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  • Committer: John Arbash Meinel
  • Date: 2007-05-31 20:29:04 UTC
  • mto: This revision was merged to the branch mainline in revision 2499.
  • Revision ID: john@arbash-meinel.com-20070531202904-34h7ygudo7qq9ha1
Update the code so that symlinks aren't cached at incorrect times
and fix the tests so that they don't assume files and symlinks
get cached even when the timestamp doesn't declare them 'safe'.

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bzrlib/tests/features.py
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# Copyright (C) 2009, 2010 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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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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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 stat
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from bzrlib import tests
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from bzrlib.symbol_versioning import deprecated_in
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apport = tests.ModuleAvailableFeature('apport')
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paramiko = tests.ModuleAvailableFeature('paramiko')
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pycurl = tests.ModuleAvailableFeature('pycurl')
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subunit = tests.ModuleAvailableFeature('subunit')
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class _PosixPermissionsFeature(tests.Feature):
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    def _probe(self):
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        def has_perms():
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            # create temporary file and check if specified perms are maintained.
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            import tempfile
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            write_perms = stat.S_IRUSR | stat.S_IWUSR | stat.S_IXUSR
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            f = tempfile.mkstemp(prefix='bzr_perms_chk_')
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            fd, name = f
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            os.close(fd)
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            os.chmod(name, write_perms)
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            read_perms = os.stat(name).st_mode & 0777
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            os.unlink(name)
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            return (write_perms == read_perms)
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        return (os.name == 'posix') and has_perms()
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    def feature_name(self):
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        return 'POSIX permissions support'
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posix_permissions_feature = _PosixPermissionsFeature()
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class _ChownFeature(tests.Feature):
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    """os.chown is supported"""
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    def _probe(self):
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        return os.name == 'posix' and hasattr(os, 'chown')
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chown_feature = _ChownFeature()
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