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Viewing changes to bzrlib/tests/test_lockable_files.py

  • Committer: Robert Collins
  • Date: 2005-08-25 01:13:32 UTC
  • mto: (974.1.50) (1185.1.10) (1092.3.1)
  • mto: This revision was merged to the branch mainline in revision 1139.
  • Revision ID: robertc@robertcollins.net-20050825011331-6d549d5de7edcec1
two bugfixes to smart_add - do not add paths from nested trees to the parent tree, and do not mutate the user supplied file list

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bzrlib/tests/test_lockable_files.py
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# Copyright (C) 2005 by Canonical Ltd
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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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# 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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# 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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from StringIO import StringIO
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from bzrlib.branch import Branch
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from bzrlib.errors import BzrBadParameterNotString, NoSuchFile, ReadOnlyError
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from bzrlib.lockable_files import LockableFiles
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from bzrlib.tests import TestCaseInTempDir
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from bzrlib.transactions import PassThroughTransaction, ReadOnlyTransaction
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from bzrlib.transport import get_transport
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class TestLockableFiles(TestCaseInTempDir):
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    def setUp(self):
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        super(TestLockableFiles, self).setUp()
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        transport = get_transport('.')
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        transport.mkdir('.bzr')
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        transport.put('.bzr/my-lock', StringIO(''))
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        self.lockable = LockableFiles(transport.clone('.bzr'), 'my-lock')
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    def test_read_write(self):
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        self.assertRaises(NoSuchFile, self.lockable.get, 'foo')
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        self.assertRaises(NoSuchFile, self.lockable.get_utf8, 'foo')
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        self.lockable.lock_write()
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        try:
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            unicode_string = u'bar\u1234'
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            self.assertEqual(4, len(unicode_string))
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            byte_string = unicode_string.encode('utf-8')
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            self.assertEqual(6, len(byte_string))
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            self.assertRaises(UnicodeEncodeError, self.lockable.put, 'foo', 
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                              StringIO(unicode_string))
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            self.lockable.put('foo', StringIO(byte_string))
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            self.assertEqual(byte_string,
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                             self.lockable.get('foo').read())
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            self.assertEqual(unicode_string,
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                             self.lockable.get_utf8('foo').read())
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            self.assertRaises(BzrBadParameterNotString,
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                              self.lockable.put_utf8,
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                              'bar',
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                              StringIO(unicode_string)
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                              )
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            self.lockable.put_utf8('bar', unicode_string)
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            self.assertEqual(unicode_string, 
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                             self.lockable.get_utf8('bar').read())
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            self.assertEqual(byte_string, 
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                             self.lockable.get('bar').read())
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        finally:
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            self.lockable.unlock()
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    def test_locks(self):
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        self.lockable.lock_read()
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        try:
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            self.assertRaises(ReadOnlyError, self.lockable.put, 'foo', 
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                              StringIO('bar\u1234'))
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        finally:
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            self.lockable.unlock()
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    def test_transactions(self):
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        self.assertIs(self.lockable.get_transaction().__class__,
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                      PassThroughTransaction)
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        self.lockable.lock_read()
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        try:
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            self.assertIs(self.lockable.get_transaction().__class__,
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                          ReadOnlyTransaction)
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        finally:
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            self.lockable.unlock()
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        self.assertIs(self.lockable.get_transaction().__class__,
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                      PassThroughTransaction)
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        self.lockable.lock_write()
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        self.assertIs(self.lockable.get_transaction().__class__,
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                      PassThroughTransaction)
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        self.lockable.unlock()
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    def test__escape(self):
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        self.assertEqual('%25', self.lockable._escape('%'))
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    def test__escape_empty(self):
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        self.assertEqual('', self.lockable._escape(''))
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