abc", "abc", "replace", "the", "")
|
||
|
|
EQ("abcdefg", "abcdefg", "replace", "the", "")
|
||
|
|
|
||
|
|
# substring deletion (from=="bob", to=="")
|
||
|
|
EQ("bob", "bbobob", "replace", "bob", "")
|
||
|
|
EQ("bobXbob", "bbobobXbbobob", "replace", "bob", "")
|
||
|
|
EQ("aaaaaaa", "aaaaaaabob", "replace", "bob", "")
|
||
|
|
EQ("aaaaaaa", "aaaaaaa", "replace", "bob", "")
|
||
|
|
|
||
|
|
# single character replace in place (len(from)==len(to)==1)
|
||
|
|
EQ("Who goes there?", "Who goes there?", "replace", "o", "o")
|
||
|
|
EQ("WhO gOes there?", "Who goes there?", "replace", "o", "O")
|
||
|
|
EQ("WhO gOes there?", "Who goes there?", "replace", "o", "O", sys.maxint)
|
||
|
|
EQ("WhO gOes there?", "Who goes there?", "replace", "o", "O", -1)
|
||
|
|
EQ("WhO gOes there?", "Who goes there?", "replace", "o", "O", 3)
|
||
|
|
EQ("WhO gOes there?", "Who goes there?", "replace", "o", "O", 2)
|
||
|
|
EQ("WhO goes there?", "Who goes there?", "replace", "o", "O", 1)
|
||
|
|
EQ("Who goes there?", "Who goes there?", "replace", "o", "O", 0)
|
||
|
|
|
||
|
|
EQ("Who goes there?", "Who goes there?", "replace", "a", "q")
|
||
|
|
EQ("who goes there?", "Who goes there?", "replace", "W", "w")
|
||
|
|
EQ("wwho goes there?ww", "WWho goes there?WW", "replace", "W", "w")
|
||
|
|
EQ("Who goes there!", "Who goes there?", "replace", "?", "!")
|
||
|
|
EQ("Who goes there!!", "Who goes there??", "replace", "?", "!")
|
||
|
|
|
||
|
|
EQ("Who goes there?", "Who goes there?", "replace", ".", "!")
|
||
|
|
|
||
|
|
# substring replace in place (len(from)==len(to) > 1)
|
||
|
|
EQ("Th** ** a t**sue", "This is a tissue", "replace", "is", "**")
|
||
|
|
EQ("Th** ** a t**sue", "This is a tissue", "replace", "is", "**", sys.maxint)
|
||
|
|
EQ("Th** ** a t**sue", "This is a tissue", "replace", "is", "**", -1)
|
||
|
|
EQ("Th** ** a t**sue", "This is a tissue", "replace", "is", "**", 4)
|
||
|
|
EQ("Th** ** a t**sue", "This is a tissue", "replace", "is", "**", 3)
|
||
|
|
EQ("Th** ** a tissue", "This is a tissue", "replace", "is", "**", 2)
|
||
|
|
EQ("Th** is a tissue", "This is a tissue", "replace", "is", "**", 1)
|
||
|
|
EQ("This is a tissue", "This is a tissue", "replace", "is", "**", 0)
|
||
|
|
EQ("cobob", "bobob", "replace", "bob", "cob")
|
||
|
|
EQ("cobobXcobocob", "bobobXbobobob", "replace", "bob", "cob")
|
||
|
|
EQ("bobob", "bobob", "replace", "bot", "bot")
|
||
|
|
|
||
|
|
# replace single character (len(from)==1, len(to)>1)
|
||
|
|
EQ("ReyKKjaviKK", "Reykjavik", "replace", "k", "KK")
|
||
|
|
EQ("ReyKKjaviKK", "Reykjavik", "replace", "k", "KK", -1)
|
||
|
|
EQ("ReyKKjaviKK", "Reykjavik", "replace", "k", "KK", sys.maxint)
|
||
|
|
EQ("ReyKKjaviKK", "Reykjavik", "replace", "k", "KK", 2)
|
||
|
|
EQ("ReyKKjavik", "Reykjavik", "replace", "k", "KK", 1)
|
||
|
|
EQ("Reykjavik", "Reykjavik", "replace", "k", "KK", 0)
|
||
|
|
EQ("A----B----C----", "A.B.C.", "replace", ".", "----")
|
||
|
|
|
||
|
|
EQ("Reykjavik", "Reykjavik", "replace", "q", "KK")
|
||
|
|
|
||
|
|
# replace substring (len(from)>1, len(to)!=len(from))
|
||
|
|
EQ("ham, ham, eggs and ham", "spam, spam, eggs and spam",
|
||
|
|
"replace", "spam", "ham")
|
||
|
|
EQ("ham, ham, eggs and ham", "spam, spam, eggs and spam",
|
||
|
|
"replace", "spam", "ham", sys.maxint)
|
||
|
|
EQ("ham, ham, eggs and ham", "spam, spam, eggs and spam",
|
||
|
|
"replace", "spam", "ham", -1)
|
||
|
|
EQ("ham, ham, eggs and ham", "spam, spam, eggs and spam",
|
||
|
|
"replace", "spam", "ham", 4)
|
||
|
|
EQ("ham, ham, eggs and ham", "spam, spam, eggs and spam",
|
||
|
|
"replace", "spam", "ham", 3)
|
||
|
|
EQ("ham, ham, eggs and spam", "spam, spam, eggs and spam",
|
||
|
|
"replace", "spam", "ham", 2)
|
||
|
|
EQ("ham, spam, eggs and spam", "spam, spam, eggs and spam",
|
||
|
|
"replace", "spam", "ham", 1)
|
||
|
|
EQ("spam, spam, eggs and spam", "spam, spam, eggs and spam",
|
||
|
|
"replace", "spam", "ham", 0)
|
||
|
|
|
||
|
|
EQ("bobob", "bobobob", "replace", "bobob", "bob")
|
||
|
|
EQ("bobobXbobob", "bobobobXbobobob", "replace", "bobob", "bob")
|
||
|
|
EQ("BOBOBOB", "BOBOBOB", "replace", "bob", "bobby")
|
||
|
|
|
||
|
|
# XXX - Jython does not support the buffer protocol; perhaps
|
||
|
|
# it's possible for things like strings. Not likely to be in 2.5
|
||
|
|
|
||
|
|
# ba = buffer('a')
|
||
|
|
# bb = buffer('b')
|
||
|
|
# EQ("bbc", "abc", "replace", ba, bb)
|
||
|
|
# EQ("aac", "abc", "replace", bb, ba)
|
||
|
|
#
|
||
|
|
self.checkequal('one@two!three!', 'one!two!three!', 'replace', '!', '@', 1)
|
||
|
|
self.checkequal('onetwothree', 'one!two!three!', 'replace', '!', '')
|
||
|
|
self.checkequal('one@two@three!', 'one!two!three!', 'replace', '!', '@', 2)
|
||
|
|
self.checkequal('one@two@three@', 'one!two!three!', 'replace', '!', '@', 3)
|
||
|
|
self.checkequal('one@two@three@', 'one!two!three!', 'replace', '!', '@', 4)
|
||
|
|
self.checkequal('one!two!three!', 'one!two!three!', 'replace', '!', '@', 0)
|
||
|
|
self.checkequal('one@two@three@', 'one!two!three!', 'replace', '!', '@')
|
||
|
|
self.checkequal('one!two!three!', 'one!two!three!', 'replace', 'x', '@')
|
||
|
|
self.checkequal('one!two!three!', 'one!two!three!', 'replace', 'x', '@', 2)
|
||
|
|
self.checkequal('-a-b-c-', 'abc', 'replace', '', '-')
|
||
|
|
self.checkequal('-a-b-c', 'abc', 'replace', '', '-', 3)
|
||
|
|
self.checkequal('abc', 'abc', 'replace', '', '-', 0)
|
||
|
|
self.checkequal('', '', 'replace', '', '')
|
||
|
|
self.checkequal('abc', 'abc', 'replace', 'ab', '--', 0)
|
||
|
|
self.checkequal('abc', 'abc', 'replace', 'xy', '--')
|
||
|
|
# Next three for SF bug 422088: [OSF1 alpha] string.replace(); died with
|
||
|
|
# MemoryError due to empty result (platform malloc issue when requesting
|
||
|
|
# 0 bytes).
|
||
|
|
self.checkequal('', '123', 'replace', '123', '')
|
||
|
|
self.checkequal('', '123123', 'replace', '123', '')
|
||
|
|
self.checkequal('x', '123x123', 'replace', '123', '')
|
||
|
|
|
||
|
|
self.checkraises(TypeError, 'hello', 'replace')
|
||
|
|
self.checkraises(TypeError, 'hello', 'replace', 42)
|
||
|
|
self.checkraises(TypeError, 'hello', 'replace', 42, 'h')
|
||
|
|
self.checkraises(TypeError, 'hello', 'replace', 'h', 42)
|
||
|
|
|
||
|
|
def test_replace_overflow(self):
|
||
|
|
# Check for overflow checking on 32 bit machines
|
||
|
|
if sys.maxint != 2147483647 or test_support.is_jython or struct.calcsize("P") > 4:
|
||
|
|
return
|
||
|
|
A2_16 = "A" * (2**16)
|
||
|
|
self.checkraises(OverflowError, A2_16, "replace", "", A2_16)
|
||
|
|
self.checkraises(OverflowError, A2_16, "replace", "A", A2_16)
|
||
|
|
self.checkraises(OverflowError, A2_16, "replace", "AA", A2_16+A2_16)
|
||
|
|
|
||
|
|
def test_zfill(self):
|
||
|
|
self.checkequal('123', '123', 'zfill', 2)
|
||
|
|
self.checkequal('123', '123', 'zfill', 3)
|
||
|
|
self.checkequal('0123', '123', 'zfill', 4)
|
||
|
|
self.checkequal('+123', '+123', 'zfill', 3)
|
||
|
|
self.checkequal('+123', '+123', 'zfill', 4)
|
||
|
|
self.checkequal('+0123', '+123', 'zfill', 5)
|
||
|
|
self.checkequal('-123', '-123', 'zfill', 3)
|
||
|
|
self.checkequal('-123', '-123', 'zfill', 4)
|
||
|
|
self.checkequal('-0123', '-123', 'zfill', 5)
|
||
|
|
self.checkequal('000', '', 'zfill', 3)
|
||
|
|
self.checkequal('34', '34', 'zfill', 1)
|
||
|
|
self.checkequal('0034', '34', 'zfill', 4)
|
||
|
|
|
||
|
|
self.checkraises(TypeError, '123', 'zfill')
|
||
|
|
|
||
|
|
class MixinStrUnicodeUserStringTest:
|
||
|
|
# additional tests that only work for
|
||
|
|
# stringlike objects, i.e. str, unicode, UserString
|
||
|
|
# (but not the string module)
|
||
|
|
|
||
|
|
def test_islower(self):
|
||
|
|
self.checkequal(False, '', 'islower')
|
||
|
|
self.checkequal(True, 'a', 'islower')
|
||
|
|
self.checkequal(False, 'A', 'islower')
|
||
|
|
self.checkequal(False, '\n', 'islower')
|
||
|
|
self.checkequal(True, 'abc', 'islower')
|
||
|
|
self.checkequal(False, 'aBc', 'islower')
|
||
|
|
self.checkequal(True, 'abc\n', 'islower')
|
||
|
|
self.checkraises(TypeError, 'abc', 'islower', 42)
|
||
|
|
|
||
|
|
def test_isupper(self):
|
||
|
|
self.checkequal(False, '', 'isupper')
|
||
|
|
self.checkequal(False, 'a', 'isupper')
|
||
|
|
self.checkequal(True, 'A', 'isupper')
|
||
|
|
self.checkequal(False, '\n', 'isupper')
|
||
|
|
self.checkequal(True, 'ABC', 'isupper')
|
||
|
|
self.checkequal(False, 'AbC', 'isupper')
|
||
|
|
self.checkequal(True, 'ABC\n', 'isupper')
|
||
|
|
self.checkraises(TypeError, 'abc', 'isupper', 42)
|
||
|
|
|
||
|
|
def test_istitle(self):
|
||
|
|
self.checkequal(False, '', 'istitle')
|
||
|
|
self.checkequal(False, 'a', 'istitle')
|
||
|
|
self.checkequal(True, 'A', 'istitle')
|
||
|
|
self.checkequal(False, '\n', 'istitle')
|
||
|
|
self.checkequal(True, 'A Titlecased Line', 'istitle')
|
||
|
|
self.checkequal(True, 'A\nTitlecased Line', 'istitle')
|
||
|
|
self.checkequal(True, 'A Titlecased, Line', 'istitle')
|
||
|
|
self.checkequal(False, 'Not a capitalized String', 'istitle')
|
||
|
|
self.checkequal(False, 'Not\ta Titlecase String', 'istitle')
|
||
|
|
self.checkequal(False, 'Not--a Titlecase String', 'istitle')
|
||
|
|
self.checkequal(False, 'NOT', 'istitle')
|
||
|
|
self.checkraises(TypeError, 'abc', 'istitle', 42)
|
||
|
|
|
||
|
|
def test_isspace(self):
|
||
|
|
self.checkequal(False, '', 'isspace')
|
||
|
|
self.checkequal(False, 'a', 'isspace')
|
||
|
|
self.checkequal(True, ' ', 'isspace')
|
||
|
|
self.checkequal(True, '\t', 'isspace')
|
||
|
|
self.checkequal(True, '\r', 'isspace')
|
||
|
|
self.checkequal(True, '\n', 'isspace')
|
||
|
|
self.checkequal(True, ' \t\r\n', 'isspace')
|
||
|
|
self.checkequal(False, ' \t\r\na', 'isspace')
|
||
|
|
self.checkraises(TypeError, 'abc', 'isspace', 42)
|
||
|
|
|
||
|
|
def test_isalpha(self):
|
||
|
|
self.checkequal(False, '', 'isalpha')
|
||
|
|
self.checkequal(True, 'a', 'isalpha')
|
||
|
|
self.checkequal(True, 'A', 'isalpha')
|
||
|
|
self.checkequal(False, '\n', 'isalpha')
|
||
|
|
self.checkequal(True, 'abc', 'isalpha')
|
||
|
|
self.checkequal(False, 'aBc123', 'isalpha')
|
||
|
|
self.checkequal(False, 'abc\n', 'isalpha')
|
||
|
|
self.checkraises(TypeError, 'abc', 'isalpha', 42)
|
||
|
|
|
||
|
|
def test_isalnum(self):
|
||
|
|
self.checkequal(False, '', 'isalnum')
|
||
|
|
self.checkequal(True, 'a', 'isalnum')
|
||
|
|
self.checkequal(True, 'A', 'isalnum')
|
||
|
|
self.checkequal(False, '\n', 'isalnum')
|
||
|
|
self.checkequal(True, '123abc456', 'isalnum')
|
||
|
|
self.checkequal(True, 'a1b3c', 'isalnum')
|
||
|
|
self.checkequal(False, 'aBc000 ', 'isalnum')
|
||
|
|
self.checkequal(False, 'abc\n', 'isalnum')
|
||
|
|
self.checkraises(TypeError, 'abc', 'isalnum', 42)
|
||
|
|
|
||
|
|
def test_isdigit(self):
|
||
|
|
self.checkequal(False, '', 'isdigit')
|
||
|
|
self.checkequal(False, 'a', 'isdigit')
|
||
|
|
self.checkequal(True, '0', 'isdigit')
|
||
|
|
self.checkequal(True, '0123456789', 'isdigit')
|
||
|
|
self.checkequal(False, '0123456789a', 'isdigit')
|
||
|
|
|
||
|
|
self.checkraises(TypeError, 'abc', 'isdigit', 42)
|
||
|
|
|
||
|
|
def test_title(self):
|
||
|
|
self.checkequal(' Hello ', ' hello ', 'title')
|
||
|
|
self.checkequal('Hello ', 'hello ', 'title')
|
||
|
|
self.checkequal('Hello ', 'Hello ', 'title')
|
||
|
|
self.checkequal('Format This As Title String', "fOrMaT thIs aS titLe String", 'title')
|
||
|
|
self.checkequal('Format,This-As*Title;String', "fOrMaT,thIs-aS*titLe;String", 'title', )
|
||
|
|
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)
|
||
|
|
|
||
|
|
# test tuple arguments
|
||
|
|
self.checkequal(True, 'hello', 'startswith', ('he', 'ha'))
|
||
|
|
self.checkequal(False, 'hello', 'startswith', ('lo', 'llo'))
|
||
|
|
self.checkequal(True, 'hello', 'startswith', ('hellox', 'hello'))
|
||
|
|
self.checkequal(False, 'hello', 'startswith', ())
|
||
|
|
self.checkequal(True, 'helloworld', 'startswith', ('hellowo',
|
||
|
|
'rld', 'lowo'), 3)
|
||
|
|
self.checkequal(False, 'helloworld', 'startswith', ('hellowo', 'ello',
|
||
|
|
'rld'), 3)
|
||
|
|
self.checkequal(True, 'hello', 'startswith', ('lo', 'he'), 0, -1)
|
||
|
|
self.checkequal(False, 'hello', 'startswith', ('he', 'hel'), 0, 1)
|
||
|
|
self.checkequal(True, 'hello', 'startswith', ('he', 'hel'), 0, 2)
|
||
|
|
|
||
|
|
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)
|
||
|
|
|
||
|
|
# test tuple arguments
|
||
|
|
self.checkequal(False, 'hello', 'endswith', ('he', 'ha'))
|
||
|
|
self.checkequal(True, 'hello', 'endswith', ('lo', 'llo'))
|
||
|
|
self.checkequal(True, 'hello', 'endswith', ('hellox', 'hello'))
|
||
|
|
self.checkequal(False, 'hello', 'endswith', ())
|
||
|
|
self.checkequal(True, 'helloworld', 'endswith', ('hellowo',
|
||
|
|
'rld', 'lowo'), 3)
|
||
|
|
self.checkequal(False, 'helloworld', 'endswith', ('hellowo', 'ello',
|
||
|
|
'rld'), 3, -1)
|
||
|
|
self.checkequal(True, 'hello', 'endswith', ('hell', 'ell'), 0, -1)
|
||
|
|
self.checkequal(False, 'hello', 'endswith', ('he', 'hel'), 0, 1)
|
||
|
|
self.checkequal(True, 'hello', 'endswith', ('he', 'hell'), 0, 4)
|
||
|
|
|
||
|
|
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'a', 'abc', '__getitem__', slice(0, 1L))
|
||
|
|
self.checkequal(u'', 'abc', '__getitem__', slice(0, 0))
|
||
|
|
self.checkequal(u'', 'abc', '__getitem__', slice(0L, 0L))
|
||
|
|
# FIXME What about negative indices? 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__')
|
||
|
|
# CPython specific; pypy tests via the operator module instead
|
||
|
|
if not test_support.is_jython:
|
||
|
|
self.checkraises(TypeError, 'abc', '__mul__', '')
|
||
|
|
else:
|
||
|
|
import operator
|
||
|
|
self.checkraises(TypeError, operator, '__mul__', 'abc', '')
|
||
|
|
# XXX: on a 64-bit system, this doesn't raise an overflow error,
|
||
|
|
# but either raises a MemoryError, or succeeds (if you have 54TiB)
|
||
|
|
#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('bd', '', 'join', ('', 'b', '', 'd'))
|
||
|
|
self.checkequal('ac', '', 'join', ('a', '', 'c', ''))
|
||
|
|
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]))
|
||
|
|
try:
|
||
|
|
def f():
|
||
|
|
yield 4 + ""
|
||
|
|
self.fixtype(' ').join(f())
|
||
|
|
except TypeError, e:
|
||
|
|
if '+' not in str(e):
|
||
|
|
self.fail('join() ate exception message')
|
||
|
|
else:
|
||
|
|
self.fail('exception not raised')
|
||
|
|
|
||
|
|
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.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 not test_support.is_jython and x < 50 and prec >= 67:
|
||
|
|
self.checkraises(OverflowError, format, "__mod__", value)
|
||
|
|
else:
|
||
|
|
self.checkcall(format, "__mod__", value)
|
||
|
|
|
||
|
|
def test_inplace_rewrites(self):
|
||
|
|
# Check that strings don't copy and modify cached single-character strings
|
||
|
|
self.checkequal('a', 'A', 'lower')
|
||
|
|
self.checkequal(True, 'A', 'isupper')
|
||
|
|
self.checkequal('A', 'a', 'upper')
|
||
|
|
self.checkequal(True, 'a', 'islower')
|
||
|
|
|
||
|
|
self.checkequal('a', 'A', 'replace', 'A', 'a')
|
||
|
|
self.checkequal(True, 'A', 'isupper')
|
||
|
|
|
||
|
|
self.checkequal('A', 'a', 'capitalize')
|
||
|
|
self.checkequal(True, 'a', 'islower')
|
||
|
|
|
||
|
|
self.checkequal('A', 'a', 'swapcase')
|
||
|
|
self.checkequal(True, 'a', 'islower')
|
||
|
|
|
||
|
|
self.checkequal('A', 'a', 'title')
|
||
|
|
self.checkequal(True, 'a', 'islower')
|
||
|
|
|
||
|
|
def test_partition(self):
|
||
|
|
|
||
|
|
self.checkequal(('this is the par', 'ti', 'tion method'),
|
||
|
|
'this is the partition method', 'partition', 'ti')
|
||
|
|
|
||
|
|
# from raymond's original specification
|
||
|
|
S = 'http://www.python.org'
|
||
|
|
self.checkequal(('http', '://', 'www.python.org'), S, 'partition', '://')
|
||
|
|
self.checkequal(('http://www.python.org', '', ''), S, 'partition', '?')
|
||
|
|
self.checkequal(('', 'http://', 'www.python.org'), S, 'partition', 'http://')
|
||
|
|
self.checkequal(('http://www.python.', 'org', ''), S, 'partition', 'org')
|
||
|
|
|
||
|
|
self.checkraises(ValueError, S, 'partition', '')
|
||
|
|
self.checkraises(TypeError, S, 'partition', None)
|
||
|
|
|
||
|
|
def test_rpartition(self):
|
||
|
|
|
||
|
|
self.checkequal(('this is the rparti', 'ti', 'on method'),
|
||
|
|
'this is the rpartition method', 'rpartition', 'ti')
|
||
|
|
|
||
|
|
# from raymond's original specification
|
||
|
|
S = 'http://www.python.org'
|
||
|
|
self.checkequal(('http', '://', 'www.python.org'), S, 'rpartition', '://')
|
||
|
|
self.checkequal(('', '', 'http://www.python.org'), S, 'rpartition', '?')
|
||
|
|
self.checkequal(('', 'http://', 'www.python.org'), S, 'rpartition', 'http://')
|
||
|
|
self.checkequal(('http://www.python.', 'org', ''), S, 'rpartition', 'org')
|
||
|
|
|
||
|
|
self.checkraises(ValueError, S, 'rpartition', '')
|
||
|
|
self.checkraises(TypeError, S, 'rpartition', None)
|
||
|
|
|
||
|
|
|
||
|
|
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
|
||
|
|
|
||
|
|
if test_support.have_unicode:
|
||
|
|
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)
|
||
|
|
|
||
|
|
|
||
|
|
class MixinStrUnicodeTest:
|
||
|
|
# Additional tests that only work with str and unicode.
|
||
|
|
|
||
|
|
def test_bug1001011(self):
|
||
|
|
# Make sure join returns a NEW object for single item sequences
|
||
|
|
# involving a subclass.
|
||
|
|
# Make sure that it is of the appropriate type.
|
||
|
|
# Check the optimisation still occurs for standard objects.
|
||
|
|
t = self.type2test
|
||
|
|
class subclass(t):
|
||
|
|
pass
|
||
|
|
s1 = subclass("abcd")
|
||
|
|
s2 = t().join([s1])
|
||
|
|
self.assert_(s1 is not s2)
|
||
|
|
self.assert_(type(s2) is t)
|
||
|
|
|
||
|
|
s1 = t("abcd")
|
||
|
|
s2 = t().join([s1])
|
||
|
|
self.assert_(s1 is s2)
|
||
|
|
|
||
|
|
# Should also test mixed-type join.
|
||
|
|
if t is unicode:
|
||
|
|
s1 = subclass("abcd")
|
||
|
|
s2 = "".join([s1])
|
||
|
|
self.assert_(s1 is not s2)
|
||
|
|
self.assert_(type(s2) is t)
|
||
|
|
|
||
|
|
s1 = t("abcd")
|
||
|
|
s2 = "".join([s1])
|
||
|
|
self.assert_(s1 is s2)
|
||
|
|
|
||
|
|
elif t is str:
|
||
|
|
s1 = subclass("abcd")
|
||
|
|
s2 = u"".join([s1])
|
||
|
|
self.assert_(s1 is not s2)
|
||
|
|
self.assert_(type(s2) is unicode) # promotes!
|
||
|
|
|
||
|
|
s1 = t("abcd")
|
||
|
|
s2 = u"".join([s1])
|
||
|
|
self.assert_(s1 is not s2)
|
||
|
|
self.assert_(type(s2) is unicode) # promotes!
|
||
|
|
|
||
|
|
else:
|
||
|
|
self.fail("unexpected type for MixinStrUnicodeTest %r" % t)
|