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  • Committer: Marius Kruger
  • Date: 2010-07-10 21:28:56 UTC
  • mto: (5384.1.1 integration)
  • mto: This revision was merged to the branch mainline in revision 5385.
  • Revision ID: marius.kruger@enerweb.co.za-20100710212856-uq4ji3go0u5se7hx
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bzrlib/tests/test_whitebox.py
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# Copyright (C) 2005, 2006, 2008-2012 Canonical Ltd
 
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# Copyright (C) 2005, 2006 Canonical Ltd
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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import os
 
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import unittest
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import breezy
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from .. import (
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    errors,
 
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from bzrlib import (
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    osutils,
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    tests,
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    )
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from ..osutils import relpath, pathjoin, abspath, realpath
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class MoreTests(tests.TestCaseWithTransport):
 
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from bzrlib.tests import TestCaseWithTransport, TestCase
 
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from bzrlib.branch import Branch
 
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from bzrlib.errors import PathNotChild
 
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from bzrlib.osutils import relpath, pathjoin, abspath, realpath
 
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class MoreTests(TestCaseWithTransport):
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    def test_relpath(self):
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        """test for branch path lookups
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        breezy.osutils._relpath do a simple but subtle
 
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        bzrlib.osutils._relpath do a simple but subtle
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        job: given a path (either relative to cwd or absolute), work out
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        if it is inside a branch and return the path relative to the base.
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        """
 
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        import tempfile
 
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        savedir = os.getcwdu()
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        dtmp = osutils.mkdtemp()
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        self.addCleanup(osutils.rmtree, dtmp)
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        # On Mac OSX, /tmp actually expands to /private/tmp
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        dtmp = realpath(dtmp)
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        def rp(p):
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            return relpath(dtmp, p)
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        # check paths inside dtmp while standing outside it
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        self.assertEqual('foo', rp(pathjoin(dtmp, 'foo')))
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        # root = nothing
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        self.assertEqual('', rp(dtmp))
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        self.assertRaises(errors.PathNotChild, rp, '/etc')
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        # now some near-miss operations -- note that
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        # os.path.commonprefix gets these wrong!
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        self.assertRaises(errors.PathNotChild, rp, dtmp.rstrip('\\/') + '2')
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        self.assertRaises(errors.PathNotChild, rp,
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                          dtmp.rstrip('\\/') + '2/foo')
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        # now operations based on relpath of files in current
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        # directory, or nearby
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        os.chdir(dtmp)
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        self.assertEqual('foo/bar/quux', rp('foo/bar/quux'))
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        self.assertEqual('foo', rp('foo'))
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        self.assertEqual('foo', rp('./foo'))
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        self.assertEqual('foo', rp(abspath('foo')))
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        self.assertRaises(errors.PathNotChild, rp, '../foo')
 
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        try:
 
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            # check paths inside dtmp while standing outside it
 
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            self.assertEqual(rp(pathjoin(dtmp, 'foo')), 'foo')
 
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            # root = nothing
 
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            self.assertEqual(rp(dtmp), '')
 
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            self.assertRaises(PathNotChild,
 
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                              rp,
 
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                              '/etc')
 
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            # now some near-miss operations -- note that
 
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            # os.path.commonprefix gets these wrong!
 
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            self.assertRaises(PathNotChild,
 
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                              rp,
 
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                              dtmp.rstrip('\\/') + '2')
 
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            self.assertRaises(PathNotChild,
 
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                              rp,
 
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                              dtmp.rstrip('\\/') + '2/foo')
 
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            # now operations based on relpath of files in current
 
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            # directory, or nearby
 
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            os.chdir(dtmp)
 
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            self.assertEqual(rp('foo/bar/quux'), 'foo/bar/quux')
 
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            self.assertEqual(rp('foo'), 'foo')
 
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            self.assertEqual(rp('./foo'), 'foo')
 
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            self.assertEqual(rp(abspath('foo')), 'foo')
 
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            self.assertRaises(PathNotChild,
 
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                              rp, '../foo')
 
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        finally:
 
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            os.chdir(savedir)
 
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            osutils.rmtree(dtmp)