1399 lines
65 KiB
Python
1399 lines
65 KiB
Python
"""
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Common tests shared by test_unicode, test_userstring and test_bytes.
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"""
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import unittest, string, sys, struct
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from test import support
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from collections 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', 123]
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def __str__(self): return '{0} {1} {2}'.format(*self.seq)
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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 BaseTest:
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# These tests are for buffers of values (bytes) and not
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# specific to character interpretation, used for bytes objects
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# and various string implementations
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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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# Whether the "contained items" of the container are integers in
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# range(0, 256) (i.e. bytes, bytearray) or strings of length 1
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# (str)
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contains_bytes = False
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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.items()
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])
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else:
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return obj
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def test_fixtype(self):
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self.assertIs(type(self.fixtype("123")), self.type2test)
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# check that obj.method(*args) returns result
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def checkequal(self, result, obj, methodname, *args, **kwargs):
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result = self.fixtype(result)
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obj = self.fixtype(obj)
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args = self.fixtype(args)
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kwargs = {k: self.fixtype(v) for k,v in kwargs.items()}
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realresult = getattr(obj, methodname)(*args, **kwargs)
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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 obj is realresult:
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try:
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class subtype(self.__class__.type2test):
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pass
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except TypeError:
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pass # Skip this if we can't subclass
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else:
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obj = subtype(obj)
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realresult = getattr(obj, methodname)(*args)
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self.assertIsNot(obj, realresult)
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# check that obj.method(*args) raises exc
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def checkraises(self, exc, obj, methodname, *args):
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obj = self.fixtype(obj)
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args = self.fixtype(args)
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with self.assertRaises(exc) as cm:
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getattr(obj, methodname)(*args)
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self.assertNotEqual(str(cm.exception), '')
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# call obj.method(*args) without any checks
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def checkcall(self, obj, methodname, *args):
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obj = self.fixtype(obj)
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args = self.fixtype(args)
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getattr(obj, methodname)(*args)
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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.checkequal(1, '', 'count', '')
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self.checkequal(0, '', 'count', '', 1, 1)
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self.checkequal(0, '', 'count', '', sys.maxsize, 0)
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self.checkequal(0, '', 'count', 'xx')
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self.checkequal(0, '', 'count', 'xx', 1, 1)
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self.checkequal(0, '', 'count', 'xx', sys.maxsize, 0)
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self.checkraises(TypeError, 'hello', 'count')
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if self.contains_bytes:
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self.checkequal(0, 'hello', 'count', 42)
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else:
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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 range(base ** digits):
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entry = []
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for j in range(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 = [self.fixtype(ts) for ts in teststrings]
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for i in teststrings:
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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, self.fixtype(''))),
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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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# to check the ability to pass None as defaults
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self.checkequal( 2, 'rrarrrrrrrrra', 'find', 'a')
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self.checkequal(12, 'rrarrrrrrrrra', 'find', 'a', 4)
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self.checkequal(-1, 'rrarrrrrrrrra', 'find', 'a', 4, 6)
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self.checkequal(12, 'rrarrrrrrrrra', 'find', 'a', 4, None)
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self.checkequal( 2, 'rrarrrrrrrrra', 'find', 'a', None, 6)
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self.checkraises(TypeError, 'hello', 'find')
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if self.contains_bytes:
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self.checkequal(-1, 'hello', 'find', 42)
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else:
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self.checkraises(TypeError, 'hello', 'find', 42)
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self.checkequal(0, '', 'find', '')
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self.checkequal(-1, '', 'find', '', 1, 1)
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self.checkequal(-1, '', 'find', '', sys.maxsize, 0)
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self.checkequal(-1, '', 'find', 'xx')
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self.checkequal(-1, '', 'find', 'xx', 1, 1)
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self.checkequal(-1, '', 'find', 'xx', sys.maxsize, 0)
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# issue 7458
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self.checkequal(-1, 'ab', 'find', 'xxx', sys.maxsize + 1, 0)
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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 range(base ** digits):
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entry = []
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for j in range(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 = [self.fixtype(ts) for ts in teststrings]
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for i in teststrings:
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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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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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# to check the ability to pass None as defaults
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self.checkequal(12, 'rrarrrrrrrrra', 'rfind', 'a')
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self.checkequal(12, 'rrarrrrrrrrra', 'rfind', 'a', 4)
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self.checkequal(-1, 'rrarrrrrrrrra', 'rfind', 'a', 4, 6)
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self.checkequal(12, 'rrarrrrrrrrra', 'rfind', 'a', 4, None)
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self.checkequal( 2, 'rrarrrrrrrrra', 'rfind', 'a', None, 6)
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self.checkraises(TypeError, 'hello', 'rfind')
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if self.contains_bytes:
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self.checkequal(-1, 'hello', 'rfind', 42)
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else:
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self.checkraises(TypeError, 'hello', 'rfind', 42)
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# For a variety of combinations,
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# verify that str.rfind() 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 range(base ** digits):
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entry = []
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for j in range(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 = [self.fixtype(ts) for ts in teststrings]
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for i in teststrings:
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for j in teststrings:
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loc = i.rfind(j)
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r1 = (loc != -1)
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r2 = j in i
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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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# issue 7458
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self.checkequal(-1, 'ab', 'rfind', 'xxx', sys.maxsize + 1, 0)
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# issue #15534
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self.checkequal(0, '<......\u043c...', "rfind", "<")
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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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# to check the ability to pass None as defaults
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self.checkequal( 2, 'rrarrrrrrrrra', 'index', 'a')
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self.checkequal(12, 'rrarrrrrrrrra', 'index', 'a', 4)
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self.checkraises(ValueError, 'rrarrrrrrrrra', 'index', 'a', 4, 6)
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self.checkequal(12, 'rrarrrrrrrrra', 'index', 'a', 4, None)
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self.checkequal( 2, 'rrarrrrrrrrra', 'index', 'a', None, 6)
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self.checkraises(TypeError, 'hello', 'index')
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if self.contains_bytes:
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self.checkraises(ValueError, 'hello', 'index', 42)
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else:
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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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# to check the ability to pass None as defaults
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self.checkequal(12, 'rrarrrrrrrrra', 'rindex', 'a')
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self.checkequal(12, 'rrarrrrrrrrra', 'rindex', 'a', 4)
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self.checkraises(ValueError, 'rrarrrrrrrrra', 'rindex', 'a', 4, 6)
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self.checkequal(12, 'rrarrrrrrrrra', 'rindex', 'a', 4, None)
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self.checkequal( 2, 'rrarrrrrrrrra', 'rindex', 'a', None, 6)
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self.checkraises(TypeError, 'hello', 'rindex')
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if self.contains_bytes:
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self.checkraises(ValueError, 'hello', 'rindex', 42)
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else:
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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',
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'expandtabs')
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self.checkequal('abc\rab def\ng hi', 'abc\rab\tdef\ng\thi',
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'expandtabs', 8)
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self.checkequal('abc\rab def\ng hi', 'abc\rab\tdef\ng\thi',
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'expandtabs', 4)
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self.checkequal('abc\r\nab def\ng hi', 'abc\r\nab\tdef\ng\thi',
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'expandtabs')
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self.checkequal('abc\r\nab def\ng hi', 'abc\r\nab\tdef\ng\thi',
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'expandtabs', 8)
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self.checkequal('abc\r\nab def\ng hi', 'abc\r\nab\tdef\ng\thi',
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'expandtabs', 4)
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self.checkequal('abc\r\nab\r\ndef\ng\r\nhi', 'abc\r\nab\r\ndef\ng\r\nhi',
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'expandtabs', 4)
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# check keyword args
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self.checkequal('abc\rab def\ng hi', 'abc\rab\tdef\ng\thi',
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'expandtabs', tabsize=8)
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self.checkequal('abc\rab def\ng hi', 'abc\rab\tdef\ng\thi',
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'expandtabs', tabsize=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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if sys.maxsize < (1 << 32) and struct.calcsize('P') == 4:
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self.checkraises(OverflowError,
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'\ta\n\tb', 'expandtabs', sys.maxsize)
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def test_split(self):
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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.maxsize-2)
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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', '|', 2)
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self.checkequal(['abcd'], 'abcd', 'split', '|')
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self.checkequal([''], '', 'split', '|')
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self.checkequal(['endcase ', ''], 'endcase |', 'split', '|')
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self.checkequal(['', ' startcase'], '| startcase', 'split', '|')
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self.checkequal(['', 'bothcase', ''], '|bothcase|', 'split', '|')
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self.checkequal(['a', '', 'b\x00c\x00d'], 'a\x00\x00b\x00c\x00d', 'split', '\x00', 2)
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self.checkequal(['a']*20, ('a|'*20)[:-1], 'split', '|')
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self.checkequal(['a']*15 +['a|a|a|a|a'],
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('a|'*20)[:-1], 'split', '|', 15)
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|
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# by string
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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', '//', 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.maxsize-10)
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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', '//', 2)
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self.checkequal(['endcase ', ''], 'endcase test', 'split', 'test')
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self.checkequal(['', ' begincase'], 'test begincase', 'split', 'test')
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self.checkequal(['', ' bothcase ', ''], 'test bothcase test',
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'split', 'test')
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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)
|
|
|
|
# with keyword args
|
|
self.checkequal(['a', 'b', 'c', 'd'], 'a|b|c|d', 'split', sep='|')
|
|
self.checkequal(['a', 'b|c|d'],
|
|
'a|b|c|d', 'split', '|', maxsplit=1)
|
|
self.checkequal(['a', 'b|c|d'],
|
|
'a|b|c|d', 'split', sep='|', maxsplit=1)
|
|
self.checkequal(['a', 'b|c|d'],
|
|
'a|b|c|d', 'split', maxsplit=1, sep='|')
|
|
self.checkequal(['a', 'b c d'],
|
|
'a b c d', 'split', maxsplit=1)
|
|
|
|
# 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):
|
|
# 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.maxsize-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(['abcd'], 'abcd', 'rsplit', '|')
|
|
self.checkequal([''], '', 'rsplit', '|')
|
|
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.maxsize-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)
|
|
|
|
# with keyword args
|
|
self.checkequal(['a', 'b', 'c', 'd'], 'a|b|c|d', 'rsplit', sep='|')
|
|
self.checkequal(['a|b|c', 'd'],
|
|
'a|b|c|d', 'rsplit', '|', maxsplit=1)
|
|
self.checkequal(['a|b|c', 'd'],
|
|
'a|b|c|d', 'rsplit', sep='|', maxsplit=1)
|
|
self.checkequal(['a|b|c', 'd'],
|
|
'a|b|c|d', 'rsplit', maxsplit=1, sep='|')
|
|
self.checkequal(['a b c', 'd'],
|
|
'a b c d', 'rsplit', maxsplit=1)
|
|
|
|
# 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_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.maxsize)
|
|
|
|
# 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.maxsize)
|
|
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.maxsize)
|
|
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.maxsize)
|
|
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.maxsize)
|
|
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.maxsize)
|
|
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.maxsize)
|
|
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.maxsize)
|
|
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", ".", "----")
|
|
# issue #15534
|
|
EQ('...\u043c......<', '...\u043c......<', "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.maxsize)
|
|
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")
|
|
|
|
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)
|
|
|
|
@unittest.skipIf(sys.maxsize > (1 << 32) or struct.calcsize('P') != 4,
|
|
'only applies to 32-bit platforms')
|
|
def test_replace_overflow(self):
|
|
# Check for overflow checking on 32 bit machines
|
|
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_capitalize(self):
|
|
self.checkequal(' hello ', ' hello ', 'capitalize')
|
|
self.checkequal('Hello ', 'Hello ','capitalize')
|
|
self.checkequal('Hello ', 'hello ','capitalize')
|
|
self.checkequal('Aaaa', 'aaaa', 'capitalize')
|
|
self.checkequal('Aaaa', 'AaAa', 'capitalize')
|
|
|
|
self.checkraises(TypeError, 'hello', 'capitalize', 42)
|
|
|
|
def test_additional_split(self):
|
|
self.checkequal(['this', 'is', 'the', 'split', 'function'],
|
|
'this is the split function', 'split')
|
|
|
|
# by whitespace
|
|
self.checkequal(['a', 'b', 'c', 'd'], 'a b c d ', 'split')
|
|
self.checkequal(['a', 'b c d'], 'a b c d', 'split', None, 1)
|
|
self.checkequal(['a', 'b', 'c d'], 'a b c d', 'split', None, 2)
|
|
self.checkequal(['a', 'b', 'c', 'd'], 'a b c d', 'split', None, 3)
|
|
self.checkequal(['a', 'b', 'c', 'd'], 'a b c d', 'split', None, 4)
|
|
self.checkequal(['a', 'b', 'c', 'd'], 'a b c d', 'split', None,
|
|
sys.maxsize-1)
|
|
self.checkequal(['a b c d'], 'a b c d', 'split', None, 0)
|
|
self.checkequal(['a b c d'], ' a b c d', 'split', None, 0)
|
|
self.checkequal(['a', 'b', 'c d'], 'a b c d', 'split', None, 2)
|
|
|
|
self.checkequal([], ' ', 'split')
|
|
self.checkequal(['a'], ' a ', 'split')
|
|
self.checkequal(['a', 'b'], ' a b ', 'split')
|
|
self.checkequal(['a', 'b '], ' a b ', 'split', None, 1)
|
|
self.checkequal(['a b c '], ' a b c ', 'split', None, 0)
|
|
self.checkequal(['a', 'b c '], ' a b c ', 'split', None, 1)
|
|
self.checkequal(['a', 'b', 'c '], ' a b c ', 'split', None, 2)
|
|
self.checkequal(['a', 'b', 'c'], ' a b c ', 'split', None, 3)
|
|
self.checkequal(['a', 'b'], '\n\ta \t\r b \v ', 'split')
|
|
aaa = ' a '*20
|
|
self.checkequal(['a']*20, aaa, 'split')
|
|
self.checkequal(['a'] + [aaa[4:]], aaa, 'split', None, 1)
|
|
self.checkequal(['a']*19 + ['a '], aaa, 'split', None, 19)
|
|
|
|
for b in ('arf\tbarf', 'arf\nbarf', 'arf\rbarf',
|
|
'arf\fbarf', 'arf\vbarf'):
|
|
self.checkequal(['arf', 'barf'], b, 'split')
|
|
self.checkequal(['arf', 'barf'], b, 'split', None)
|
|
self.checkequal(['arf', 'barf'], b, 'split', None, 2)
|
|
|
|
def test_additional_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.maxsize-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, 0)
|
|
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', 'c'], ' a b c ', 'rsplit',
|
|
None, 3)
|
|
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)
|
|
|
|
for b in ('arf\tbarf', 'arf\nbarf', 'arf\rbarf',
|
|
'arf\fbarf', 'arf\vbarf'):
|
|
self.checkequal(['arf', 'barf'], b, 'rsplit')
|
|
self.checkequal(['arf', 'barf'], b, 'rsplit', None)
|
|
self.checkequal(['arf', 'barf'], b, 'rsplit', None, 2)
|
|
|
|
def test_strip_whitespace(self):
|
|
self.checkequal('hello', ' hello ', 'strip')
|
|
self.checkequal('hello ', ' hello ', 'lstrip')
|
|
self.checkequal(' hello', ' hello ', 'rstrip')
|
|
self.checkequal('hello', 'hello', 'strip')
|
|
|
|
b = ' \t\n\r\f\vabc \t\n\r\f\v'
|
|
self.checkequal('abc', b, 'strip')
|
|
self.checkequal('abc \t\n\r\f\v', b, 'lstrip')
|
|
self.checkequal(' \t\n\r\f\vabc', b, 'rstrip')
|
|
|
|
# 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)
|
|
|
|
def test_strip(self):
|
|
# 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')
|
|
self.checkequal('', 'mississippi', 'strip', 'mississippi')
|
|
|
|
# only trim the start and end; does not strip internal characters
|
|
self.checkequal('mississipp', 'mississippi', 'strip', 'i')
|
|
|
|
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_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')
|
|
|
|
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_isascii(self):
|
|
self.checkequal(True, '', 'isascii')
|
|
self.checkequal(True, '\x00', 'isascii')
|
|
self.checkequal(True, '\x7f', 'isascii')
|
|
self.checkequal(True, '\x00\x7f', 'isascii')
|
|
self.checkequal(False, '\x80', 'isascii')
|
|
self.checkequal(False, '\xe9', 'isascii')
|
|
# bytes.isascii() and bytearray.isascii() has optimization which
|
|
# check 4 or 8 bytes at once. So check some alignments.
|
|
for p in range(8):
|
|
self.checkequal(True, ' '*p + '\x7f', 'isascii')
|
|
self.checkequal(False, ' '*p + '\x80', 'isascii')
|
|
self.checkequal(True, ' '*p + '\x7f' + ' '*8, 'isascii')
|
|
self.checkequal(False, ' '*p + '\x80' + ' '*8, 'isascii')
|
|
|
|
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(['', 'abc', 'def', 'ghi', ''],
|
|
"\nabc\ndef\r\nghi\n\r", 'splitlines', False)
|
|
self.checkequal(['\n', 'abc\n', 'def\r\n', 'ghi\n', '\r'],
|
|
"\nabc\ndef\r\nghi\n\r", 'splitlines', True)
|
|
self.checkequal(['', 'abc', 'def', 'ghi', ''], "\nabc\ndef\r\nghi\n\r",
|
|
'splitlines', keepends=False)
|
|
self.checkequal(['\n', 'abc\n', 'def\r\n', 'ghi\n', '\r'],
|
|
"\nabc\ndef\r\nghi\n\r", 'splitlines', keepends=True)
|
|
|
|
self.checkraises(TypeError, 'abc', 'splitlines', 42, 42)
|
|
|
|
|
|
class CommonTest(BaseTest):
|
|
# This testcase contains tests that can be used in all
|
|
# stringlike classes. Currently this is str and UserString.
|
|
|
|
def test_hash(self):
|
|
# SF bug 1054139: += optimization was not invalidating cached hash value
|
|
a = self.type2test('DNSSEC')
|
|
b = self.type2test('')
|
|
for c in a:
|
|
b += c
|
|
hash(b)
|
|
self.assertEqual(hash(a), hash(b))
|
|
|
|
def test_capitalize_nonascii(self):
|
|
# check that titlecased chars are lowered correctly
|
|
# \u1ffc is the titlecased char
|
|
self.checkequal('\u1ffc\u1ff3\u1ff3\u1ff3',
|
|
'\u1ff3\u1ff3\u1ffc\u1ffc', 'capitalize')
|
|
# check with cased non-letter chars
|
|
self.checkequal('\u24c5\u24e8\u24e3\u24d7\u24de\u24dd',
|
|
'\u24c5\u24ce\u24c9\u24bd\u24c4\u24c3', 'capitalize')
|
|
self.checkequal('\u24c5\u24e8\u24e3\u24d7\u24de\u24dd',
|
|
'\u24df\u24e8\u24e3\u24d7\u24de\u24dd', 'capitalize')
|
|
self.checkequal('\u2160\u2171\u2172',
|
|
'\u2160\u2161\u2162', 'capitalize')
|
|
self.checkequal('\u2160\u2171\u2172',
|
|
'\u2170\u2171\u2172', 'capitalize')
|
|
# check with Ll chars with no upper - nothing changes here
|
|
self.checkequal('\u019b\u1d00\u1d86\u0221\u1fb7',
|
|
'\u019b\u1d00\u1d86\u0221\u1fb7', 'capitalize')
|
|
|
|
|
|
class MixinStrUnicodeUserStringTest:
|
|
# additional tests that only work for
|
|
# stringlike objects, i.e. str, UserString
|
|
|
|
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)
|
|
self.checkequal(True, '', 'startswith', '', 0, 1)
|
|
self.checkequal(True, '', 'startswith', '', 0, 0)
|
|
self.checkequal(False, '', 'startswith', '', 1, 0)
|
|
|
|
# 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)
|
|
self.checkequal(True, '', 'endswith', '', 0, 1)
|
|
self.checkequal(True, '', 'endswith', '', 0, 0)
|
|
self.checkequal(False, '', 'endswith', '', 1, 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__', '')
|
|
self.checkequal(True, 'abc', '__contains__', '')
|
|
self.checkequal(False, 'abc', '__contains__', '\0')
|
|
self.checkequal(True, '\0abc', '__contains__', '\0')
|
|
self.checkequal(True, 'abc\0', '__contains__', '\0')
|
|
self.checkequal(True, '\0abc', '__contains__', 'a')
|
|
self.checkequal(True, 'asdf', '__contains__', 'asdf')
|
|
self.checkequal(False, 'asd', '__contains__', 'asdf')
|
|
self.checkequal(False, '', '__contains__', 'asdf')
|
|
|
|
def test_subscript(self):
|
|
self.checkequal('a', 'abc', '__getitem__', 0)
|
|
self.checkequal('c', 'abc', '__getitem__', -1)
|
|
self.checkequal('a', 'abc', '__getitem__', 0)
|
|
self.checkequal('abc', 'abc', '__getitem__', slice(0, 3))
|
|
self.checkequal('abc', 'abc', '__getitem__', slice(0, 1000))
|
|
self.checkequal('a', 'abc', '__getitem__', slice(0, 1))
|
|
self.checkequal('', 'abc', '__getitem__', slice(0, 0))
|
|
|
|
self.checkraises(TypeError, 'abc', '__getitem__', 'def')
|
|
|
|
def test_slice(self):
|
|
self.checkequal('abc', 'abc', '__getitem__', slice(0, 1000))
|
|
self.checkequal('abc', 'abc', '__getitem__', slice(0, 3))
|
|
self.checkequal('ab', 'abc', '__getitem__', slice(0, 2))
|
|
self.checkequal('bc', 'abc', '__getitem__', slice(1, 3))
|
|
self.checkequal('b', 'abc', '__getitem__', slice(1, 2))
|
|
self.checkequal('', 'abc', '__getitem__', slice(2, 2))
|
|
self.checkequal('', 'abc', '__getitem__', slice(1000, 1000))
|
|
self.checkequal('', 'abc', '__getitem__', slice(2000, 1000))
|
|
self.checkequal('', 'abc', '__getitem__', slice(2, 1))
|
|
|
|
self.checkraises(TypeError, 'abc', '__getitem__', 'def')
|
|
|
|
def test_extended_getslice(self):
|
|
# Test extended slicing by comparing with list slicing.
|
|
s = string.ascii_letters + string.digits
|
|
indices = (0, None, 1, 3, 41, sys.maxsize, -1, -2, -37)
|
|
for start in indices:
|
|
for stop in indices:
|
|
# Skip step 0 (invalid)
|
|
for step in indices[1:]:
|
|
L = list(s)[start:stop:step]
|
|
self.checkequal("".join(L), s, '__getitem__',
|
|
slice(start, stop, step))
|
|
|
|
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__', '')
|
|
# 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
|
|
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']))
|
|
self.checkequal('a.b.c', '.', 'join', ['a', 'b', 'c'])
|
|
self.assertRaises(TypeError, '.'.join, ['a', '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.checkequal(str(BadSeq1()), ' ', 'join', BadSeq1())
|
|
self.checkequal('a b c', ' ', 'join', BadSeq2())
|
|
|
|
self.checkraises(TypeError, ' ', 'join')
|
|
self.checkraises(TypeError, ' ', 'join', None)
|
|
self.checkraises(TypeError, ' ', 'join', 7)
|
|
self.checkraises(TypeError, ' ', 'join', [1, 2, bytes()])
|
|
try:
|
|
def f():
|
|
yield 4 + ""
|
|
self.fixtype(' ').join(f())
|
|
except TypeError as 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)
|
|
|
|
longvalue = sys.maxsize + 10
|
|
slongvalue = str(longvalue)
|
|
self.checkequal(' 42', '%3ld', '__mod__', 42)
|
|
self.checkequal('42', '%d', '__mod__', 42.0)
|
|
self.checkequal(slongvalue, '%d', '__mod__', longvalue)
|
|
self.checkcall('%d', '__mod__', float(longvalue))
|
|
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))
|
|
self.checkraises(TypeError, '%d', '__mod__', "42") # not numeric
|
|
self.checkraises(TypeError, '%d', '__mod__', (42+0j)) # no int conversion provided
|
|
|
|
# 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,))
|
|
|
|
# Outrageously large width or precision should raise ValueError.
|
|
self.checkraises(ValueError, '%%%df' % (2**64), '__mod__', (3.2))
|
|
self.checkraises(ValueError, '%%.%df' % (2**64), '__mod__', (3.2))
|
|
self.checkraises(OverflowError, '%*s', '__mod__',
|
|
(sys.maxsize + 1, ''))
|
|
self.checkraises(OverflowError, '%.*f', '__mod__',
|
|
(sys.maxsize + 1, 1. / 7))
|
|
|
|
class X(object): pass
|
|
self.checkraises(TypeError, 'abc', '__mod__', X())
|
|
|
|
@support.cpython_only
|
|
def test_formatting_c_limits(self):
|
|
from _testcapi import PY_SSIZE_T_MAX, INT_MAX, UINT_MAX
|
|
SIZE_MAX = (1 << (PY_SSIZE_T_MAX.bit_length() + 1)) - 1
|
|
self.checkraises(OverflowError, '%*s', '__mod__',
|
|
(PY_SSIZE_T_MAX + 1, ''))
|
|
self.checkraises(OverflowError, '%.*f', '__mod__',
|
|
(INT_MAX + 1, 1. / 7))
|
|
# Issue 15989
|
|
self.checkraises(OverflowError, '%*s', '__mod__',
|
|
(SIZE_MAX + 1, ''))
|
|
self.checkraises(OverflowError, '%.*f', '__mod__',
|
|
(UINT_MAX + 1, 1. / 7))
|
|
|
|
def test_floatformatting(self):
|
|
# float formatting
|
|
for prec in range(100):
|
|
format = '%%.%if' % prec
|
|
value = 0.01
|
|
for x in range(60):
|
|
value = value * 3.14159265359 / 3.0 * 10.0
|
|
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)
|
|
|
|
def test_none_arguments(self):
|
|
# issue 11828
|
|
s = 'hello'
|
|
self.checkequal(2, s, 'find', 'l', None)
|
|
self.checkequal(3, s, 'find', 'l', -2, None)
|
|
self.checkequal(2, s, 'find', 'l', None, -2)
|
|
self.checkequal(0, s, 'find', 'h', None, None)
|
|
|
|
self.checkequal(3, s, 'rfind', 'l', None)
|
|
self.checkequal(3, s, 'rfind', 'l', -2, None)
|
|
self.checkequal(2, s, 'rfind', 'l', None, -2)
|
|
self.checkequal(0, s, 'rfind', 'h', None, None)
|
|
|
|
self.checkequal(2, s, 'index', 'l', None)
|
|
self.checkequal(3, s, 'index', 'l', -2, None)
|
|
self.checkequal(2, s, 'index', 'l', None, -2)
|
|
self.checkequal(0, s, 'index', 'h', None, None)
|
|
|
|
self.checkequal(3, s, 'rindex', 'l', None)
|
|
self.checkequal(3, s, 'rindex', 'l', -2, None)
|
|
self.checkequal(2, s, 'rindex', 'l', None, -2)
|
|
self.checkequal(0, s, 'rindex', 'h', None, None)
|
|
|
|
self.checkequal(2, s, 'count', 'l', None)
|
|
self.checkequal(1, s, 'count', 'l', -2, None)
|
|
self.checkequal(1, s, 'count', 'l', None, -2)
|
|
self.checkequal(0, s, 'count', 'x', None, None)
|
|
|
|
self.checkequal(True, s, 'endswith', 'o', None)
|
|
self.checkequal(True, s, 'endswith', 'lo', -2, None)
|
|
self.checkequal(True, s, 'endswith', 'l', None, -2)
|
|
self.checkequal(False, s, 'endswith', 'x', None, None)
|
|
|
|
self.checkequal(True, s, 'startswith', 'h', None)
|
|
self.checkequal(True, s, 'startswith', 'l', -2, None)
|
|
self.checkequal(True, s, 'startswith', 'h', None, -2)
|
|
self.checkequal(False, s, 'startswith', 'x', None, None)
|
|
|
|
def test_find_etc_raise_correct_error_messages(self):
|
|
# issue 11828
|
|
s = 'hello'
|
|
x = 'x'
|
|
self.assertRaisesRegex(TypeError, r'^find\(', s.find,
|
|
x, None, None, None)
|
|
self.assertRaisesRegex(TypeError, r'^rfind\(', s.rfind,
|
|
x, None, None, None)
|
|
self.assertRaisesRegex(TypeError, r'^index\(', s.index,
|
|
x, None, None, None)
|
|
self.assertRaisesRegex(TypeError, r'^rindex\(', s.rindex,
|
|
x, None, None, None)
|
|
self.assertRaisesRegex(TypeError, r'^count\(', s.count,
|
|
x, None, None, None)
|
|
self.assertRaisesRegex(TypeError, r'^startswith\(', s.startswith,
|
|
x, None, None, None)
|
|
self.assertRaisesRegex(TypeError, r'^endswith\(', s.endswith,
|
|
x, None, None, None)
|
|
|
|
# issue #15534
|
|
self.checkequal(10, "...\u043c......<", "find", "<")
|
|
|
|
|
|
class MixinStrUnicodeTest:
|
|
# Additional tests that only work with str.
|
|
|
|
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.assertIsNot(s1, s2)
|
|
self.assertIs(type(s2), t)
|
|
|
|
s1 = t("abcd")
|
|
s2 = t().join([s1])
|
|
self.assertIs(s1, s2)
|