FCL/interim/QEMU: comparison symbian-qemu-0.9.1-12/python-2.6.1/Lib/test/test

equal deleted inserted replaced

-:ffa851df0825
+:2fb8b9db1c86
+# -*- coding: iso-8859-1 -*-
+""" Test script for the Unicode implementation.
+Written by Marc-Andre Lemburg (mal@lemburg.com).
+(c) Copyright CNRI, All Rights Reserved. NO WARRANTY.
+"""#"
+import sys, struct, codecs
+from test import test_support, string_tests
+# Error handling (bad decoder return)
+def search_function(encoding):
+def decode1(input, errors="strict"):
+return 42 # not a tuple
+def encode1(input, errors="strict"):
+return 42 # not a tuple
+def encode2(input, errors="strict"):
+return (42, 42) # no unicode
+def decode2(input, errors="strict"):
+return (42, 42) # no unicode
+if encoding=="test.unicode1":
+return (encode1, decode1, None, None)
+elif encoding=="test.unicode2":
+return (encode2, decode2, None, None)
+else:
+return None
+codecs.register(search_function)
+class UnicodeTest(
+string_tests.CommonTest,
+string_tests.MixinStrUnicodeUserStringTest,
+string_tests.MixinStrUnicodeTest,
+):
+type2test = unicode
+def checkequalnofix(self, result, object, methodname, *args):
+method = getattr(object, methodname)
+realresult = method(*args)
+self.assertEqual(realresult, result)
+self.assert_(type(realresult) is type(result))
+# if the original is returned make sure that
+# this doesn't happen with subclasses
+if realresult is object:
+class usub(unicode):
+def __repr__(self):
+return 'usub(%r)' % unicode.__repr__(self)
+object = usub(object)
+method = getattr(object, methodname)
+realresult = method(*args)
+self.assertEqual(realresult, result)
+self.assert_(object is not realresult)
+def test_literals(self):
+self.assertEqual(u'\xff', u'\u00ff')
+self.assertEqual(u'\uffff', u'\U0000ffff')
+self.assertRaises(SyntaxError, eval, 'u\'\\Ufffffffe\'')
+self.assertRaises(SyntaxError, eval, 'u\'\\Uffffffff\'')
+self.assertRaises(SyntaxError, eval, 'u\'\\U%08x\'' % 0x110000)
+def test_repr(self):
+if not sys.platform.startswith('java'):
+# Test basic sanity of repr()
+self.assertEqual(repr(u'abc'), "u'abc'")
+self.assertEqual(repr(u'ab\\c'), "u'ab\\\\c'")
+self.assertEqual(repr(u'ab\\'), "u'ab\\\\'")
+self.assertEqual(repr(u'\\c'), "u'\\\\c'")
+self.assertEqual(repr(u'\\'), "u'\\\\'")
+self.assertEqual(repr(u'\n'), "u'\\n'")
+self.assertEqual(repr(u'\r'), "u'\\r'")
+self.assertEqual(repr(u'\t'), "u'\\t'")
+self.assertEqual(repr(u'\b'), "u'\\x08'")
+self.assertEqual(repr(u"'\""), """u'\\'"'""")
+self.assertEqual(repr(u"'\""), """u'\\'"'""")
+self.assertEqual(repr(u"'"), '''u"'"''')
+self.assertEqual(repr(u'"'), """u'"'""")
+latin1repr = (
+"u'\\x00\\x01\\x02\\x03\\x04\\x05\\x06\\x07\\x08\\t\\n\\x0b\\x0c\\r"
+"\\x0e\\x0f\\x10\\x11\\x12\\x13\\x14\\x15\\x16\\x17\\x18\\x19\\x1a"
+"\\x1b\\x1c\\x1d\\x1e\\x1f !\"#$%&\\'()*+,-./0123456789:;<=>?@ABCDEFGHI"
+"JKLMNOPQRSTUVWXYZ[\\\\]^_`abcdefghijklmnopqrstuvwxyz{|}~\\x7f"
+"\\x80\\x81\\x82\\x83\\x84\\x85\\x86\\x87\\x88\\x89\\x8a\\x8b\\x8c\\x8d"
+"\\x8e\\x8f\\x90\\x91\\x92\\x93\\x94\\x95\\x96\\x97\\x98\\x99\\x9a\\x9b"
+"\\x9c\\x9d\\x9e\\x9f\\xa0\\xa1\\xa2\\xa3\\xa4\\xa5\\xa6\\xa7\\xa8\\xa9"
+"\\xaa\\xab\\xac\\xad\\xae\\xaf\\xb0\\xb1\\xb2\\xb3\\xb4\\xb5\\xb6\\xb7"
+"\\xb8\\xb9\\xba\\xbb\\xbc\\xbd\\xbe\\xbf\\xc0\\xc1\\xc2\\xc3\\xc4\\xc5"
+"\\xc6\\xc7\\xc8\\xc9\\xca\\xcb\\xcc\\xcd\\xce\\xcf\\xd0\\xd1\\xd2\\xd3"
+"\\xd4\\xd5\\xd6\\xd7\\xd8\\xd9\\xda\\xdb\\xdc\\xdd\\xde\\xdf\\xe0\\xe1"
+"\\xe2\\xe3\\xe4\\xe5\\xe6\\xe7\\xe8\\xe9\\xea\\xeb\\xec\\xed\\xee\\xef"
+"\\xf0\\xf1\\xf2\\xf3\\xf4\\xf5\\xf6\\xf7\\xf8\\xf9\\xfa\\xfb\\xfc\\xfd"
+"\\xfe\\xff'")
+testrepr = repr(u''.join(map(unichr, xrange(256))))
+self.assertEqual(testrepr, latin1repr)
+# Test repr works on wide unicode escapes without overflow.
+self.assertEqual(repr(u"\U00010000" * 39 + u"\uffff" * 4096),
+repr(u"\U00010000" * 39 + u"\uffff" * 4096))
+def test_count(self):
+string_tests.CommonTest.test_count(self)
+# check mixed argument types
+self.checkequalnofix(3,  'aaa', 'count', u'a')
+self.checkequalnofix(0,  'aaa', 'count', u'b')
+self.checkequalnofix(3, u'aaa', 'count',  'a')
+self.checkequalnofix(0, u'aaa', 'count',  'b')
+self.checkequalnofix(0, u'aaa', 'count',  'b')
+self.checkequalnofix(1, u'aaa', 'count',  'a', -1)
+self.checkequalnofix(3, u'aaa', 'count',  'a', -10)
+self.checkequalnofix(2, u'aaa', 'count',  'a', 0, -1)
+self.checkequalnofix(0, u'aaa', 'count',  'a', 0, -10)
+def test_find(self):
+self.checkequalnofix(0,  u'abcdefghiabc', 'find', u'abc')
+self.checkequalnofix(9,  u'abcdefghiabc', 'find', u'abc', 1)
+self.checkequalnofix(-1, u'abcdefghiabc', 'find', u'def', 4)
+self.assertRaises(TypeError, u'hello'.find)
+self.assertRaises(TypeError, u'hello'.find, 42)
+def test_rfind(self):
+string_tests.CommonTest.test_rfind(self)
+# check mixed argument types
+self.checkequalnofix(9,   'abcdefghiabc', 'rfind', u'abc')
+self.checkequalnofix(12,  'abcdefghiabc', 'rfind', u'')
+self.checkequalnofix(12, u'abcdefghiabc', 'rfind',  '')
+def test_index(self):
+string_tests.CommonTest.test_index(self)
+# check mixed argument types
+for (t1, t2) in ((str, unicode), (unicode, str)):
+self.checkequalnofix(0, t1('abcdefghiabc'), 'index',  t2(''))
+self.checkequalnofix(3, t1('abcdefghiabc'), 'index',  t2('def'))
+self.checkequalnofix(0, t1('abcdefghiabc'), 'index',  t2('abc'))
+self.checkequalnofix(9, t1('abcdefghiabc'), 'index',  t2('abc'), 1)
+self.assertRaises(ValueError, t1('abcdefghiabc').index, t2('hib'))
+self.assertRaises(ValueError, t1('abcdefghiab').index,  t2('abc'), 1)
+self.assertRaises(ValueError, t1('abcdefghi').index,  t2('ghi'), 8)
+self.assertRaises(ValueError, t1('abcdefghi').index,  t2('ghi'), -1)
+def test_rindex(self):
+string_tests.CommonTest.test_rindex(self)
+# check mixed argument types
+for (t1, t2) in ((str, unicode), (unicode, str)):
+self.checkequalnofix(12, t1('abcdefghiabc'), 'rindex',  t2(''))
+self.checkequalnofix(3,  t1('abcdefghiabc'), 'rindex',  t2('def'))
+self.checkequalnofix(9,  t1('abcdefghiabc'), 'rindex',  t2('abc'))
+self.checkequalnofix(0,  t1('abcdefghiabc'), 'rindex',  t2('abc'), 0, -1)
+self.assertRaises(ValueError, t1('abcdefghiabc').rindex,  t2('hib'))
+self.assertRaises(ValueError, t1('defghiabc').rindex,  t2('def'), 1)
+self.assertRaises(ValueError, t1('defghiabc').rindex,  t2('abc'), 0, -1)
+self.assertRaises(ValueError, t1('abcdefghi').rindex,  t2('ghi'), 0, 8)
+self.assertRaises(ValueError, t1('abcdefghi').rindex,  t2('ghi'), 0, -1)
+def test_translate(self):
+self.checkequalnofix(u'bbbc', u'abababc', 'translate', {ord('a'):None})
+self.checkequalnofix(u'iiic', u'abababc', 'translate', {ord('a'):None, ord('b'):ord('i')})
+self.checkequalnofix(u'iiix', u'abababc', 'translate', {ord('a'):None, ord('b'):ord('i'), ord('c'):u'x'})
+self.checkequalnofix(u'<i><i><i>c', u'abababc', 'translate', {ord('a'):None, ord('b'):u'<i>'})
+self.checkequalnofix(u'c', u'abababc', 'translate', {ord('a'):None, ord('b'):u''})
+self.checkequalnofix(u'xyyx', u'xzx', 'translate', {ord('z'):u'yy'})
+self.assertRaises(TypeError, u'hello'.translate)
+self.assertRaises(TypeError, u'abababc'.translate, {ord('a'):''})
+def test_split(self):
+string_tests.CommonTest.test_split(self)
+# Mixed arguments
+self.checkequalnofix([u'a', u'b', u'c', u'd'], u'a//b//c//d', 'split', '//')
+self.checkequalnofix([u'a', u'b', u'c', u'd'], 'a//b//c//d', 'split', u'//')
+self.checkequalnofix([u'endcase ', u''], u'endcase test', 'split', 'test')
+def test_join(self):
+string_tests.MixinStrUnicodeUserStringTest.test_join(self)
+# mixed arguments
+self.checkequalnofix(u'a b c d', u' ', 'join', ['a', 'b', u'c', u'd'])
+self.checkequalnofix(u'abcd', u'', 'join', (u'a', u'b', u'c', u'd'))
+self.checkequalnofix(u'w x y z', u' ', 'join', string_tests.Sequence('wxyz'))
+self.checkequalnofix(u'a b c d', ' ', 'join', [u'a', u'b', u'c', u'd'])
+self.checkequalnofix(u'a b c d', ' ', 'join', ['a', 'b', u'c', u'd'])
+self.checkequalnofix(u'abcd', '', 'join', (u'a', u'b', u'c', u'd'))
+self.checkequalnofix(u'w x y z', ' ', 'join', string_tests.Sequence(u'wxyz'))
+def test_strip(self):
+string_tests.CommonTest.test_strip(self)
+self.assertRaises(UnicodeError, u"hello".strip, "\xff")
+def test_replace(self):
+string_tests.CommonTest.test_replace(self)
+# method call forwarded from str implementation because of unicode argument
+self.checkequalnofix(u'one@two!three!', 'one!two!three!', 'replace', u'!', u'@', 1)
+self.assertRaises(TypeError, 'replace'.replace, u"r", 42)
+def test_comparison(self):
+# Comparisons:
+self.assertEqual(u'abc', 'abc')
+self.assertEqual('abc', u'abc')
+self.assertEqual(u'abc', u'abc')
+self.assert_(u'abcd' > 'abc')
+self.assert_('abcd' > u'abc')
+self.assert_(u'abcd' > u'abc')
+self.assert_(u'abc' < 'abcd')
+self.assert_('abc' < u'abcd')
+self.assert_(u'abc' < u'abcd')
+if 0:
+# Move these tests to a Unicode collation module test...
+# Testing UTF-16 code point order comparisons...
+# No surrogates, no fixup required.
+self.assert_(u'\u0061' < u'\u20ac')
+# Non surrogate below surrogate value, no fixup required
+self.assert_(u'\u0061' < u'\ud800\udc02')
+# Non surrogate above surrogate value, fixup required
+def test_lecmp(s, s2):
+self.assert_(s < s2)
+def test_fixup(s):
+s2 = u'\ud800\udc01'
+test_lecmp(s, s2)
+s2 = u'\ud900\udc01'
+test_lecmp(s, s2)
+s2 = u'\uda00\udc01'
+test_lecmp(s, s2)
+s2 = u'\udb00\udc01'
+test_lecmp(s, s2)
+s2 = u'\ud800\udd01'
+test_lecmp(s, s2)
+s2 = u'\ud900\udd01'
+test_lecmp(s, s2)
+s2 = u'\uda00\udd01'
+test_lecmp(s, s2)
+s2 = u'\udb00\udd01'
+test_lecmp(s, s2)
+s2 = u'\ud800\ude01'
+test_lecmp(s, s2)
+s2 = u'\ud900\ude01'
+test_lecmp(s, s2)
+s2 = u'\uda00\ude01'
+test_lecmp(s, s2)
+s2 = u'\udb00\ude01'
+test_lecmp(s, s2)
+s2 = u'\ud800\udfff'
+test_lecmp(s, s2)
+s2 = u'\ud900\udfff'
+test_lecmp(s, s2)
+s2 = u'\uda00\udfff'
+test_lecmp(s, s2)
+s2 = u'\udb00\udfff'
+test_lecmp(s, s2)
+test_fixup(u'\ue000')
+test_fixup(u'\uff61')
+# Surrogates on both sides, no fixup required
+self.assert_(u'\ud800\udc02' < u'\ud84d\udc56')
+def test_islower(self):
+string_tests.MixinStrUnicodeUserStringTest.test_islower(self)
+self.checkequalnofix(False, u'\u1FFc', 'islower')
+def test_isupper(self):
+string_tests.MixinStrUnicodeUserStringTest.test_isupper(self)
+if not sys.platform.startswith('java'):
+self.checkequalnofix(False, u'\u1FFc', 'isupper')
+def test_istitle(self):
+string_tests.MixinStrUnicodeUserStringTest.test_title(self)
+self.checkequalnofix(True, u'\u1FFc', 'istitle')
+self.checkequalnofix(True, u'Greek \u1FFcitlecases ...', 'istitle')
+def test_isspace(self):
+string_tests.MixinStrUnicodeUserStringTest.test_isspace(self)
+self.checkequalnofix(True, u'\u2000', 'isspace')
+self.checkequalnofix(True, u'\u200a', 'isspace')
+self.checkequalnofix(False, u'\u2014', 'isspace')
+def test_isalpha(self):
+string_tests.MixinStrUnicodeUserStringTest.test_isalpha(self)
+self.checkequalnofix(True, u'\u1FFc', 'isalpha')
+def test_isdecimal(self):
+self.checkequalnofix(False, u'', 'isdecimal')
+self.checkequalnofix(False, u'a', 'isdecimal')
+self.checkequalnofix(True, u'0', 'isdecimal')
+self.checkequalnofix(False, u'\u2460', 'isdecimal') # CIRCLED DIGIT ONE
+self.checkequalnofix(False, u'\xbc', 'isdecimal') # VULGAR FRACTION ONE QUARTER
+self.checkequalnofix(True, u'\u0660', 'isdecimal') # ARABIC-INDIC DIGIT ZERO
+self.checkequalnofix(True, u'0123456789', 'isdecimal')
+self.checkequalnofix(False, u'0123456789a', 'isdecimal')
+self.checkraises(TypeError, 'abc', 'isdecimal', 42)
+def test_isdigit(self):
+string_tests.MixinStrUnicodeUserStringTest.test_isdigit(self)
+self.checkequalnofix(True, u'\u2460', 'isdigit')
+self.checkequalnofix(False, u'\xbc', 'isdigit')
+self.checkequalnofix(True, u'\u0660', 'isdigit')
+def test_isnumeric(self):
+self.checkequalnofix(False, u'', 'isnumeric')
+self.checkequalnofix(False, u'a', 'isnumeric')
+self.checkequalnofix(True, u'0', 'isnumeric')
+self.checkequalnofix(True, u'\u2460', 'isnumeric')
+self.checkequalnofix(True, u'\xbc', 'isnumeric')
+self.checkequalnofix(True, u'\u0660', 'isnumeric')
+self.checkequalnofix(True, u'0123456789', 'isnumeric')
+self.checkequalnofix(False, u'0123456789a', 'isnumeric')
+self.assertRaises(TypeError, u"abc".isnumeric, 42)
+def test_contains(self):
+# Testing Unicode contains method
+self.assert_('a' in u'abdb')
+self.assert_('a' in u'bdab')
+self.assert_('a' in u'bdaba')
+self.assert_('a' in u'bdba')
+self.assert_('a' in u'bdba')
+self.assert_(u'a' in u'bdba')
+self.assert_(u'a' not in u'bdb')
+self.assert_(u'a' not in 'bdb')
+self.assert_(u'a' in 'bdba')
+self.assert_(u'a' in ('a',1,None))
+self.assert_(u'a' in (1,None,'a'))
+self.assert_(u'a' in (1,None,u'a'))
+self.assert_('a' in ('a',1,None))
+self.assert_('a' in (1,None,'a'))
+self.assert_('a' in (1,None,u'a'))
+self.assert_('a' not in ('x',1,u'y'))
+self.assert_('a' not in ('x',1,None))
+self.assert_(u'abcd' not in u'abcxxxx')
+self.assert_(u'ab' in u'abcd')
+self.assert_('ab' in u'abc')
+self.assert_(u'ab' in 'abc')
+self.assert_(u'ab' in (1,None,u'ab'))
+self.assert_(u'' in u'abc')
+self.assert_('' in u'abc')
+# If the following fails either
+# the contains operator does not propagate UnicodeErrors or
+# someone has changed the default encoding
+self.assertRaises(UnicodeError, 'g\xe2teau'.__contains__, u'\xe2')
+self.assert_(u'' in '')
+self.assert_('' in u'')
+self.assert_(u'' in u'')
+self.assert_(u'' in 'abc')
+self.assert_('' in u'abc')
+self.assert_(u'' in u'abc')
+self.assert_(u'\0' not in 'abc')
+self.assert_('\0' not in u'abc')
+self.assert_(u'\0' not in u'abc')
+self.assert_(u'\0' in '\0abc')
+self.assert_('\0' in u'\0abc')
+self.assert_(u'\0' in u'\0abc')
+self.assert_(u'\0' in 'abc\0')
+self.assert_('\0' in u'abc\0')
+self.assert_(u'\0' in u'abc\0')
+self.assert_(u'a' in '\0abc')
+self.assert_('a' in u'\0abc')
+self.assert_(u'a' in u'\0abc')
+self.assert_(u'asdf' in 'asdf')
+self.assert_('asdf' in u'asdf')
+self.assert_(u'asdf' in u'asdf')
+self.assert_(u'asdf' not in 'asd')
+self.assert_('asdf' not in u'asd')
+self.assert_(u'asdf' not in u'asd')
+self.assert_(u'asdf' not in '')
+self.assert_('asdf' not in u'')
+self.assert_(u'asdf' not in u'')
+self.assertRaises(TypeError, u"abc".__contains__)
+def test_formatting(self):
+string_tests.MixinStrUnicodeUserStringTest.test_formatting(self)
+# Testing Unicode formatting strings...
+self.assertEqual(u"%s, %s" % (u"abc", "abc"), u'abc, abc')
+self.assertEqual(u"%s, %s, %i, %f, %5.2f" % (u"abc", "abc", 1, 2, 3), u'abc, abc, 1, 2.000000,  3.00')
+self.assertEqual(u"%s, %s, %i, %f, %5.2f" % (u"abc", "abc", 1, -2, 3), u'abc, abc, 1, -2.000000,  3.00')
+self.assertEqual(u"%s, %s, %i, %f, %5.2f" % (u"abc", "abc", -1, -2, 3.5), u'abc, abc, -1, -2.000000,  3.50')
+self.assertEqual(u"%s, %s, %i, %f, %5.2f" % (u"abc", "abc", -1, -2, 3.57), u'abc, abc, -1, -2.000000,  3.57')
+self.assertEqual(u"%s, %s, %i, %f, %5.2f" % (u"abc", "abc", -1, -2, 1003.57), u'abc, abc, -1, -2.000000, 1003.57')
+if not sys.platform.startswith('java'):
+self.assertEqual(u"%r, %r" % (u"abc", "abc"), u"u'abc', 'abc'")
+self.assertEqual(u"%(x)s, %(y)s" % {'x':u"abc", 'y':"def"}, u'abc, def')
+self.assertEqual(u"%(x)s, %(\xfc)s" % {'x':u"abc", u'\xfc':"def"}, u'abc, def')
+self.assertEqual(u'%c' % 0x1234, u'\u1234')
+self.assertRaises(OverflowError, u"%c".__mod__, (sys.maxunicode+1,))
+# formatting jobs delegated from the string implementation:
+self.assertEqual('...%(foo)s...' % {'foo':u"abc"}, u'...abc...')
+self.assertEqual('...%(foo)s...' % {'foo':"abc"}, '...abc...')
+self.assertEqual('...%(foo)s...' % {u'foo':"abc"}, '...abc...')
+self.assertEqual('...%(foo)s...' % {u'foo':u"abc"}, u'...abc...')
+self.assertEqual('...%(foo)s...' % {u'foo':u"abc",'def':123},  u'...abc...')
+self.assertEqual('...%(foo)s...' % {u'foo':u"abc",u'def':123}, u'...abc...')
+self.assertEqual('...%s...%s...%s...%s...' % (1,2,3,u"abc"), u'...1...2...3...abc...')
+self.assertEqual('...%%...%%s...%s...%s...%s...%s...' % (1,2,3,u"abc"), u'...%...%s...1...2...3...abc...')
+self.assertEqual('...%s...' % u"abc", u'...abc...')
+self.assertEqual('%*s' % (5,u'abc',), u'  abc')
+self.assertEqual('%*s' % (-5,u'abc',), u'abc  ')
+self.assertEqual('%*.*s' % (5,2,u'abc',), u'   ab')
+self.assertEqual('%*.*s' % (5,3,u'abc',), u'  abc')
+self.assertEqual('%i %*.*s' % (10, 5,3,u'abc',), u'10   abc')
+self.assertEqual('%i%s %*.*s' % (10, 3, 5, 3, u'abc',), u'103   abc')
+self.assertEqual('%c' % u'a', u'a')
+class Wrapper:
+def __str__(self):
+return u'\u1234'
+self.assertEqual('%s' % Wrapper(), u'\u1234')
+@test_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(u'1.0', u'%.1f' % 1.0)
+def test_constructor(self):
+# unicode(obj) tests (this maps to PyObject_Unicode() at C level)
+self.assertEqual(
+unicode(u'unicode remains unicode'),
+u'unicode remains unicode'
+)
+class UnicodeSubclass(unicode):
+pass
+self.assertEqual(
+unicode(UnicodeSubclass('unicode subclass becomes unicode')),
+u'unicode subclass becomes unicode'
+)
+self.assertEqual(
+unicode('strings are converted to unicode'),
+u'strings are converted to unicode'
+)
+class UnicodeCompat:
+def __init__(self, x):
+self.x = x
+def __unicode__(self):
+return self.x
+self.assertEqual(
+unicode(UnicodeCompat('__unicode__ compatible objects are recognized')),
+u'__unicode__ compatible objects are recognized')
+class StringCompat:
+def __init__(self, x):
+self.x = x
+def __str__(self):
+return self.x
+self.assertEqual(
+unicode(StringCompat('__str__ compatible objects are recognized')),
+u'__str__ compatible objects are recognized'
+)
+# unicode(obj) is compatible to str():
+o = StringCompat('unicode(obj) is compatible to str()')
+self.assertEqual(unicode(o), u'unicode(obj) is compatible to str()')
+self.assertEqual(str(o), 'unicode(obj) is compatible to str()')
+# %-formatting and .__unicode__()
+self.assertEqual(u'%s' %
+UnicodeCompat(u"u'%s' % obj uses obj.__unicode__()"),
+u"u'%s' % obj uses obj.__unicode__()")
+self.assertEqual(u'%s' %
+UnicodeCompat(u"u'%s' % obj falls back to obj.__str__()"),
+u"u'%s' % obj falls back to obj.__str__()")
+for obj in (123, 123.45, 123L):
+self.assertEqual(unicode(obj), unicode(str(obj)))
+# unicode(obj, encoding, error) tests (this maps to
+# PyUnicode_FromEncodedObject() at C level)
+if not sys.platform.startswith('java'):
+self.assertRaises(
+TypeError,
+unicode,
+u'decoding unicode is not supported',
+'utf-8',
+'strict'
+)
+self.assertEqual(
+unicode('strings are decoded to unicode', 'utf-8', 'strict'),
+u'strings are decoded to unicode'
+)
+if not sys.platform.startswith('java'):
+self.assertEqual(
+unicode(
+buffer('character buffers are decoded to unicode'),
+'utf-8',
+'strict'
+),
+u'character buffers are decoded to unicode'
+)
+self.assertRaises(TypeError, unicode, 42, 42, 42)
+def test_codecs_utf7(self):
+utfTests = [
+(u'A\u2262\u0391.', 'A+ImIDkQ.'),             # RFC2152 example
+(u'Hi Mom -\u263a-!', 'Hi Mom -+Jjo--!'),     # RFC2152 example
+(u'\u65E5\u672C\u8A9E', '+ZeVnLIqe-'),        # RFC2152 example
+(u'Item 3 is \u00a31.', 'Item 3 is +AKM-1.'), # RFC2152 example
+(u'+', '+-'),
+(u'+-', '+--'),
+(u'+?', '+-?'),
+(u'\?', '+AFw?'),
+(u'+?', '+-?'),
+(ur'\\?', '+AFwAXA?'),
+(ur'\\\?', '+AFwAXABc?'),
+(ur'++--', '+-+---')
+]
+for (x, y) in utfTests:
+self.assertEqual(x.encode('utf-7'), y)
+# surrogates not supported
+self.assertRaises(UnicodeError, unicode, '+3ADYAA-', 'utf-7')
+self.assertEqual(unicode('+3ADYAA-', 'utf-7', 'replace'), u'\ufffd')
+# Issue #2242: crash on some Windows/MSVC versions
+self.assertRaises(UnicodeDecodeError, '+\xc1'.decode, 'utf-7')
+def test_codecs_utf8(self):
+self.assertEqual(u''.encode('utf-8'), '')
+self.assertEqual(u'\u20ac'.encode('utf-8'), '\xe2\x82\xac')
+self.assertEqual(u'\ud800\udc02'.encode('utf-8'), '\xf0\x90\x80\x82')
+self.assertEqual(u'\ud84d\udc56'.encode('utf-8'), '\xf0\xa3\x91\x96')
+self.assertEqual(u'\ud800'.encode('utf-8'), '\xed\xa0\x80')
+self.assertEqual(u'\udc00'.encode('utf-8'), '\xed\xb0\x80')
+self.assertEqual(
+(u'\ud800\udc02'*1000).encode('utf-8'),
+'\xf0\x90\x80\x82'*1000
+)
+self.assertEqual(
+u'\u6b63\u78ba\u306b\u8a00\u3046\u3068\u7ffb\u8a33\u306f'
+u'\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3002\u4e00'
+u'\u90e8\u306f\u30c9\u30a4\u30c4\u8a9e\u3067\u3059\u304c'
+u'\u3001\u3042\u3068\u306f\u3067\u305f\u3089\u3081\u3067'
+u'\u3059\u3002\u5b9f\u969b\u306b\u306f\u300cWenn ist das'
+u' Nunstuck git und'.encode('utf-8'),
+'\xe6\xad\xa3\xe7\xa2\xba\xe3\x81\xab\xe8\xa8\x80\xe3\x81'
+'\x86\xe3\x81\xa8\xe7\xbf\xbb\xe8\xa8\xb3\xe3\x81\xaf\xe3'
+'\x81\x95\xe3\x82\x8c\xe3\x81\xa6\xe3\x81\x84\xe3\x81\xbe'
+'\xe3\x81\x9b\xe3\x82\x93\xe3\x80\x82\xe4\xb8\x80\xe9\x83'
+'\xa8\xe3\x81\xaf\xe3\x83\x89\xe3\x82\xa4\xe3\x83\x84\xe8'
+'\xaa\x9e\xe3\x81\xa7\xe3\x81\x99\xe3\x81\x8c\xe3\x80\x81'
+'\xe3\x81\x82\xe3\x81\xa8\xe3\x81\xaf\xe3\x81\xa7\xe3\x81'
+'\x9f\xe3\x82\x89\xe3\x82\x81\xe3\x81\xa7\xe3\x81\x99\xe3'
+'\x80\x82\xe5\xae\x9f\xe9\x9a\x9b\xe3\x81\xab\xe3\x81\xaf'
+'\xe3\x80\x8cWenn ist das Nunstuck git und'
+)
+# UTF-8 specific decoding tests
+self.assertEqual(unicode('\xf0\xa3\x91\x96', 'utf-8'), u'\U00023456' )
+self.assertEqual(unicode('\xf0\x90\x80\x82', 'utf-8'), u'\U00010002' )
+self.assertEqual(unicode('\xe2\x82\xac', 'utf-8'), u'\u20ac' )
+# Other possible utf-8 test cases:
+# * strict decoding testing for all of the
+#   UTF8_ERROR cases in PyUnicode_DecodeUTF8
+def test_codecs_idna(self):
+# Test whether trailing dot is preserved
+self.assertEqual(u"www.python.org.".encode("idna"), "www.python.org.")
+def test_codecs_errors(self):
+# Error handling (encoding)
+self.assertRaises(UnicodeError, u'Andr\202 x'.encode, 'ascii')
+self.assertRaises(UnicodeError, u'Andr\202 x'.encode, 'ascii','strict')
+self.assertEqual(u'Andr\202 x'.encode('ascii','ignore'), "Andr x")
+self.assertEqual(u'Andr\202 x'.encode('ascii','replace'), "Andr? x")
+# Error handling (decoding)
+self.assertRaises(UnicodeError, unicode, 'Andr\202 x', 'ascii')
+self.assertRaises(UnicodeError, unicode, 'Andr\202 x', 'ascii','strict')
+self.assertEqual(unicode('Andr\202 x','ascii','ignore'), u"Andr x")
+self.assertEqual(unicode('Andr\202 x','ascii','replace'), u'Andr\uFFFD x')
+# Error handling (unknown character names)
+self.assertEqual("\\N{foo}xx".decode("unicode-escape", "ignore"), u"xx")
+# Error handling (truncated escape sequence)
+self.assertRaises(UnicodeError, "\\".decode, "unicode-escape")
+self.assertRaises(TypeError, "hello".decode, "test.unicode1")
+self.assertRaises(TypeError, unicode, "hello", "test.unicode2")
+self.assertRaises(TypeError, u"hello".encode, "test.unicode1")
+self.assertRaises(TypeError, u"hello".encode, "test.unicode2")
+# executes PyUnicode_Encode()
+import imp
+self.assertRaises(
+ImportError,
+imp.find_module,
+"non-existing module",
+[u"non-existing dir"]
+)
+# Error handling (wrong arguments)
+self.assertRaises(TypeError, u"hello".encode, 42, 42, 42)
+# Error handling (PyUnicode_EncodeDecimal())
+self.assertRaises(UnicodeError, int, u"\u0200")
+def test_codecs(self):
+# Encoding
+self.assertEqual(u'hello'.encode('ascii'), 'hello')
+self.assertEqual(u'hello'.encode('utf-7'), 'hello')
+self.assertEqual(u'hello'.encode('utf-8'), 'hello')
+self.assertEqual(u'hello'.encode('utf8'), 'hello')
+self.assertEqual(u'hello'.encode('utf-16-le'), 'h\000e\000l\000l\000o\000')
+self.assertEqual(u'hello'.encode('utf-16-be'), '\000h\000e\000l\000l\000o')
+self.assertEqual(u'hello'.encode('latin-1'), 'hello')
+# Roundtrip safety for BMP (just the first 1024 chars)
+for c in xrange(1024):
+u = unichr(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(unicode(u.encode(encoding),encoding), u)
+# Roundtrip safety for BMP (just the first 256 chars)
+for c in xrange(256):
+u = unichr(c)
+for encoding in ('latin-1',):
+self.assertEqual(unicode(u.encode(encoding),encoding), u)
+# Roundtrip safety for BMP (just the first 128 chars)
+for c in xrange(128):
+u = unichr(c)
+for encoding in ('ascii',):
+self.assertEqual(unicode(u.encode(encoding),encoding), u)
+# Roundtrip safety for non-BMP (just a few chars)
+u = 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(unicode(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 = u''.join(map(unichr, range(0,0xd800)+range(0xe000,0x10000)))
+for encoding in ('utf-8',):
+self.assertEqual(unicode(u.encode(encoding),encoding), u)
+def test_codecs_charmap(self):
+# 0-127
+s = ''.join(map(chr, xrange(128)))
+for encoding in (
+'cp037', 'cp1026',
+'cp437', 'cp500', 'cp737', 'cp775', 'cp850',
+'cp852', 'cp855', '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(unicode(s, encoding).encode(encoding), s)
+# 128-255
+s = ''.join(map(chr, xrange(128, 256)))
+for encoding in (
+'cp037', 'cp1026',
+'cp437', 'cp500', 'cp737', 'cp775', 'cp850',
+'cp852', 'cp855', '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(unicode(s, encoding).encode(encoding), s)
+def test_concatenation(self):
+self.assertEqual((u"abc" u"def"), u"abcdef")
+self.assertEqual(("abc" u"def"), u"abcdef")
+self.assertEqual((u"abc" "def"), u"abcdef")
+self.assertEqual((u"abc" u"def" "ghi"), u"abcdefghi")
+self.assertEqual(("abc" "def" u"ghi"), u"abcdefghi")
+def test_printing(self):
+class BitBucket:
+def write(self, text):
+pass
+out = BitBucket()
+print >>out, u'abc'
+print >>out, u'abc', u'def'
+print >>out, u'abc', 'def'
+print >>out, 'abc', u'def'
+print >>out, u'abc\n'
+print >>out, u'abc\n',
+print >>out, u'abc\n',
+print >>out, u'def\n'
+print >>out, u'def\n'
+def test_ucs4(self):
+x = u'\U00100000'
+y = x.encode("raw-unicode-escape").decode("raw-unicode-escape")
+self.assertEqual(x, y)
+y = r'\U00100000'
+x = y.decode("raw-unicode-escape").encode("raw-unicode-escape")
+self.assertEqual(x, y)
+y = r'\U00010000'
+x = y.decode("raw-unicode-escape").encode("raw-unicode-escape")
+self.assertEqual(x, y)
+try:
+'\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 __unicode__(self):
+return u"foo"
+class Foo2(object):
+def __unicode__(self):
+return u"foo"
+class Foo3(object):
+def __unicode__(self):
+return "foo"
+class Foo4(str):
+def __unicode__(self):
+return "foo"
+class Foo5(unicode):
+def __unicode__(self):
+return "foo"
+class Foo6(str):
+def __str__(self):
+return "foos"
+def __unicode__(self):
+return u"foou"
+class Foo7(unicode):
+def __str__(self):
+return "foos"
+def __unicode__(self):
+return u"foou"
+class Foo8(unicode):
+def __new__(cls, content=""):
+return unicode.__new__(cls, 2*content)
+def __unicode__(self):
+return self
+class Foo9(unicode):
+def __str__(self):
+return "string"
+def __unicode__(self):
+return "not unicode"
+self.assertEqual(unicode(Foo0()), u"foo")
+self.assertEqual(unicode(Foo1()), u"foo")
+self.assertEqual(unicode(Foo2()), u"foo")
+self.assertEqual(unicode(Foo3()), u"foo")
+self.assertEqual(unicode(Foo4("bar")), u"foo")
+self.assertEqual(unicode(Foo5("bar")), u"foo")
+self.assertEqual(unicode(Foo6("bar")), u"foou")
+self.assertEqual(unicode(Foo7("bar")), u"foou")
+self.assertEqual(unicode(Foo8("foo")), u"foofoo")
+self.assertEqual(str(Foo9("foo")), "string")
+self.assertEqual(unicode(Foo9("foo")), u"not unicode")
+def test_unicode_repr(self):
+class s1:
+def __repr__(self):
+return '\\n'
+class s2:
+def __repr__(self):
+return u'\\n'
+self.assertEqual(repr(s1()), '\\n')
+self.assertEqual(repr(s2()), '\\n')
+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.maxint > (1 << 32) or struct.calcsize('P') != 4:
+return
+self.assertRaises(OverflowError, u't\tt\t'.expandtabs, sys.maxint)
+def test__format__(self):
+def test(value, format, expected):
+# test both with and without the trailing 's'
+self.assertEqual(value.__format__(format), expected)
+self.assertEqual(value.__format__(format + u's'), expected)
+test(u'', u'', u'')
+test(u'abc', u'', u'abc')
+test(u'abc', u'.3', u'abc')
+test(u'ab', u'.3', u'ab')
+test(u'abcdef', u'.3', u'abc')
+test(u'abcdef', u'.0', u'')
+test(u'abc', u'3.3', u'abc')
+test(u'abc', u'2.3', u'abc')
+test(u'abc', u'2.2', u'ab')
+test(u'abc', u'3.2', u'ab ')
+test(u'result', u'x<0', u'result')
+test(u'result', u'x<5', u'result')
+test(u'result', u'x<6', u'result')
+test(u'result', u'x<7', u'resultx')
+test(u'result', u'x<8', u'resultxx')
+test(u'result', u' <7', u'result ')
+test(u'result', u'<7', u'result ')
+test(u'result', u'>7', u' result')
+test(u'result', u'>8', u'  result')
+test(u'result', u'^8', u' result ')
+test(u'result', u'^9', u' result  ')
+test(u'result', u'^10', u'  result  ')
+test(u'a', u'10000', u'a' + u' ' * 9999)
+test(u'', u'10000', u' ' * 10000)
+test(u'', u'10000000', u' ' * 10000000)
+# test mixing unicode and str
+self.assertEqual(u'abc'.__format__('s'), u'abc')
+self.assertEqual(u'abc'.__format__('->10s'), u'-------abc')
+def test_format(self):
+self.assertEqual(u''.format(), u'')
+self.assertEqual(u'a'.format(), u'a')
+self.assertEqual(u'ab'.format(), u'ab')
+self.assertEqual(u'a{{'.format(), u'a{')
+self.assertEqual(u'a}}'.format(), u'a}')
+self.assertEqual(u'{{b'.format(), u'{b')
+self.assertEqual(u'}}b'.format(), u'}b')
+self.assertEqual(u'a{{b'.format(), u'a{b')
+# examples from the PEP:
+import datetime
+self.assertEqual(u"My name is {0}".format(u'Fred'), u"My name is Fred")
+self.assertEqual(u"My name is {0[name]}".format(dict(name=u'Fred')),
+u"My name is Fred")
+self.assertEqual(u"My name is {0} :-{{}}".format(u'Fred'),
+u"My name is Fred :-{}")
+# datetime.__format__ doesn't work with unicode
+#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 u'E(' + self.x + u')'
+# class with __repr__, but no __format__ or __str__
+class F:
+def __init__(self, x):
+self.x = x
+def __repr__(self):
+return u'F(' + self.x + u')'
+# 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 u"string is " + self.x
+def __format__(self, format_spec):
+if format_spec == 'd':
+return u'G(' + self.x + u')'
+return object.__format__(self, format_spec)
+# class that returns a bad type from __format__
+class H:
+def __format__(self, format_spec):
+return 1.0
+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(u''.format(), u'')
+self.assertEqual(u'abc'.format(), u'abc')
+self.assertEqual(u'{0}'.format(u'abc'), u'abc')
+self.assertEqual(u'{0:}'.format(u'abc'), u'abc')
+self.assertEqual(u'X{0}'.format(u'abc'), u'Xabc')
+self.assertEqual(u'{0}X'.format(u'abc'), u'abcX')
+self.assertEqual(u'X{0}Y'.format(u'abc'), u'XabcY')
+self.assertEqual(u'{1}'.format(1, u'abc'), u'abc')
+self.assertEqual(u'X{1}'.format(1, u'abc'), u'Xabc')
+self.assertEqual(u'{1}X'.format(1, u'abc'), u'abcX')
+self.assertEqual(u'X{1}Y'.format(1, u'abc'), u'XabcY')
+self.assertEqual(u'{0}'.format(-15), u'-15')
+self.assertEqual(u'{0}{1}'.format(-15, u'abc'), u'-15abc')
+self.assertEqual(u'{0}X{1}'.format(-15, u'abc'), u'-15Xabc')
+self.assertEqual(u'{{'.format(), u'{')
+self.assertEqual(u'}}'.format(), u'}')
+self.assertEqual(u'{{}}'.format(), u'{}')
+self.assertEqual(u'{{x}}'.format(), u'{x}')
+self.assertEqual(u'{{{0}}}'.format(123), u'{123}')
+self.assertEqual(u'{{{{0}}}}'.format(), u'{{0}}')
+self.assertEqual(u'}}{{'.format(), u'}{')
+self.assertEqual(u'}}x{{'.format(), u'}x{')
+# weird field names
+self.assertEqual(u"{0[foo-bar]}".format({u'foo-bar':u'baz'}), u'baz')
+self.assertEqual(u"{0[foo bar]}".format({u'foo bar':u'baz'}), u'baz')
+self.assertEqual(u"{0[ ]}".format({u' ':3}), u'3')
+self.assertEqual(u'{foo._x}'.format(foo=C(20)), u'20')
+self.assertEqual(u'{1}{0}'.format(D(10), D(20)), u'2010')
+self.assertEqual(u'{0._x.x}'.format(C(D(u'abc'))), u'abc')
+self.assertEqual(u'{0[0]}'.format([u'abc', u'def']), u'abc')
+self.assertEqual(u'{0[1]}'.format([u'abc', u'def']), u'def')
+self.assertEqual(u'{0[1][0]}'.format([u'abc', [u'def']]), u'def')
+self.assertEqual(u'{0[1][0].x}'.format(['abc', [D(u'def')]]), u'def')
+# strings
+self.assertEqual(u'{0:.3s}'.format(u'abc'), u'abc')
+self.assertEqual(u'{0:.3s}'.format(u'ab'), u'ab')
+self.assertEqual(u'{0:.3s}'.format(u'abcdef'), u'abc')
+self.assertEqual(u'{0:.0s}'.format(u'abcdef'), u'')
+self.assertEqual(u'{0:3.3s}'.format(u'abc'), u'abc')
+self.assertEqual(u'{0:2.3s}'.format(u'abc'), u'abc')
+self.assertEqual(u'{0:2.2s}'.format(u'abc'), u'ab')
+self.assertEqual(u'{0:3.2s}'.format(u'abc'), u'ab ')
+self.assertEqual(u'{0:x<0s}'.format(u'result'), u'result')
+self.assertEqual(u'{0:x<5s}'.format(u'result'), u'result')
+self.assertEqual(u'{0:x<6s}'.format(u'result'), u'result')
+self.assertEqual(u'{0:x<7s}'.format(u'result'), u'resultx')
+self.assertEqual(u'{0:x<8s}'.format(u'result'), u'resultxx')
+self.assertEqual(u'{0: <7s}'.format(u'result'), u'result ')
+self.assertEqual(u'{0:<7s}'.format(u'result'), u'result ')
+self.assertEqual(u'{0:>7s}'.format(u'result'), u' result')
+self.assertEqual(u'{0:>8s}'.format(u'result'), u'  result')
+self.assertEqual(u'{0:^8s}'.format(u'result'), u' result ')
+self.assertEqual(u'{0:^9s}'.format(u'result'), u' result  ')
+self.assertEqual(u'{0:^10s}'.format(u'result'), u'  result  ')
+self.assertEqual(u'{0:10000}'.format(u'a'), u'a' + u' ' * 9999)
+self.assertEqual(u'{0:10000}'.format(u''), u' ' * 10000)
+self.assertEqual(u'{0:10000000}'.format(u''), u' ' * 10000000)
+# format specifiers for user defined type
+self.assertEqual(u'{0:abc}'.format(C()), u'abc')
+# !r and !s coersions
+self.assertEqual(u'{0!s}'.format(u'Hello'), u'Hello')
+self.assertEqual(u'{0!s:}'.format(u'Hello'), u'Hello')
+self.assertEqual(u'{0!s:15}'.format(u'Hello'), u'Hello          ')
+self.assertEqual(u'{0!s:15s}'.format(u'Hello'), u'Hello          ')
+self.assertEqual(u'{0!r}'.format(u'Hello'), u"u'Hello'")
+self.assertEqual(u'{0!r:}'.format(u'Hello'), u"u'Hello'")
+self.assertEqual(u'{0!r}'.format(F(u'Hello')), u'F(Hello)')
+# test fallback to object.__format__
+self.assertEqual(u'{0}'.format({}), u'{}')
+self.assertEqual(u'{0}'.format([]), u'[]')
+self.assertEqual(u'{0}'.format([1]), u'[1]')
+self.assertEqual(u'{0}'.format(E(u'data')), u'E(data)')
+self.assertEqual(u'{0:^10}'.format(E(u'data')), u' E(data)  ')
+self.assertEqual(u'{0:^10s}'.format(E(u'data')), u' E(data)  ')
+self.assertEqual(u'{0:d}'.format(G(u'data')), u'G(data)')
+self.assertEqual(u'{0:>15s}'.format(G(u'data')), u' string is data')
+self.assertEqual(u'{0!s}'.format(G(u'data')), u'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, "{".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(ValueError, "{:}".format)
+self.assertRaises(ValueError, "{:s}".format)
+self.assertRaises(ValueError, "{}".format)
+# 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, '')
+# test combining string and unicode
+self.assertEqual(u"foo{0}".format('bar'), u'foobar')
+# This will try to convert the argument from unicode to str, which
+#  will succeed
+self.assertEqual("foo{0}".format(u'bar'), 'foobar')
+# This will try to convert the argument from unicode to str, which
+#  will fail
+self.assertRaises(UnicodeEncodeError, "foo{0}".format, u'\u1000bar')
+def test_raiseMemError(self):
+# Ensure that the freelist contains a consistent object, even
+# when a string allocation fails with a MemoryError.
+# This used to crash the interpreter,
+# or leak references when the number was smaller.
+charwidth = 4 if sys.maxunicode >= 0x10000 else 2
+# Note: sys.maxsize is half of the actual max allocation because of
+# the signedness of Py_ssize_t.
+alloc = lambda: u"a" * (sys.maxsize // charwidth * 2)
+self.assertRaises(MemoryError, alloc)
+self.assertRaises(MemoryError, alloc)
+def test_main():
+test_support.run_unittest(__name__)
+if __name__ == "__main__":
+test_main()