1852 lines
81 KiB
Python
1852 lines
81 KiB
Python
""" Test script for the Unicode implementation.
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Written by Marc-Andre Lemburg (mal@lemburg.com).
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(c) Copyright CNRI, All Rights Reserved. NO WARRANTY.
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"""#"
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import codecs
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import struct
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import sys
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import unittest
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import warnings
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from test import support, string_tests
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import _string
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# Error handling (bad decoder return)
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def search_function(encoding):
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def decode1(input, errors="strict"):
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return 42 # not a tuple
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def encode1(input, errors="strict"):
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return 42 # not a tuple
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def encode2(input, errors="strict"):
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return (42, 42) # no unicode
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def decode2(input, errors="strict"):
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return (42, 42) # no unicode
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if encoding=="test.unicode1":
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return (encode1, decode1, None, None)
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elif encoding=="test.unicode2":
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return (encode2, decode2, None, None)
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else:
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return None
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codecs.register(search_function)
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class UnicodeTest(string_tests.CommonTest,
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string_tests.MixinStrUnicodeUserStringTest,
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string_tests.MixinStrUnicodeTest):
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type2test = str
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def checkequalnofix(self, result, object, methodname, *args):
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method = getattr(object, methodname)
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realresult = method(*args)
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self.assertEqual(realresult, result)
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self.assertTrue(type(realresult) is type(result))
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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 realresult is object:
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class usub(str):
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def __repr__(self):
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return 'usub(%r)' % str.__repr__(self)
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object = usub(object)
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method = getattr(object, methodname)
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realresult = method(*args)
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self.assertEqual(realresult, result)
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self.assertTrue(object is not realresult)
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def test_literals(self):
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self.assertEqual('\xff', '\u00ff')
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self.assertEqual('\uffff', '\U0000ffff')
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self.assertRaises(SyntaxError, eval, '\'\\Ufffffffe\'')
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self.assertRaises(SyntaxError, eval, '\'\\Uffffffff\'')
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self.assertRaises(SyntaxError, eval, '\'\\U%08x\'' % 0x110000)
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# raw strings should not have unicode escapes
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self.assertNotEqual(r"\u0020", " ")
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def test_ascii(self):
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if not sys.platform.startswith('java'):
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# Test basic sanity of repr()
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self.assertEqual(ascii('abc'), "'abc'")
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self.assertEqual(ascii('ab\\c'), "'ab\\\\c'")
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self.assertEqual(ascii('ab\\'), "'ab\\\\'")
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self.assertEqual(ascii('\\c'), "'\\\\c'")
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self.assertEqual(ascii('\\'), "'\\\\'")
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self.assertEqual(ascii('\n'), "'\\n'")
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self.assertEqual(ascii('\r'), "'\\r'")
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self.assertEqual(ascii('\t'), "'\\t'")
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self.assertEqual(ascii('\b'), "'\\x08'")
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self.assertEqual(ascii("'\""), """'\\'"'""")
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self.assertEqual(ascii("'\""), """'\\'"'""")
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self.assertEqual(ascii("'"), '''"'"''')
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self.assertEqual(ascii('"'), """'"'""")
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latin1repr = (
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"'\\x00\\x01\\x02\\x03\\x04\\x05\\x06\\x07\\x08\\t\\n\\x0b\\x0c\\r"
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"\\x0e\\x0f\\x10\\x11\\x12\\x13\\x14\\x15\\x16\\x17\\x18\\x19\\x1a"
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"\\x1b\\x1c\\x1d\\x1e\\x1f !\"#$%&\\'()*+,-./0123456789:;<=>?@ABCDEFGHI"
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"JKLMNOPQRSTUVWXYZ[\\\\]^_`abcdefghijklmnopqrstuvwxyz{|}~\\x7f"
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"\\x80\\x81\\x82\\x83\\x84\\x85\\x86\\x87\\x88\\x89\\x8a\\x8b\\x8c\\x8d"
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"\\x8e\\x8f\\x90\\x91\\x92\\x93\\x94\\x95\\x96\\x97\\x98\\x99\\x9a\\x9b"
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"\\x9c\\x9d\\x9e\\x9f\\xa0\\xa1\\xa2\\xa3\\xa4\\xa5\\xa6\\xa7\\xa8\\xa9"
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"\\xaa\\xab\\xac\\xad\\xae\\xaf\\xb0\\xb1\\xb2\\xb3\\xb4\\xb5\\xb6\\xb7"
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"\\xb8\\xb9\\xba\\xbb\\xbc\\xbd\\xbe\\xbf\\xc0\\xc1\\xc2\\xc3\\xc4\\xc5"
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"\\xc6\\xc7\\xc8\\xc9\\xca\\xcb\\xcc\\xcd\\xce\\xcf\\xd0\\xd1\\xd2\\xd3"
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"\\xd4\\xd5\\xd6\\xd7\\xd8\\xd9\\xda\\xdb\\xdc\\xdd\\xde\\xdf\\xe0\\xe1"
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"\\xe2\\xe3\\xe4\\xe5\\xe6\\xe7\\xe8\\xe9\\xea\\xeb\\xec\\xed\\xee\\xef"
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"\\xf0\\xf1\\xf2\\xf3\\xf4\\xf5\\xf6\\xf7\\xf8\\xf9\\xfa\\xfb\\xfc\\xfd"
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"\\xfe\\xff'")
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testrepr = ascii(''.join(map(chr, range(256))))
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self.assertEqual(testrepr, latin1repr)
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# Test ascii works on wide unicode escapes without overflow.
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self.assertEqual(ascii("\U00010000" * 39 + "\uffff" * 4096),
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ascii("\U00010000" * 39 + "\uffff" * 4096))
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class WrongRepr:
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def __repr__(self):
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return b'byte-repr'
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self.assertRaises(TypeError, ascii, WrongRepr())
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def test_repr(self):
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if not sys.platform.startswith('java'):
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# Test basic sanity of repr()
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self.assertEqual(repr('abc'), "'abc'")
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self.assertEqual(repr('ab\\c'), "'ab\\\\c'")
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self.assertEqual(repr('ab\\'), "'ab\\\\'")
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self.assertEqual(repr('\\c'), "'\\\\c'")
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self.assertEqual(repr('\\'), "'\\\\'")
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self.assertEqual(repr('\n'), "'\\n'")
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self.assertEqual(repr('\r'), "'\\r'")
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self.assertEqual(repr('\t'), "'\\t'")
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self.assertEqual(repr('\b'), "'\\x08'")
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self.assertEqual(repr("'\""), """'\\'"'""")
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self.assertEqual(repr("'\""), """'\\'"'""")
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self.assertEqual(repr("'"), '''"'"''')
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self.assertEqual(repr('"'), """'"'""")
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latin1repr = (
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"'\\x00\\x01\\x02\\x03\\x04\\x05\\x06\\x07\\x08\\t\\n\\x0b\\x0c\\r"
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"\\x0e\\x0f\\x10\\x11\\x12\\x13\\x14\\x15\\x16\\x17\\x18\\x19\\x1a"
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"\\x1b\\x1c\\x1d\\x1e\\x1f !\"#$%&\\'()*+,-./0123456789:;<=>?@ABCDEFGHI"
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"JKLMNOPQRSTUVWXYZ[\\\\]^_`abcdefghijklmnopqrstuvwxyz{|}~\\x7f"
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"\\x80\\x81\\x82\\x83\\x84\\x85\\x86\\x87\\x88\\x89\\x8a\\x8b\\x8c\\x8d"
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"\\x8e\\x8f\\x90\\x91\\x92\\x93\\x94\\x95\\x96\\x97\\x98\\x99\\x9a\\x9b"
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"\\x9c\\x9d\\x9e\\x9f\\xa0\xa1\xa2\xa3\xa4\xa5\xa6\xa7\xa8\xa9"
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"\xaa\xab\xac\\xad\xae\xaf\xb0\xb1\xb2\xb3\xb4\xb5\xb6\xb7"
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"\xb8\xb9\xba\xbb\xbc\xbd\xbe\xbf\xc0\xc1\xc2\xc3\xc4\xc5"
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"\xc6\xc7\xc8\xc9\xca\xcb\xcc\xcd\xce\xcf\xd0\xd1\xd2\xd3"
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"\xd4\xd5\xd6\xd7\xd8\xd9\xda\xdb\xdc\xdd\xde\xdf\xe0\xe1"
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"\xe2\xe3\xe4\xe5\xe6\xe7\xe8\xe9\xea\xeb\xec\xed\xee\xef"
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"\xf0\xf1\xf2\xf3\xf4\xf5\xf6\xf7\xf8\xf9\xfa\xfb\xfc\xfd"
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"\xfe\xff'")
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testrepr = repr(''.join(map(chr, range(256))))
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self.assertEqual(testrepr, latin1repr)
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# Test repr works on wide unicode escapes without overflow.
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self.assertEqual(repr("\U00010000" * 39 + "\uffff" * 4096),
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repr("\U00010000" * 39 + "\uffff" * 4096))
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class WrongRepr:
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def __repr__(self):
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return b'byte-repr'
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self.assertRaises(TypeError, repr, WrongRepr())
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def test_iterators(self):
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# Make sure unicode objects have an __iter__ method
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it = "\u1111\u2222\u3333".__iter__()
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self.assertEqual(next(it), "\u1111")
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self.assertEqual(next(it), "\u2222")
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self.assertEqual(next(it), "\u3333")
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self.assertRaises(StopIteration, next, it)
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def test_count(self):
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string_tests.CommonTest.test_count(self)
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# check mixed argument types
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self.checkequalnofix(3, 'aaa', 'count', 'a')
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self.checkequalnofix(0, 'aaa', 'count', 'b')
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self.checkequalnofix(3, 'aaa', 'count', 'a')
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self.checkequalnofix(0, 'aaa', 'count', 'b')
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self.checkequalnofix(0, 'aaa', 'count', 'b')
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self.checkequalnofix(1, 'aaa', 'count', 'a', -1)
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self.checkequalnofix(3, 'aaa', 'count', 'a', -10)
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self.checkequalnofix(2, 'aaa', 'count', 'a', 0, -1)
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self.checkequalnofix(0, 'aaa', 'count', 'a', 0, -10)
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def test_find(self):
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string_tests.CommonTest.test_find(self)
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# test implementation details of the memchr fast path
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self.checkequal(100, 'a' * 100 + '\u0102', 'find', '\u0102')
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self.checkequal(-1, 'a' * 100 + '\u0102', 'find', '\u0201')
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self.checkequal(-1, 'a' * 100 + '\u0102', 'find', '\u0120')
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self.checkequal(-1, 'a' * 100 + '\u0102', 'find', '\u0220')
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self.checkequal(100, 'a' * 100 + '\U00100304', 'find', '\U00100304')
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self.checkequal(-1, 'a' * 100 + '\U00100304', 'find', '\U00100204')
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self.checkequal(-1, 'a' * 100 + '\U00100304', 'find', '\U00102004')
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# check mixed argument types
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self.checkequalnofix(0, 'abcdefghiabc', 'find', 'abc')
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self.checkequalnofix(9, 'abcdefghiabc', 'find', 'abc', 1)
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self.checkequalnofix(-1, 'abcdefghiabc', 'find', 'def', 4)
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self.assertRaises(TypeError, 'hello'.find)
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self.assertRaises(TypeError, 'hello'.find, 42)
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def test_rfind(self):
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string_tests.CommonTest.test_rfind(self)
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# test implementation details of the memrchr fast path
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self.checkequal(0, '\u0102' + 'a' * 100 , 'rfind', '\u0102')
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self.checkequal(-1, '\u0102' + 'a' * 100 , 'rfind', '\u0201')
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self.checkequal(-1, '\u0102' + 'a' * 100 , 'rfind', '\u0120')
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self.checkequal(-1, '\u0102' + 'a' * 100 , 'rfind', '\u0220')
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self.checkequal(0, '\U00100304' + 'a' * 100, 'rfind', '\U00100304')
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self.checkequal(-1, '\U00100304' + 'a' * 100, 'rfind', '\U00100204')
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self.checkequal(-1, '\U00100304' + 'a' * 100, 'rfind', '\U00102004')
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# check mixed argument types
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self.checkequalnofix(9, 'abcdefghiabc', 'rfind', 'abc')
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self.checkequalnofix(12, 'abcdefghiabc', 'rfind', '')
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self.checkequalnofix(12, 'abcdefghiabc', 'rfind', '')
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def test_index(self):
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string_tests.CommonTest.test_index(self)
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self.checkequalnofix(0, 'abcdefghiabc', 'index', '')
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self.checkequalnofix(3, 'abcdefghiabc', 'index', 'def')
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self.checkequalnofix(0, 'abcdefghiabc', 'index', 'abc')
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self.checkequalnofix(9, 'abcdefghiabc', 'index', 'abc', 1)
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self.assertRaises(ValueError, 'abcdefghiabc'.index, 'hib')
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self.assertRaises(ValueError, 'abcdefghiab'.index, 'abc', 1)
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self.assertRaises(ValueError, 'abcdefghi'.index, 'ghi', 8)
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self.assertRaises(ValueError, 'abcdefghi'.index, 'ghi', -1)
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def test_rindex(self):
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string_tests.CommonTest.test_rindex(self)
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self.checkequalnofix(12, 'abcdefghiabc', 'rindex', '')
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self.checkequalnofix(3, 'abcdefghiabc', 'rindex', 'def')
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self.checkequalnofix(9, 'abcdefghiabc', 'rindex', 'abc')
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self.checkequalnofix(0, 'abcdefghiabc', 'rindex', 'abc', 0, -1)
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self.assertRaises(ValueError, 'abcdefghiabc'.rindex, 'hib')
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self.assertRaises(ValueError, 'defghiabc'.rindex, 'def', 1)
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self.assertRaises(ValueError, 'defghiabc'.rindex, 'abc', 0, -1)
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self.assertRaises(ValueError, 'abcdefghi'.rindex, 'ghi', 0, 8)
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self.assertRaises(ValueError, 'abcdefghi'.rindex, 'ghi', 0, -1)
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def test_maketrans_translate(self):
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# these work with plain translate()
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self.checkequalnofix('bbbc', 'abababc', 'translate',
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{ord('a'): None})
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self.checkequalnofix('iiic', 'abababc', 'translate',
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{ord('a'): None, ord('b'): ord('i')})
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self.checkequalnofix('iiix', 'abababc', 'translate',
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{ord('a'): None, ord('b'): ord('i'), ord('c'): 'x'})
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self.checkequalnofix('c', 'abababc', 'translate',
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{ord('a'): None, ord('b'): ''})
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self.checkequalnofix('xyyx', 'xzx', 'translate',
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{ord('z'): 'yy'})
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# this needs maketrans()
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self.checkequalnofix('abababc', 'abababc', 'translate',
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{'b': '<i>'})
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tbl = self.type2test.maketrans({'a': None, 'b': '<i>'})
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self.checkequalnofix('<i><i><i>c', 'abababc', 'translate', tbl)
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# test alternative way of calling maketrans()
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tbl = self.type2test.maketrans('abc', 'xyz', 'd')
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self.checkequalnofix('xyzzy', 'abdcdcbdddd', 'translate', tbl)
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self.assertRaises(TypeError, self.type2test.maketrans)
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self.assertRaises(ValueError, self.type2test.maketrans, 'abc', 'defg')
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self.assertRaises(TypeError, self.type2test.maketrans, 2, 'def')
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self.assertRaises(TypeError, self.type2test.maketrans, 'abc', 2)
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self.assertRaises(TypeError, self.type2test.maketrans, 'abc', 'def', 2)
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self.assertRaises(ValueError, self.type2test.maketrans, {'xy': 2})
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self.assertRaises(TypeError, self.type2test.maketrans, {(1,): 2})
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self.assertRaises(TypeError, 'hello'.translate)
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self.assertRaises(TypeError, 'abababc'.translate, 'abc', 'xyz')
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def test_split(self):
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string_tests.CommonTest.test_split(self)
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# Mixed arguments
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self.checkequalnofix(['a', 'b', 'c', 'd'], 'a//b//c//d', 'split', '//')
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self.checkequalnofix(['a', 'b', 'c', 'd'], 'a//b//c//d', 'split', '//')
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self.checkequalnofix(['endcase ', ''], 'endcase test', 'split', 'test')
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def test_join(self):
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string_tests.MixinStrUnicodeUserStringTest.test_join(self)
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class MyWrapper:
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def __init__(self, sval): self.sval = sval
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def __str__(self): return self.sval
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# mixed arguments
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self.checkequalnofix('a b c d', ' ', 'join', ['a', 'b', 'c', 'd'])
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self.checkequalnofix('abcd', '', 'join', ('a', 'b', 'c', 'd'))
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self.checkequalnofix('w x y z', ' ', 'join', string_tests.Sequence('wxyz'))
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self.checkequalnofix('a b c d', ' ', 'join', ['a', 'b', 'c', 'd'])
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self.checkequalnofix('a b c d', ' ', 'join', ['a', 'b', 'c', 'd'])
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self.checkequalnofix('abcd', '', 'join', ('a', 'b', 'c', 'd'))
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self.checkequalnofix('w x y z', ' ', 'join', string_tests.Sequence('wxyz'))
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self.checkraises(TypeError, ' ', 'join', ['1', '2', MyWrapper('foo')])
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self.checkraises(TypeError, ' ', 'join', ['1', '2', '3', bytes()])
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self.checkraises(TypeError, ' ', 'join', [1, 2, 3])
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self.checkraises(TypeError, ' ', 'join', ['1', '2', 3])
|
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|
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def test_replace(self):
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string_tests.CommonTest.test_replace(self)
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# method call forwarded from str implementation because of unicode argument
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self.checkequalnofix('one@two!three!', 'one!two!three!', 'replace', '!', '@', 1)
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self.assertRaises(TypeError, 'replace'.replace, "r", 42)
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@support.cpython_only
|
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def test_replace_id(self):
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pattern = 'abc'
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text = 'abc def'
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self.assertIs(text.replace(pattern, pattern), text)
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def test_bytes_comparison(self):
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with support.check_warnings():
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warnings.simplefilter('ignore', BytesWarning)
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self.assertEqual('abc' == b'abc', False)
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self.assertEqual('abc' != b'abc', True)
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self.assertEqual('abc' == bytearray(b'abc'), False)
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self.assertEqual('abc' != bytearray(b'abc'), True)
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def test_comparison(self):
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# Comparisons:
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self.assertEqual('abc', 'abc')
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self.assertTrue('abcd' > 'abc')
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self.assertTrue('abc' < 'abcd')
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if 0:
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# Move these tests to a Unicode collation module test...
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# Testing UTF-16 code point order comparisons...
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||
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# No surrogates, no fixup required.
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self.assertTrue('\u0061' < '\u20ac')
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# Non surrogate below surrogate value, no fixup required
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self.assertTrue('\u0061' < '\ud800\udc02')
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|
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# Non surrogate above surrogate value, fixup required
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||
def test_lecmp(s, s2):
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self.assertTrue(s < s2)
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|
||
def test_fixup(s):
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||
s2 = '\ud800\udc01'
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test_lecmp(s, s2)
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s2 = '\ud900\udc01'
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test_lecmp(s, s2)
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s2 = '\uda00\udc01'
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test_lecmp(s, s2)
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s2 = '\udb00\udc01'
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test_lecmp(s, s2)
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s2 = '\ud800\udd01'
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test_lecmp(s, s2)
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s2 = '\ud900\udd01'
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test_lecmp(s, s2)
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s2 = '\uda00\udd01'
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test_lecmp(s, s2)
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s2 = '\udb00\udd01'
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test_lecmp(s, s2)
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s2 = '\ud800\ude01'
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test_lecmp(s, s2)
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s2 = '\ud900\ude01'
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test_lecmp(s, s2)
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s2 = '\uda00\ude01'
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test_lecmp(s, s2)
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s2 = '\udb00\ude01'
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test_lecmp(s, s2)
|
||
s2 = '\ud800\udfff'
|
||
test_lecmp(s, s2)
|
||
s2 = '\ud900\udfff'
|
||
test_lecmp(s, s2)
|
||
s2 = '\uda00\udfff'
|
||
test_lecmp(s, s2)
|
||
s2 = '\udb00\udfff'
|
||
test_lecmp(s, s2)
|
||
|
||
test_fixup('\ue000')
|
||
test_fixup('\uff61')
|
||
|
||
# Surrogates on both sides, no fixup required
|
||
self.assertTrue('\ud800\udc02' < '\ud84d\udc56')
|
||
|
||
def test_islower(self):
|
||
string_tests.MixinStrUnicodeUserStringTest.test_islower(self)
|
||
self.checkequalnofix(False, '\u1FFc', 'islower')
|
||
# non-BMP, uppercase
|
||
self.assertFalse('\U00010401'.islower())
|
||
self.assertFalse('\U00010427'.islower())
|
||
# non-BMP, lowercase
|
||
self.assertTrue('\U00010429'.islower())
|
||
self.assertTrue('\U0001044E'.islower())
|
||
# non-BMP, non-cased
|
||
self.assertFalse('\U0001F40D'.islower())
|
||
self.assertFalse('\U0001F46F'.islower())
|
||
|
||
def test_isupper(self):
|
||
string_tests.MixinStrUnicodeUserStringTest.test_isupper(self)
|
||
if not sys.platform.startswith('java'):
|
||
self.checkequalnofix(False, '\u1FFc', 'isupper')
|
||
# non-BMP, uppercase
|
||
self.assertTrue('\U00010401'.isupper())
|
||
self.assertTrue('\U00010427'.isupper())
|
||
# non-BMP, lowercase
|
||
self.assertFalse('\U00010429'.isupper())
|
||
self.assertFalse('\U0001044E'.isupper())
|
||
# non-BMP, non-cased
|
||
self.assertFalse('\U0001F40D'.isupper())
|
||
self.assertFalse('\U0001F46F'.isupper())
|
||
|
||
def test_istitle(self):
|
||
string_tests.MixinStrUnicodeUserStringTest.test_istitle(self)
|
||
self.checkequalnofix(True, '\u1FFc', 'istitle')
|
||
self.checkequalnofix(True, 'Greek \u1FFcitlecases ...', 'istitle')
|
||
|
||
# non-BMP, uppercase + lowercase
|
||
self.assertTrue('\U00010401\U00010429'.istitle())
|
||
self.assertTrue('\U00010427\U0001044E'.istitle())
|
||
# apparently there are no titlecased (Lt) non-BMP chars in Unicode 6
|
||
for ch in ['\U00010429', '\U0001044E', '\U0001F40D', '\U0001F46F']:
|
||
self.assertFalse(ch.istitle(), '{!a} is not title'.format(ch))
|
||
|
||
def test_isspace(self):
|
||
string_tests.MixinStrUnicodeUserStringTest.test_isspace(self)
|
||
self.checkequalnofix(True, '\u2000', 'isspace')
|
||
self.checkequalnofix(True, '\u200a', 'isspace')
|
||
self.checkequalnofix(False, '\u2014', 'isspace')
|
||
# apparently there are no non-BMP spaces chars in Unicode 6
|
||
for ch in ['\U00010401', '\U00010427', '\U00010429', '\U0001044E',
|
||
'\U0001F40D', '\U0001F46F']:
|
||
self.assertFalse(ch.isspace(), '{!a} is not space.'.format(ch))
|
||
|
||
def test_isalnum(self):
|
||
string_tests.MixinStrUnicodeUserStringTest.test_isalnum(self)
|
||
for ch in ['\U00010401', '\U00010427', '\U00010429', '\U0001044E',
|
||
'\U0001D7F6', '\U00011066', '\U000104A0', '\U0001F107']:
|
||
self.assertTrue(ch.isalnum(), '{!a} is alnum.'.format(ch))
|
||
|
||
def test_isalpha(self):
|
||
string_tests.MixinStrUnicodeUserStringTest.test_isalpha(self)
|
||
self.checkequalnofix(True, '\u1FFc', 'isalpha')
|
||
# non-BMP, cased
|
||
self.assertTrue('\U00010401'.isalpha())
|
||
self.assertTrue('\U00010427'.isalpha())
|
||
self.assertTrue('\U00010429'.isalpha())
|
||
self.assertTrue('\U0001044E'.isalpha())
|
||
# non-BMP, non-cased
|
||
self.assertFalse('\U0001F40D'.isalpha())
|
||
self.assertFalse('\U0001F46F'.isalpha())
|
||
|
||
def test_isdecimal(self):
|
||
self.checkequalnofix(False, '', 'isdecimal')
|
||
self.checkequalnofix(False, 'a', 'isdecimal')
|
||
self.checkequalnofix(True, '0', 'isdecimal')
|
||
self.checkequalnofix(False, '\u2460', 'isdecimal') # CIRCLED DIGIT ONE
|
||
self.checkequalnofix(False, '\xbc', 'isdecimal') # VULGAR FRACTION ONE QUARTER
|
||
self.checkequalnofix(True, '\u0660', 'isdecimal') # ARABIC-INDIC DIGIT ZERO
|
||
self.checkequalnofix(True, '0123456789', 'isdecimal')
|
||
self.checkequalnofix(False, '0123456789a', 'isdecimal')
|
||
|
||
self.checkraises(TypeError, 'abc', 'isdecimal', 42)
|
||
|
||
for ch in ['\U00010401', '\U00010427', '\U00010429', '\U0001044E',
|
||
'\U0001F40D', '\U0001F46F', '\U00011065', '\U0001F107']:
|
||
self.assertFalse(ch.isdecimal(), '{!a} is not decimal.'.format(ch))
|
||
for ch in ['\U0001D7F6', '\U00011066', '\U000104A0']:
|
||
self.assertTrue(ch.isdecimal(), '{!a} is decimal.'.format(ch))
|
||
|
||
def test_isdigit(self):
|
||
string_tests.MixinStrUnicodeUserStringTest.test_isdigit(self)
|
||
self.checkequalnofix(True, '\u2460', 'isdigit')
|
||
self.checkequalnofix(False, '\xbc', 'isdigit')
|
||
self.checkequalnofix(True, '\u0660', 'isdigit')
|
||
|
||
for ch in ['\U00010401', '\U00010427', '\U00010429', '\U0001044E',
|
||
'\U0001F40D', '\U0001F46F', '\U00011065']:
|
||
self.assertFalse(ch.isdigit(), '{!a} is not a digit.'.format(ch))
|
||
for ch in ['\U0001D7F6', '\U00011066', '\U000104A0', '\U0001F107']:
|
||
self.assertTrue(ch.isdigit(), '{!a} is a digit.'.format(ch))
|
||
|
||
def test_isnumeric(self):
|
||
self.checkequalnofix(False, '', 'isnumeric')
|
||
self.checkequalnofix(False, 'a', 'isnumeric')
|
||
self.checkequalnofix(True, '0', 'isnumeric')
|
||
self.checkequalnofix(True, '\u2460', 'isnumeric')
|
||
self.checkequalnofix(True, '\xbc', 'isnumeric')
|
||
self.checkequalnofix(True, '\u0660', 'isnumeric')
|
||
self.checkequalnofix(True, '0123456789', 'isnumeric')
|
||
self.checkequalnofix(False, '0123456789a', 'isnumeric')
|
||
|
||
self.assertRaises(TypeError, "abc".isnumeric, 42)
|
||
|
||
for ch in ['\U00010401', '\U00010427', '\U00010429', '\U0001044E',
|
||
'\U0001F40D', '\U0001F46F']:
|
||
self.assertFalse(ch.isnumeric(), '{!a} is not numeric.'.format(ch))
|
||
for ch in ['\U00011065', '\U0001D7F6', '\U00011066',
|
||
'\U000104A0', '\U0001F107']:
|
||
self.assertTrue(ch.isnumeric(), '{!a} is numeric.'.format(ch))
|
||
|
||
def test_isidentifier(self):
|
||
self.assertTrue("a".isidentifier())
|
||
self.assertTrue("Z".isidentifier())
|
||
self.assertTrue("_".isidentifier())
|
||
self.assertTrue("b0".isidentifier())
|
||
self.assertTrue("bc".isidentifier())
|
||
self.assertTrue("b_".isidentifier())
|
||
self.assertTrue("µ".isidentifier())
|
||
self.assertTrue("𝔘𝔫𝔦𝔠𝔬𝔡𝔢".isidentifier())
|
||
|
||
self.assertFalse(" ".isidentifier())
|
||
self.assertFalse("[".isidentifier())
|
||
self.assertFalse("©".isidentifier())
|
||
self.assertFalse("0".isidentifier())
|
||
|
||
def test_isprintable(self):
|
||
self.assertTrue("".isprintable())
|
||
self.assertTrue(" ".isprintable())
|
||
self.assertTrue("abcdefg".isprintable())
|
||
self.assertFalse("abcdefg\n".isprintable())
|
||
# some defined Unicode character
|
||
self.assertTrue("\u0374".isprintable())
|
||
# undefined character
|
||
self.assertFalse("\u0378".isprintable())
|
||
# single surrogate character
|
||
self.assertFalse("\ud800".isprintable())
|
||
|
||
self.assertTrue('\U0001F46F'.isprintable())
|
||
self.assertFalse('\U000E0020'.isprintable())
|
||
|
||
def test_surrogates(self):
|
||
for s in ('a\uD800b\uDFFF', 'a\uDFFFb\uD800',
|
||
'a\uD800b\uDFFFa', 'a\uDFFFb\uD800a'):
|
||
self.assertTrue(s.islower())
|
||
self.assertFalse(s.isupper())
|
||
self.assertFalse(s.istitle())
|
||
for s in ('A\uD800B\uDFFF', 'A\uDFFFB\uD800',
|
||
'A\uD800B\uDFFFA', 'A\uDFFFB\uD800A'):
|
||
self.assertFalse(s.islower())
|
||
self.assertTrue(s.isupper())
|
||
self.assertTrue(s.istitle())
|
||
|
||
for meth_name in ('islower', 'isupper', 'istitle'):
|
||
meth = getattr(str, meth_name)
|
||
for s in ('\uD800', '\uDFFF', '\uD800\uD800', '\uDFFF\uDFFF'):
|
||
self.assertFalse(meth(s), '%a.%s() is False' % (s, meth_name))
|
||
|
||
for meth_name in ('isalpha', 'isalnum', 'isdigit', 'isspace',
|
||
'isdecimal', 'isnumeric',
|
||
'isidentifier', 'isprintable'):
|
||
meth = getattr(str, meth_name)
|
||
for s in ('\uD800', '\uDFFF', '\uD800\uD800', '\uDFFF\uDFFF',
|
||
'a\uD800b\uDFFF', 'a\uDFFFb\uD800',
|
||
'a\uD800b\uDFFFa', 'a\uDFFFb\uD800a'):
|
||
self.assertFalse(meth(s), '%a.%s() is False' % (s, meth_name))
|
||
|
||
|
||
def test_lower(self):
|
||
string_tests.CommonTest.test_lower(self)
|
||
self.assertEqual('\U00010427'.lower(), '\U0001044F')
|
||
self.assertEqual('\U00010427\U00010427'.lower(),
|
||
'\U0001044F\U0001044F')
|
||
self.assertEqual('\U00010427\U0001044F'.lower(),
|
||
'\U0001044F\U0001044F')
|
||
self.assertEqual('X\U00010427x\U0001044F'.lower(),
|
||
'x\U0001044Fx\U0001044F')
|
||
|
||
def test_upper(self):
|
||
string_tests.CommonTest.test_upper(self)
|
||
self.assertEqual('\U0001044F'.upper(), '\U00010427')
|
||
self.assertEqual('\U0001044F\U0001044F'.upper(),
|
||
'\U00010427\U00010427')
|
||
self.assertEqual('\U00010427\U0001044F'.upper(),
|
||
'\U00010427\U00010427')
|
||
self.assertEqual('X\U00010427x\U0001044F'.upper(),
|
||
'X\U00010427X\U00010427')
|
||
|
||
def test_capitalize(self):
|
||
string_tests.CommonTest.test_capitalize(self)
|
||
self.assertEqual('\U0001044F'.capitalize(), '\U00010427')
|
||
self.assertEqual('\U0001044F\U0001044F'.capitalize(),
|
||
'\U00010427\U0001044F')
|
||
self.assertEqual('\U00010427\U0001044F'.capitalize(),
|
||
'\U00010427\U0001044F')
|
||
self.assertEqual('\U0001044F\U00010427'.capitalize(),
|
||
'\U00010427\U0001044F')
|
||
self.assertEqual('X\U00010427x\U0001044F'.capitalize(),
|
||
'X\U0001044Fx\U0001044F')
|
||
|
||
def test_title(self):
|
||
string_tests.MixinStrUnicodeUserStringTest.test_title(self)
|
||
self.assertEqual('\U0001044F'.title(), '\U00010427')
|
||
self.assertEqual('\U0001044F\U0001044F'.title(),
|
||
'\U00010427\U0001044F')
|
||
self.assertEqual('\U0001044F\U0001044F \U0001044F\U0001044F'.title(),
|
||
'\U00010427\U0001044F \U00010427\U0001044F')
|
||
self.assertEqual('\U00010427\U0001044F \U00010427\U0001044F'.title(),
|
||
'\U00010427\U0001044F \U00010427\U0001044F')
|
||
self.assertEqual('\U0001044F\U00010427 \U0001044F\U00010427'.title(),
|
||
'\U00010427\U0001044F \U00010427\U0001044F')
|
||
self.assertEqual('X\U00010427x\U0001044F X\U00010427x\U0001044F'.title(),
|
||
'X\U0001044Fx\U0001044F X\U0001044Fx\U0001044F')
|
||
|
||
def test_swapcase(self):
|
||
string_tests.CommonTest.test_swapcase(self)
|
||
self.assertEqual('\U0001044F'.swapcase(), '\U00010427')
|
||
self.assertEqual('\U00010427'.swapcase(), '\U0001044F')
|
||
self.assertEqual('\U0001044F\U0001044F'.swapcase(),
|
||
'\U00010427\U00010427')
|
||
self.assertEqual('\U00010427\U0001044F'.swapcase(),
|
||
'\U0001044F\U00010427')
|
||
self.assertEqual('\U0001044F\U00010427'.swapcase(),
|
||
'\U00010427\U0001044F')
|
||
self.assertEqual('X\U00010427x\U0001044F'.swapcase(),
|
||
'x\U0001044FX\U00010427')
|
||
|
||
def test_contains(self):
|
||
# Testing Unicode contains method
|
||
self.assertIn('a', 'abdb')
|
||
self.assertIn('a', 'bdab')
|
||
self.assertIn('a', 'bdaba')
|
||
self.assertIn('a', 'bdba')
|
||
self.assertNotIn('a', 'bdb')
|
||
self.assertIn('a', 'bdba')
|
||
self.assertIn('a', ('a',1,None))
|
||
self.assertIn('a', (1,None,'a'))
|
||
self.assertIn('a', ('a',1,None))
|
||
self.assertIn('a', (1,None,'a'))
|
||
self.assertNotIn('a', ('x',1,'y'))
|
||
self.assertNotIn('a', ('x',1,None))
|
||
self.assertNotIn('abcd', 'abcxxxx')
|
||
self.assertIn('ab', 'abcd')
|
||
self.assertIn('ab', 'abc')
|
||
self.assertIn('ab', (1,None,'ab'))
|
||
self.assertIn('', 'abc')
|
||
self.assertIn('', '')
|
||
self.assertIn('', 'abc')
|
||
self.assertNotIn('\0', 'abc')
|
||
self.assertIn('\0', '\0abc')
|
||
self.assertIn('\0', 'abc\0')
|
||
self.assertIn('a', '\0abc')
|
||
self.assertIn('asdf', 'asdf')
|
||
self.assertNotIn('asdf', 'asd')
|
||
self.assertNotIn('asdf', '')
|
||
|
||
self.assertRaises(TypeError, "abc".__contains__)
|
||
|
||
def test_format(self):
|
||
self.assertEqual(''.format(), '')
|
||
self.assertEqual('a'.format(), 'a')
|
||
self.assertEqual('ab'.format(), 'ab')
|
||
self.assertEqual('a{{'.format(), 'a{')
|
||
self.assertEqual('a}}'.format(), 'a}')
|
||
self.assertEqual('{{b'.format(), '{b')
|
||
self.assertEqual('}}b'.format(), '}b')
|
||
self.assertEqual('a{{b'.format(), 'a{b')
|
||
|
||
# examples from the PEP:
|
||
import datetime
|
||
self.assertEqual("My name is {0}".format('Fred'), "My name is Fred")
|
||
self.assertEqual("My name is {0[name]}".format(dict(name='Fred')),
|
||
"My name is Fred")
|
||
self.assertEqual("My name is {0} :-{{}}".format('Fred'),
|
||
"My name is Fred :-{}")
|
||
|
||
d = datetime.date(2007, 8, 18)
|
||
self.assertEqual("The year is {0.year}".format(d),
|
||
"The year is 2007")
|
||
|
||
# classes we'll use for testing
|
||
class C:
|
||
def __init__(self, x=100):
|
||
self._x = x
|
||
def __format__(self, spec):
|
||
return spec
|
||
|
||
class D:
|
||
def __init__(self, x):
|
||
self.x = x
|
||
def __format__(self, spec):
|
||
return str(self.x)
|
||
|
||
# class with __str__, but no __format__
|
||
class E:
|
||
def __init__(self, x):
|
||
self.x = x
|
||
def __str__(self):
|
||
return 'E(' + self.x + ')'
|
||
|
||
# class with __repr__, but no __format__ or __str__
|
||
class F:
|
||
def __init__(self, x):
|
||
self.x = x
|
||
def __repr__(self):
|
||
return 'F(' + self.x + ')'
|
||
|
||
# class with __format__ that forwards to string, for some format_spec's
|
||
class G:
|
||
def __init__(self, x):
|
||
self.x = x
|
||
def __str__(self):
|
||
return "string is " + self.x
|
||
def __format__(self, format_spec):
|
||
if format_spec == 'd':
|
||
return 'G(' + self.x + ')'
|
||
return object.__format__(self, format_spec)
|
||
|
||
class I(datetime.date):
|
||
def __format__(self, format_spec):
|
||
return self.strftime(format_spec)
|
||
|
||
class J(int):
|
||
def __format__(self, format_spec):
|
||
return int.__format__(self * 2, format_spec)
|
||
|
||
|
||
self.assertEqual(''.format(), '')
|
||
self.assertEqual('abc'.format(), 'abc')
|
||
self.assertEqual('{0}'.format('abc'), 'abc')
|
||
self.assertEqual('{0:}'.format('abc'), 'abc')
|
||
# self.assertEqual('{ 0 }'.format('abc'), 'abc')
|
||
self.assertEqual('X{0}'.format('abc'), 'Xabc')
|
||
self.assertEqual('{0}X'.format('abc'), 'abcX')
|
||
self.assertEqual('X{0}Y'.format('abc'), 'XabcY')
|
||
self.assertEqual('{1}'.format(1, 'abc'), 'abc')
|
||
self.assertEqual('X{1}'.format(1, 'abc'), 'Xabc')
|
||
self.assertEqual('{1}X'.format(1, 'abc'), 'abcX')
|
||
self.assertEqual('X{1}Y'.format(1, 'abc'), 'XabcY')
|
||
self.assertEqual('{0}'.format(-15), '-15')
|
||
self.assertEqual('{0}{1}'.format(-15, 'abc'), '-15abc')
|
||
self.assertEqual('{0}X{1}'.format(-15, 'abc'), '-15Xabc')
|
||
self.assertEqual('{{'.format(), '{')
|
||
self.assertEqual('}}'.format(), '}')
|
||
self.assertEqual('{{}}'.format(), '{}')
|
||
self.assertEqual('{{x}}'.format(), '{x}')
|
||
self.assertEqual('{{{0}}}'.format(123), '{123}')
|
||
self.assertEqual('{{{{0}}}}'.format(), '{{0}}')
|
||
self.assertEqual('}}{{'.format(), '}{')
|
||
self.assertEqual('}}x{{'.format(), '}x{')
|
||
|
||
# weird field names
|
||
self.assertEqual("{0[foo-bar]}".format({'foo-bar':'baz'}), 'baz')
|
||
self.assertEqual("{0[foo bar]}".format({'foo bar':'baz'}), 'baz')
|
||
self.assertEqual("{0[ ]}".format({' ':3}), '3')
|
||
|
||
self.assertEqual('{foo._x}'.format(foo=C(20)), '20')
|
||
self.assertEqual('{1}{0}'.format(D(10), D(20)), '2010')
|
||
self.assertEqual('{0._x.x}'.format(C(D('abc'))), 'abc')
|
||
self.assertEqual('{0[0]}'.format(['abc', 'def']), 'abc')
|
||
self.assertEqual('{0[1]}'.format(['abc', 'def']), 'def')
|
||
self.assertEqual('{0[1][0]}'.format(['abc', ['def']]), 'def')
|
||
self.assertEqual('{0[1][0].x}'.format(['abc', [D('def')]]), 'def')
|
||
|
||
# strings
|
||
self.assertEqual('{0:.3s}'.format('abc'), 'abc')
|
||
self.assertEqual('{0:.3s}'.format('ab'), 'ab')
|
||
self.assertEqual('{0:.3s}'.format('abcdef'), 'abc')
|
||
self.assertEqual('{0:.0s}'.format('abcdef'), '')
|
||
self.assertEqual('{0:3.3s}'.format('abc'), 'abc')
|
||
self.assertEqual('{0:2.3s}'.format('abc'), 'abc')
|
||
self.assertEqual('{0:2.2s}'.format('abc'), 'ab')
|
||
self.assertEqual('{0:3.2s}'.format('abc'), 'ab ')
|
||
self.assertEqual('{0:x<0s}'.format('result'), 'result')
|
||
self.assertEqual('{0:x<5s}'.format('result'), 'result')
|
||
self.assertEqual('{0:x<6s}'.format('result'), 'result')
|
||
self.assertEqual('{0:x<7s}'.format('result'), 'resultx')
|
||
self.assertEqual('{0:x<8s}'.format('result'), 'resultxx')
|
||
self.assertEqual('{0: <7s}'.format('result'), 'result ')
|
||
self.assertEqual('{0:<7s}'.format('result'), 'result ')
|
||
self.assertEqual('{0:>7s}'.format('result'), ' result')
|
||
self.assertEqual('{0:>8s}'.format('result'), ' result')
|
||
self.assertEqual('{0:^8s}'.format('result'), ' result ')
|
||
self.assertEqual('{0:^9s}'.format('result'), ' result ')
|
||
self.assertEqual('{0:^10s}'.format('result'), ' result ')
|
||
self.assertEqual('{0:10000}'.format('a'), 'a' + ' ' * 9999)
|
||
self.assertEqual('{0:10000}'.format(''), ' ' * 10000)
|
||
self.assertEqual('{0:10000000}'.format(''), ' ' * 10000000)
|
||
|
||
# format specifiers for user defined type
|
||
self.assertEqual('{0:abc}'.format(C()), 'abc')
|
||
|
||
# !r, !s and !a coercions
|
||
self.assertEqual('{0!s}'.format('Hello'), 'Hello')
|
||
self.assertEqual('{0!s:}'.format('Hello'), 'Hello')
|
||
self.assertEqual('{0!s:15}'.format('Hello'), 'Hello ')
|
||
self.assertEqual('{0!s:15s}'.format('Hello'), 'Hello ')
|
||
self.assertEqual('{0!r}'.format('Hello'), "'Hello'")
|
||
self.assertEqual('{0!r:}'.format('Hello'), "'Hello'")
|
||
self.assertEqual('{0!r}'.format(F('Hello')), 'F(Hello)')
|
||
self.assertEqual('{0!r}'.format('\u0378'), "'\\u0378'") # nonprintable
|
||
self.assertEqual('{0!r}'.format('\u0374'), "'\u0374'") # printable
|
||
self.assertEqual('{0!r}'.format(F('\u0374')), 'F(\u0374)')
|
||
self.assertEqual('{0!a}'.format('Hello'), "'Hello'")
|
||
self.assertEqual('{0!a}'.format('\u0378'), "'\\u0378'") # nonprintable
|
||
self.assertEqual('{0!a}'.format('\u0374'), "'\\u0374'") # printable
|
||
self.assertEqual('{0!a:}'.format('Hello'), "'Hello'")
|
||
self.assertEqual('{0!a}'.format(F('Hello')), 'F(Hello)')
|
||
self.assertEqual('{0!a}'.format(F('\u0374')), 'F(\\u0374)')
|
||
|
||
# test fallback to object.__format__
|
||
self.assertEqual('{0}'.format({}), '{}')
|
||
self.assertEqual('{0}'.format([]), '[]')
|
||
self.assertEqual('{0}'.format([1]), '[1]')
|
||
|
||
self.assertEqual('{0:d}'.format(G('data')), 'G(data)')
|
||
self.assertEqual('{0!s}'.format(G('data')), 'string is data')
|
||
|
||
msg = 'object.__format__ with a non-empty format string is deprecated'
|
||
with support.check_warnings((msg, DeprecationWarning)):
|
||
self.assertEqual('{0:^10}'.format(E('data')), ' E(data) ')
|
||
self.assertEqual('{0:^10s}'.format(E('data')), ' E(data) ')
|
||
self.assertEqual('{0:>15s}'.format(G('data')), ' string is data')
|
||
|
||
self.assertEqual("{0:date: %Y-%m-%d}".format(I(year=2007,
|
||
month=8,
|
||
day=27)),
|
||
"date: 2007-08-27")
|
||
|
||
# test deriving from a builtin type and overriding __format__
|
||
self.assertEqual("{0}".format(J(10)), "20")
|
||
|
||
|
||
# string format specifiers
|
||
self.assertEqual('{0:}'.format('a'), 'a')
|
||
|
||
# computed format specifiers
|
||
self.assertEqual("{0:.{1}}".format('hello world', 5), 'hello')
|
||
self.assertEqual("{0:.{1}s}".format('hello world', 5), 'hello')
|
||
self.assertEqual("{0:.{precision}s}".format('hello world', precision=5), 'hello')
|
||
self.assertEqual("{0:{width}.{precision}s}".format('hello world', width=10, precision=5), 'hello ')
|
||
self.assertEqual("{0:{width}.{precision}s}".format('hello world', width='10', precision='5'), 'hello ')
|
||
|
||
# test various errors
|
||
self.assertRaises(ValueError, '{'.format)
|
||
self.assertRaises(ValueError, '}'.format)
|
||
self.assertRaises(ValueError, 'a{'.format)
|
||
self.assertRaises(ValueError, 'a}'.format)
|
||
self.assertRaises(ValueError, '{a'.format)
|
||
self.assertRaises(ValueError, '}a'.format)
|
||
self.assertRaises(IndexError, '{0}'.format)
|
||
self.assertRaises(IndexError, '{1}'.format, 'abc')
|
||
self.assertRaises(KeyError, '{x}'.format)
|
||
self.assertRaises(ValueError, "}{".format)
|
||
self.assertRaises(ValueError, "abc{0:{}".format)
|
||
self.assertRaises(ValueError, "{0".format)
|
||
self.assertRaises(IndexError, "{0.}".format)
|
||
self.assertRaises(ValueError, "{0.}".format, 0)
|
||
self.assertRaises(IndexError, "{0[}".format)
|
||
self.assertRaises(ValueError, "{0[}".format, [])
|
||
self.assertRaises(KeyError, "{0]}".format)
|
||
self.assertRaises(ValueError, "{0.[]}".format, 0)
|
||
self.assertRaises(ValueError, "{0..foo}".format, 0)
|
||
self.assertRaises(ValueError, "{0[0}".format, 0)
|
||
self.assertRaises(ValueError, "{0[0:foo}".format, 0)
|
||
self.assertRaises(KeyError, "{c]}".format)
|
||
self.assertRaises(ValueError, "{{ {{{0}}".format, 0)
|
||
self.assertRaises(ValueError, "{0}}".format, 0)
|
||
self.assertRaises(KeyError, "{foo}".format, bar=3)
|
||
self.assertRaises(ValueError, "{0!x}".format, 3)
|
||
self.assertRaises(ValueError, "{0!}".format, 0)
|
||
self.assertRaises(ValueError, "{0!rs}".format, 0)
|
||
self.assertRaises(ValueError, "{!}".format)
|
||
self.assertRaises(IndexError, "{:}".format)
|
||
self.assertRaises(IndexError, "{:s}".format)
|
||
self.assertRaises(IndexError, "{}".format)
|
||
big = "23098475029384702983476098230754973209482573"
|
||
self.assertRaises(ValueError, ("{" + big + "}").format)
|
||
self.assertRaises(ValueError, ("{[" + big + "]}").format, [0])
|
||
|
||
# issue 6089
|
||
self.assertRaises(ValueError, "{0[0]x}".format, [None])
|
||
self.assertRaises(ValueError, "{0[0](10)}".format, [None])
|
||
|
||
# can't have a replacement on the field name portion
|
||
self.assertRaises(TypeError, '{0[{1}]}'.format, 'abcdefg', 4)
|
||
|
||
# exceed maximum recursion depth
|
||
self.assertRaises(ValueError, "{0:{1:{2}}}".format, 'abc', 's', '')
|
||
self.assertRaises(ValueError, "{0:{1:{2:{3:{4:{5:{6}}}}}}}".format,
|
||
0, 1, 2, 3, 4, 5, 6, 7)
|
||
|
||
# string format spec errors
|
||
self.assertRaises(ValueError, "{0:-s}".format, '')
|
||
self.assertRaises(ValueError, format, "", "-")
|
||
self.assertRaises(ValueError, "{0:=s}".format, '')
|
||
|
||
# Alternate formatting is not supported
|
||
self.assertRaises(ValueError, format, '', '#')
|
||
self.assertRaises(ValueError, format, '', '#20')
|
||
|
||
def test_format_map(self):
|
||
self.assertEqual(''.format_map({}), '')
|
||
self.assertEqual('a'.format_map({}), 'a')
|
||
self.assertEqual('ab'.format_map({}), 'ab')
|
||
self.assertEqual('a{{'.format_map({}), 'a{')
|
||
self.assertEqual('a}}'.format_map({}), 'a}')
|
||
self.assertEqual('{{b'.format_map({}), '{b')
|
||
self.assertEqual('}}b'.format_map({}), '}b')
|
||
self.assertEqual('a{{b'.format_map({}), 'a{b')
|
||
|
||
# using mappings
|
||
class Mapping(dict):
|
||
def __missing__(self, key):
|
||
return key
|
||
self.assertEqual('{hello}'.format_map(Mapping()), 'hello')
|
||
self.assertEqual('{a} {world}'.format_map(Mapping(a='hello')), 'hello world')
|
||
|
||
class InternalMapping:
|
||
def __init__(self):
|
||
self.mapping = {'a': 'hello'}
|
||
def __getitem__(self, key):
|
||
return self.mapping[key]
|
||
self.assertEqual('{a}'.format_map(InternalMapping()), 'hello')
|
||
|
||
|
||
class C:
|
||
def __init__(self, x=100):
|
||
self._x = x
|
||
def __format__(self, spec):
|
||
return spec
|
||
self.assertEqual('{foo._x}'.format_map({'foo': C(20)}), '20')
|
||
|
||
# test various errors
|
||
self.assertRaises(TypeError, '{'.format_map)
|
||
self.assertRaises(TypeError, '}'.format_map)
|
||
self.assertRaises(TypeError, 'a{'.format_map)
|
||
self.assertRaises(TypeError, 'a}'.format_map)
|
||
self.assertRaises(TypeError, '{a'.format_map)
|
||
self.assertRaises(TypeError, '}a'.format_map)
|
||
|
||
# issue #12579: can't supply positional params to format_map
|
||
self.assertRaises(ValueError, '{}'.format_map, {'a' : 2})
|
||
self.assertRaises(ValueError, '{}'.format_map, 'a')
|
||
self.assertRaises(ValueError, '{a} {}'.format_map, {"a" : 2, "b" : 1})
|
||
|
||
def test_format_auto_numbering(self):
|
||
class C:
|
||
def __init__(self, x=100):
|
||
self._x = x
|
||
def __format__(self, spec):
|
||
return spec
|
||
|
||
self.assertEqual('{}'.format(10), '10')
|
||
self.assertEqual('{:5}'.format('s'), 's ')
|
||
self.assertEqual('{!r}'.format('s'), "'s'")
|
||
self.assertEqual('{._x}'.format(C(10)), '10')
|
||
self.assertEqual('{[1]}'.format([1, 2]), '2')
|
||
self.assertEqual('{[a]}'.format({'a':4, 'b':2}), '4')
|
||
self.assertEqual('a{}b{}c'.format(0, 1), 'a0b1c')
|
||
|
||
self.assertEqual('a{:{}}b'.format('x', '^10'), 'a x b')
|
||
self.assertEqual('a{:{}x}b'.format(20, '#'), 'a0x14b')
|
||
|
||
# can't mix and match numbering and auto-numbering
|
||
self.assertRaises(ValueError, '{}{1}'.format, 1, 2)
|
||
self.assertRaises(ValueError, '{1}{}'.format, 1, 2)
|
||
self.assertRaises(ValueError, '{:{1}}'.format, 1, 2)
|
||
self.assertRaises(ValueError, '{0:{}}'.format, 1, 2)
|
||
|
||
# can mix and match auto-numbering and named
|
||
self.assertEqual('{f}{}'.format(4, f='test'), 'test4')
|
||
self.assertEqual('{}{f}'.format(4, f='test'), '4test')
|
||
self.assertEqual('{:{f}}{g}{}'.format(1, 3, g='g', f=2), ' 1g3')
|
||
self.assertEqual('{f:{}}{}{g}'.format(2, 4, f=1, g='g'), ' 14g')
|
||
|
||
def test_formatting(self):
|
||
string_tests.MixinStrUnicodeUserStringTest.test_formatting(self)
|
||
# Testing Unicode formatting strings...
|
||
self.assertEqual("%s, %s" % ("abc", "abc"), 'abc, abc')
|
||
self.assertEqual("%s, %s, %i, %f, %5.2f" % ("abc", "abc", 1, 2, 3), 'abc, abc, 1, 2.000000, 3.00')
|
||
self.assertEqual("%s, %s, %i, %f, %5.2f" % ("abc", "abc", 1, -2, 3), 'abc, abc, 1, -2.000000, 3.00')
|
||
self.assertEqual("%s, %s, %i, %f, %5.2f" % ("abc", "abc", -1, -2, 3.5), 'abc, abc, -1, -2.000000, 3.50')
|
||
self.assertEqual("%s, %s, %i, %f, %5.2f" % ("abc", "abc", -1, -2, 3.57), 'abc, abc, -1, -2.000000, 3.57')
|
||
self.assertEqual("%s, %s, %i, %f, %5.2f" % ("abc", "abc", -1, -2, 1003.57), 'abc, abc, -1, -2.000000, 1003.57')
|
||
if not sys.platform.startswith('java'):
|
||
self.assertEqual("%r, %r" % (b"abc", "abc"), "b'abc', 'abc'")
|
||
self.assertEqual("%r" % ("\u1234",), "'\u1234'")
|
||
self.assertEqual("%a" % ("\u1234",), "'\\u1234'")
|
||
self.assertEqual("%(x)s, %(y)s" % {'x':"abc", 'y':"def"}, 'abc, def')
|
||
self.assertEqual("%(x)s, %(\xfc)s" % {'x':"abc", '\xfc':"def"}, 'abc, def')
|
||
|
||
self.assertEqual('%c' % 0x1234, '\u1234')
|
||
self.assertEqual('%c' % 0x21483, '\U00021483')
|
||
self.assertRaises(OverflowError, "%c".__mod__, (0x110000,))
|
||
self.assertEqual('%c' % '\U00021483', '\U00021483')
|
||
self.assertRaises(TypeError, "%c".__mod__, "aa")
|
||
self.assertRaises(ValueError, "%.1\u1032f".__mod__, (1.0/3))
|
||
self.assertRaises(TypeError, "%i".__mod__, "aa")
|
||
|
||
# formatting jobs delegated from the string implementation:
|
||
self.assertEqual('...%(foo)s...' % {'foo':"abc"}, '...abc...')
|
||
self.assertEqual('...%(foo)s...' % {'foo':"abc"}, '...abc...')
|
||
self.assertEqual('...%(foo)s...' % {'foo':"abc"}, '...abc...')
|
||
self.assertEqual('...%(foo)s...' % {'foo':"abc"}, '...abc...')
|
||
self.assertEqual('...%(foo)s...' % {'foo':"abc",'def':123}, '...abc...')
|
||
self.assertEqual('...%(foo)s...' % {'foo':"abc",'def':123}, '...abc...')
|
||
self.assertEqual('...%s...%s...%s...%s...' % (1,2,3,"abc"), '...1...2...3...abc...')
|
||
self.assertEqual('...%%...%%s...%s...%s...%s...%s...' % (1,2,3,"abc"), '...%...%s...1...2...3...abc...')
|
||
self.assertEqual('...%s...' % "abc", '...abc...')
|
||
self.assertEqual('%*s' % (5,'abc',), ' abc')
|
||
self.assertEqual('%*s' % (-5,'abc',), 'abc ')
|
||
self.assertEqual('%*.*s' % (5,2,'abc',), ' ab')
|
||
self.assertEqual('%*.*s' % (5,3,'abc',), ' abc')
|
||
self.assertEqual('%i %*.*s' % (10, 5,3,'abc',), '10 abc')
|
||
self.assertEqual('%i%s %*.*s' % (10, 3, 5, 3, 'abc',), '103 abc')
|
||
self.assertEqual('%c' % 'a', 'a')
|
||
class Wrapper:
|
||
def __str__(self):
|
||
return '\u1234'
|
||
self.assertEqual('%s' % Wrapper(), '\u1234')
|
||
|
||
# issue 3382
|
||
NAN = float('nan')
|
||
INF = float('inf')
|
||
self.assertEqual('%f' % NAN, 'nan')
|
||
self.assertEqual('%F' % NAN, 'NAN')
|
||
self.assertEqual('%f' % INF, 'inf')
|
||
self.assertEqual('%F' % INF, 'INF')
|
||
|
||
def test_startswith_endswith_errors(self):
|
||
for meth in ('foo'.startswith, 'foo'.endswith):
|
||
with self.assertRaises(TypeError) as cm:
|
||
meth(['f'])
|
||
exc = str(cm.exception)
|
||
self.assertIn('str', exc)
|
||
self.assertIn('tuple', exc)
|
||
|
||
@support.run_with_locale('LC_ALL', 'de_DE', 'fr_FR')
|
||
def test_format_float(self):
|
||
# should not format with a comma, but always with C locale
|
||
self.assertEqual('1.0', '%.1f' % 1.0)
|
||
|
||
def test_constructor(self):
|
||
# unicode(obj) tests (this maps to PyObject_Unicode() at C level)
|
||
|
||
self.assertEqual(
|
||
str('unicode remains unicode'),
|
||
'unicode remains unicode'
|
||
)
|
||
|
||
class UnicodeSubclass(str):
|
||
pass
|
||
|
||
for text in ('ascii', '\xe9', '\u20ac', '\U0010FFFF'):
|
||
subclass = UnicodeSubclass(text)
|
||
self.assertEqual(str(subclass), text)
|
||
self.assertEqual(len(subclass), len(text))
|
||
if text == 'ascii':
|
||
self.assertEqual(subclass.encode('ascii'), b'ascii')
|
||
self.assertEqual(subclass.encode('utf-8'), b'ascii')
|
||
|
||
self.assertEqual(
|
||
str('strings are converted to unicode'),
|
||
'strings are converted to unicode'
|
||
)
|
||
|
||
class StringCompat:
|
||
def __init__(self, x):
|
||
self.x = x
|
||
def __str__(self):
|
||
return self.x
|
||
|
||
self.assertEqual(
|
||
str(StringCompat('__str__ compatible objects are recognized')),
|
||
'__str__ compatible objects are recognized'
|
||
)
|
||
|
||
# unicode(obj) is compatible to str():
|
||
|
||
o = StringCompat('unicode(obj) is compatible to str()')
|
||
self.assertEqual(str(o), 'unicode(obj) is compatible to str()')
|
||
self.assertEqual(str(o), 'unicode(obj) is compatible to str()')
|
||
|
||
for obj in (123, 123.45, 123):
|
||
self.assertEqual(str(obj), str(str(obj)))
|
||
|
||
# unicode(obj, encoding, error) tests (this maps to
|
||
# PyUnicode_FromEncodedObject() at C level)
|
||
|
||
if not sys.platform.startswith('java'):
|
||
self.assertRaises(
|
||
TypeError,
|
||
str,
|
||
'decoding unicode is not supported',
|
||
'utf-8',
|
||
'strict'
|
||
)
|
||
|
||
self.assertEqual(
|
||
str(b'strings are decoded to unicode', 'utf-8', 'strict'),
|
||
'strings are decoded to unicode'
|
||
)
|
||
|
||
if not sys.platform.startswith('java'):
|
||
self.assertEqual(
|
||
str(
|
||
memoryview(b'character buffers are decoded to unicode'),
|
||
'utf-8',
|
||
'strict'
|
||
),
|
||
'character buffers are decoded to unicode'
|
||
)
|
||
|
||
self.assertRaises(TypeError, str, 42, 42, 42)
|
||
|
||
def test_codecs_utf7(self):
|
||
utfTests = [
|
||
('A\u2262\u0391.', b'A+ImIDkQ.'), # RFC2152 example
|
||
('Hi Mom -\u263a-!', b'Hi Mom -+Jjo--!'), # RFC2152 example
|
||
('\u65E5\u672C\u8A9E', b'+ZeVnLIqe-'), # RFC2152 example
|
||
('Item 3 is \u00a31.', b'Item 3 is +AKM-1.'), # RFC2152 example
|
||
('+', b'+-'),
|
||
('+-', b'+--'),
|
||
('+?', b'+-?'),
|
||
('\?', b'+AFw?'),
|
||
('+?', b'+-?'),
|
||
(r'\\?', b'+AFwAXA?'),
|
||
(r'\\\?', b'+AFwAXABc?'),
|
||
(r'++--', b'+-+---'),
|
||
('\U000abcde', b'+2m/c3g-'), # surrogate pairs
|
||
('/', b'/'),
|
||
]
|
||
|
||
for (x, y) in utfTests:
|
||
self.assertEqual(x.encode('utf-7'), y)
|
||
|
||
# Unpaired surrogates not supported
|
||
self.assertRaises(UnicodeError, str, b'+3ADYAA-', 'utf-7')
|
||
|
||
self.assertEqual(str(b'+3ADYAA-', 'utf-7', 'replace'), '\ufffd\ufffd')
|
||
|
||
# Issue #2242: crash on some Windows/MSVC versions
|
||
self.assertEqual(b'+\xc1'.decode('utf-7'), '\xc1')
|
||
|
||
# Direct encoded characters
|
||
set_d = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789'(),-./:?"
|
||
# Optional direct characters
|
||
set_o = '!"#$%&*;<=>@[]^_`{|}'
|
||
for c in set_d:
|
||
self.assertEqual(c.encode('utf7'), c.encode('ascii'))
|
||
self.assertEqual(c.encode('ascii').decode('utf7'), c)
|
||
for c in set_o:
|
||
self.assertEqual(c.encode('ascii').decode('utf7'), c)
|
||
|
||
def test_codecs_utf8(self):
|
||
self.assertEqual(''.encode('utf-8'), b'')
|
||
self.assertEqual('\u20ac'.encode('utf-8'), b'\xe2\x82\xac')
|
||
self.assertEqual('\U00010002'.encode('utf-8'), b'\xf0\x90\x80\x82')
|
||
self.assertEqual('\U00023456'.encode('utf-8'), b'\xf0\xa3\x91\x96')
|
||
self.assertEqual('\ud800'.encode('utf-8', 'surrogatepass'), b'\xed\xa0\x80')
|
||
self.assertEqual('\udc00'.encode('utf-8', 'surrogatepass'), b'\xed\xb0\x80')
|
||
self.assertEqual(('\U00010002'*10).encode('utf-8'),
|
||
b'\xf0\x90\x80\x82'*10)
|
||
self.assertEqual(
|
||
'\u6b63\u78ba\u306b\u8a00\u3046\u3068\u7ffb\u8a33\u306f'
|
||
'\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3002\u4e00'
|
||
'\u90e8\u306f\u30c9\u30a4\u30c4\u8a9e\u3067\u3059\u304c'
|
||
'\u3001\u3042\u3068\u306f\u3067\u305f\u3089\u3081\u3067'
|
||
'\u3059\u3002\u5b9f\u969b\u306b\u306f\u300cWenn ist das'
|
||
' Nunstuck git und'.encode('utf-8'),
|
||
b'\xe6\xad\xa3\xe7\xa2\xba\xe3\x81\xab\xe8\xa8\x80\xe3\x81'
|
||
b'\x86\xe3\x81\xa8\xe7\xbf\xbb\xe8\xa8\xb3\xe3\x81\xaf\xe3'
|
||
b'\x81\x95\xe3\x82\x8c\xe3\x81\xa6\xe3\x81\x84\xe3\x81\xbe'
|
||
b'\xe3\x81\x9b\xe3\x82\x93\xe3\x80\x82\xe4\xb8\x80\xe9\x83'
|
||
b'\xa8\xe3\x81\xaf\xe3\x83\x89\xe3\x82\xa4\xe3\x83\x84\xe8'
|
||
b'\xaa\x9e\xe3\x81\xa7\xe3\x81\x99\xe3\x81\x8c\xe3\x80\x81'
|
||
b'\xe3\x81\x82\xe3\x81\xa8\xe3\x81\xaf\xe3\x81\xa7\xe3\x81'
|
||
b'\x9f\xe3\x82\x89\xe3\x82\x81\xe3\x81\xa7\xe3\x81\x99\xe3'
|
||
b'\x80\x82\xe5\xae\x9f\xe9\x9a\x9b\xe3\x81\xab\xe3\x81\xaf'
|
||
b'\xe3\x80\x8cWenn ist das Nunstuck git und'
|
||
)
|
||
|
||
# UTF-8 specific decoding tests
|
||
self.assertEqual(str(b'\xf0\xa3\x91\x96', 'utf-8'), '\U00023456' )
|
||
self.assertEqual(str(b'\xf0\x90\x80\x82', 'utf-8'), '\U00010002' )
|
||
self.assertEqual(str(b'\xe2\x82\xac', 'utf-8'), '\u20ac' )
|
||
|
||
# Other possible utf-8 test cases:
|
||
# * strict decoding testing for all of the
|
||
# UTF8_ERROR cases in PyUnicode_DecodeUTF8
|
||
|
||
def test_utf8_decode_valid_sequences(self):
|
||
sequences = [
|
||
# single byte
|
||
(b'\x00', '\x00'), (b'a', 'a'), (b'\x7f', '\x7f'),
|
||
# 2 bytes
|
||
(b'\xc2\x80', '\x80'), (b'\xdf\xbf', '\u07ff'),
|
||
# 3 bytes
|
||
(b'\xe0\xa0\x80', '\u0800'), (b'\xed\x9f\xbf', '\ud7ff'),
|
||
(b'\xee\x80\x80', '\uE000'), (b'\xef\xbf\xbf', '\uffff'),
|
||
# 4 bytes
|
||
(b'\xF0\x90\x80\x80', '\U00010000'),
|
||
(b'\xf4\x8f\xbf\xbf', '\U0010FFFF')
|
||
]
|
||
for seq, res in sequences:
|
||
self.assertEqual(seq.decode('utf-8'), res)
|
||
|
||
|
||
def test_utf8_decode_invalid_sequences(self):
|
||
# continuation bytes in a sequence of 2, 3, or 4 bytes
|
||
continuation_bytes = [bytes([x]) for x in range(0x80, 0xC0)]
|
||
# start bytes of a 2-byte sequence equivalent to codepoints < 0x7F
|
||
invalid_2B_seq_start_bytes = [bytes([x]) for x in range(0xC0, 0xC2)]
|
||
# start bytes of a 4-byte sequence equivalent to codepoints > 0x10FFFF
|
||
invalid_4B_seq_start_bytes = [bytes([x]) for x in range(0xF5, 0xF8)]
|
||
invalid_start_bytes = (
|
||
continuation_bytes + invalid_2B_seq_start_bytes +
|
||
invalid_4B_seq_start_bytes + [bytes([x]) for x in range(0xF7, 0x100)]
|
||
)
|
||
|
||
for byte in invalid_start_bytes:
|
||
self.assertRaises(UnicodeDecodeError, byte.decode, 'utf-8')
|
||
|
||
for sb in invalid_2B_seq_start_bytes:
|
||
for cb in continuation_bytes:
|
||
self.assertRaises(UnicodeDecodeError, (sb+cb).decode, 'utf-8')
|
||
|
||
for sb in invalid_4B_seq_start_bytes:
|
||
for cb1 in continuation_bytes[:3]:
|
||
for cb3 in continuation_bytes[:3]:
|
||
self.assertRaises(UnicodeDecodeError,
|
||
(sb+cb1+b'\x80'+cb3).decode, 'utf-8')
|
||
|
||
for cb in [bytes([x]) for x in range(0x80, 0xA0)]:
|
||
self.assertRaises(UnicodeDecodeError,
|
||
(b'\xE0'+cb+b'\x80').decode, 'utf-8')
|
||
self.assertRaises(UnicodeDecodeError,
|
||
(b'\xE0'+cb+b'\xBF').decode, 'utf-8')
|
||
# surrogates
|
||
for cb in [bytes([x]) for x in range(0xA0, 0xC0)]:
|
||
self.assertRaises(UnicodeDecodeError,
|
||
(b'\xED'+cb+b'\x80').decode, 'utf-8')
|
||
self.assertRaises(UnicodeDecodeError,
|
||
(b'\xED'+cb+b'\xBF').decode, 'utf-8')
|
||
for cb in [bytes([x]) for x in range(0x80, 0x90)]:
|
||
self.assertRaises(UnicodeDecodeError,
|
||
(b'\xF0'+cb+b'\x80\x80').decode, 'utf-8')
|
||
self.assertRaises(UnicodeDecodeError,
|
||
(b'\xF0'+cb+b'\xBF\xBF').decode, 'utf-8')
|
||
for cb in [bytes([x]) for x in range(0x90, 0xC0)]:
|
||
self.assertRaises(UnicodeDecodeError,
|
||
(b'\xF4'+cb+b'\x80\x80').decode, 'utf-8')
|
||
self.assertRaises(UnicodeDecodeError,
|
||
(b'\xF4'+cb+b'\xBF\xBF').decode, 'utf-8')
|
||
|
||
def test_issue8271(self):
|
||
# Issue #8271: during the decoding of an invalid UTF-8 byte sequence,
|
||
# only the start byte and the continuation byte(s) are now considered
|
||
# invalid, instead of the number of bytes specified by the start byte.
|
||
# See http://www.unicode.org/versions/Unicode5.2.0/ch03.pdf (page 95,
|
||
# table 3-8, Row 2) for more information about the algorithm used.
|
||
FFFD = '\ufffd'
|
||
sequences = [
|
||
# invalid start bytes
|
||
(b'\x80', FFFD), # continuation byte
|
||
(b'\x80\x80', FFFD*2), # 2 continuation bytes
|
||
(b'\xc0', FFFD),
|
||
(b'\xc0\xc0', FFFD*2),
|
||
(b'\xc1', FFFD),
|
||
(b'\xc1\xc0', FFFD*2),
|
||
(b'\xc0\xc1', FFFD*2),
|
||
# with start byte of a 2-byte sequence
|
||
(b'\xc2', FFFD), # only the start byte
|
||
(b'\xc2\xc2', FFFD*2), # 2 start bytes
|
||
(b'\xc2\xc2\xc2', FFFD*3), # 2 start bytes
|
||
(b'\xc2\x41', FFFD+'A'), # invalid continuation byte
|
||
# with start byte of a 3-byte sequence
|
||
(b'\xe1', FFFD), # only the start byte
|
||
(b'\xe1\xe1', FFFD*2), # 2 start bytes
|
||
(b'\xe1\xe1\xe1', FFFD*3), # 3 start bytes
|
||
(b'\xe1\xe1\xe1\xe1', FFFD*4), # 4 start bytes
|
||
(b'\xe1\x80', FFFD), # only 1 continuation byte
|
||
(b'\xe1\x41', FFFD+'A'), # invalid continuation byte
|
||
(b'\xe1\x41\x80', FFFD+'A'+FFFD), # invalid cb followed by valid cb
|
||
(b'\xe1\x41\x41', FFFD+'AA'), # 2 invalid continuation bytes
|
||
(b'\xe1\x80\x41', FFFD+'A'), # only 1 valid continuation byte
|
||
(b'\xe1\x80\xe1\x41', FFFD*2+'A'), # 1 valid and the other invalid
|
||
(b'\xe1\x41\xe1\x80', FFFD+'A'+FFFD), # 1 invalid and the other valid
|
||
# with start byte of a 4-byte sequence
|
||
(b'\xf1', FFFD), # only the start byte
|
||
(b'\xf1\xf1', FFFD*2), # 2 start bytes
|
||
(b'\xf1\xf1\xf1', FFFD*3), # 3 start bytes
|
||
(b'\xf1\xf1\xf1\xf1', FFFD*4), # 4 start bytes
|
||
(b'\xf1\xf1\xf1\xf1\xf1', FFFD*5), # 5 start bytes
|
||
(b'\xf1\x80', FFFD), # only 1 continuation bytes
|
||
(b'\xf1\x80\x80', FFFD), # only 2 continuation bytes
|
||
(b'\xf1\x80\x41', FFFD+'A'), # 1 valid cb and 1 invalid
|
||
(b'\xf1\x80\x41\x41', FFFD+'AA'), # 1 valid cb and 1 invalid
|
||
(b'\xf1\x80\x80\x41', FFFD+'A'), # 2 valid cb and 1 invalid
|
||
(b'\xf1\x41\x80', FFFD+'A'+FFFD), # 1 invalid cv and 1 valid
|
||
(b'\xf1\x41\x80\x80', FFFD+'A'+FFFD*2), # 1 invalid cb and 2 invalid
|
||
(b'\xf1\x41\x80\x41', FFFD+'A'+FFFD+'A'), # 2 invalid cb and 1 invalid
|
||
(b'\xf1\x41\x41\x80', FFFD+'AA'+FFFD), # 1 valid cb and 1 invalid
|
||
(b'\xf1\x41\xf1\x80', FFFD+'A'+FFFD),
|
||
(b'\xf1\x41\x80\xf1', FFFD+'A'+FFFD*2),
|
||
(b'\xf1\xf1\x80\x41', FFFD*2+'A'),
|
||
(b'\xf1\x41\xf1\xf1', FFFD+'A'+FFFD*2),
|
||
# with invalid start byte of a 4-byte sequence (rfc2279)
|
||
(b'\xf5', FFFD), # only the start byte
|
||
(b'\xf5\xf5', FFFD*2), # 2 start bytes
|
||
(b'\xf5\x80', FFFD*2), # only 1 continuation byte
|
||
(b'\xf5\x80\x80', FFFD*3), # only 2 continuation byte
|
||
(b'\xf5\x80\x80\x80', FFFD*4), # 3 continuation bytes
|
||
(b'\xf5\x80\x41', FFFD*2+'A'), # 1 valid cb and 1 invalid
|
||
(b'\xf5\x80\x41\xf5', FFFD*2+'A'+FFFD),
|
||
(b'\xf5\x41\x80\x80\x41', FFFD+'A'+FFFD*2+'A'),
|
||
# with invalid start byte of a 5-byte sequence (rfc2279)
|
||
(b'\xf8', FFFD), # only the start byte
|
||
(b'\xf8\xf8', FFFD*2), # 2 start bytes
|
||
(b'\xf8\x80', FFFD*2), # only one continuation byte
|
||
(b'\xf8\x80\x41', FFFD*2 + 'A'), # 1 valid cb and 1 invalid
|
||
(b'\xf8\x80\x80\x80\x80', FFFD*5), # invalid 5 bytes seq with 5 bytes
|
||
# with invalid start byte of a 6-byte sequence (rfc2279)
|
||
(b'\xfc', FFFD), # only the start byte
|
||
(b'\xfc\xfc', FFFD*2), # 2 start bytes
|
||
(b'\xfc\x80\x80', FFFD*3), # only 2 continuation bytes
|
||
(b'\xfc\x80\x80\x80\x80\x80', FFFD*6), # 6 continuation bytes
|
||
# invalid start byte
|
||
(b'\xfe', FFFD),
|
||
(b'\xfe\x80\x80', FFFD*3),
|
||
# other sequences
|
||
(b'\xf1\x80\x41\x42\x43', '\ufffd\x41\x42\x43'),
|
||
(b'\xf1\x80\xff\x42\x43', '\ufffd\ufffd\x42\x43'),
|
||
(b'\xf1\x80\xc2\x81\x43', '\ufffd\x81\x43'),
|
||
(b'\x61\xF1\x80\x80\xE1\x80\xC2\x62\x80\x63\x80\xBF\x64',
|
||
'\x61\uFFFD\uFFFD\uFFFD\x62\uFFFD\x63\uFFFD\uFFFD\x64'),
|
||
]
|
||
for n, (seq, res) in enumerate(sequences):
|
||
self.assertRaises(UnicodeDecodeError, seq.decode, 'utf-8', 'strict')
|
||
self.assertEqual(seq.decode('utf-8', 'replace'), res)
|
||
self.assertEqual((seq+b'b').decode('utf-8', 'replace'), res+'b')
|
||
self.assertEqual(seq.decode('utf-8', 'ignore'),
|
||
res.replace('\uFFFD', ''))
|
||
|
||
def test_codecs_idna(self):
|
||
# Test whether trailing dot is preserved
|
||
self.assertEqual("www.python.org.".encode("idna"), b"www.python.org.")
|
||
|
||
def test_codecs_errors(self):
|
||
# Error handling (encoding)
|
||
self.assertRaises(UnicodeError, 'Andr\202 x'.encode, 'ascii')
|
||
self.assertRaises(UnicodeError, 'Andr\202 x'.encode, 'ascii','strict')
|
||
self.assertEqual('Andr\202 x'.encode('ascii','ignore'), b"Andr x")
|
||
self.assertEqual('Andr\202 x'.encode('ascii','replace'), b"Andr? x")
|
||
self.assertEqual('Andr\202 x'.encode('ascii', 'replace'),
|
||
'Andr\202 x'.encode('ascii', errors='replace'))
|
||
self.assertEqual('Andr\202 x'.encode('ascii', 'ignore'),
|
||
'Andr\202 x'.encode(encoding='ascii', errors='ignore'))
|
||
|
||
# Error handling (decoding)
|
||
self.assertRaises(UnicodeError, str, b'Andr\202 x', 'ascii')
|
||
self.assertRaises(UnicodeError, str, b'Andr\202 x', 'ascii', 'strict')
|
||
self.assertEqual(str(b'Andr\202 x', 'ascii', 'ignore'), "Andr x")
|
||
self.assertEqual(str(b'Andr\202 x', 'ascii', 'replace'), 'Andr\uFFFD x')
|
||
|
||
# Error handling (unknown character names)
|
||
self.assertEqual(b"\\N{foo}xx".decode("unicode-escape", "ignore"), "xx")
|
||
|
||
# Error handling (truncated escape sequence)
|
||
self.assertRaises(UnicodeError, b"\\".decode, "unicode-escape")
|
||
|
||
self.assertRaises(TypeError, b"hello".decode, "test.unicode1")
|
||
self.assertRaises(TypeError, str, b"hello", "test.unicode2")
|
||
self.assertRaises(TypeError, "hello".encode, "test.unicode1")
|
||
self.assertRaises(TypeError, "hello".encode, "test.unicode2")
|
||
# executes PyUnicode_Encode()
|
||
import imp
|
||
self.assertRaises(
|
||
ImportError,
|
||
imp.find_module,
|
||
"non-existing module",
|
||
["non-existing dir"]
|
||
)
|
||
|
||
# Error handling (wrong arguments)
|
||
self.assertRaises(TypeError, "hello".encode, 42, 42, 42)
|
||
|
||
# Error handling (lone surrogate in PyUnicode_TransformDecimalToASCII())
|
||
self.assertRaises(UnicodeError, int, "\ud800")
|
||
self.assertRaises(UnicodeError, int, "\udf00")
|
||
self.assertRaises(UnicodeError, float, "\ud800")
|
||
self.assertRaises(UnicodeError, float, "\udf00")
|
||
self.assertRaises(UnicodeError, complex, "\ud800")
|
||
self.assertRaises(UnicodeError, complex, "\udf00")
|
||
|
||
def test_codecs(self):
|
||
# Encoding
|
||
self.assertEqual('hello'.encode('ascii'), b'hello')
|
||
self.assertEqual('hello'.encode('utf-7'), b'hello')
|
||
self.assertEqual('hello'.encode('utf-8'), b'hello')
|
||
self.assertEqual('hello'.encode('utf-8'), b'hello')
|
||
self.assertEqual('hello'.encode('utf-16-le'), b'h\000e\000l\000l\000o\000')
|
||
self.assertEqual('hello'.encode('utf-16-be'), b'\000h\000e\000l\000l\000o')
|
||
self.assertEqual('hello'.encode('latin-1'), b'hello')
|
||
|
||
# Default encoding is utf-8
|
||
self.assertEqual('\u2603'.encode(), b'\xe2\x98\x83')
|
||
|
||
# Roundtrip safety for BMP (just the first 1024 chars)
|
||
for c in range(1024):
|
||
u = chr(c)
|
||
for encoding in ('utf-7', 'utf-8', 'utf-16', 'utf-16-le',
|
||
'utf-16-be', 'raw_unicode_escape',
|
||
'unicode_escape', 'unicode_internal'):
|
||
self.assertEqual(str(u.encode(encoding),encoding), u)
|
||
|
||
# Roundtrip safety for BMP (just the first 256 chars)
|
||
for c in range(256):
|
||
u = chr(c)
|
||
for encoding in ('latin-1',):
|
||
self.assertEqual(str(u.encode(encoding),encoding), u)
|
||
|
||
# Roundtrip safety for BMP (just the first 128 chars)
|
||
for c in range(128):
|
||
u = chr(c)
|
||
for encoding in ('ascii',):
|
||
self.assertEqual(str(u.encode(encoding),encoding), u)
|
||
|
||
# Roundtrip safety for non-BMP (just a few chars)
|
||
u = '\U00010001\U00020002\U00030003\U00040004\U00050005'
|
||
for encoding in ('utf-8', 'utf-16', 'utf-16-le', 'utf-16-be',
|
||
#'raw_unicode_escape',
|
||
'unicode_escape', 'unicode_internal'):
|
||
self.assertEqual(str(u.encode(encoding),encoding), u)
|
||
|
||
# UTF-8 must be roundtrip safe for all UCS-2 code points
|
||
# This excludes surrogates: in the full range, there would be
|
||
# a surrogate pair (\udbff\udc00), which gets converted back
|
||
# to a non-BMP character (\U0010fc00)
|
||
u = ''.join(map(chr, list(range(0,0xd800)) +
|
||
list(range(0xe000,0x10000))))
|
||
for encoding in ('utf-8',):
|
||
self.assertEqual(str(u.encode(encoding),encoding), u)
|
||
|
||
def test_codecs_charmap(self):
|
||
# 0-127
|
||
s = bytes(range(128))
|
||
for encoding in (
|
||
'cp037', 'cp1026',
|
||
'cp437', 'cp500', 'cp720', 'cp737', 'cp775', 'cp850',
|
||
'cp852', 'cp855', 'cp858', 'cp860', 'cp861', 'cp862',
|
||
'cp863', 'cp865', 'cp866',
|
||
'iso8859_10', 'iso8859_13', 'iso8859_14', 'iso8859_15',
|
||
'iso8859_2', 'iso8859_3', 'iso8859_4', 'iso8859_5', 'iso8859_6',
|
||
'iso8859_7', 'iso8859_9', 'koi8_r', 'latin_1',
|
||
'mac_cyrillic', 'mac_latin2',
|
||
|
||
'cp1250', 'cp1251', 'cp1252', 'cp1253', 'cp1254', 'cp1255',
|
||
'cp1256', 'cp1257', 'cp1258',
|
||
'cp856', 'cp857', 'cp864', 'cp869', 'cp874',
|
||
|
||
'mac_greek', 'mac_iceland','mac_roman', 'mac_turkish',
|
||
'cp1006', 'iso8859_8',
|
||
|
||
### These have undefined mappings:
|
||
#'cp424',
|
||
|
||
### These fail the round-trip:
|
||
#'cp875'
|
||
|
||
):
|
||
self.assertEqual(str(s, encoding).encode(encoding), s)
|
||
|
||
# 128-255
|
||
s = bytes(range(128, 256))
|
||
for encoding in (
|
||
'cp037', 'cp1026',
|
||
'cp437', 'cp500', 'cp720', 'cp737', 'cp775', 'cp850',
|
||
'cp852', 'cp855', 'cp858', 'cp860', 'cp861', 'cp862',
|
||
'cp863', 'cp865', 'cp866',
|
||
'iso8859_10', 'iso8859_13', 'iso8859_14', 'iso8859_15',
|
||
'iso8859_2', 'iso8859_4', 'iso8859_5',
|
||
'iso8859_9', 'koi8_r', 'latin_1',
|
||
'mac_cyrillic', 'mac_latin2',
|
||
|
||
### These have undefined mappings:
|
||
#'cp1250', 'cp1251', 'cp1252', 'cp1253', 'cp1254', 'cp1255',
|
||
#'cp1256', 'cp1257', 'cp1258',
|
||
#'cp424', 'cp856', 'cp857', 'cp864', 'cp869', 'cp874',
|
||
#'iso8859_3', 'iso8859_6', 'iso8859_7',
|
||
#'mac_greek', 'mac_iceland','mac_roman', 'mac_turkish',
|
||
|
||
### These fail the round-trip:
|
||
#'cp1006', 'cp875', 'iso8859_8',
|
||
|
||
):
|
||
self.assertEqual(str(s, encoding).encode(encoding), s)
|
||
|
||
def test_concatenation(self):
|
||
self.assertEqual(("abc" "def"), "abcdef")
|
||
self.assertEqual(("abc" "def"), "abcdef")
|
||
self.assertEqual(("abc" "def"), "abcdef")
|
||
self.assertEqual(("abc" "def" "ghi"), "abcdefghi")
|
||
self.assertEqual(("abc" "def" "ghi"), "abcdefghi")
|
||
|
||
def test_printing(self):
|
||
class BitBucket:
|
||
def write(self, text):
|
||
pass
|
||
|
||
out = BitBucket()
|
||
print('abc', file=out)
|
||
print('abc', 'def', file=out)
|
||
print('abc', 'def', file=out)
|
||
print('abc', 'def', file=out)
|
||
print('abc\n', file=out)
|
||
print('abc\n', end=' ', file=out)
|
||
print('abc\n', end=' ', file=out)
|
||
print('def\n', file=out)
|
||
print('def\n', file=out)
|
||
|
||
def test_ucs4(self):
|
||
x = '\U00100000'
|
||
y = x.encode("raw-unicode-escape").decode("raw-unicode-escape")
|
||
self.assertEqual(x, y)
|
||
|
||
y = br'\U00100000'
|
||
x = y.decode("raw-unicode-escape").encode("raw-unicode-escape")
|
||
self.assertEqual(x, y)
|
||
y = br'\U00010000'
|
||
x = y.decode("raw-unicode-escape").encode("raw-unicode-escape")
|
||
self.assertEqual(x, y)
|
||
|
||
try:
|
||
br'\U11111111'.decode("raw-unicode-escape")
|
||
except UnicodeDecodeError as e:
|
||
self.assertEqual(e.start, 0)
|
||
self.assertEqual(e.end, 10)
|
||
else:
|
||
self.fail("Should have raised UnicodeDecodeError")
|
||
|
||
def test_conversion(self):
|
||
# Make sure __unicode__() works properly
|
||
class Foo0:
|
||
def __str__(self):
|
||
return "foo"
|
||
|
||
class Foo1:
|
||
def __str__(self):
|
||
return "foo"
|
||
|
||
class Foo2(object):
|
||
def __str__(self):
|
||
return "foo"
|
||
|
||
class Foo3(object):
|
||
def __str__(self):
|
||
return "foo"
|
||
|
||
class Foo4(str):
|
||
def __str__(self):
|
||
return "foo"
|
||
|
||
class Foo5(str):
|
||
def __str__(self):
|
||
return "foo"
|
||
|
||
class Foo6(str):
|
||
def __str__(self):
|
||
return "foos"
|
||
|
||
def __str__(self):
|
||
return "foou"
|
||
|
||
class Foo7(str):
|
||
def __str__(self):
|
||
return "foos"
|
||
def __str__(self):
|
||
return "foou"
|
||
|
||
class Foo8(str):
|
||
def __new__(cls, content=""):
|
||
return str.__new__(cls, 2*content)
|
||
def __str__(self):
|
||
return self
|
||
|
||
class Foo9(str):
|
||
def __str__(self):
|
||
return "not unicode"
|
||
|
||
self.assertEqual(str(Foo0()), "foo")
|
||
self.assertEqual(str(Foo1()), "foo")
|
||
self.assertEqual(str(Foo2()), "foo")
|
||
self.assertEqual(str(Foo3()), "foo")
|
||
self.assertEqual(str(Foo4("bar")), "foo")
|
||
self.assertEqual(str(Foo5("bar")), "foo")
|
||
self.assertEqual(str(Foo6("bar")), "foou")
|
||
self.assertEqual(str(Foo7("bar")), "foou")
|
||
self.assertEqual(str(Foo8("foo")), "foofoo")
|
||
self.assertEqual(str(Foo9("foo")), "not unicode")
|
||
|
||
def test_unicode_repr(self):
|
||
class s1:
|
||
def __repr__(self):
|
||
return '\\n'
|
||
|
||
class s2:
|
||
def __repr__(self):
|
||
return '\\n'
|
||
|
||
self.assertEqual(repr(s1()), '\\n')
|
||
self.assertEqual(repr(s2()), '\\n')
|
||
|
||
def test_printable_repr(self):
|
||
self.assertEqual(repr('\U00010000'), "'%c'" % (0x10000,)) # printable
|
||
self.assertEqual(repr('\U00014000'), "'\\U00014000'") # nonprintable
|
||
|
||
def test_expandtabs_overflows_gracefully(self):
|
||
# This test only affects 32-bit platforms because expandtabs can only take
|
||
# an int as the max value, not a 64-bit C long. If expandtabs is changed
|
||
# to take a 64-bit long, this test should apply to all platforms.
|
||
if sys.maxsize > (1 << 32) or struct.calcsize('P') != 4:
|
||
return
|
||
self.assertRaises(OverflowError, 't\tt\t'.expandtabs, sys.maxsize)
|
||
|
||
@support.cpython_only
|
||
def test_expandtabs_optimization(self):
|
||
s = 'abc'
|
||
self.assertIs(s.expandtabs(), s)
|
||
|
||
def test_raiseMemError(self):
|
||
if struct.calcsize('P') == 8:
|
||
# 64 bits pointers
|
||
ascii_struct_size = 48
|
||
compact_struct_size = 72
|
||
else:
|
||
# 32 bits pointers
|
||
ascii_struct_size = 24
|
||
compact_struct_size = 36
|
||
|
||
for char in ('a', '\xe9', '\u20ac', '\U0010ffff'):
|
||
code = ord(char)
|
||
if code < 0x100:
|
||
char_size = 1 # sizeof(Py_UCS1)
|
||
struct_size = ascii_struct_size
|
||
elif code < 0x10000:
|
||
char_size = 2 # sizeof(Py_UCS2)
|
||
struct_size = compact_struct_size
|
||
else:
|
||
char_size = 4 # sizeof(Py_UCS4)
|
||
struct_size = compact_struct_size
|
||
# Note: sys.maxsize is half of the actual max allocation because of
|
||
# the signedness of Py_ssize_t. Strings of maxlen-1 should in principle
|
||
# be allocatable, given enough memory.
|
||
maxlen = ((sys.maxsize - struct_size) // char_size)
|
||
alloc = lambda: char * maxlen
|
||
self.assertRaises(MemoryError, alloc)
|
||
self.assertRaises(MemoryError, alloc)
|
||
|
||
def test_format_subclass(self):
|
||
class S(str):
|
||
def __str__(self):
|
||
return '__str__ overridden'
|
||
s = S('xxx')
|
||
self.assertEqual("%s" % s, '__str__ overridden')
|
||
self.assertEqual("{}".format(s), '__str__ overridden')
|
||
|
||
# Test PyUnicode_FromFormat()
|
||
def test_from_format(self):
|
||
support.import_module('ctypes')
|
||
from ctypes import (pythonapi, py_object,
|
||
c_int, c_long, c_longlong, c_ssize_t,
|
||
c_uint, c_ulong, c_ulonglong, c_size_t)
|
||
name = "PyUnicode_FromFormat"
|
||
_PyUnicode_FromFormat = getattr(pythonapi, name)
|
||
_PyUnicode_FromFormat.restype = py_object
|
||
|
||
def PyUnicode_FromFormat(format, *args):
|
||
cargs = tuple(
|
||
py_object(arg) if isinstance(arg, str) else arg
|
||
for arg in args)
|
||
return _PyUnicode_FromFormat(format, *cargs)
|
||
|
||
# ascii format, non-ascii argument
|
||
text = PyUnicode_FromFormat(b'ascii\x7f=%U', 'unicode\xe9')
|
||
self.assertEqual(text, 'ascii\x7f=unicode\xe9')
|
||
|
||
# non-ascii format, ascii argument: ensure that PyUnicode_FromFormatV()
|
||
# raises an error
|
||
self.assertRaisesRegex(ValueError,
|
||
'^PyUnicode_FromFormatV\(\) expects an ASCII-encoded format '
|
||
'string, got a non-ASCII byte: 0xe9$',
|
||
PyUnicode_FromFormat, b'unicode\xe9=%s', 'ascii')
|
||
|
||
# test "%c"
|
||
self.assertEqual(PyUnicode_FromFormat(b'%c', c_int(0xabcd)), '\uabcd')
|
||
self.assertEqual(PyUnicode_FromFormat(b'%c', c_int(0x10ffff)), '\U0010ffff')
|
||
|
||
# test "%"
|
||
self.assertEqual(PyUnicode_FromFormat(b'%'), '%')
|
||
self.assertEqual(PyUnicode_FromFormat(b'%%'), '%')
|
||
self.assertEqual(PyUnicode_FromFormat(b'%%s'), '%s')
|
||
self.assertEqual(PyUnicode_FromFormat(b'[%%]'), '[%]')
|
||
self.assertEqual(PyUnicode_FromFormat(b'%%%s', b'abc'), '%abc')
|
||
|
||
# test integer formats (%i, %d, %u)
|
||
self.assertEqual(PyUnicode_FromFormat(b'%03i', c_int(10)), '010')
|
||
self.assertEqual(PyUnicode_FromFormat(b'%0.4i', c_int(10)), '0010')
|
||
self.assertEqual(PyUnicode_FromFormat(b'%i', c_int(-123)), '-123')
|
||
self.assertEqual(PyUnicode_FromFormat(b'%li', c_long(-123)), '-123')
|
||
self.assertEqual(PyUnicode_FromFormat(b'%lli', c_longlong(-123)), '-123')
|
||
self.assertEqual(PyUnicode_FromFormat(b'%zi', c_ssize_t(-123)), '-123')
|
||
|
||
self.assertEqual(PyUnicode_FromFormat(b'%d', c_int(-123)), '-123')
|
||
self.assertEqual(PyUnicode_FromFormat(b'%ld', c_long(-123)), '-123')
|
||
self.assertEqual(PyUnicode_FromFormat(b'%lld', c_longlong(-123)), '-123')
|
||
self.assertEqual(PyUnicode_FromFormat(b'%zd', c_ssize_t(-123)), '-123')
|
||
|
||
self.assertEqual(PyUnicode_FromFormat(b'%u', c_uint(123)), '123')
|
||
self.assertEqual(PyUnicode_FromFormat(b'%lu', c_ulong(123)), '123')
|
||
self.assertEqual(PyUnicode_FromFormat(b'%llu', c_ulonglong(123)), '123')
|
||
self.assertEqual(PyUnicode_FromFormat(b'%zu', c_size_t(123)), '123')
|
||
|
||
# test %A
|
||
text = PyUnicode_FromFormat(b'%%A:%A', 'abc\xe9\uabcd\U0010ffff')
|
||
self.assertEqual(text, r"%A:'abc\xe9\uabcd\U0010ffff'")
|
||
|
||
# test %V
|
||
text = PyUnicode_FromFormat(b'repr=%V', 'abc', b'xyz')
|
||
self.assertEqual(text, 'repr=abc')
|
||
|
||
# Test string decode from parameter of %s using utf-8.
|
||
# b'\xe4\xba\xba\xe6\xb0\x91' is utf-8 encoded byte sequence of
|
||
# '\u4eba\u6c11'
|
||
text = PyUnicode_FromFormat(b'repr=%V', None, b'\xe4\xba\xba\xe6\xb0\x91')
|
||
self.assertEqual(text, 'repr=\u4eba\u6c11')
|
||
|
||
#Test replace error handler.
|
||
text = PyUnicode_FromFormat(b'repr=%V', None, b'abc\xff')
|
||
self.assertEqual(text, 'repr=abc\ufffd')
|
||
|
||
# not supported: copy the raw format string. these tests are just here
|
||
# to check for crashs and should not be considered as specifications
|
||
self.assertEqual(PyUnicode_FromFormat(b'%1%s', b'abc'), '%s')
|
||
self.assertEqual(PyUnicode_FromFormat(b'%1abc'), '%1abc')
|
||
self.assertEqual(PyUnicode_FromFormat(b'%+i', c_int(10)), '%+i')
|
||
self.assertEqual(PyUnicode_FromFormat(b'%.%s', b'abc'), '%.%s')
|
||
|
||
# Test PyUnicode_AsWideChar()
|
||
def test_aswidechar(self):
|
||
from _testcapi import unicode_aswidechar
|
||
support.import_module('ctypes')
|
||
from ctypes import c_wchar, sizeof
|
||
|
||
wchar, size = unicode_aswidechar('abcdef', 2)
|
||
self.assertEqual(size, 2)
|
||
self.assertEqual(wchar, 'ab')
|
||
|
||
wchar, size = unicode_aswidechar('abc', 3)
|
||
self.assertEqual(size, 3)
|
||
self.assertEqual(wchar, 'abc')
|
||
|
||
wchar, size = unicode_aswidechar('abc', 4)
|
||
self.assertEqual(size, 3)
|
||
self.assertEqual(wchar, 'abc\0')
|
||
|
||
wchar, size = unicode_aswidechar('abc', 10)
|
||
self.assertEqual(size, 3)
|
||
self.assertEqual(wchar, 'abc\0')
|
||
|
||
wchar, size = unicode_aswidechar('abc\0def', 20)
|
||
self.assertEqual(size, 7)
|
||
self.assertEqual(wchar, 'abc\0def\0')
|
||
|
||
nonbmp = chr(0x10ffff)
|
||
if sizeof(c_wchar) == 2:
|
||
buflen = 3
|
||
nchar = 2
|
||
else: # sizeof(c_wchar) == 4
|
||
buflen = 2
|
||
nchar = 1
|
||
wchar, size = unicode_aswidechar(nonbmp, buflen)
|
||
self.assertEqual(size, nchar)
|
||
self.assertEqual(wchar, nonbmp + '\0')
|
||
|
||
# Test PyUnicode_AsWideCharString()
|
||
def test_aswidecharstring(self):
|
||
from _testcapi import unicode_aswidecharstring
|
||
support.import_module('ctypes')
|
||
from ctypes import c_wchar, sizeof
|
||
|
||
wchar, size = unicode_aswidecharstring('abc')
|
||
self.assertEqual(size, 3)
|
||
self.assertEqual(wchar, 'abc\0')
|
||
|
||
wchar, size = unicode_aswidecharstring('abc\0def')
|
||
self.assertEqual(size, 7)
|
||
self.assertEqual(wchar, 'abc\0def\0')
|
||
|
||
nonbmp = chr(0x10ffff)
|
||
if sizeof(c_wchar) == 2:
|
||
nchar = 2
|
||
else: # sizeof(c_wchar) == 4
|
||
nchar = 1
|
||
wchar, size = unicode_aswidecharstring(nonbmp)
|
||
self.assertEqual(size, nchar)
|
||
self.assertEqual(wchar, nonbmp + '\0')
|
||
|
||
def test_subclass_add(self):
|
||
class S(str):
|
||
def __add__(self, o):
|
||
return "3"
|
||
self.assertEqual(S("4") + S("5"), "3")
|
||
class S(str):
|
||
def __iadd__(self, o):
|
||
return "3"
|
||
s = S("1")
|
||
s += "4"
|
||
self.assertEqual(s, "3")
|
||
|
||
|
||
class StringModuleTest(unittest.TestCase):
|
||
def test_formatter_parser(self):
|
||
def parse(format):
|
||
return list(_string.formatter_parser(format))
|
||
|
||
formatter = parse("prefix {2!s}xxx{0:^+10.3f}{obj.attr!s} {z[0]!s:10}")
|
||
self.assertEqual(formatter, [
|
||
('prefix ', '2', '', 's'),
|
||
('xxx', '0', '^+10.3f', None),
|
||
('', 'obj.attr', '', 's'),
|
||
(' ', 'z[0]', '10', 's'),
|
||
])
|
||
|
||
formatter = parse("prefix {} suffix")
|
||
self.assertEqual(formatter, [
|
||
('prefix ', '', '', None),
|
||
(' suffix', None, None, None),
|
||
])
|
||
|
||
formatter = parse("str")
|
||
self.assertEqual(formatter, [
|
||
('str', None, None, None),
|
||
])
|
||
|
||
formatter = parse("")
|
||
self.assertEqual(formatter, [])
|
||
|
||
formatter = parse("{0}")
|
||
self.assertEqual(formatter, [
|
||
('', '0', '', None),
|
||
])
|
||
|
||
self.assertRaises(TypeError, _string.formatter_parser, 1)
|
||
|
||
def test_formatter_field_name_split(self):
|
||
def split(name):
|
||
items = list(_string.formatter_field_name_split(name))
|
||
items[1] = list(items[1])
|
||
return items
|
||
self.assertEqual(split("obj"), ["obj", []])
|
||
self.assertEqual(split("obj.arg"), ["obj", [(True, 'arg')]])
|
||
self.assertEqual(split("obj[key]"), ["obj", [(False, 'key')]])
|
||
self.assertEqual(split("obj.arg[key1][key2]"), [
|
||
"obj",
|
||
[(True, 'arg'),
|
||
(False, 'key1'),
|
||
(False, 'key2'),
|
||
]])
|
||
self.assertRaises(TypeError, _string.formatter_field_name_split, 1)
|
||
|
||
|
||
def test_main():
|
||
support.run_unittest(__name__)
|
||
|
||
if __name__ == "__main__":
|
||
test_main()
|