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# Copyright (C) 2005 by Canonical Ltd
# Authors: Robert Collins <robert.collins@canonical.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
"""Tests for the behaviour of the Transaction concept in bzr."""
# import system imports here
import os
import sys
#import bzrlib specific imports here
import bzrlib.errors as errors
from bzrlib.selftest import TestCase, TestCaseInTempDir
import bzrlib.transactions as transactions
class TestReadOnlyTransaction(TestCase):
def test_symbols(self):
from bzrlib.transactions import ReadOnlyTransaction
def test_construct(self):
transactions.ReadOnlyTransaction()
def test_register_clean(self):
transaction = transactions.ReadOnlyTransaction()
transaction.register_clean("anobject")
def test_register_dirty_raises(self):
transaction = transactions.ReadOnlyTransaction()
self.assertRaises(errors.ReadOnlyError,
transaction.register_dirty,"anobject")
def test_commit_raises(self):
transaction = transactions.ReadOnlyTransaction()
self.assertRaises(errors.CommitNotPossible, transaction.commit)
def test_map(self):
transaction = transactions.ReadOnlyTransaction()
self.assertNotEqual(None, getattr(transaction, "map", None))
def test_add_and_get(self):
transaction = transactions.ReadOnlyTransaction()
weave = "a weave"
transaction.map.add_weave("id", weave)
self.assertEqual(weave, transaction.map.find_weave("id"))
def test_rollback_returns(self):
transaction = transactions.ReadOnlyTransaction()
transaction.rollback()
def test_finish_returns(self):
transaction = transactions.ReadOnlyTransaction()
transaction.finish()
class TestPassThroughTransaction(TestCase):
def test_symbols(self):
from bzrlib.transactions import PassThroughTransaction
def test_construct(self):
transactions.PassThroughTransaction()
def test_register_clean(self):
transaction = transactions.PassThroughTransaction()
transaction.register_clean("anobject")
def test_register_dirty(self):
transaction = transactions.PassThroughTransaction()
transaction.register_dirty("anobject")
def test_commit_nothing_returns(self):
transaction = transactions.PassThroughTransaction()
transaction.commit()
def test_map(self):
transaction = transactions.PassThroughTransaction()
self.assertNotEqual(None, getattr(transaction, "map", None))
def test_add_and_get(self):
transaction = transactions.PassThroughTransaction()
weave = "a weave"
transaction.map.add_weave("id", weave)
self.assertEqual(None, transaction.map.find_weave("id"))
def test_rollback_asserts(self):
transaction = transactions.PassThroughTransaction()
self.assertRaises(errors.AlreadyCommitted, transaction.rollback)
def test_finish_returns(self):
transaction = transactions.PassThroughTransaction()
transaction.finish()
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