| """ Test script for the Unicode implementation. |
| |
| Written by Marc-Andre Lemburg (mal@lemburg.com). |
| |
| (c) Copyright CNRI, All Rights Reserved. NO WARRANTY. |
| |
| """#" |
| import codecs |
| import struct |
| import sys |
| import unittest |
| import warnings |
| from test import support, string_tests |
| import _string |
| |
| # 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 = str |
| |
| def checkequalnofix(self, result, object, methodname, *args): |
| method = getattr(object, methodname) |
| realresult = method(*args) |
| self.assertEqual(realresult, result) |
| self.assertTrue(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(str): |
| def __repr__(self): |
| return 'usub(%r)' % str.__repr__(self) |
| object = usub(object) |
| method = getattr(object, methodname) |
| realresult = method(*args) |
| self.assertEqual(realresult, result) |
| self.assertTrue(object is not realresult) |
| |
| def test_literals(self): |
| self.assertEqual('\xff', '\u00ff') |
| self.assertEqual('\uffff', '\U0000ffff') |
| self.assertRaises(SyntaxError, eval, '\'\\Ufffffffe\'') |
| self.assertRaises(SyntaxError, eval, '\'\\Uffffffff\'') |
| self.assertRaises(SyntaxError, eval, '\'\\U%08x\'' % 0x110000) |
| # raw strings should not have unicode escapes |
| self.assertNotEqual(r"\u0020", " ") |
| |
| def test_ascii(self): |
| if not sys.platform.startswith('java'): |
| # Test basic sanity of repr() |
| self.assertEqual(ascii('abc'), "'abc'") |
| self.assertEqual(ascii('ab\\c'), "'ab\\\\c'") |
| self.assertEqual(ascii('ab\\'), "'ab\\\\'") |
| self.assertEqual(ascii('\\c'), "'\\\\c'") |
| self.assertEqual(ascii('\\'), "'\\\\'") |
| self.assertEqual(ascii('\n'), "'\\n'") |
| self.assertEqual(ascii('\r'), "'\\r'") |
| self.assertEqual(ascii('\t'), "'\\t'") |
| self.assertEqual(ascii('\b'), "'\\x08'") |
| self.assertEqual(ascii("'\""), """'\\'"'""") |
| self.assertEqual(ascii("'\""), """'\\'"'""") |
| self.assertEqual(ascii("'"), '''"'"''') |
| self.assertEqual(ascii('"'), """'"'""") |
| latin1repr = ( |
| "'\\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 = ascii(''.join(map(chr, range(256)))) |
| self.assertEqual(testrepr, latin1repr) |
| # Test ascii works on wide unicode escapes without overflow. |
| self.assertEqual(ascii("\U00010000" * 39 + "\uffff" * 4096), |
| ascii("\U00010000" * 39 + "\uffff" * 4096)) |
| |
| class WrongRepr: |
| def __repr__(self): |
| return b'byte-repr' |
| self.assertRaises(TypeError, ascii, WrongRepr()) |
| |
| def test_repr(self): |
| if not sys.platform.startswith('java'): |
| # Test basic sanity of repr() |
| self.assertEqual(repr('abc'), "'abc'") |
| self.assertEqual(repr('ab\\c'), "'ab\\\\c'") |
| self.assertEqual(repr('ab\\'), "'ab\\\\'") |
| self.assertEqual(repr('\\c'), "'\\\\c'") |
| self.assertEqual(repr('\\'), "'\\\\'") |
| self.assertEqual(repr('\n'), "'\\n'") |
| self.assertEqual(repr('\r'), "'\\r'") |
| self.assertEqual(repr('\t'), "'\\t'") |
| self.assertEqual(repr('\b'), "'\\x08'") |
| self.assertEqual(repr("'\""), """'\\'"'""") |
| self.assertEqual(repr("'\""), """'\\'"'""") |
| self.assertEqual(repr("'"), '''"'"''') |
| self.assertEqual(repr('"'), """'"'""") |
| latin1repr = ( |
| "'\\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(''.join(map(chr, range(256)))) |
| self.assertEqual(testrepr, latin1repr) |
| # Test repr works on wide unicode escapes without overflow. |
| self.assertEqual(repr("\U00010000" * 39 + "\uffff" * 4096), |
| repr("\U00010000" * 39 + "\uffff" * 4096)) |
| |
| class WrongRepr: |
| def __repr__(self): |
| return b'byte-repr' |
| self.assertRaises(TypeError, repr, WrongRepr()) |
| |
| def test_iterators(self): |
| # Make sure unicode objects have an __iter__ method |
| it = "\u1111\u2222\u3333".__iter__() |
| self.assertEqual(next(it), "\u1111") |
| self.assertEqual(next(it), "\u2222") |
| self.assertEqual(next(it), "\u3333") |
| self.assertRaises(StopIteration, next, it) |
| |
| def test_count(self): |
| string_tests.CommonTest.test_count(self) |
| # check mixed argument types |
| self.checkequalnofix(3, 'aaa', 'count', 'a') |
| self.checkequalnofix(0, 'aaa', 'count', 'b') |
| self.checkequalnofix(3, 'aaa', 'count', 'a') |
| self.checkequalnofix(0, 'aaa', 'count', 'b') |
| self.checkequalnofix(0, 'aaa', 'count', 'b') |
| self.checkequalnofix(1, 'aaa', 'count', 'a', -1) |
| self.checkequalnofix(3, 'aaa', 'count', 'a', -10) |
| self.checkequalnofix(2, 'aaa', 'count', 'a', 0, -1) |
| self.checkequalnofix(0, 'aaa', 'count', 'a', 0, -10) |
| |
| def test_find(self): |
| self.checkequalnofix(0, 'abcdefghiabc', 'find', 'abc') |
| self.checkequalnofix(9, 'abcdefghiabc', 'find', 'abc', 1) |
| self.checkequalnofix(-1, 'abcdefghiabc', 'find', 'def', 4) |
| |
| self.assertRaises(TypeError, 'hello'.find) |
| self.assertRaises(TypeError, 'hello'.find, 42) |
| |
| def test_rfind(self): |
| string_tests.CommonTest.test_rfind(self) |
| # check mixed argument types |
| self.checkequalnofix(9, 'abcdefghiabc', 'rfind', 'abc') |
| self.checkequalnofix(12, 'abcdefghiabc', 'rfind', '') |
| self.checkequalnofix(12, 'abcdefghiabc', 'rfind', '') |
| |
| def test_index(self): |
| string_tests.CommonTest.test_index(self) |
| self.checkequalnofix(0, 'abcdefghiabc', 'index', '') |
| self.checkequalnofix(3, 'abcdefghiabc', 'index', 'def') |
| self.checkequalnofix(0, 'abcdefghiabc', 'index', 'abc') |
| self.checkequalnofix(9, 'abcdefghiabc', 'index', 'abc', 1) |
| self.assertRaises(ValueError, 'abcdefghiabc'.index, 'hib') |
| self.assertRaises(ValueError, 'abcdefghiab'.index, 'abc', 1) |
| self.assertRaises(ValueError, 'abcdefghi'.index, 'ghi', 8) |
| self.assertRaises(ValueError, 'abcdefghi'.index, 'ghi', -1) |
| |
| def test_rindex(self): |
| string_tests.CommonTest.test_rindex(self) |
| self.checkequalnofix(12, 'abcdefghiabc', 'rindex', '') |
| self.checkequalnofix(3, 'abcdefghiabc', 'rindex', 'def') |
| self.checkequalnofix(9, 'abcdefghiabc', 'rindex', 'abc') |
| self.checkequalnofix(0, 'abcdefghiabc', 'rindex', 'abc', 0, -1) |
| |
| self.assertRaises(ValueError, 'abcdefghiabc'.rindex, 'hib') |
| self.assertRaises(ValueError, 'defghiabc'.rindex, 'def', 1) |
| self.assertRaises(ValueError, 'defghiabc'.rindex, 'abc', 0, -1) |
| self.assertRaises(ValueError, 'abcdefghi'.rindex, 'ghi', 0, 8) |
| self.assertRaises(ValueError, 'abcdefghi'.rindex, 'ghi', 0, -1) |
| |
| def test_maketrans_translate(self): |
| # these work with plain translate() |
| self.checkequalnofix('bbbc', 'abababc', 'translate', |
| {ord('a'): None}) |
| self.checkequalnofix('iiic', 'abababc', 'translate', |
| {ord('a'): None, ord('b'): ord('i')}) |
| self.checkequalnofix('iiix', 'abababc', 'translate', |
| {ord('a'): None, ord('b'): ord('i'), ord('c'): 'x'}) |
| self.checkequalnofix('c', 'abababc', 'translate', |
| {ord('a'): None, ord('b'): ''}) |
| self.checkequalnofix('xyyx', 'xzx', 'translate', |
| {ord('z'): 'yy'}) |
| # this needs maketrans() |
| self.checkequalnofix('abababc', 'abababc', 'translate', |
| {'b': '<i>'}) |
| tbl = self.type2test.maketrans({'a': None, 'b': '<i>'}) |
| self.checkequalnofix('<i><i><i>c', 'abababc', 'translate', tbl) |
| # test alternative way of calling maketrans() |
| tbl = self.type2test.maketrans('abc', 'xyz', 'd') |
| self.checkequalnofix('xyzzy', 'abdcdcbdddd', 'translate', tbl) |
| |
| self.assertRaises(TypeError, self.type2test.maketrans) |
| self.assertRaises(ValueError, self.type2test.maketrans, 'abc', 'defg') |
| self.assertRaises(TypeError, self.type2test.maketrans, 2, 'def') |
| self.assertRaises(TypeError, self.type2test.maketrans, 'abc', 2) |
| self.assertRaises(TypeError, self.type2test.maketrans, 'abc', 'def', 2) |
| self.assertRaises(ValueError, self.type2test.maketrans, {'xy': 2}) |
| self.assertRaises(TypeError, self.type2test.maketrans, {(1,): 2}) |
| |
| self.assertRaises(TypeError, 'hello'.translate) |
| self.assertRaises(TypeError, 'abababc'.translate, 'abc', 'xyz') |
| |
| def test_split(self): |
| string_tests.CommonTest.test_split(self) |
| |
| # Mixed arguments |
| self.checkequalnofix(['a', 'b', 'c', 'd'], 'a//b//c//d', 'split', '//') |
| self.checkequalnofix(['a', 'b', 'c', 'd'], 'a//b//c//d', 'split', '//') |
| self.checkequalnofix(['endcase ', ''], 'endcase test', 'split', 'test') |
| |
| def test_join(self): |
| string_tests.MixinStrUnicodeUserStringTest.test_join(self) |
| |
| class MyWrapper: |
| def __init__(self, sval): self.sval = sval |
| def __str__(self): return self.sval |
| |
| # mixed arguments |
| self.checkequalnofix('a b c d', ' ', 'join', ['a', 'b', 'c', 'd']) |
| self.checkequalnofix('abcd', '', 'join', ('a', 'b', 'c', 'd')) |
| self.checkequalnofix('w x y z', ' ', 'join', string_tests.Sequence('wxyz')) |
| self.checkequalnofix('a b c d', ' ', 'join', ['a', 'b', 'c', 'd']) |
| self.checkequalnofix('a b c d', ' ', 'join', ['a', 'b', 'c', 'd']) |
| self.checkequalnofix('abcd', '', 'join', ('a', 'b', 'c', 'd')) |
| self.checkequalnofix('w x y z', ' ', 'join', string_tests.Sequence('wxyz')) |
| self.checkraises(TypeError, ' ', 'join', ['1', '2', MyWrapper('foo')]) |
| self.checkraises(TypeError, ' ', 'join', ['1', '2', '3', bytes()]) |
| self.checkraises(TypeError, ' ', 'join', [1, 2, 3]) |
| self.checkraises(TypeError, ' ', 'join', ['1', '2', 3]) |
| |
| def test_replace(self): |
| string_tests.CommonTest.test_replace(self) |
| |
| # method call forwarded from str implementation because of unicode argument |
| self.checkequalnofix('one@two!three!', 'one!two!three!', 'replace', '!', '@', 1) |
| self.assertRaises(TypeError, 'replace'.replace, "r", 42) |
| |
| def test_bytes_comparison(self): |
| with support.check_warnings(): |
| warnings.simplefilter('ignore', BytesWarning) |
| self.assertEqual('abc' == b'abc', False) |
| self.assertEqual('abc' != b'abc', True) |
| self.assertEqual('abc' == bytearray(b'abc'), False) |
| self.assertEqual('abc' != bytearray(b'abc'), True) |
| |
| def test_comparison(self): |
| # Comparisons: |
| self.assertEqual('abc', 'abc') |
| self.assertTrue('abcd' > 'abc') |
| self.assertTrue('abc' < '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.assertTrue('\u0061' < '\u20ac') |
| # Non surrogate below surrogate value, no fixup required |
| self.assertTrue('\u0061' < '\ud800\udc02') |
| |
| # Non surrogate above surrogate value, fixup required |
| def test_lecmp(s, s2): |
| self.assertTrue(s < s2) |
| |
| def test_fixup(s): |
| s2 = '\ud800\udc01' |
| test_lecmp(s, s2) |
| s2 = '\ud900\udc01' |
| test_lecmp(s, s2) |
| s2 = '\uda00\udc01' |
| test_lecmp(s, s2) |
| s2 = '\udb00\udc01' |
| test_lecmp(s, s2) |
| s2 = '\ud800\udd01' |
| test_lecmp(s, s2) |
| s2 = '\ud900\udd01' |
| test_lecmp(s, s2) |
| s2 = '\uda00\udd01' |
| test_lecmp(s, s2) |
| s2 = '\udb00\udd01' |
| test_lecmp(s, s2) |
| s2 = '\ud800\ude01' |
| test_lecmp(s, s2) |
| s2 = '\ud900\ude01' |
| test_lecmp(s, s2) |
| s2 = '\uda00\ude01' |
| test_lecmp(s, s2) |
| s2 = '\udb00\ude01' |
| 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') |
| |
| def test_isupper(self): |
| string_tests.MixinStrUnicodeUserStringTest.test_isupper(self) |
| if not sys.platform.startswith('java'): |
| self.checkequalnofix(False, '\u1FFc', 'isupper') |
| |
| def test_istitle(self): |
| string_tests.MixinStrUnicodeUserStringTest.test_title(self) |
| self.checkequalnofix(True, '\u1FFc', 'istitle') |
| self.checkequalnofix(True, 'Greek \u1FFcitlecases ...', 'istitle') |
| |
| 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') |
| |
| def test_isalpha(self): |
| string_tests.MixinStrUnicodeUserStringTest.test_isalpha(self) |
| self.checkequalnofix(True, '\u1FFc', '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) |
| |
| 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') |
| |
| 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) |
| |
| 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.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()) |
| |
| 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) |
| |
| 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)) |
| |
| # 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 |
| |
| self.assertEqual( |
| str(UnicodeSubclass('unicode subclass becomes unicode')), |
| 'unicode subclass becomes unicode' |
| ) |
| |
| 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') |
| if sys.maxunicode == 65535: |
| self.assertEqual('\ud800\udc02'.encode('utf-8'), b'\xf0\x90\x80\x82') |
| self.assertEqual('\ud84d\udc56'.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') |
| if sys.maxunicode == 65535: |
| self.assertEqual( |
| ('\ud800\udc02'*1000).encode('utf-8'), |
| b'\xf0\x90\x80\x82'*1000) |
| 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) |
| |
| 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: "a" * (sys.maxsize // charwidth * 2) |
| 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) |
| if sys.maxunicode == 65535: |
| name = "PyUnicodeUCS2_FromFormat" |
| else: |
| name = "PyUnicodeUCS4_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') |
| |
| |
| 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() |