mirror of
https://github.com/tahoe-lafs/tahoe-lafs.git
synced 2024-12-29 17:28:53 +00:00
499 lines
19 KiB
Python
499 lines
19 KiB
Python
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lumiere_nfc = u"lumi\u00E8re"
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Artonwall_nfc = u"\u00C4rtonwall.mp3"
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Artonwall_nfd = u"A\u0308rtonwall.mp3"
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TEST_FILENAMES = (
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Artonwall_nfc,
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u'test_file',
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u'Blah blah.txt',
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)
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# The following main helps to generate a test class for other operating
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# systems.
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if __name__ == "__main__":
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import sys, os
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import tempfile
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import shutil
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import platform
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if len(sys.argv) != 2:
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print "Usage: %s lumi<e-grave>re" % sys.argv[0]
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sys.exit(1)
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if sys.platform == "win32":
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try:
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from allmydata.windows.fixups import initialize
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except ImportError:
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print "set PYTHONPATH to the src directory"
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sys.exit(1)
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initialize()
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print
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print "class MyWeirdOS(EncodingUtil, unittest.TestCase):"
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print " uname = '%s'" % ' '.join(platform.uname())
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print " argv = %s" % repr(sys.argv[1])
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print " platform = '%s'" % sys.platform
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print " filesystem_encoding = '%s'" % sys.getfilesystemencoding()
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print " io_encoding = '%s'" % sys.stdout.encoding
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try:
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tmpdir = tempfile.mkdtemp()
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for fname in TEST_FILENAMES:
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open(os.path.join(tmpdir, fname), 'w').close()
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# Use Unicode API under Windows or MacOS X
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if sys.platform in ('win32', 'darwin'):
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dirlist = os.listdir(unicode(tmpdir))
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else:
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dirlist = os.listdir(tmpdir)
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print " dirlist = %s" % repr(dirlist)
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except:
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print " # Oops, I cannot write filenames containing non-ascii characters"
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print
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shutil.rmtree(tmpdir)
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sys.exit(0)
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import os, sys, locale
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from twisted.trial import unittest
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from allmydata.test.common_util import ReallyEqualMixin
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from allmydata.util import encodingutil, fileutil
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from allmydata.util.encodingutil import argv_to_unicode, unicode_to_url, \
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unicode_to_output, quote_output, quote_path, quote_local_unicode_path, \
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unicode_platform, listdir_unicode, FilenameEncodingError, get_io_encoding, \
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get_filesystem_encoding, to_str, from_utf8_or_none, _reload
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from allmydata.dirnode import normalize
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from twisted.python import usage
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class MockStdout(object):
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pass
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class EncodingUtilErrors(ReallyEqualMixin, unittest.TestCase):
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def test_get_io_encoding(self):
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mock_stdout = MockStdout()
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self.patch(sys, 'stdout', mock_stdout)
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mock_stdout.encoding = 'UTF-8'
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_reload()
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self.failUnlessReallyEqual(get_io_encoding(), 'utf-8')
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mock_stdout.encoding = 'cp65001'
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_reload()
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self.failUnlessReallyEqual(get_io_encoding(), 'utf-8')
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mock_stdout.encoding = 'koi8-r'
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expected = sys.platform == "win32" and 'utf-8' or 'koi8-r'
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_reload()
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self.failUnlessReallyEqual(get_io_encoding(), expected)
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mock_stdout.encoding = 'nonexistent_encoding'
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if sys.platform == "win32":
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_reload()
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self.failUnlessReallyEqual(get_io_encoding(), 'utf-8')
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else:
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self.failUnlessRaises(AssertionError, _reload)
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def test_get_io_encoding_not_from_stdout(self):
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preferredencoding = 'koi8-r'
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def call_locale_getpreferredencoding():
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return preferredencoding
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self.patch(locale, 'getpreferredencoding', call_locale_getpreferredencoding)
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mock_stdout = MockStdout()
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self.patch(sys, 'stdout', mock_stdout)
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expected = sys.platform == "win32" and 'utf-8' or 'koi8-r'
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_reload()
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self.failUnlessReallyEqual(get_io_encoding(), expected)
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mock_stdout.encoding = None
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_reload()
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self.failUnlessReallyEqual(get_io_encoding(), expected)
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preferredencoding = None
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_reload()
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self.failUnlessReallyEqual(get_io_encoding(), 'utf-8')
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def test_argv_to_unicode(self):
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encodingutil.io_encoding = 'utf-8'
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self.failUnlessRaises(usage.UsageError,
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argv_to_unicode,
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lumiere_nfc.encode('latin1'))
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def test_unicode_to_output(self):
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encodingutil.io_encoding = 'koi8-r'
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self.failUnlessRaises(UnicodeEncodeError, unicode_to_output, lumiere_nfc)
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def test_no_unicode_normalization(self):
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# Pretend to run on a Unicode platform.
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# listdir_unicode normalized to NFC in 1.7beta, but now doesn't.
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def call_os_listdir(path):
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return [Artonwall_nfd]
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self.patch(os, 'listdir', call_os_listdir)
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self.patch(sys, 'platform', 'darwin')
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_reload()
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self.failUnlessReallyEqual(listdir_unicode(u'/dummy'), [Artonwall_nfd])
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# The following tests apply only to platforms that don't store filenames as
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# Unicode entities on the filesystem.
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class EncodingUtilNonUnicodePlatform(unittest.TestCase):
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def setUp(self):
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# Mock sys.platform because unicode_platform() uses it
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self.original_platform = sys.platform
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sys.platform = 'linux'
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def tearDown(self):
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sys.platform = self.original_platform
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_reload()
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def test_listdir_unicode(self):
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# What happens if latin1-encoded filenames are encountered on an UTF-8
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# filesystem?
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def call_os_listdir(path):
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return [
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lumiere_nfc.encode('utf-8'),
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lumiere_nfc.encode('latin1')
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]
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self.patch(os, 'listdir', call_os_listdir)
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sys_filesystemencoding = 'utf-8'
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def call_sys_getfilesystemencoding():
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return sys_filesystemencoding
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self.patch(sys, 'getfilesystemencoding', call_sys_getfilesystemencoding)
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_reload()
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self.failUnlessRaises(FilenameEncodingError,
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listdir_unicode,
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u'/dummy')
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# We're trying to list a directory whose name cannot be represented in
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# the filesystem encoding. This should fail.
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sys_filesystemencoding = 'ascii'
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_reload()
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self.failUnlessRaises(FilenameEncodingError,
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listdir_unicode,
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u'/' + lumiere_nfc)
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class EncodingUtil(ReallyEqualMixin):
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def setUp(self):
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self.original_platform = sys.platform
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sys.platform = self.platform
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def tearDown(self):
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sys.platform = self.original_platform
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_reload()
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def test_argv_to_unicode(self):
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if 'argv' not in dir(self):
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return
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mock_stdout = MockStdout()
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mock_stdout.encoding = self.io_encoding
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self.patch(sys, 'stdout', mock_stdout)
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argu = lumiere_nfc
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argv = self.argv
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_reload()
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self.failUnlessReallyEqual(argv_to_unicode(argv), argu)
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def test_unicode_to_url(self):
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self.failUnless(unicode_to_url(lumiere_nfc), "lumi\xc3\xa8re")
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def test_unicode_to_output(self):
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if 'argv' not in dir(self):
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return
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mock_stdout = MockStdout()
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mock_stdout.encoding = self.io_encoding
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self.patch(sys, 'stdout', mock_stdout)
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_reload()
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self.failUnlessReallyEqual(unicode_to_output(lumiere_nfc), self.argv)
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def test_unicode_platform(self):
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matrix = {
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'linux2': False,
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'linux3': False,
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'openbsd4': False,
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'win32': True,
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'darwin': True,
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}
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_reload()
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self.failUnlessReallyEqual(unicode_platform(), matrix[self.platform])
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def test_listdir_unicode(self):
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if 'dirlist' not in dir(self):
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return
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try:
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u"test".encode(self.filesystem_encoding)
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except (LookupError, AttributeError):
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raise unittest.SkipTest("This platform does not support the '%s' filesystem encoding "
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"that we are testing for the benefit of a different platform."
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% (self.filesystem_encoding,))
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def call_os_listdir(path):
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return self.dirlist
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self.patch(os, 'listdir', call_os_listdir)
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def call_sys_getfilesystemencoding():
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return self.filesystem_encoding
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self.patch(sys, 'getfilesystemencoding', call_sys_getfilesystemencoding)
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_reload()
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filenames = listdir_unicode(u'/dummy')
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self.failUnlessEqual(set([normalize(fname) for fname in filenames]),
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set(TEST_FILENAMES))
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class StdlibUnicode(unittest.TestCase):
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"""This mainly tests that some of the stdlib functions support Unicode paths, but also that
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listdir_unicode works for valid filenames."""
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def skip_if_cannot_represent_filename(self, u):
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enc = get_filesystem_encoding()
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if not unicode_platform():
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try:
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u.encode(enc)
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except UnicodeEncodeError:
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raise unittest.SkipTest("A non-ASCII filename could not be encoded on this platform.")
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def test_mkdir_open_exists_abspath_listdir_expanduser(self):
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self.skip_if_cannot_represent_filename(lumiere_nfc)
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try:
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os.mkdir(lumiere_nfc)
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except EnvironmentError, e:
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raise unittest.SkipTest("%r\nIt is possible that the filesystem on which this test is being run "
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"does not support Unicode, even though the platform does." % (e,))
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fn = lumiere_nfc + u'/' + lumiere_nfc + u'.txt'
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open(fn, 'wb').close()
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self.failUnless(os.path.exists(fn))
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self.failUnless(os.path.exists(os.path.join(os.getcwdu(), fn)))
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filenames = listdir_unicode(lumiere_nfc)
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# We only require that the listing includes a filename that is canonically equivalent
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# to lumiere_nfc (on Mac OS X, it will be the NFD equivalent).
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self.failUnlessIn(lumiere_nfc + ".txt", set([normalize(fname) for fname in filenames]))
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expanded = fileutil.expanduser(u"~/" + lumiere_nfc)
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self.failIfIn(u"~", expanded)
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self.failUnless(expanded.endswith(lumiere_nfc), expanded)
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def test_open_unrepresentable(self):
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if unicode_platform():
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raise unittest.SkipTest("This test is not applicable to platforms that represent filenames as Unicode.")
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enc = get_filesystem_encoding()
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fn = u'\u2621.txt'
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try:
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fn.encode(enc)
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raise unittest.SkipTest("This test cannot be run unless we know a filename that is not representable.")
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except UnicodeEncodeError:
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self.failUnlessRaises(UnicodeEncodeError, open, fn, 'wb')
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class QuoteOutput(ReallyEqualMixin, unittest.TestCase):
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def tearDown(self):
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_reload()
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def _check(self, inp, out, enc, optional_quotes, quote_newlines):
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out2 = out
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if optional_quotes:
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out2 = out2[1:-1]
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self.failUnlessReallyEqual(quote_output(inp, encoding=enc, quote_newlines=quote_newlines), out)
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self.failUnlessReallyEqual(quote_output(inp, encoding=enc, quotemarks=False, quote_newlines=quote_newlines), out2)
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if out[0:2] == 'b"':
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pass
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elif isinstance(inp, str):
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self.failUnlessReallyEqual(quote_output(unicode(inp), encoding=enc, quote_newlines=quote_newlines), out)
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self.failUnlessReallyEqual(quote_output(unicode(inp), encoding=enc, quotemarks=False, quote_newlines=quote_newlines), out2)
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else:
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self.failUnlessReallyEqual(quote_output(inp.encode('utf-8'), encoding=enc, quote_newlines=quote_newlines), out)
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self.failUnlessReallyEqual(quote_output(inp.encode('utf-8'), encoding=enc, quotemarks=False, quote_newlines=quote_newlines), out2)
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def _test_quote_output_all(self, enc):
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def check(inp, out, optional_quotes=False, quote_newlines=None):
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self._check(inp, out, enc, optional_quotes, quote_newlines)
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# optional single quotes
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check("foo", "'foo'", True)
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check("\\", "'\\'", True)
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check("$\"`", "'$\"`'", True)
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check("\n", "'\n'", True, quote_newlines=False)
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# mandatory single quotes
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check("\"", "'\"'")
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# double quotes
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check("'", "\"'\"")
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check("\n", "\"\\x0a\"", quote_newlines=True)
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check("\x00", "\"\\x00\"")
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# invalid Unicode and astral planes
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check(u"\uFDD0\uFDEF", "\"\\ufdd0\\ufdef\"")
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check(u"\uDC00\uD800", "\"\\udc00\\ud800\"")
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check(u"\uDC00\uD800\uDC00", "\"\\udc00\\U00010000\"")
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check(u"\uD800\uDC00", "\"\\U00010000\"")
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check(u"\uD800\uDC01", "\"\\U00010001\"")
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check(u"\uD801\uDC00", "\"\\U00010400\"")
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check(u"\uDBFF\uDFFF", "\"\\U0010ffff\"")
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check(u"'\uDBFF\uDFFF", "\"'\\U0010ffff\"")
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check(u"\"\uDBFF\uDFFF", "\"\\\"\\U0010ffff\"")
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# invalid UTF-8
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check("\xFF", "b\"\\xff\"")
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check("\x00\"$\\`\x80\xFF", "b\"\\x00\\\"\\$\\\\\\`\\x80\\xff\"")
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def test_quote_output_ascii(self, enc='ascii'):
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def check(inp, out, optional_quotes=False, quote_newlines=None):
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self._check(inp, out, enc, optional_quotes, quote_newlines)
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self._test_quote_output_all(enc)
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check(u"\u00D7", "\"\\xd7\"")
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check(u"'\u00D7", "\"'\\xd7\"")
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check(u"\"\u00D7", "\"\\\"\\xd7\"")
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check(u"\u2621", "\"\\u2621\"")
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check(u"'\u2621", "\"'\\u2621\"")
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check(u"\"\u2621", "\"\\\"\\u2621\"")
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check(u"\n", "'\n'", True, quote_newlines=False)
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check(u"\n", "\"\\x0a\"", quote_newlines=True)
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def test_quote_output_latin1(self, enc='latin1'):
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def check(inp, out, optional_quotes=False, quote_newlines=None):
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self._check(inp, out.encode('latin1'), enc, optional_quotes, quote_newlines)
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self._test_quote_output_all(enc)
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check(u"\u00D7", u"'\u00D7'", True)
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check(u"'\u00D7", u"\"'\u00D7\"")
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check(u"\"\u00D7", u"'\"\u00D7'")
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check(u"\u00D7\"", u"'\u00D7\"'", True)
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check(u"\u2621", u"\"\\u2621\"")
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check(u"'\u2621", u"\"'\\u2621\"")
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check(u"\"\u2621", u"\"\\\"\\u2621\"")
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check(u"\n", u"'\n'", True, quote_newlines=False)
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check(u"\n", u"\"\\x0a\"", quote_newlines=True)
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def test_quote_output_utf8(self, enc='utf-8'):
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def check(inp, out, optional_quotes=False, quote_newlines=None):
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self._check(inp, out.encode('utf-8'), enc, optional_quotes, quote_newlines)
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self._test_quote_output_all(enc)
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check(u"\u2621", u"'\u2621'", True)
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check(u"'\u2621", u"\"'\u2621\"")
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check(u"\"\u2621", u"'\"\u2621'")
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check(u"\u2621\"", u"'\u2621\"'", True)
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check(u"\n", u"'\n'", True, quote_newlines=False)
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check(u"\n", u"\"\\x0a\"", quote_newlines=True)
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def test_quote_output_default(self):
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self.patch(encodingutil, 'io_encoding', 'ascii')
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self.test_quote_output_ascii(None)
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self.patch(encodingutil, 'io_encoding', 'latin1')
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self.test_quote_output_latin1(None)
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self.patch(encodingutil, 'io_encoding', 'utf-8')
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self.test_quote_output_utf8(None)
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class QuotePaths(ReallyEqualMixin, unittest.TestCase):
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def test_quote_path(self):
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self.failUnlessReallyEqual(quote_path([u'foo', u'bar']), "'foo/bar'")
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self.failUnlessReallyEqual(quote_path([u'foo', u'bar'], quotemarks=True), "'foo/bar'")
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self.failUnlessReallyEqual(quote_path([u'foo', u'bar'], quotemarks=False), "foo/bar")
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self.failUnlessReallyEqual(quote_path([u'foo', u'\nbar']), '"foo/\\x0abar"')
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self.failUnlessReallyEqual(quote_path([u'foo', u'\nbar'], quotemarks=True), '"foo/\\x0abar"')
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self.failUnlessReallyEqual(quote_path([u'foo', u'\nbar'], quotemarks=False), '"foo/\\x0abar"')
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def win32_other(win32, other):
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return win32 if sys.platform == "win32" else other
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self.failUnlessReallyEqual(quote_local_unicode_path(u"\\\\?\\C:\\foo"),
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win32_other("'C:\\foo'", "'\\\\?\\C:\\foo'"))
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self.failUnlessReallyEqual(quote_local_unicode_path(u"\\\\?\\C:\\foo", quotemarks=True),
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win32_other("'C:\\foo'", "'\\\\?\\C:\\foo'"))
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self.failUnlessReallyEqual(quote_local_unicode_path(u"\\\\?\\C:\\foo", quotemarks=False),
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win32_other("C:\\foo", "\\\\?\\C:\\foo"))
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self.failUnlessReallyEqual(quote_local_unicode_path(u"\\\\?\\UNC\\foo\\bar"),
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win32_other("'\\\\foo\\bar'", "'\\\\?\\UNC\\foo\\bar'"))
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self.failUnlessReallyEqual(quote_local_unicode_path(u"\\\\?\\UNC\\foo\\bar", quotemarks=True),
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win32_other("'\\\\foo\\bar'", "'\\\\?\\UNC\\foo\\bar'"))
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self.failUnlessReallyEqual(quote_local_unicode_path(u"\\\\?\\UNC\\foo\\bar", quotemarks=False),
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win32_other("\\\\foo\\bar", "\\\\?\\UNC\\foo\\bar"))
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class UbuntuKarmicUTF8(EncodingUtil, unittest.TestCase):
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uname = 'Linux korn 2.6.31-14-generic #48-Ubuntu SMP Fri Oct 16 14:05:01 UTC 2009 x86_64'
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argv = 'lumi\xc3\xa8re'
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platform = 'linux2'
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filesystem_encoding = 'UTF-8'
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io_encoding = 'UTF-8'
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dirlist = ['test_file', '\xc3\x84rtonwall.mp3', 'Blah blah.txt']
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class UbuntuKarmicLatin1(EncodingUtil, unittest.TestCase):
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uname = 'Linux korn 2.6.31-14-generic #48-Ubuntu SMP Fri Oct 16 14:05:01 UTC 2009 x86_64'
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argv = 'lumi\xe8re'
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platform = 'linux2'
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filesystem_encoding = 'ISO-8859-1'
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io_encoding = 'ISO-8859-1'
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dirlist = ['test_file', 'Blah blah.txt', '\xc4rtonwall.mp3']
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|
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class Windows(EncodingUtil, unittest.TestCase):
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uname = 'Windows XP 5.1.2600 x86 x86 Family 15 Model 75 Step ping 2, AuthenticAMD'
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argv = 'lumi\xc3\xa8re'
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platform = 'win32'
|
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filesystem_encoding = 'mbcs'
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io_encoding = 'utf-8'
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dirlist = [u'Blah blah.txt', u'test_file', u'\xc4rtonwall.mp3']
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|
|
|
class MacOSXLeopard(EncodingUtil, unittest.TestCase):
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|
uname = 'Darwin g5.local 9.8.0 Darwin Kernel Version 9.8.0: Wed Jul 15 16:57:01 PDT 2009; root:xnu-1228.15.4~1/RELEASE_PPC Power Macintosh powerpc'
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|
output = 'lumi\xc3\xa8re'
|
|
platform = 'darwin'
|
|
filesystem_encoding = 'utf-8'
|
|
io_encoding = 'UTF-8'
|
|
dirlist = [u'A\u0308rtonwall.mp3', u'Blah blah.txt', u'test_file']
|
|
|
|
class MacOSXLeopard7bit(EncodingUtil, unittest.TestCase):
|
|
uname = 'Darwin g5.local 9.8.0 Darwin Kernel Version 9.8.0: Wed Jul 15 16:57:01 PDT 2009; root:xnu-1228.15.4~1/RELEASE_PPC Power Macintosh powerpc'
|
|
platform = 'darwin'
|
|
filesystem_encoding = 'utf-8'
|
|
io_encoding = 'US-ASCII'
|
|
dirlist = [u'A\u0308rtonwall.mp3', u'Blah blah.txt', u'test_file']
|
|
|
|
class OpenBSD(EncodingUtil, unittest.TestCase):
|
|
uname = 'OpenBSD 4.1 GENERIC#187 i386 Intel(R) Celeron(R) CPU 2.80GHz ("GenuineIntel" 686-class)'
|
|
platform = 'openbsd4'
|
|
filesystem_encoding = '646'
|
|
io_encoding = '646'
|
|
# Oops, I cannot write filenames containing non-ascii characters
|
|
|
|
|
|
class TestToFromStr(ReallyEqualMixin, unittest.TestCase):
|
|
def test_to_str(self):
|
|
self.failUnlessReallyEqual(to_str("foo"), "foo")
|
|
self.failUnlessReallyEqual(to_str("lumi\xc3\xa8re"), "lumi\xc3\xa8re")
|
|
self.failUnlessReallyEqual(to_str("\xFF"), "\xFF") # passes through invalid UTF-8 -- is this what we want?
|
|
self.failUnlessReallyEqual(to_str(u"lumi\u00E8re"), "lumi\xc3\xa8re")
|
|
self.failUnlessReallyEqual(to_str(None), None)
|
|
|
|
def test_from_utf8_or_none(self):
|
|
self.failUnlessRaises(AssertionError, from_utf8_or_none, u"foo")
|
|
self.failUnlessReallyEqual(from_utf8_or_none("lumi\xc3\xa8re"), u"lumi\u00E8re")
|
|
self.failUnlessReallyEqual(from_utf8_or_none(None), None)
|
|
self.failUnlessRaises(UnicodeDecodeError, from_utf8_or_none, "\xFF")
|