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Diffstat (limited to 'lib/python2.7/test/string_tests.py')
| -rw-r--r-- | lib/python2.7/test/string_tests.py | 1355 |
1 files changed, 0 insertions, 1355 deletions
diff --git a/lib/python2.7/test/string_tests.py b/lib/python2.7/test/string_tests.py deleted file mode 100644 index d5ab6ae..0000000 --- a/lib/python2.7/test/string_tests.py +++ /dev/null @@ -1,1355 +0,0 @@ -""" -Common tests shared by test_str, test_unicode, test_userstring and test_string. -""" - -import unittest, string, sys, struct -from test import test_support -from UserList import UserList -import _testcapi - -class Sequence: - def __init__(self, seq='wxyz'): self.seq = seq - def __len__(self): return len(self.seq) - def __getitem__(self, i): return self.seq[i] - -class BadSeq1(Sequence): - def __init__(self): self.seq = [7, 'hello', 123L] - -class BadSeq2(Sequence): - def __init__(self): self.seq = ['a', 'b', 'c'] - def __len__(self): return 8 - -class CommonTest(unittest.TestCase): - # This testcase contains test that can be used in all - # stringlike classes. Currently this is str, unicode - # UserString and the string module. - - # The type to be tested - # Change in subclasses to change the behaviour of fixtesttype() - type2test = None - - # All tests pass their arguments to the testing methods - # as str objects. fixtesttype() can be used to propagate - # these arguments to the appropriate type - def fixtype(self, obj): - if isinstance(obj, str): - return self.__class__.type2test(obj) - elif isinstance(obj, list): - return [self.fixtype(x) for x in obj] - elif isinstance(obj, tuple): - return tuple([self.fixtype(x) for x in obj]) - elif isinstance(obj, dict): - return dict([ - (self.fixtype(key), self.fixtype(value)) - for (key, value) in obj.iteritems() - ]) - else: - return obj - - # check that object.method(*args) returns result - def checkequal(self, result, object, methodname, *args): - result = self.fixtype(result) - object = self.fixtype(object) - args = self.fixtype(args) - realresult = getattr(object, methodname)(*args) - self.assertEqual( - result, - realresult - ) - # if the original is returned make sure that - # this doesn't happen with subclasses - if object == realresult: - class subtype(self.__class__.type2test): - pass - object = subtype(object) - realresult = getattr(object, methodname)(*args) - self.assertTrue(object is not realresult) - - # check that object.method(*args) raises exc - def checkraises(self, exc, object, methodname, *args): - object = self.fixtype(object) - args = self.fixtype(args) - self.assertRaises( - exc, - getattr(object, methodname), - *args - ) - - # call object.method(*args) without any checks - def checkcall(self, object, methodname, *args): - object = self.fixtype(object) - args = self.fixtype(args) - getattr(object, methodname)(*args) - - 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(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_count(self): - self.checkequal(3, 'aaa', 'count', 'a') - self.checkequal(0, 'aaa', 'count', 'b') - self.checkequal(3, 'aaa', 'count', 'a') - self.checkequal(0, 'aaa', 'count', 'b') - self.checkequal(3, 'aaa', 'count', 'a') - self.checkequal(0, 'aaa', 'count', 'b') - self.checkequal(0, 'aaa', 'count', 'b') - self.checkequal(2, 'aaa', 'count', 'a', 1) - self.checkequal(0, 'aaa', 'count', 'a', 10) - self.checkequal(1, 'aaa', 'count', 'a', -1) - self.checkequal(3, 'aaa', 'count', 'a', -10) - self.checkequal(1, 'aaa', 'count', 'a', 0, 1) - self.checkequal(3, 'aaa', 'count', 'a', 0, 10) - self.checkequal(2, 'aaa', 'count', 'a', 0, -1) - self.checkequal(0, 'aaa', 'count', 'a', 0, -10) - self.checkequal(3, 'aaa', 'count', '', 1) - self.checkequal(1, 'aaa', 'count', '', 3) - self.checkequal(0, 'aaa', 'count', '', 10) - self.checkequal(2, 'aaa', 'count', '', -1) - self.checkequal(4, 'aaa', 'count', '', -10) - - self.checkequal(1, '', 'count', '') - self.checkequal(0, '', 'count', '', 1, 1) - self.checkequal(0, '', 'count', '', sys.maxint, 0) - - self.checkequal(0, '', 'count', 'xx') - self.checkequal(0, '', 'count', 'xx', 1, 1) - self.checkequal(0, '', 'count', 'xx', sys.maxint, 0) - - self.checkraises(TypeError, 'hello', 'count') - self.checkraises(TypeError, 'hello', 'count', 42) - - # For a variety of combinations, - # verify that str.count() matches an equivalent function - # replacing all occurrences and then differencing the string lengths - charset = ['', 'a', 'b'] - digits = 7 - base = len(charset) - teststrings = set() - for i in xrange(base ** digits): - entry = [] - for j in xrange(digits): - i, m = divmod(i, base) - entry.append(charset[m]) - teststrings.add(''.join(entry)) - teststrings = list(teststrings) - for i in teststrings: - i = self.fixtype(i) - n = len(i) - for j in teststrings: - r1 = i.count(j) - if j: - r2, rem = divmod(n - len(i.replace(j, '')), len(j)) - else: - r2, rem = len(i)+1, 0 - if rem or r1 != r2: - self.assertEqual(rem, 0, '%s != 0 for %s' % (rem, i)) - self.assertEqual(r1, r2, '%s != %s for %s' % (r1, r2, i)) - - def test_find(self): - self.checkequal(0, 'abcdefghiabc', 'find', 'abc') - self.checkequal(9, 'abcdefghiabc', 'find', 'abc', 1) - self.checkequal(-1, 'abcdefghiabc', 'find', 'def', 4) - - self.checkequal(0, 'abc', 'find', '', 0) - self.checkequal(3, 'abc', 'find', '', 3) - self.checkequal(-1, 'abc', 'find', '', 4) - - # to check the ability to pass None as defaults - self.checkequal( 2, 'rrarrrrrrrrra', 'find', 'a') - self.checkequal(12, 'rrarrrrrrrrra', 'find', 'a', 4) - self.checkequal(-1, 'rrarrrrrrrrra', 'find', 'a', 4, 6) - self.checkequal(12, 'rrarrrrrrrrra', 'find', 'a', 4, None) - self.checkequal( 2, 'rrarrrrrrrrra', 'find', 'a', None, 6) - - self.checkraises(TypeError, 'hello', 'find') - self.checkraises(TypeError, 'hello', 'find', 42) - - self.checkequal(0, '', 'find', '') - self.checkequal(-1, '', 'find', '', 1, 1) - self.checkequal(-1, '', 'find', '', sys.maxint, 0) - - self.checkequal(-1, '', 'find', 'xx') - self.checkequal(-1, '', 'find', 'xx', 1, 1) - self.checkequal(-1, '', 'find', 'xx', sys.maxint, 0) - - # issue 7458 - self.checkequal(-1, 'ab', 'find', 'xxx', sys.maxsize + 1, 0) - - # For a variety of combinations, - # verify that str.find() matches __contains__ - # and that the found substring is really at that location - charset = ['', 'a', 'b', 'c'] - digits = 5 - base = len(charset) - teststrings = set() - for i in xrange(base ** digits): - entry = [] - for j in xrange(digits): - i, m = divmod(i, base) - entry.append(charset[m]) - teststrings.add(''.join(entry)) - teststrings = list(teststrings) - for i in teststrings: - i = self.fixtype(i) - for j in teststrings: - loc = i.find(j) - r1 = (loc != -1) - r2 = j in i - self.assertEqual(r1, r2) - if loc != -1: - self.assertEqual(i[loc:loc+len(j)], j) - - def test_rfind(self): - self.checkequal(9, 'abcdefghiabc', 'rfind', 'abc') - self.checkequal(12, 'abcdefghiabc', 'rfind', '') - self.checkequal(0, 'abcdefghiabc', 'rfind', 'abcd') - self.checkequal(-1, 'abcdefghiabc', 'rfind', 'abcz') - - self.checkequal(3, 'abc', 'rfind', '', 0) - self.checkequal(3, 'abc', 'rfind', '', 3) - self.checkequal(-1, 'abc', 'rfind', '', 4) - - # to check the ability to pass None as defaults - self.checkequal(12, 'rrarrrrrrrrra', 'rfind', 'a') - self.checkequal(12, 'rrarrrrrrrrra', 'rfind', 'a', 4) - self.checkequal(-1, 'rrarrrrrrrrra', 'rfind', 'a', 4, 6) - self.checkequal(12, 'rrarrrrrrrrra', 'rfind', 'a', 4, None) - self.checkequal( 2, 'rrarrrrrrrrra', 'rfind', 'a', None, 6) - - self.checkraises(TypeError, 'hello', 'rfind') - self.checkraises(TypeError, 'hello', 'rfind', 42) - - # For a variety of combinations, - # verify that str.rfind() matches __contains__ - # and that the found substring is really at that location - charset = ['', 'a', 'b', 'c'] - digits = 5 - base = len(charset) - teststrings = set() - for i in xrange(base ** digits): - entry = [] - for j in xrange(digits): - i, m = divmod(i, base) - entry.append(charset[m]) - teststrings.add(''.join(entry)) - teststrings = list(teststrings) - for i in teststrings: - i = self.fixtype(i) - for j in teststrings: - loc = i.rfind(j) - r1 = (loc != -1) - r2 = j in i - self.assertEqual(r1, r2) - if loc != -1: - self.assertEqual(i[loc:loc+len(j)], self.fixtype(j)) - - # issue 7458 - self.checkequal(-1, 'ab', 'rfind', 'xxx', sys.maxsize + 1, 0) - - def test_index(self): - self.checkequal(0, 'abcdefghiabc', 'index', '') - self.checkequal(3, 'abcdefghiabc', 'index', 'def') - self.checkequal(0, 'abcdefghiabc', 'index', 'abc') - self.checkequal(9, 'abcdefghiabc', 'index', 'abc', 1) - - self.checkraises(ValueError, 'abcdefghiabc', 'index', 'hib') - self.checkraises(ValueError, 'abcdefghiab', 'index', 'abc', 1) - self.checkraises(ValueError, 'abcdefghi', 'index', 'ghi', 8) - self.checkraises(ValueError, 'abcdefghi', 'index', 'ghi', -1) - - # to check the ability to pass None as defaults - self.checkequal( 2, 'rrarrrrrrrrra', 'index', 'a') - self.checkequal(12, 'rrarrrrrrrrra', 'index', 'a', 4) - self.checkraises(ValueError, 'rrarrrrrrrrra', 'index', 'a', 4, 6) - self.checkequal(12, 'rrarrrrrrrrra', 'index', 'a', 4, None) - self.checkequal( 2, 'rrarrrrrrrrra', 'index', 'a', None, 6) - - self.checkraises(TypeError, 'hello', 'index') - self.checkraises(TypeError, 'hello', 'index', 42) - - def test_rindex(self): - self.checkequal(12, 'abcdefghiabc', 'rindex', '') - self.checkequal(3, 'abcdefghiabc', 'rindex', 'def') - self.checkequal(9, 'abcdefghiabc', 'rindex', 'abc') - self.checkequal(0, 'abcdefghiabc', 'rindex', 'abc', 0, -1) - - self.checkraises(ValueError, 'abcdefghiabc', 'rindex', 'hib') - self.checkraises(ValueError, 'defghiabc', 'rindex', 'def', 1) - self.checkraises(ValueError, 'defghiabc', 'rindex', 'abc', 0, -1) - self.checkraises(ValueError, 'abcdefghi', 'rindex', 'ghi', 0, 8) - self.checkraises(ValueError, 'abcdefghi', 'rindex', 'ghi', 0, -1) - - # to check the ability to pass None as defaults - self.checkequal(12, 'rrarrrrrrrrra', 'rindex', 'a') - self.checkequal(12, 'rrarrrrrrrrra', 'rindex', 'a', 4) - self.checkraises(ValueError, 'rrarrrrrrrrra', 'rindex', 'a', 4, 6) - self.checkequal(12, 'rrarrrrrrrrra', 'rindex', 'a', 4, None) - self.checkequal( 2, 'rrarrrrrrrrra', 'rindex', 'a', None, 6) - - self.checkraises(TypeError, 'hello', 'rindex') - self.checkraises(TypeError, 'hello', 'rindex', 42) - - def test_lower(self): - self.checkequal('hello', 'HeLLo', 'lower') - self.checkequal('hello', 'hello', 'lower') - self.checkraises(TypeError, 'hello', 'lower', 42) - - def test_upper(self): - self.checkequal('HELLO', 'HeLLo', 'upper') - self.checkequal('HELLO', 'HELLO', 'upper') - self.checkraises(TypeError, 'hello', 'upper', 42) - - def test_expandtabs(self): - self.checkequal('abc\rab def\ng hi', 'abc\rab\tdef\ng\thi', 'expandtabs') - self.checkequal('abc\rab def\ng hi', 'abc\rab\tdef\ng\thi', 'expandtabs', 8) - self.checkequal('abc\rab def\ng hi', 'abc\rab\tdef\ng\thi', 'expandtabs', 4) - self.checkequal('abc\r\nab def\ng hi', 'abc\r\nab\tdef\ng\thi', 'expandtabs', 4) - self.checkequal('abc\rab def\ng hi', 'abc\rab\tdef\ng\thi', 'expandtabs') - self.checkequal('abc\rab def\ng hi', 'abc\rab\tdef\ng\thi', 'expandtabs', 8) - self.checkequal('abc\r\nab\r\ndef\ng\r\nhi', 'abc\r\nab\r\ndef\ng\r\nhi', 'expandtabs', 4) - self.checkequal(' a\n b', ' \ta\n\tb', 'expandtabs', 1) - - self.checkraises(TypeError, 'hello', 'expandtabs', 42, 42) - # This test is only valid when sizeof(int) == sizeof(void*) == 4. - if sys.maxint < (1 << 32) and struct.calcsize('P') == 4: - self.checkraises(OverflowError, - '\ta\n\tb', 'expandtabs', sys.maxint) - - def test_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.maxint-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, 1) - self.checkequal(['a', 'b', 'c '], ' a b c ', 'split', None, 2) - 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) - - # by a char - self.checkequal(['a', 'b', 'c', 'd'], 'a|b|c|d', 'split', '|') - self.checkequal(['a|b|c|d'], 'a|b|c|d', 'split', '|', 0) - 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-2) - 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 |', 'split', '|') - self.checkequal(['', ' startcase'], '| startcase', 'split', '|') - self.checkequal(['', 'bothcase', ''], '|bothcase|', 'split', '|') - self.checkequal(['a', '', 'b\x00c\x00d'], 'a\x00\x00b\x00c\x00d', 'split', '\x00', 2) - - 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')) - # XXX - #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") - - with test_support.check_py3k_warnings(): - 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 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') - -# XXX alias for py3k forward compatibility -BaseTest = CommonTest - -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__', '') - 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(u'a', 'abc', '__getitem__', 0) - self.checkequal(u'c', 'abc', '__getitem__', -1) - self.checkequal(u'a', 'abc', '__getitem__', 0L) - self.checkequal(u'abc', 'abc', '__getitem__', slice(0, 3)) - self.checkequal(u'abc', 'abc', '__getitem__', slice(0, 1000)) - self.checkequal(u'a', 'abc', '__getitem__', slice(0, 1)) - self.checkequal(u'', 'abc', '__getitem__', slice(0, 0)) - - 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) - - self.checkraises(TypeError, 'abc', '__getslice__', '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, -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(u"".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 (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) - - longvalue = sys.maxint + 10L - slongvalue = str(longvalue) - if slongvalue[-1] in ("L","l"): slongvalue = slongvalue[:-1] - self.checkequal(' 42', '%3ld', '__mod__', 42) - self.checkequal('42', '%d', '__mod__', 42L) - 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/long 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,)) - - width = int(_testcapi.PY_SSIZE_T_MAX + 1) - if width <= sys.maxint: - self.checkraises(OverflowError, '%*s', '__mod__', (width, '')) - prec = int(_testcapi.INT_MAX + 1) - if prec <= sys.maxint: - self.checkraises(OverflowError, '%.*f', '__mod__', (prec, 1. / 7)) - # Issue 15989 - width = int(1 << (_testcapi.PY_SSIZE_T_MAX.bit_length() + 1)) - if width <= sys.maxint: - self.checkraises(OverflowError, '%*s', '__mod__', (width, '')) - prec = int(_testcapi.UINT_MAX + 1) - if prec <= sys.maxint: - self.checkraises(OverflowError, '%.*f', '__mod__', (prec, 1. / 7)) - - class X(object): pass - self.checkraises(TypeError, 'abc', '__mod__', X()) - class X(Exception): - def __getitem__(self, k): - return k - self.checkequal('melon apple', '%(melon)s %(apple)s', '__mod__', X()) - - def test_floatformatting(self): - # float formatting - for prec in xrange(100): - format = '%%.%if' % prec - value = 0.01 - for x in xrange(60): - value = value * 3.14159265359 / 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) - - # mixed use of str and unicode - self.assertEqual('a/b/c'.partition(u'/'), ('a', '/', 'b/c')) - - 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) - - # mixed use of str and unicode - self.assertEqual('a/b/c'.rpartition(u'/'), ('a/b', '/', 'c')) - - 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.assertRaisesRegexp(TypeError, r'\bfind\b', s.find, - x, None, None, None) - self.assertRaisesRegexp(TypeError, r'\brfind\b', s.rfind, - x, None, None, None) - self.assertRaisesRegexp(TypeError, r'\bindex\b', s.index, - x, None, None, None) - self.assertRaisesRegexp(TypeError, r'\brindex\b', s.rindex, - x, None, None, None) - self.assertRaisesRegexp(TypeError, r'^count\(', s.count, - x, None, None, None) - self.assertRaisesRegexp(TypeError, r'^startswith\(', s.startswith, - x, None, None, None) - self.assertRaisesRegexp(TypeError, r'^endswith\(', s.endswith, - x, None, None, 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.checkequal('yx', 'zyzzx', 'translate', None, 'z') - self.checkequal('zyzzx', 'zyzzx', 'translate', None, '') - self.checkequal('zyzzx', 'zyzzx', 'translate', None) - 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.assertTrue(s1 is not s2) - self.assertTrue(type(s2) is t) - - s1 = t("abcd") - s2 = t().join([s1]) - self.assertTrue(s1 is s2) - - # Should also test mixed-type join. - if t is unicode: - s1 = subclass("abcd") - s2 = "".join([s1]) - self.assertTrue(s1 is not s2) - self.assertTrue(type(s2) is t) - - s1 = t("abcd") - s2 = "".join([s1]) - self.assertTrue(s1 is s2) - - elif t is str: - s1 = subclass("abcd") - s2 = u"".join([s1]) - self.assertTrue(s1 is not s2) - self.assertTrue(type(s2) is unicode) # promotes! - - s1 = t("abcd") - s2 = u"".join([s1]) - self.assertTrue(s1 is not s2) - self.assertTrue(type(s2) is unicode) # promotes! - - else: - self.fail("unexpected type for MixinStrUnicodeTest %r" % t) |