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Viewing changes to bzrlib/tests/test_transport_log.py

  • Committer: Robert Collins
  • Date: 2009-08-04 04:36:34 UTC
  • mfrom: (4583 +trunk)
  • mto: This revision was merged to the branch mainline in revision 4593.
  • Revision ID: robertc@robertcollins.net-20090804043634-2iu9wpcgs273i97s
Merge bzr.dev.

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bzrlib/tests/test_transport_log.py
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# Copyright (C) 2004, 2005, 2006, 2007 Canonical Ltd
 
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# Copyright (C) 2004, 2005, 2006, 2007, 2009 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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"""Tests for log+ transport decorator."""
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import types
 
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from bzrlib.tests import TestCaseWithMemoryTransport
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from bzrlib.trace import mutter
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from bzrlib.transport import get_transport
 
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from bzrlib.transport.log import TransportLogDecorator
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class TestTransportLog(TestCaseWithMemoryTransport):
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        # and they operate on the underlying transport
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        self.assertTrue(base_transport.has('subdir'))
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    def test_log_readv(self):
 
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        # see <https://bugs.launchpad.net/bzr/+bug/340347>
 
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        # transports are not required to return a generator, but we
 
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        # specifically want to check that those that do cause it to be passed
 
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        # through, for the sake of minimum interference
 
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        base_transport = DummyReadvTransport()
 
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        # construct it directly to avoid needing the dummy transport to be
 
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        # registered etc
 
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        logging_transport = TransportLogDecorator(
 
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            'log+dummy:///', _decorated=base_transport)
 
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        result = base_transport.readv('foo', [(0, 10)])
 
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        # sadly there's no types.IteratorType, and GeneratorType is too
 
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        # specific
 
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        self.assertTrue(getattr(result, 'next'))
 
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        result = logging_transport.readv('foo', [(0, 10)])
 
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        self.assertTrue(getattr(result, 'next'))
 
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        self.assertEquals(list(result),
 
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            [(0, 'abcdefghij')])
 
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class DummyReadvTransport(object):
 
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    base = 'dummy:///'
 
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    def readv(self, filename, offset_length_pairs):
 
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        yield (0, 'abcdefghij')
 
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    def abspath(self, path):
 
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        return self.base + path