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# Copyright (C) 2005, 2006, 2008, 2009, 2011 Canonical Ltd
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
"""Test that various operations work in a non-ASCII environment."""
import os
import sys
from unicodedata import normalize
from bzrlib import osutils
from bzrlib.osutils import pathjoin
from bzrlib.tests import TestCase, TestCaseWithTransport, TestSkipped
class NonAsciiTest(TestCaseWithTransport):
def test_add_in_nonascii_branch(self):
"""Test adding in a non-ASCII branch."""
br_dir = u"\u1234"
try:
wt = self.make_branch_and_tree(br_dir)
except UnicodeEncodeError:
raise TestSkipped("filesystem can't accomodate nonascii names")
return
with file(pathjoin(br_dir, "a"), "w") as f: f.write("hello")
wt.add(["a"], ["a-id"])
a_circle_c = u'\xe5'
a_circle_d = u'a\u030a'
a_dots_c = u'\xe4'
a_dots_d = u'a\u0308'
z_umlat_c = u'\u017d'
z_umlat_d = u'Z\u030c'
squared_c = u'\xbc' # This gets mapped to '2' if we use NFK[CD]
squared_d = u'\xbc'
quarter_c = u'\xb2' # Gets mapped to u'1\u20444' (1/4) if we use NFK[CD]
quarter_d = u'\xb2'
class TestNormalization(TestCase):
"""Verify that we have our normalizations correct."""
def test_normalize(self):
self.assertEqual(a_circle_d, normalize('NFD', a_circle_c))
self.assertEqual(a_circle_c, normalize('NFC', a_circle_d))
self.assertEqual(a_dots_d, normalize('NFD', a_dots_c))
self.assertEqual(a_dots_c, normalize('NFC', a_dots_d))
self.assertEqual(z_umlat_d, normalize('NFD', z_umlat_c))
self.assertEqual(z_umlat_c, normalize('NFC', z_umlat_d))
self.assertEqual(squared_d, normalize('NFC', squared_c))
self.assertEqual(squared_c, normalize('NFD', squared_d))
self.assertEqual(quarter_d, normalize('NFC', quarter_c))
self.assertEqual(quarter_c, normalize('NFD', quarter_d))
class NormalizedFilename(TestCaseWithTransport):
"""Test normalized_filename and associated helpers"""
def test__accessible_normalized_filename(self):
anf = osutils._accessible_normalized_filename
# normalized_filename should allow plain ascii strings
# not just unicode strings
self.assertEqual((u'ascii', True), anf('ascii'))
self.assertEqual((a_circle_c, True), anf(a_circle_c))
self.assertEqual((a_circle_c, True), anf(a_circle_d))
self.assertEqual((a_dots_c, True), anf(a_dots_c))
self.assertEqual((a_dots_c, True), anf(a_dots_d))
self.assertEqual((z_umlat_c, True), anf(z_umlat_c))
self.assertEqual((z_umlat_c, True), anf(z_umlat_d))
self.assertEqual((squared_c, True), anf(squared_c))
self.assertEqual((squared_c, True), anf(squared_d))
self.assertEqual((quarter_c, True), anf(quarter_c))
self.assertEqual((quarter_c, True), anf(quarter_d))
def test__inaccessible_normalized_filename(self):
inf = osutils._inaccessible_normalized_filename
# normalized_filename should allow plain ascii strings
# not just unicode strings
self.assertEqual((u'ascii', True), inf('ascii'))
self.assertEqual((a_circle_c, True), inf(a_circle_c))
self.assertEqual((a_circle_c, False), inf(a_circle_d))
self.assertEqual((a_dots_c, True), inf(a_dots_c))
self.assertEqual((a_dots_c, False), inf(a_dots_d))
self.assertEqual((z_umlat_c, True), inf(z_umlat_c))
self.assertEqual((z_umlat_c, False), inf(z_umlat_d))
self.assertEqual((squared_c, True), inf(squared_c))
self.assertEqual((squared_c, True), inf(squared_d))
self.assertEqual((quarter_c, True), inf(quarter_c))
self.assertEqual((quarter_c, True), inf(quarter_d))
def test_functions(self):
if osutils.normalizes_filenames():
self.assertEqual(osutils.normalized_filename,
osutils._accessible_normalized_filename)
else:
self.assertEqual(osutils.normalized_filename,
osutils._inaccessible_normalized_filename)
def test_platform(self):
# With FAT32 and certain encodings on win32
# a_circle_c and a_dots_c actually map to the same file
# adding a suffix kicks in the 'preserving but insensitive'
# route, and maintains the right files
files = [a_circle_c+'.1', a_dots_c+'.2', z_umlat_c+'.3']
try:
self.build_tree(files)
except UnicodeError:
raise TestSkipped("filesystem cannot create unicode files")
if sys.platform == 'darwin':
expected = sorted([a_circle_d+'.1', a_dots_d+'.2', z_umlat_d+'.3'])
else:
expected = sorted(files)
present = sorted(os.listdir(u'.'))
self.assertEqual(expected, present)
def test_access_normalized(self):
# We should always be able to access files created with
# normalized filenames
# With FAT32 and certain encodings on win32
# a_circle_c and a_dots_c actually map to the same file
# adding a suffix kicks in the 'preserving but insensitive'
# route, and maintains the right files
files = [a_circle_c+'.1', a_dots_c+'.2', z_umlat_c+'.3',
squared_c+'.4', quarter_c+'.5']
try:
self.build_tree(files, line_endings='native')
except UnicodeError:
raise TestSkipped("filesystem cannot create unicode files")
for fname in files:
# We should get an exception if we can't open the file at
# this location.
path, can_access = osutils.normalized_filename(fname)
self.assertEqual(path, fname)
self.assertTrue(can_access)
f = open(path, 'rb')
try:
# Check the contents
shouldbe = 'contents of %s%s' % (path.encode('utf8'),
os.linesep)
actual = f.read()
finally:
f.close()
self.assertEqual(shouldbe, actual,
'contents of %r is incorrect: %r != %r'
% (path, shouldbe, actual))
def test_access_non_normalized(self):
# Sometimes we can access non-normalized files by their normalized
# path, verify that normalized_filename returns the right info
files = [a_circle_d+'.1', a_dots_d+'.2', z_umlat_d+'.3']
try:
self.build_tree(files)
except UnicodeError:
raise TestSkipped("filesystem cannot create unicode files")
for fname in files:
# We should get an exception if we can't open the file at
# this location.
path, can_access = osutils.normalized_filename(fname)
self.assertNotEqual(path, fname)
# We should always be able to access them from the name
# they were created with
f = open(fname, 'rb')
f.close()
# And normalized_filename sholud tell us correctly if we can
# access them by an alternate name
if can_access:
f = open(path, 'rb')
f.close()
else:
self.assertRaises(IOError, open, path, 'rb')
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