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# Copyright (C) 2005, 2006, 2008 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
import sys
import bzrlib
from bzrlib import (
errors,
repository,
osutils,
)
from bzrlib.errors import (
NoSuchRevision,
)
from bzrlib.revision import (
NULL_REVISION,
Revision,
)
from bzrlib.tests import (
TestNotApplicable,
)
from bzrlib.tests.interrepository_implementations import (
TestCaseWithInterRepository,
)
from bzrlib.tests.interrepository_implementations.test_interrepository import (
check_repo_format_for_funky_id_on_win32
)
class TestInterRepository(TestCaseWithInterRepository):
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.lock_read()
self.addCleanup(tree.unlock)
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_basis_text(self):
"""If fetching a delta, we should die if a basis is not present."""
tree = self.make_branch_and_tree('tree')
self.build_tree(['tree/a'])
tree.add(['a'], ['a-id'])
tree.commit('one', rev_id='rev-one')
self.build_tree_contents([('tree/a', 'new contents\n')])
tree.commit('two', rev_id='rev-two')
to_repo = self.make_to_repository('to_repo')
# We build a broken revision so that we can test the fetch code dies
# properly. So copy the inventory and revision, but not the text.
to_repo.lock_write()
try:
to_repo.start_write_group()
inv = tree.branch.repository.get_inventory('rev-one')
to_repo.add_inventory('rev-one', inv, [])
rev = tree.branch.repository.get_revision('rev-one')
to_repo.add_revision('rev-one', rev, inv=inv)
to_repo.commit_write_group()
finally:
to_repo.unlock()
# Implementations can either ensure that the target of the delta is
# reconstructable, or raise an exception (which stream based copies
# generally do).
try:
to_repo.fetch(tree.branch.repository, 'rev-two')
except (errors.BzrCheckError, errors.RevisionNotPresent), e:
# If an exception is raised, the revision should not be in the
# target.
#
# Can also just raise a generic check errors; stream insertion
# does this to include all the missing data
self.assertRaises((errors.NoSuchRevision, errors.RevisionNotPresent),
to_repo.revision_tree, 'rev-two')
else:
# If not exception is raised, then the text should be
# available.
to_repo.lock_read()
try:
rt = to_repo.revision_tree('rev-two')
self.assertEqual('new contents\n',
rt.get_file_text('a-id'))
finally:
to_repo.unlock()
def test_fetch_missing_revision_same_location_fails(self):
repo_a = self.make_repository('.')
repo_b = repository.Repository.open('.')
try:
self.assertRaises(errors.NoSuchRevision, repo_b.fetch, repo_a, revision_id='XXX')
except errors.LockError, e:
check_old_format_lock_error(self.repository_format)
def test_fetch_same_location_trivial_works(self):
repo_a = self.make_repository('.')
repo_b = repository.Repository.open('.')
try:
repo_a.fetch(repo_b)
except errors.LockError, e:
check_old_format_lock_error(self.repository_format)
def test_fetch_missing_text_other_location_fails(self):
source_tree = self.make_branch_and_tree('source')
source = source_tree.branch.repository
target = self.make_to_repository('target')
# start by adding a file so the data knit for the file exists in
# repositories that have specific files for each fileid.
self.build_tree(['source/id'])
source_tree.add(['id'], ['id'])
source_tree.commit('a', rev_id='a')
# now we manually insert a revision with an inventory referencing
# 'id' at revision 'b', but we do not insert revision b.
# this should ensure that the new versions of files are being checked
# for during pull operations
inv = source.get_inventory('a')
source.lock_write()
self.addCleanup(source.unlock)
source.start_write_group()
inv['id'].revision = 'b'
inv.revision_id = 'b'
sha1 = source.add_inventory('b', inv, ['a'])
rev = Revision(timestamp=0,
timezone=None,
committer="Foo Bar <foo@example.com>",
message="Message",
inventory_sha1=sha1,
revision_id='b')
rev.parent_ids = ['a']
source.add_revision('b', rev)
source.commit_write_group()
self.assertRaises(errors.RevisionNotPresent, target.fetch, source)
self.assertFalse(target.has_revision('b'))
def test_fetch_funky_file_id(self):
from_tree = self.make_branch_and_tree('tree')
if sys.platform == 'win32':
from_repo = from_tree.branch.repository
check_repo_format_for_funky_id_on_win32(from_repo)
self.build_tree(['tree/filename'])
from_tree.add('filename', 'funky-chars<>%&;"\'')
from_tree.commit('commit filename')
to_repo = self.make_to_repository('to')
to_repo.fetch(from_tree.branch.repository, from_tree.get_parent_ids()[0])
def test_fetch_revision_hash(self):
"""Ensure that inventory hashes are updated by fetch"""
from_tree = self.make_branch_and_tree('tree')
from_tree.commit('foo', rev_id='foo-id')
to_repo = self.make_to_repository('to')
to_repo.fetch(from_tree.branch.repository)
recorded_inv_sha1 = to_repo.get_inventory_sha1('foo-id')
xml = to_repo.get_inventory_xml('foo-id')
computed_inv_sha1 = osutils.sha_string(xml)
self.assertEqual(computed_inv_sha1, recorded_inv_sha1)
class TestFetchDependentData(TestCaseWithInterRepository):
def test_reference(self):
from_tree = self.make_branch_and_tree('tree')
to_repo = self.make_to_repository('to')
if (not from_tree.supports_tree_reference() or
not from_tree.branch.repository._format.supports_tree_reference or
not to_repo._format.supports_tree_reference):
raise TestNotApplicable("Need subtree support.")
subtree = self.make_branch_and_tree('tree/subtree')
subtree.commit('subrev 1')
from_tree.add_reference(subtree)
tree_rev = from_tree.commit('foo')
# now from_tree has a last-modified of subtree of the rev id of the
# commit for foo, and a reference revision of the rev id of the commit
# for subrev 1
to_repo.fetch(from_tree.branch.repository, tree_rev)
# to_repo should have a file_graph for from_tree.path2id('subtree') and
# revid tree_rev.
file_id = from_tree.path2id('subtree')
to_repo.lock_read()
try:
self.assertEqual({(file_id, tree_rev):()},
to_repo.texts.get_parent_map([(file_id, tree_rev)]))
finally:
to_repo.unlock()
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