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Þ'¯°ÌME[YéïĵÂCå½ Ué©Áû'Ê9%eÔðNU”ë‘ÌsD3/®+UI˜9h.WC”빓$#:pz:YÓ ¿xž* ³$Í +$kñAŠ‹†¢ Uê>¸)_š¬÷©ßAÂÔb9ÇU ¯¾á•9¯ÏÏ÷O÷¼¼Fähal1‰3Ì[Ïr•´UCksNÐ] R‘¸¥H+§Šé†c©vÖÞ0iÓ76s†î!§=ß ¼~Ô'°Ãmäoäš³ªøi1úÉ)³yV8 CLÄØÁ‘WYïi€H6ÖÑiámø^ÈY´°Ñ7¥Û*—Ñ©L«Qƒï—Ùrÿ ›£Ð*š¸ˆL©ˆ$ˆ ÷¾D§9È®«qbqC)–ˆïv´çñsÑVT­Ø, <àïºÀO«Jý·õ àfPìð .wFšir´þ’2_Y *Æ€x\« ì€9š@ Ž|F⇥ˆkZ@hÖÄ0t¿-<“‹qµ¾*ZL¤Ú)&BJpÓF5=$„at*Zš$’ÑtdûÝRI1 2މ$€$I$#‰SÞ’Hë¬ï;Á$¡t$’`<(ñÇt)$‡Ð.Êf¢X’Kt=Éé$‚ˆªè¢oÝëòI%Rgcª÷ŠyI%¡‰ÿ !ñ)´õ $¤ Ô’IIGÿÙ""" Test the implementation of the PEP 540: the UTF-8 Mode. """ import locale import sys import textwrap import unittest from test import support from test.support.script_helper import assert_python_ok, assert_python_failure MS_WINDOWS = (sys.platform == 'win32') POSIX_LOCALES = ('C', 'POSIX') VXWORKS = (sys.platform == "vxworks") class UTF8ModeTests(unittest.TestCase): DEFAULT_ENV = { 'PYTHONUTF8': '', 'PYTHONLEGACYWINDOWSFSENCODING': '', 'PYTHONCOERCECLOCALE': '0', } def posix_locale(self): loc = locale.setlocale(locale.LC_CTYPE, None) return (loc in POSIX_LOCALES) def get_output(self, *args, failure=False, **kw): kw = dict(self.DEFAULT_ENV, **kw) if failure: out = assert_python_failure(*args, **kw) out = out[2] else: out = assert_python_ok(*args, **kw) out = out[1] return out.decode().rstrip("\n\r") @unittest.skipIf(MS_WINDOWS, 'Windows has no POSIX locale') def test_posix_locale(self): code = 'import sys; print(sys.flags.utf8_mode)' for loc in POSIX_LOCALES: with self.subTest(LC_ALL=loc): out = self.get_output('-c', code, LC_ALL=loc) self.assertEqual(out, '1') def test_xoption(self): code = 'import sys; print(sys.flags.utf8_mode)' out = self.get_output('-X', 'utf8', '-c', code) self.assertEqual(out, '1') # undocumented but accepted syntax: -X utf8=1 out = self.get_output('-X', 'utf8=1', '-c', code) self.assertEqual(out, '1') out = self.get_output('-X', 'utf8=0', '-c', code) self.assertEqual(out, '0') if MS_WINDOWS: # PYTHONLEGACYWINDOWSFSENCODING disables the UTF-8 Mode # and has the priority over -X utf8 out = self.get_output('-X', 'utf8', '-c', code, PYTHONLEGACYWINDOWSFSENCODING='1') self.assertEqual(out, '0') def test_env_var(self): code = 'import sys; print(sys.flags.utf8_mode)' out = self.get_output('-c', code, PYTHONUTF8='1') self.assertEqual(out, '1') out = self.get_output('-c', code, PYTHONUTF8='0') self.assertEqual(out, '0') # -X utf8 has the priority over PYTHONUTF8 out = self.get_output('-X', 'utf8=0', '-c', code, PYTHONUTF8='1') self.assertEqual(out, '0') if MS_WINDOWS: # PYTHONLEGACYWINDOWSFSENCODING disables the UTF-8 mode # and has the priority over PYTHONUTF8 out = self.get_output('-X', 'utf8', '-c', code, PYTHONUTF8='1', PYTHONLEGACYWINDOWSFSENCODING='1') self.assertEqual(out, '0') # Cannot test with the POSIX locale, since the POSIX locale enables # the UTF-8 mode if not self.posix_locale(): # PYTHONUTF8 should be ignored if -E is used out = self.get_output('-E', '-c', code, PYTHONUTF8='1') self.assertEqual(out, '0') # invalid mode out = self.get_output('-c', code, PYTHONUTF8='xxx', failure=True) self.assertIn('invalid PYTHONUTF8 environment variable value', out.rstrip()) def test_filesystemencoding(self): code = textwrap.dedent(''' import sys print("{}/{}".format(sys.getfilesystemencoding(), sys.getfilesystemencodeerrors())) ''') if MS_WINDOWS: expected = 'utf-8/surrogatepass' else: expected = 'utf-8/surrogateescape' out = self.get_output('-X', 'utf8', '-c', code) self.assertEqual(out, expected) if MS_WINDOWS: # PYTHONLEGACYWINDOWSFSENCODING disables the UTF-8 mode # and has the priority over -X utf8 and PYTHONUTF8 out = self.get_output('-X', 'utf8', '-c', code, PYTHONUTF8='strict', PYTHONLEGACYWINDOWSFSENCODING='1') self.assertEqual(out, 'mbcs/replace') def test_stdio(self): code = textwrap.dedent(''' import sys print(f"stdin: {sys.stdin.encoding}/{sys.stdin.errors}") print(f"stdout: {sys.stdout.encoding}/{sys.stdout.errors}") print(f"stderr: {sys.stderr.encoding}/{sys.stderr.errors}") ''') out = self.get_output('-X', 'utf8', '-c', code, PYTHONIOENCODING='') self.assertEqual(out.splitlines(), ['stdin: utf-8/surrogateescape', 'stdout: utf-8/surrogateescape', 'stderr: utf-8/backslashreplace']) # PYTHONIOENCODING has the priority over PYTHONUTF8 out = self.get_output('-X', 'utf8', '-c', code, PYTHONIOENCODING="latin1") self.assertEqual(out.splitlines(), ['stdin: iso8859-1/strict', 'stdout: iso8859-1/strict', 'stderr: iso8859-1/backslashreplace']) out = self.get_output('-X', 'utf8', '-c', code, PYTHONIOENCODING=":namereplace") self.assertEqual(out.splitlines(), ['stdin: utf-8/namereplace', 'stdout: utf-8/namereplace', 'stderr: utf-8/backslashreplace']) def test_io(self): code = textwrap.dedent(''' import sys filename = sys.argv[1] with open(filename) as fp: print(f"{fp.encoding}/{fp.errors}") ''') filename = __file__ out = self.get_output('-c', code, filename, PYTHONUTF8='1') self.assertEqual(out, 'UTF-8/strict') def _check_io_encoding(self, module, encoding=None, errors=None): filename = __file__ # Encoding explicitly set args = [] if encoding: args.append(f'encoding={encoding!r}') if errors: args.append(f'errors={errors!r}') code = textwrap.dedent(''' import sys from %s import open filename = sys.argv[1] with open(filename, %s) as fp: print(f"{fp.encoding}/{fp.errors}") ''') % (module, ', '.join(args)) out = self.get_output('-c', code, filename, PYTHONUTF8='1') if not encoding: encoding = 'UTF-8' if not errors: errors = 'strict' self.assertEqual(out, f'{encoding}/{errors}') def check_io_encoding(self, module): self._check_io_encoding(module, encoding="latin1") self._check_io_encoding(module, errors="namereplace") self._check_io_encoding(module, encoding="latin1", errors="namereplace") def test_io_encoding(self): self.check_io_encoding('io') def test_pyio_encoding(self): self.check_io_encoding('_pyio') def test_locale_getpreferredencoding(self): code = 'import locale; print(locale.getpreferredencoding(False), locale.getpreferredencoding(True))' out = self.get_output('-X', 'utf8', '-c', code) self.assertEqual(out, 'UTF-8 UTF-8') for loc in POSIX_LOCALES: with self.subTest(LC_ALL=loc): out = self.get_output('-X', 'utf8', '-c', code, LC_ALL=loc) self.assertEqual(out, 'UTF-8 UTF-8') @unittest.skipIf(MS_WINDOWS, 'test specific to Unix') def test_cmd_line(self): arg = 'h\xe9\u20ac'.encode('utf-8') arg_utf8 = arg.decode('utf-8') arg_ascii = arg.decode('ascii', 'surrogateescape') code = 'import locale, sys; print("%s:%s" % (locale.getpreferredencoding(), ascii(sys.argv[1:])))' def check(utf8_opt, expected, **kw): out = self.get_output('-X', utf8_opt, '-c', code, arg, **kw) args = out.partition(':')[2].rstrip() self.assertEqual(args, ascii(expected), out) check('utf8', [arg_utf8]) for loc in POSIX_LOCALES: with self.subTest(LC_ALL=loc): check('utf8', [arg_utf8], LC_ALL=loc) if sys.platform == 'darwin' or support.is_android or VXWORKS: c_arg = arg_utf8 elif sys.platform.startswith("aix"): c_arg = arg.decode('iso-8859-1') else: c_arg = arg_ascii for loc in POSIX_LOCALES: with self.subTest(LC_ALL=loc): check('utf8=0', [c_arg], LC_ALL=loc) def test_optim_level(self): # CPython: check that Py_Main() doesn't increment Py_OptimizeFlag # twice when -X utf8 requires to parse the configuration twice (when # the encoding changes after reading the configuration, the # configuration is read again with the new encoding). code = 'import sys; print(sys.flags.optimize)' out = self.get_output('-X', 'utf8', '-O', '-c', code) self.assertEqual(out, '1') out = self.get_output('-X', 'utf8', '-OO', '-c', code) self.assertEqual(out, '2') code = 'import sys; print(sys.flags.ignore_environment)' out = self.get_output('-X', 'utf8', '-E', '-c', code) self.assertEqual(out, '1') if __name__ == "__main__": unittest.main()