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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
import os
from bzrlib import (
osutils,
)
from bzrlib.tests import TestCaseWithTransport
from bzrlib.errors import PathNotChild
from bzrlib.osutils import relpath, pathjoin, abspath, realpath
class MoreTests(TestCaseWithTransport):
def test_relpath(self):
"""test for branch path lookups
bzrlib.osutils._relpath do a simple but subtle
job: given a path (either relative to cwd or absolute), work out
if it is inside a branch and return the path relative to the base.
"""
import tempfile
savedir = os.getcwdu()
dtmp = osutils.mkdtemp()
# On Mac OSX, /tmp actually expands to /private/tmp
dtmp = realpath(dtmp)
def rp(p):
return relpath(dtmp, p)
try:
# check paths inside dtmp while standing outside it
self.assertEqual(rp(pathjoin(dtmp, 'foo')), 'foo')
# root = nothing
self.assertEqual(rp(dtmp), '')
self.assertRaises(PathNotChild,
rp,
'/etc')
# now some near-miss operations -- note that
# os.path.commonprefix gets these wrong!
self.assertRaises(PathNotChild,
rp,
dtmp.rstrip('\\/') + '2')
self.assertRaises(PathNotChild,
rp,
dtmp.rstrip('\\/') + '2/foo')
# now operations based on relpath of files in current
# directory, or nearby
os.chdir(dtmp)
self.assertEqual(rp('foo/bar/quux'), 'foo/bar/quux')
self.assertEqual(rp('foo'), 'foo')
self.assertEqual(rp('./foo'), 'foo')
self.assertEqual(rp(abspath('foo')), 'foo')
self.assertRaises(PathNotChild,
rp, '../foo')
finally:
os.chdir(savedir)
osutils.rmtree(dtmp)
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