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# Copyright (C) 2006-2011 Canonical Ltd
#
# 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
"""Test read_bundle works properly across various transports."""
import cStringIO
import bzrlib.bundle
from bzrlib.bundle.serializer import write_bundle
import bzrlib.bzrdir
import bzrlib.errors as errors
from bzrlib import tests
from bzrlib.tests.test_transport import TestTransportImplementation
from bzrlib.tests.per_transport import transport_test_permutations
import bzrlib.transport
import bzrlib.urlutils
from bzrlib.tests.scenarios import load_tests_apply_scenarios
load_tests = load_tests_apply_scenarios
def create_bundle_file(test_case):
test_case.build_tree(['tree/', 'tree/a', 'tree/subdir/'])
format = bzrlib.bzrdir.BzrDirFormat.get_default_format()
bzrdir = format.initialize('tree')
repo = bzrdir.create_repository()
branch = repo.bzrdir.create_branch()
wt = branch.bzrdir.create_workingtree()
wt.add(['a', 'subdir/'])
wt.commit('new project', rev_id='commit-1')
out = cStringIO.StringIO()
rev_ids = write_bundle(wt.branch.repository,
wt.get_parent_ids()[0], 'null:', out)
out.seek(0)
return out, wt
class TestReadMergeableBundleFromURL(TestTransportImplementation):
"""Test that read_bundle works properly across multiple transports"""
scenarios = transport_test_permutations()
def setUp(self):
super(TestReadMergeableBundleFromURL, self).setUp()
self.bundle_name = 'test_bundle'
# read_mergeable_from_url will invoke get_transport which may *not*
# respect self._transport (i.e. returns a transport that is different
# from the one we want to test, so we must inject a correct transport
# into possible_transports first).
self.possible_transports = [self.get_transport(self.bundle_name)]
self.overrideEnv('BZR_NO_SMART_VFS', None)
wt = self.create_test_bundle()
def read_mergeable_from_url(self, url):
return bzrlib.bundle.read_mergeable_from_url(
url, possible_transports=self.possible_transports)
def get_url(self, relpath=''):
return bzrlib.urlutils.join(self._server.get_url(), relpath)
def create_test_bundle(self):
out, wt = create_bundle_file(self)
if self.get_transport().is_readonly():
self.build_tree_contents([(self.bundle_name, out.getvalue())])
else:
self.get_transport().put_file(self.bundle_name, out)
self.log('Put to: %s', self.get_url(self.bundle_name))
return wt
def test_read_mergeable_from_url(self):
info = self.read_mergeable_from_url(
unicode(self.get_url(self.bundle_name)))
revision = info.real_revisions[-1]
self.assertEqual('commit-1', revision.revision_id)
def test_read_fail(self):
# Trying to read from a directory, or non-bundle file
# should fail with NotABundle
self.assertRaises(errors.NotABundle,
self.read_mergeable_from_url, self.get_url('tree'))
self.assertRaises(errors.NotABundle,
self.read_mergeable_from_url, self.get_url('tree/a'))
def test_read_mergeable_respects_possible_transports(self):
if not isinstance(self.get_transport(self.bundle_name),
bzrlib.transport.ConnectedTransport):
# There is no point testing transport reuse for not connected
# transports (the test will fail even).
raise tests.TestSkipped(
'Need a ConnectedTransport to test transport reuse')
url = unicode(self.get_url(self.bundle_name))
info = self.read_mergeable_from_url(url)
self.assertEqual(1, len(self.possible_transports))
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