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# Copyright (C) 2007 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 fetch between repositories of the same type."""
from bzrlib import (
bzrdir,
errors,
gpg,
repository,
)
from bzrlib.tests import TestSkipped
from bzrlib.tests.per_repository import TestCaseWithRepository
from bzrlib.transport import get_transport
class TestFetchSameRepository(TestCaseWithRepository):
def test_fetch(self):
# smoke test fetch to ensure that the convenience function works.
# it is defined as a convenience function with the underlying
# functionality provided by an InterRepository
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')
# fetch with a default limit (grab everything)
repo = self.make_repository('b')
if (tree_a.branch.repository.supports_rich_root() and not
repo.supports_rich_root()):
raise TestSkipped('Cannot fetch from model2 to model1')
repo.fetch(tree_a.branch.repository,
revision_id=None)
## pb=bzrlib.progress.DummyProgress())
def test_fetch_knit3(self):
# create a repository of the sort we are testing.
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')
# create a knit-3 based format to fetch into
f = bzrdir.format_registry.make_bzrdir('dirstate-with-subtree')
try:
format = tree_a.branch.repository._format
format.check_conversion_target(f.repository_format)
# if we cannot convert data to knit3, skip the test.
except errors.BadConversionTarget, e:
raise TestSkipped(str(e))
self.get_transport().mkdir('b')
b_bzrdir = f.initialize(self.get_url('b'))
knit3_repo = b_bzrdir.create_repository()
# fetch with a default limit (grab everything)
knit3_repo.fetch(tree_a.branch.repository, revision_id=None)
# Reopen to avoid any in-memory caching - ensure its reading from
# disk.
knit3_repo = b_bzrdir.open_repository()
rev1_tree = knit3_repo.revision_tree('rev1')
rev1_tree.lock_read()
try:
lines = rev1_tree.get_file_lines(rev1_tree.get_root_id())
finally:
rev1_tree.unlock()
self.assertEqual([], lines)
b_branch = b_bzrdir.create_branch()
b_branch.pull(tree_a.branch)
try:
tree_b = b_bzrdir.create_workingtree()
except errors.NotLocalUrl:
raise TestSkipped("cannot make working tree with transport %r"
% b_bzrdir.transport)
tree_b.commit('no change', rev_id='rev2')
rev2_tree = knit3_repo.revision_tree('rev2')
self.assertEqual('rev1', rev2_tree.inventory.root.revision)
def test_fetch_all_from_self(self):
tree = self.make_branch_and_tree('.')
rev_id = tree.commit('one')
# This needs to be a new copy of the repository, if this changes, the
# test needs to be rewritten
repo = tree.branch.repository.bzrdir.open_repository()
# This fetch should be a no-op see bug #158333
tree.branch.repository.fetch(repo, None)
def test_fetch_from_self(self):
tree = self.make_branch_and_tree('.')
rev_id = tree.commit('one')
repo = tree.branch.repository.bzrdir.open_repository()
# This fetch should be a no-op see bug #158333
tree.branch.repository.fetch(repo, rev_id)
def test_fetch_missing_from_self(self):
tree = self.make_branch_and_tree('.')
rev_id = tree.commit('one')
# Even though the fetch() is a NO-OP it should assert the revision id
# is present
repo = tree.branch.repository.bzrdir.open_repository()
self.assertRaises(errors.NoSuchRevision, tree.branch.repository.fetch,
repo, 'no-such-revision')
def makeARepoWithSignatures(self):
wt = self.make_branch_and_tree('a-repo-with-sigs')
wt.commit('rev1', allow_pointless=True, rev_id='rev1')
repo = wt.branch.repository
repo.lock_write()
repo.start_write_group()
repo.sign_revision('rev1', gpg.LoopbackGPGStrategy(None))
repo.commit_write_group()
repo.unlock()
return repo
def test_fetch_copies_signatures(self):
source_repo = self.makeARepoWithSignatures()
target_repo = self.make_repository('target')
target_repo.fetch(source_repo, revision_id=None)
self.assertEqual(
source_repo.get_signature_text('rev1'),
target_repo.get_signature_text('rev1'))
def make_repository_with_one_revision(self):
wt = self.make_branch_and_tree('source')
wt.commit('rev1', allow_pointless=True, rev_id='rev1')
return wt.branch.repository
def test_fetch_revision_already_exists(self):
# Make a repository with one revision.
source_repo = self.make_repository_with_one_revision()
# Fetch that revision into a second repository.
target_repo = self.make_repository('target')
target_repo.fetch(source_repo, revision_id='rev1')
# Now fetch again; there will be nothing to do. This should work
# without causing any errors.
target_repo.fetch(source_repo, revision_id='rev1')
def test_fetch_all_same_revisions_twice(self):
# Blind-fetching all the same revisions twice should succeed and be a
# no-op the second time.
repo = self.make_repository('repo')
tree = self.make_branch_and_tree('tree')
revision_id = tree.commit('test')
repo.fetch(tree.branch.repository)
repo.fetch(tree.branch.repository)
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