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  • Committer: abentley
  • Date: 2005-10-14 03:50:50 UTC
  • mto: (1185.25.1)
  • mto: This revision was merged to the branch mainline in revision 1460.
  • Revision ID: abentley@lappy-20051014035050-d779472ccb599a51
semi-broke merge

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bzrlib/transport/brokenrename.py
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# Copyright (C) 2007 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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"""Transport implementation that doesn't detect clashing renames.
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"""
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from stat import S_ISDIR
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from bzrlib import (
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        errors,
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        urlutils,
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        )
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from bzrlib.transport.decorator import TransportDecorator, DecoratorServer
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class BrokenRenameTransportDecorator(TransportDecorator):
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    """A transport that fails to detect clashing renames"""
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    @classmethod
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    def _get_url_prefix(self):
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        """FakeNFS transports are identified by 'brokenrename+'"""
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        return 'brokenrename+'
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    def rename(self, rel_from, rel_to):
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        """See Transport.rename().
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        """
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        try:
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            if self._decorated.has(rel_to):
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                rel_to = urlutils.join(rel_to, urlutils.basename(rel_from))
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            self._decorated.rename(rel_from, rel_to)
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        except (errors.DirectoryNotEmpty, errors.FileExists), e:
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            # absorb the error
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            return
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class BrokenRenameServer(DecoratorServer):
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    """Server for the BrokenRenameTransportDecorator for testing with."""
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    def get_decorator_class(self):
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        return BrokenRenameTransportDecorator
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def get_test_permutations():
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    """Return the permutations to be used in testing."""
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    # we don't use this for general testing, only for the tests that
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    # specifically want it
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    return []