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# (C) 2005, 2006 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
"""Tests for InterRepository implementastions."""
import bzrlib
import bzrlib.bzrdir as bzrdir
from bzrlib.branch import Branch, needs_read_lock, needs_write_lock
import bzrlib.errors as errors
from bzrlib.errors import (FileExists,
NoSuchRevision,
NoSuchFile,
UninitializableFormat,
NotBranchError,
)
import bzrlib.repository as repository
from bzrlib.revision import NULL_REVISION
from bzrlib.tests import TestCase, TestCaseWithTransport, TestSkipped
from bzrlib.tests.bzrdir_implementations.test_bzrdir import TestCaseWithBzrDir
from bzrlib.transport import get_transport
class TestCaseWithInterRepository(TestCaseWithBzrDir):
def setUp(self):
super(TestCaseWithInterRepository, self).setUp()
def make_branch(self, relpath):
repo = self.make_repository(relpath)
return repo.bzrdir.create_branch()
def make_bzrdir(self, relpath, bzrdir_format=None):
try:
url = self.get_url(relpath)
segments = url.split('/')
if segments and segments[-1] not in ('', '.'):
parent = '/'.join(segments[:-1])
t = get_transport(parent)
try:
t.mkdir(segments[-1])
except FileExists:
pass
if bzrdir_format is None:
bzrdir_format = self.repository_format._matchingbzrdir
return bzrdir_format.initialize(url)
except UninitializableFormat:
raise TestSkipped("Format %s is not initializable.")
def make_repository(self, relpath):
made_control = self.make_bzrdir(relpath)
return self.repository_format.initialize(made_control)
def make_to_repository(self, relpath):
made_control = self.make_bzrdir(relpath,
self.repository_format_to._matchingbzrdir)
return self.repository_format_to.initialize(made_control)
class TestInterRepository(TestCaseWithInterRepository):
def test_interrepository_get_returns_correct_optimiser(self):
# we assume the optimising code paths are triggered
# by the type of the repo not the transport - at this point.
# we may need to update this test if this changes.
source_repo = self.make_repository("source")
target_repo = self.make_to_repository("target")
interrepo = repository.InterRepository.get(source_repo, target_repo)
self.assertEqual(self.interrepo_class, interrepo.__class__)
def test_fetch(self):
tree_a = self.make_branch_and_tree('a')
self.build_tree(['a/foo'])
tree_a.add('foo', 'file1')
tree_a.commit('rev1', rev_id='rev1')
def check_push_rev1(repo):
# ensure the revision is missing.
self.assertRaises(NoSuchRevision, repo.get_revision, 'rev1')
# fetch with a limit of NULL_REVISION and an explicit progress bar.
repo.fetch(tree_a.branch.repository,
revision_id=NULL_REVISION,
pb=bzrlib.progress.DummyProgress())
# nothing should have been pushed
self.assertFalse(repo.has_revision('rev1'))
# fetch with a default limit (grab everything)
repo.fetch(tree_a.branch.repository)
# check that b now has all the data from a's first commit.
rev = repo.get_revision('rev1')
tree = repo.revision_tree('rev1')
tree.get_file_text('file1')
for file_id in tree:
if tree.inventory[file_id].kind == "file":
tree.get_file(file_id).read()
# makes a target version repo
repo_b = self.make_to_repository('b')
check_push_rev1(repo_b)
def test_fetch_missing_revision_same_location_fails(self):
repo_a = self.make_repository('.')
repo_b = repository.Repository.open('.')
self.assertRaises(errors.NoSuchRevision, repo_b.fetch, repo_a, revision_id='XXX')
def test_fetch_same_location_trivial_works(self):
repo_a = self.make_repository('.')
repo_b = repository.Repository.open('.')
repo_a.fetch(repo_b)
class TestCaseWithComplexRepository(TestCaseWithInterRepository):
def setUp(self):
super(TestCaseWithComplexRepository, self).setUp()
tree_a = self.make_branch_and_tree('a')
self.bzrdir = tree_a.branch.bzrdir
# add a corrupt inventory 'orphan'
tree_a.branch.repository.control_weaves.add_text(
'inventory', 'orphan', [], [],
tree_a.branch.repository.get_transaction())
# add a real revision 'rev1'
tree_a.commit('rev1', rev_id='rev1', allow_pointless=True)
# add a real revision 'rev2' based on rev1
tree_a.commit('rev2', rev_id='rev2', allow_pointless=True)
def test_missing_revision_ids(self):
# revision ids in repository A but not B are returned, fake ones
# are stripped. (fake meaning no revision object, but an inventory
# as some formats keyed off inventory data in the past.
# make a repository to compare against that claims to have rev1
repo_b = self.make_to_repository('rev1_only')
repo_a = self.bzrdir.open_repository()
repo_b.fetch(repo_a, 'rev1')
# check the test will be valid
self.assertFalse(repo_b.has_revision('rev2'))
self.assertEqual(['rev2'],
repo_b.missing_revision_ids(repo_a))
def test_missing_revision_ids_revision_limited(self):
# revision ids in repository A that are not referenced by the
# requested revision are not returned.
# make a repository to compare against that is empty
repo_b = self.make_to_repository('empty')
repo_a = self.bzrdir.open_repository()
self.assertEqual(['rev1'],
repo_b.missing_revision_ids(repo_a, revision_id='rev1'))
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