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# Copyright (C) 2006, 2007, 2008 Canonical Ltd
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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"""Tests for the Repository facility that are not interface tests.
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For interface tests see tests/per_repository/*.py.
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For concrete class tests see this file, and for storage formats tests
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from stat import S_ISDIR
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from StringIO import StringIO
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from bzrlib.errors import (NotBranchError,
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UnsupportedFormatError,
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from bzrlib import graph
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from bzrlib.btree_index import BTreeBuilder, BTreeGraphIndex
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from bzrlib.index import GraphIndex, InMemoryGraphIndex
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from bzrlib.repository import RepositoryFormat
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from bzrlib.smart import server
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from bzrlib.tests import (
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TestCaseWithTransport,
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from bzrlib.transport import (
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from bzrlib.transport.memory import MemoryServer
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from bzrlib.util import bencode
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revision as _mod_revision,
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from bzrlib.repofmt import knitrepo, weaverepo, pack_repo
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class TestDefaultFormat(TestCase):
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def test_get_set_default_format(self):
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old_default = bzrdir.format_registry.get('default')
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private_default = old_default().repository_format.__class__
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old_format = repository.RepositoryFormat.get_default_format()
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self.assertTrue(isinstance(old_format, private_default))
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def make_sample_bzrdir():
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my_bzrdir = bzrdir.BzrDirMetaFormat1()
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my_bzrdir.repository_format = SampleRepositoryFormat()
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bzrdir.format_registry.remove('default')
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bzrdir.format_registry.register('sample', make_sample_bzrdir, '')
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bzrdir.format_registry.set_default('sample')
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# creating a repository should now create an instrumented dir.
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# the default branch format is used by the meta dir format
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# which is not the default bzrdir format at this point
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dir = bzrdir.BzrDirMetaFormat1().initialize('memory:///')
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result = dir.create_repository()
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self.assertEqual(result, 'A bzr repository dir')
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bzrdir.format_registry.remove('default')
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bzrdir.format_registry.remove('sample')
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bzrdir.format_registry.register('default', old_default, '')
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self.assertIsInstance(repository.RepositoryFormat.get_default_format(),
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class SampleRepositoryFormat(repository.RepositoryFormat):
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this format is initializable, unsupported to aid in testing the
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open and open(unsupported=True) routines.
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def get_format_string(self):
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"""See RepositoryFormat.get_format_string()."""
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return "Sample .bzr repository format."
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def initialize(self, a_bzrdir, shared=False):
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"""Initialize a repository in a BzrDir"""
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t = a_bzrdir.get_repository_transport(self)
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t.put_bytes('format', self.get_format_string())
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return 'A bzr repository dir'
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def is_supported(self):
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def open(self, a_bzrdir, _found=False):
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return "opened repository."
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class TestRepositoryFormat(TestCaseWithTransport):
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"""Tests for the Repository format detection used by the bzr meta dir facility.BzrBranchFormat facility."""
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def test_find_format(self):
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# is the right format object found for a repository?
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# create a branch with a few known format objects.
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# this is not quite the same as
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self.build_tree(["foo/", "bar/"])
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def check_format(format, url):
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dir = format._matchingbzrdir.initialize(url)
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format.initialize(dir)
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t = get_transport(url)
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found_format = repository.RepositoryFormat.find_format(dir)
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self.failUnless(isinstance(found_format, format.__class__))
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check_format(weaverepo.RepositoryFormat7(), "bar")
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def test_find_format_no_repository(self):
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dir = bzrdir.BzrDirMetaFormat1().initialize(self.get_url())
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self.assertRaises(errors.NoRepositoryPresent,
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repository.RepositoryFormat.find_format,
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def test_find_format_unknown_format(self):
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dir = bzrdir.BzrDirMetaFormat1().initialize(self.get_url())
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SampleRepositoryFormat().initialize(dir)
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self.assertRaises(UnknownFormatError,
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repository.RepositoryFormat.find_format,
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def test_register_unregister_format(self):
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format = SampleRepositoryFormat()
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dir = bzrdir.BzrDirMetaFormat1().initialize(self.get_url())
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format.initialize(dir)
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# register a format for it.
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repository.RepositoryFormat.register_format(format)
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# which repository.Open will refuse (not supported)
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self.assertRaises(UnsupportedFormatError, repository.Repository.open, self.get_url())
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# but open(unsupported) will work
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self.assertEqual(format.open(dir), "opened repository.")
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# unregister the format
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repository.RepositoryFormat.unregister_format(format)
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class TestFormat6(TestCaseWithTransport):
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def test_attribute__fetch_order(self):
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"""Weaves need topological data insertion."""
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control = bzrdir.BzrDirFormat6().initialize(self.get_url())
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repo = weaverepo.RepositoryFormat6().initialize(control)
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self.assertEqual('topological', repo._fetch_order)
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def test_attribute__fetch_uses_deltas(self):
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"""Weaves do not reuse deltas."""
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control = bzrdir.BzrDirFormat6().initialize(self.get_url())
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repo = weaverepo.RepositoryFormat6().initialize(control)
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self.assertEqual(False, repo._fetch_uses_deltas)
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def test_attribute__fetch_reconcile(self):
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"""Weave repositories need a reconcile after fetch."""
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control = bzrdir.BzrDirFormat6().initialize(self.get_url())
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repo = weaverepo.RepositoryFormat6().initialize(control)
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self.assertEqual(True, repo._fetch_reconcile)
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def test_no_ancestry_weave(self):
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control = bzrdir.BzrDirFormat6().initialize(self.get_url())
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repo = weaverepo.RepositoryFormat6().initialize(control)
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# We no longer need to create the ancestry.weave file
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# since it is *never* used.
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self.assertRaises(NoSuchFile,
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control.transport.get,
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def test_supports_external_lookups(self):
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control = bzrdir.BzrDirFormat6().initialize(self.get_url())
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repo = weaverepo.RepositoryFormat6().initialize(control)
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self.assertFalse(repo._format.supports_external_lookups)
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class TestFormat7(TestCaseWithTransport):
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def test_attribute__fetch_order(self):
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"""Weaves need topological data insertion."""
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control = bzrdir.BzrDirMetaFormat1().initialize(self.get_url())
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repo = weaverepo.RepositoryFormat7().initialize(control)
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self.assertEqual('topological', repo._fetch_order)
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def test_attribute__fetch_uses_deltas(self):
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"""Weaves do not reuse deltas."""
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control = bzrdir.BzrDirMetaFormat1().initialize(self.get_url())
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repo = weaverepo.RepositoryFormat7().initialize(control)
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self.assertEqual(False, repo._fetch_uses_deltas)
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def test_attribute__fetch_reconcile(self):
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"""Weave repositories need a reconcile after fetch."""
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control = bzrdir.BzrDirMetaFormat1().initialize(self.get_url())
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repo = weaverepo.RepositoryFormat7().initialize(control)
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self.assertEqual(True, repo._fetch_reconcile)
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def test_disk_layout(self):
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control = bzrdir.BzrDirMetaFormat1().initialize(self.get_url())
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repo = weaverepo.RepositoryFormat7().initialize(control)
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# in case of side effects of locking.
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# format 'Bazaar-NG Repository format 7'
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# inventory.weave == empty_weave
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# empty revision-store directory
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# empty weaves directory
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t = control.get_repository_transport(None)
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self.assertEqualDiff('Bazaar-NG Repository format 7',
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t.get('format').read())
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self.assertTrue(S_ISDIR(t.stat('revision-store').st_mode))
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self.assertTrue(S_ISDIR(t.stat('weaves').st_mode))
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self.assertEqualDiff('# bzr weave file v5\n'
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t.get('inventory.weave').read())
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# Creating a file with id Foo:Bar results in a non-escaped file name on
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control.create_branch()
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tree = control.create_workingtree()
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tree.add(['foo'], ['Foo:Bar'], ['file'])
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tree.put_file_bytes_non_atomic('Foo:Bar', 'content\n')
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tree.commit('first post', rev_id='first')
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self.assertEqualDiff(
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'# bzr weave file v5\n'
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'1 7fe70820e08a1aac0ef224d9c66ab66831cc4ab1\n'
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t.get('weaves/74/Foo%3ABar.weave').read())
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def test_shared_disk_layout(self):
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control = bzrdir.BzrDirMetaFormat1().initialize(self.get_url())
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repo = weaverepo.RepositoryFormat7().initialize(control, shared=True)
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# format 'Bazaar-NG Repository format 7'
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# inventory.weave == empty_weave
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# empty revision-store directory
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# empty weaves directory
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# a 'shared-storage' marker file.
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# lock is not present when unlocked
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t = control.get_repository_transport(None)
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self.assertEqualDiff('Bazaar-NG Repository format 7',
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t.get('format').read())
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self.assertEqualDiff('', t.get('shared-storage').read())
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self.assertTrue(S_ISDIR(t.stat('revision-store').st_mode))
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self.assertTrue(S_ISDIR(t.stat('weaves').st_mode))
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self.assertEqualDiff('# bzr weave file v5\n'
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t.get('inventory.weave').read())
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self.assertFalse(t.has('branch-lock'))
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def test_creates_lockdir(self):
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"""Make sure it appears to be controlled by a LockDir existence"""
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control = bzrdir.BzrDirMetaFormat1().initialize(self.get_url())
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repo = weaverepo.RepositoryFormat7().initialize(control, shared=True)
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t = control.get_repository_transport(None)
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# TODO: Should check there is a 'lock' toplevel directory,
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# regardless of contents
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self.assertFalse(t.has('lock/held/info'))
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self.assertTrue(t.has('lock/held/info'))
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# unlock so we don't get a warning about failing to do so
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def test_uses_lockdir(self):
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"""repo format 7 actually locks on lockdir"""
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base_url = self.get_url()
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control = bzrdir.BzrDirMetaFormat1().initialize(base_url)
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repo = weaverepo.RepositoryFormat7().initialize(control, shared=True)
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t = control.get_repository_transport(None)
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# make sure the same lock is created by opening it
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repo = repository.Repository.open(base_url)
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self.assertTrue(t.has('lock/held/info'))
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self.assertFalse(t.has('lock/held/info'))
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def test_shared_no_tree_disk_layout(self):
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control = bzrdir.BzrDirMetaFormat1().initialize(self.get_url())
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repo = weaverepo.RepositoryFormat7().initialize(control, shared=True)
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repo.set_make_working_trees(False)
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# format 'Bazaar-NG Repository format 7'
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# inventory.weave == empty_weave
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# empty revision-store directory
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# empty weaves directory
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# a 'shared-storage' marker file.
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t = control.get_repository_transport(None)
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self.assertEqualDiff('Bazaar-NG Repository format 7',
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t.get('format').read())
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## self.assertEqualDiff('', t.get('lock').read())
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self.assertEqualDiff('', t.get('shared-storage').read())
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self.assertEqualDiff('', t.get('no-working-trees').read())
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repo.set_make_working_trees(True)
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self.assertFalse(t.has('no-working-trees'))
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self.assertTrue(S_ISDIR(t.stat('revision-store').st_mode))
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self.assertTrue(S_ISDIR(t.stat('weaves').st_mode))
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self.assertEqualDiff('# bzr weave file v5\n'
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t.get('inventory.weave').read())
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def test_supports_external_lookups(self):
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control = bzrdir.BzrDirMetaFormat1().initialize(self.get_url())
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repo = weaverepo.RepositoryFormat7().initialize(control)
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self.assertFalse(repo._format.supports_external_lookups)
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class TestFormatKnit1(TestCaseWithTransport):
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def test_attribute__fetch_order(self):
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"""Knits need topological data insertion."""
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repo = self.make_repository('.',
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format=bzrdir.format_registry.get('knit')())
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self.assertEqual('topological', repo._fetch_order)
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def test_attribute__fetch_uses_deltas(self):
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"""Knits reuse deltas."""
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repo = self.make_repository('.',
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format=bzrdir.format_registry.get('knit')())
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self.assertEqual(True, repo._fetch_uses_deltas)
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def test_disk_layout(self):
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control = bzrdir.BzrDirMetaFormat1().initialize(self.get_url())
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repo = knitrepo.RepositoryFormatKnit1().initialize(control)
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# in case of side effects of locking.
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# format 'Bazaar-NG Knit Repository Format 1'
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# lock: is a directory
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# inventory.weave == empty_weave
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# empty revision-store directory
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# empty weaves directory
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t = control.get_repository_transport(None)
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self.assertEqualDiff('Bazaar-NG Knit Repository Format 1',
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t.get('format').read())
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# XXX: no locks left when unlocked at the moment
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# self.assertEqualDiff('', t.get('lock').read())
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self.assertTrue(S_ISDIR(t.stat('knits').st_mode))
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# Check per-file knits.
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branch = control.create_branch()
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tree = control.create_workingtree()
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tree.add(['foo'], ['Nasty-IdC:'], ['file'])
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tree.put_file_bytes_non_atomic('Nasty-IdC:', '')
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tree.commit('1st post', rev_id='foo')
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self.assertHasKnit(t, 'knits/e8/%254easty-%2549d%2543%253a',
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'\nfoo fulltext 0 81 :')
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def assertHasKnit(self, t, knit_name, extra_content=''):
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"""Assert that knit_name exists on t."""
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self.assertEqualDiff('# bzr knit index 8\n' + extra_content,
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t.get(knit_name + '.kndx').read())
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def check_knits(self, t):
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"""check knit content for a repository."""
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self.assertHasKnit(t, 'inventory')
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self.assertHasKnit(t, 'revisions')
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self.assertHasKnit(t, 'signatures')
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def test_shared_disk_layout(self):
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control = bzrdir.BzrDirMetaFormat1().initialize(self.get_url())
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repo = knitrepo.RepositoryFormatKnit1().initialize(control, shared=True)
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# format 'Bazaar-NG Knit Repository Format 1'
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# lock: is a directory
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# inventory.weave == empty_weave
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# empty revision-store directory
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# empty weaves directory
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# a 'shared-storage' marker file.
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t = control.get_repository_transport(None)
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self.assertEqualDiff('Bazaar-NG Knit Repository Format 1',
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t.get('format').read())
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# XXX: no locks left when unlocked at the moment
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# self.assertEqualDiff('', t.get('lock').read())
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self.assertEqualDiff('', t.get('shared-storage').read())
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self.assertTrue(S_ISDIR(t.stat('knits').st_mode))
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def test_shared_no_tree_disk_layout(self):
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control = bzrdir.BzrDirMetaFormat1().initialize(self.get_url())
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repo = knitrepo.RepositoryFormatKnit1().initialize(control, shared=True)
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repo.set_make_working_trees(False)
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# format 'Bazaar-NG Knit Repository Format 1'
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# inventory.weave == empty_weave
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# empty revision-store directory
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# empty weaves directory
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# a 'shared-storage' marker file.
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t = control.get_repository_transport(None)
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self.assertEqualDiff('Bazaar-NG Knit Repository Format 1',
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t.get('format').read())
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# XXX: no locks left when unlocked at the moment
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# self.assertEqualDiff('', t.get('lock').read())
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self.assertEqualDiff('', t.get('shared-storage').read())
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self.assertEqualDiff('', t.get('no-working-trees').read())
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repo.set_make_working_trees(True)
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self.assertFalse(t.has('no-working-trees'))
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self.assertTrue(S_ISDIR(t.stat('knits').st_mode))
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def test_deserialise_sets_root_revision(self):
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"""We must have a inventory.root.revision
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Old versions of the XML5 serializer did not set the revision_id for
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the whole inventory. So we grab the one from the expected text. Which
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is valid when the api is not being abused.
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repo = self.make_repository('.',
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format=bzrdir.format_registry.get('knit')())
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inv_xml = '<inventory format="5">\n</inventory>\n'
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inv = repo.deserialise_inventory('test-rev-id', inv_xml)
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self.assertEqual('test-rev-id', inv.root.revision)
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def test_deserialise_uses_global_revision_id(self):
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"""If it is set, then we re-use the global revision id"""
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repo = self.make_repository('.',
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format=bzrdir.format_registry.get('knit')())
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inv_xml = ('<inventory format="5" revision_id="other-rev-id">\n'
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# Arguably, the deserialise_inventory should detect a mismatch, and
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# raise an error, rather than silently using one revision_id over the
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self.assertRaises(AssertionError, repo.deserialise_inventory,
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'test-rev-id', inv_xml)
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inv = repo.deserialise_inventory('other-rev-id', inv_xml)
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self.assertEqual('other-rev-id', inv.root.revision)
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def test_supports_external_lookups(self):
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repo = self.make_repository('.',
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format=bzrdir.format_registry.get('knit')())
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self.assertFalse(repo._format.supports_external_lookups)
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class DummyRepository(object):
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"""A dummy repository for testing."""
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def supports_rich_root(self):
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raise NotImplementedError
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def get_parent_map(self, revision_ids):
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raise NotImplementedError
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class InterDummy(repository.InterRepository):
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"""An inter-repository optimised code path for DummyRepository.
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This is for use during testing where we use DummyRepository as repositories
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so that none of the default regsitered inter-repository classes will
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def is_compatible(repo_source, repo_target):
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"""InterDummy is compatible with DummyRepository."""
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return (isinstance(repo_source, DummyRepository) and
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isinstance(repo_target, DummyRepository))
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class TestInterRepository(TestCaseWithTransport):
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def test_get_default_inter_repository(self):
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# test that the InterRepository.get(repo_a, repo_b) probes
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# for a inter_repo class where is_compatible(repo_a, repo_b) returns
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# true and returns a default inter_repo otherwise.
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# This also tests that the default registered optimised interrepository
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# classes do not barf inappropriately when a surprising repository type
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dummy_a = DummyRepository()
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dummy_b = DummyRepository()
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self.assertGetsDefaultInterRepository(dummy_a, dummy_b)
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def assertGetsDefaultInterRepository(self, repo_a, repo_b):
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"""Asserts that InterRepository.get(repo_a, repo_b) -> the default.
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The effective default is now InterSameDataRepository because there is
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no actual sane default in the presence of incompatible data models.
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inter_repo = repository.InterRepository.get(repo_a, repo_b)
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self.assertEqual(repository.InterSameDataRepository,
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inter_repo.__class__)
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self.assertEqual(repo_a, inter_repo.source)
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self.assertEqual(repo_b, inter_repo.target)
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def test_register_inter_repository_class(self):
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# test that a optimised code path provider - a
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# InterRepository subclass can be registered and unregistered
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# and that it is correctly selected when given a repository
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# pair that it returns true on for the is_compatible static method
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dummy_a = DummyRepository()
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dummy_b = DummyRepository()
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repo = self.make_repository('.')
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# hack dummies to look like repo somewhat.
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dummy_a._serializer = repo._serializer
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dummy_b._serializer = repo._serializer
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repository.InterRepository.register_optimiser(InterDummy)
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# we should get the default for something InterDummy returns False
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self.assertFalse(InterDummy.is_compatible(dummy_a, repo))
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self.assertGetsDefaultInterRepository(dummy_a, repo)
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# and we should get an InterDummy for a pair it 'likes'
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self.assertTrue(InterDummy.is_compatible(dummy_a, dummy_b))
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inter_repo = repository.InterRepository.get(dummy_a, dummy_b)
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self.assertEqual(InterDummy, inter_repo.__class__)
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self.assertEqual(dummy_a, inter_repo.source)
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self.assertEqual(dummy_b, inter_repo.target)
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repository.InterRepository.unregister_optimiser(InterDummy)
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# now we should get the default InterRepository object again.
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self.assertGetsDefaultInterRepository(dummy_a, dummy_b)
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class TestInterWeaveRepo(TestCaseWithTransport):
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def test_is_compatible_and_registered(self):
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# InterWeaveRepo is compatible when either side
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# is a format 5/6/7 branch
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from bzrlib.repofmt import knitrepo, weaverepo
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formats = [weaverepo.RepositoryFormat5(),
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weaverepo.RepositoryFormat6(),
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weaverepo.RepositoryFormat7()]
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incompatible_formats = [weaverepo.RepositoryFormat4(),
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knitrepo.RepositoryFormatKnit1(),
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repo_a = self.make_repository('a')
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repo_b = self.make_repository('b')
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is_compatible = repository.InterWeaveRepo.is_compatible
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for source in incompatible_formats:
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# force incompatible left then right
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repo_a._format = source
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repo_b._format = formats[0]
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self.assertFalse(is_compatible(repo_a, repo_b))
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self.assertFalse(is_compatible(repo_b, repo_a))
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for source in formats:
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repo_a._format = source
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for target in formats:
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repo_b._format = target
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self.assertTrue(is_compatible(repo_a, repo_b))
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self.assertEqual(repository.InterWeaveRepo,
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repository.InterRepository.get(repo_a,
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class TestRepositoryConverter(TestCaseWithTransport):
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def test_convert_empty(self):
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t = get_transport(self.get_url('.'))
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t.mkdir('repository')
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repo_dir = bzrdir.BzrDirMetaFormat1().initialize('repository')
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repo = weaverepo.RepositoryFormat7().initialize(repo_dir)
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target_format = knitrepo.RepositoryFormatKnit1()
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converter = repository.CopyConverter(target_format)
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pb = bzrlib.ui.ui_factory.nested_progress_bar()
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converter.convert(repo, pb)
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repo = repo_dir.open_repository()
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self.assertTrue(isinstance(target_format, repo._format.__class__))
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class TestMisc(TestCase):
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def test_unescape_xml(self):
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"""We get some kind of error when malformed entities are passed"""
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self.assertRaises(KeyError, repository._unescape_xml, 'foo&bar;')
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class TestRepositoryFormatKnit3(TestCaseWithTransport):
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def test_attribute__fetch_order(self):
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"""Knits need topological data insertion."""
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format = bzrdir.BzrDirMetaFormat1()
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format.repository_format = knitrepo.RepositoryFormatKnit3()
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repo = self.make_repository('.', format=format)
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self.assertEqual('topological', repo._fetch_order)
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def test_attribute__fetch_uses_deltas(self):
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"""Knits reuse deltas."""
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format = bzrdir.BzrDirMetaFormat1()
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format.repository_format = knitrepo.RepositoryFormatKnit3()
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repo = self.make_repository('.', format=format)
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self.assertEqual(True, repo._fetch_uses_deltas)
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def test_convert(self):
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"""Ensure the upgrade adds weaves for roots"""
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format = bzrdir.BzrDirMetaFormat1()
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format.repository_format = knitrepo.RepositoryFormatKnit1()
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tree = self.make_branch_and_tree('.', format)
636
tree.commit("Dull commit", rev_id="dull")
637
revision_tree = tree.branch.repository.revision_tree('dull')
638
revision_tree.lock_read()
640
self.assertRaises(errors.NoSuchFile, revision_tree.get_file_lines,
641
revision_tree.inventory.root.file_id)
643
revision_tree.unlock()
644
format = bzrdir.BzrDirMetaFormat1()
645
format.repository_format = knitrepo.RepositoryFormatKnit3()
646
upgrade.Convert('.', format)
647
tree = workingtree.WorkingTree.open('.')
648
revision_tree = tree.branch.repository.revision_tree('dull')
649
revision_tree.lock_read()
651
revision_tree.get_file_lines(revision_tree.inventory.root.file_id)
653
revision_tree.unlock()
654
tree.commit("Another dull commit", rev_id='dull2')
655
revision_tree = tree.branch.repository.revision_tree('dull2')
656
revision_tree.lock_read()
657
self.addCleanup(revision_tree.unlock)
658
self.assertEqual('dull', revision_tree.inventory.root.revision)
660
def test_supports_external_lookups(self):
661
format = bzrdir.BzrDirMetaFormat1()
662
format.repository_format = knitrepo.RepositoryFormatKnit3()
663
repo = self.make_repository('.', format=format)
664
self.assertFalse(repo._format.supports_external_lookups)
667
class TestWithBrokenRepo(TestCaseWithTransport):
668
"""These tests seem to be more appropriate as interface tests?"""
670
def make_broken_repository(self):
671
# XXX: This function is borrowed from Aaron's "Reconcile can fix bad
672
# parent references" branch which is due to land in bzr.dev soon. Once
673
# it does, this duplication should be removed.
674
repo = self.make_repository('broken-repo')
678
cleanups.append(repo.unlock)
679
repo.start_write_group()
680
cleanups.append(repo.commit_write_group)
681
# make rev1a: A well-formed revision, containing 'file1'
682
inv = inventory.Inventory(revision_id='rev1a')
683
inv.root.revision = 'rev1a'
684
self.add_file(repo, inv, 'file1', 'rev1a', [])
685
repo.add_inventory('rev1a', inv, [])
686
revision = _mod_revision.Revision('rev1a',
687
committer='jrandom@example.com', timestamp=0,
688
inventory_sha1='', timezone=0, message='foo', parent_ids=[])
689
repo.add_revision('rev1a',revision, inv)
691
# make rev1b, which has no Revision, but has an Inventory, and
693
inv = inventory.Inventory(revision_id='rev1b')
694
inv.root.revision = 'rev1b'
695
self.add_file(repo, inv, 'file1', 'rev1b', [])
696
repo.add_inventory('rev1b', inv, [])
698
# make rev2, with file1 and file2
700
# file1 has 'rev1b' as an ancestor, even though this is not
701
# mentioned by 'rev1a', making it an unreferenced ancestor
702
inv = inventory.Inventory()
703
self.add_file(repo, inv, 'file1', 'rev2', ['rev1a', 'rev1b'])
704
self.add_file(repo, inv, 'file2', 'rev2', [])
705
self.add_revision(repo, 'rev2', inv, ['rev1a'])
707
# make ghost revision rev1c
708
inv = inventory.Inventory()
709
self.add_file(repo, inv, 'file2', 'rev1c', [])
711
# make rev3 with file2
712
# file2 refers to 'rev1c', which is a ghost in this repository, so
713
# file2 cannot have rev1c as its ancestor.
714
inv = inventory.Inventory()
715
self.add_file(repo, inv, 'file2', 'rev3', ['rev1c'])
716
self.add_revision(repo, 'rev3', inv, ['rev1c'])
719
for cleanup in reversed(cleanups):
722
def add_revision(self, repo, revision_id, inv, parent_ids):
723
inv.revision_id = revision_id
724
inv.root.revision = revision_id
725
repo.add_inventory(revision_id, inv, parent_ids)
726
revision = _mod_revision.Revision(revision_id,
727
committer='jrandom@example.com', timestamp=0, inventory_sha1='',
728
timezone=0, message='foo', parent_ids=parent_ids)
729
repo.add_revision(revision_id,revision, inv)
731
def add_file(self, repo, inv, filename, revision, parents):
732
file_id = filename + '-id'
733
entry = inventory.InventoryFile(file_id, filename, 'TREE_ROOT')
734
entry.revision = revision
737
text_key = (file_id, revision)
738
parent_keys = [(file_id, parent) for parent in parents]
739
repo.texts.add_lines(text_key, parent_keys, ['line\n'])
741
def test_insert_from_broken_repo(self):
742
"""Inserting a data stream from a broken repository won't silently
743
corrupt the target repository.
745
broken_repo = self.make_broken_repository()
746
empty_repo = self.make_repository('empty-repo')
747
self.assertRaises((errors.RevisionNotPresent, errors.BzrCheckError),
748
empty_repo.fetch, broken_repo)
751
class TestRepositoryPackCollection(TestCaseWithTransport):
753
def get_format(self):
754
return bzrdir.format_registry.make_bzrdir('pack-0.92')
757
format = self.get_format()
758
repo = self.make_repository('.', format=format)
759
return repo._pack_collection
761
def test__max_pack_count(self):
762
"""The maximum pack count is a function of the number of revisions."""
763
# no revisions - one pack, so that we can have a revision free repo
764
# without it blowing up
765
packs = self.get_packs()
766
self.assertEqual(1, packs._max_pack_count(0))
767
# after that the sum of the digits, - check the first 1-9
768
self.assertEqual(1, packs._max_pack_count(1))
769
self.assertEqual(2, packs._max_pack_count(2))
770
self.assertEqual(3, packs._max_pack_count(3))
771
self.assertEqual(4, packs._max_pack_count(4))
772
self.assertEqual(5, packs._max_pack_count(5))
773
self.assertEqual(6, packs._max_pack_count(6))
774
self.assertEqual(7, packs._max_pack_count(7))
775
self.assertEqual(8, packs._max_pack_count(8))
776
self.assertEqual(9, packs._max_pack_count(9))
777
# check the boundary cases with two digits for the next decade
778
self.assertEqual(1, packs._max_pack_count(10))
779
self.assertEqual(2, packs._max_pack_count(11))
780
self.assertEqual(10, packs._max_pack_count(19))
781
self.assertEqual(2, packs._max_pack_count(20))
782
self.assertEqual(3, packs._max_pack_count(21))
783
# check some arbitrary big numbers
784
self.assertEqual(25, packs._max_pack_count(112894))
786
def test_pack_distribution_zero(self):
787
packs = self.get_packs()
788
self.assertEqual([0], packs.pack_distribution(0))
790
def test_ensure_loaded_unlocked(self):
791
packs = self.get_packs()
792
self.assertRaises(errors.ObjectNotLocked,
795
def test_pack_distribution_one_to_nine(self):
796
packs = self.get_packs()
797
self.assertEqual([1],
798
packs.pack_distribution(1))
799
self.assertEqual([1, 1],
800
packs.pack_distribution(2))
801
self.assertEqual([1, 1, 1],
802
packs.pack_distribution(3))
803
self.assertEqual([1, 1, 1, 1],
804
packs.pack_distribution(4))
805
self.assertEqual([1, 1, 1, 1, 1],
806
packs.pack_distribution(5))
807
self.assertEqual([1, 1, 1, 1, 1, 1],
808
packs.pack_distribution(6))
809
self.assertEqual([1, 1, 1, 1, 1, 1, 1],
810
packs.pack_distribution(7))
811
self.assertEqual([1, 1, 1, 1, 1, 1, 1, 1],
812
packs.pack_distribution(8))
813
self.assertEqual([1, 1, 1, 1, 1, 1, 1, 1, 1],
814
packs.pack_distribution(9))
816
def test_pack_distribution_stable_at_boundaries(self):
817
"""When there are multi-rev packs the counts are stable."""
818
packs = self.get_packs()
820
self.assertEqual([10], packs.pack_distribution(10))
821
self.assertEqual([10, 1], packs.pack_distribution(11))
822
self.assertEqual([10, 10], packs.pack_distribution(20))
823
self.assertEqual([10, 10, 1], packs.pack_distribution(21))
825
self.assertEqual([100], packs.pack_distribution(100))
826
self.assertEqual([100, 1], packs.pack_distribution(101))
827
self.assertEqual([100, 10, 1], packs.pack_distribution(111))
828
self.assertEqual([100, 100], packs.pack_distribution(200))
829
self.assertEqual([100, 100, 1], packs.pack_distribution(201))
830
self.assertEqual([100, 100, 10, 1], packs.pack_distribution(211))
832
def test_plan_pack_operations_2009_revisions_skip_all_packs(self):
833
packs = self.get_packs()
834
existing_packs = [(2000, "big"), (9, "medium")]
835
# rev count - 2009 -> 2x1000 + 9x1
836
pack_operations = packs.plan_autopack_combinations(
837
existing_packs, [1000, 1000, 1, 1, 1, 1, 1, 1, 1, 1, 1])
838
self.assertEqual([], pack_operations)
840
def test_plan_pack_operations_2010_revisions_skip_all_packs(self):
841
packs = self.get_packs()
842
existing_packs = [(2000, "big"), (9, "medium"), (1, "single")]
843
# rev count - 2010 -> 2x1000 + 1x10
844
pack_operations = packs.plan_autopack_combinations(
845
existing_packs, [1000, 1000, 10])
846
self.assertEqual([], pack_operations)
848
def test_plan_pack_operations_2010_combines_smallest_two(self):
849
packs = self.get_packs()
850
existing_packs = [(1999, "big"), (9, "medium"), (1, "single2"),
852
# rev count - 2010 -> 2x1000 + 1x10 (3)
853
pack_operations = packs.plan_autopack_combinations(
854
existing_packs, [1000, 1000, 10])
855
self.assertEqual([[2, ["single2", "single1"]]], pack_operations)
857
def test_plan_pack_operations_creates_a_single_op(self):
858
packs = self.get_packs()
859
existing_packs = [(50, 'a'), (40, 'b'), (30, 'c'), (10, 'd'),
860
(10, 'e'), (6, 'f'), (4, 'g')]
861
# rev count 150 -> 1x100 and 5x10
862
# The two size 10 packs do not need to be touched. The 50, 40, 30 would
863
# be combined into a single 120 size pack, and the 6 & 4 would
864
# becombined into a size 10 pack. However, if we have to rewrite them,
865
# we save a pack file with no increased I/O by putting them into the
867
distribution = packs.pack_distribution(150)
868
pack_operations = packs.plan_autopack_combinations(existing_packs,
870
self.assertEqual([[130, ['a', 'b', 'c', 'f', 'g']]], pack_operations)
872
def test_all_packs_none(self):
873
format = self.get_format()
874
tree = self.make_branch_and_tree('.', format=format)
876
self.addCleanup(tree.unlock)
877
packs = tree.branch.repository._pack_collection
878
packs.ensure_loaded()
879
self.assertEqual([], packs.all_packs())
881
def test_all_packs_one(self):
882
format = self.get_format()
883
tree = self.make_branch_and_tree('.', format=format)
886
self.addCleanup(tree.unlock)
887
packs = tree.branch.repository._pack_collection
888
packs.ensure_loaded()
890
packs.get_pack_by_name(packs.names()[0])],
893
def test_all_packs_two(self):
894
format = self.get_format()
895
tree = self.make_branch_and_tree('.', format=format)
897
tree.commit('continue')
899
self.addCleanup(tree.unlock)
900
packs = tree.branch.repository._pack_collection
901
packs.ensure_loaded()
903
packs.get_pack_by_name(packs.names()[0]),
904
packs.get_pack_by_name(packs.names()[1]),
905
], packs.all_packs())
907
def test_get_pack_by_name(self):
908
format = self.get_format()
909
tree = self.make_branch_and_tree('.', format=format)
912
self.addCleanup(tree.unlock)
913
packs = tree.branch.repository._pack_collection
914
packs.ensure_loaded()
915
name = packs.names()[0]
916
pack_1 = packs.get_pack_by_name(name)
917
# the pack should be correctly initialised
918
sizes = packs._names[name]
919
rev_index = GraphIndex(packs._index_transport, name + '.rix', sizes[0])
920
inv_index = GraphIndex(packs._index_transport, name + '.iix', sizes[1])
921
txt_index = GraphIndex(packs._index_transport, name + '.tix', sizes[2])
922
sig_index = GraphIndex(packs._index_transport, name + '.six', sizes[3])
923
self.assertEqual(pack_repo.ExistingPack(packs._pack_transport,
924
name, rev_index, inv_index, txt_index, sig_index), pack_1)
925
# and the same instance should be returned on successive calls.
926
self.assertTrue(pack_1 is packs.get_pack_by_name(name))
928
def test_reload_pack_names_new_entry(self):
929
tree = self.make_branch_and_tree('.')
931
self.addCleanup(tree.unlock)
932
rev1 = tree.commit('one')
933
rev2 = tree.commit('two')
934
r = repository.Repository.open('.')
936
self.addCleanup(r.unlock)
937
packs = r._pack_collection
938
packs.ensure_loaded()
939
names = packs.names()
940
# Add a new pack file into the repository
941
rev3 = tree.commit('three')
942
new_names = tree.branch.repository._pack_collection.names()
943
new_name = set(new_names).difference(names)
944
self.assertEqual(1, len(new_name))
945
new_name = new_name.pop()
946
# The old collection hasn't noticed yet
947
self.assertEqual(names, packs.names())
948
self.assertTrue(packs.reload_pack_names())
949
self.assertEqual(new_names, packs.names())
950
# And the repository can access the new revision
951
self.assertEqual({rev3:(rev2,)}, r.get_parent_map([rev3]))
952
self.assertFalse(packs.reload_pack_names())
954
def test_reload_pack_names_added_and_removed(self):
955
tree = self.make_branch_and_tree('.')
957
self.addCleanup(tree.unlock)
958
rev1 = tree.commit('one')
959
rev2 = tree.commit('two')
960
r = repository.Repository.open('.')
962
self.addCleanup(r.unlock)
963
packs = r._pack_collection
964
packs.ensure_loaded()
965
names = packs.names()
966
# Now repack the whole thing
967
tree.branch.repository.pack()
968
new_names = tree.branch.repository._pack_collection.names()
969
# The other collection hasn't noticed yet
970
self.assertEqual(names, packs.names())
971
self.assertTrue(packs.reload_pack_names())
972
self.assertEqual(new_names, packs.names())
973
self.assertEqual({rev2:(rev1,)}, r.get_parent_map([rev2]))
974
self.assertFalse(packs.reload_pack_names())
977
class TestPack(TestCaseWithTransport):
978
"""Tests for the Pack object."""
980
def assertCurrentlyEqual(self, left, right):
981
self.assertTrue(left == right)
982
self.assertTrue(right == left)
983
self.assertFalse(left != right)
984
self.assertFalse(right != left)
986
def assertCurrentlyNotEqual(self, left, right):
987
self.assertFalse(left == right)
988
self.assertFalse(right == left)
989
self.assertTrue(left != right)
990
self.assertTrue(right != left)
992
def test___eq____ne__(self):
993
left = pack_repo.ExistingPack('', '', '', '', '', '')
994
right = pack_repo.ExistingPack('', '', '', '', '', '')
995
self.assertCurrentlyEqual(left, right)
996
# change all attributes and ensure equality changes as we do.
997
left.revision_index = 'a'
998
self.assertCurrentlyNotEqual(left, right)
999
right.revision_index = 'a'
1000
self.assertCurrentlyEqual(left, right)
1001
left.inventory_index = 'a'
1002
self.assertCurrentlyNotEqual(left, right)
1003
right.inventory_index = 'a'
1004
self.assertCurrentlyEqual(left, right)
1005
left.text_index = 'a'
1006
self.assertCurrentlyNotEqual(left, right)
1007
right.text_index = 'a'
1008
self.assertCurrentlyEqual(left, right)
1009
left.signature_index = 'a'
1010
self.assertCurrentlyNotEqual(left, right)
1011
right.signature_index = 'a'
1012
self.assertCurrentlyEqual(left, right)
1014
self.assertCurrentlyNotEqual(left, right)
1016
self.assertCurrentlyEqual(left, right)
1017
left.transport = 'a'
1018
self.assertCurrentlyNotEqual(left, right)
1019
right.transport = 'a'
1020
self.assertCurrentlyEqual(left, right)
1022
def test_file_name(self):
1023
pack = pack_repo.ExistingPack('', 'a_name', '', '', '', '')
1024
self.assertEqual('a_name.pack', pack.file_name())
1027
class TestNewPack(TestCaseWithTransport):
1028
"""Tests for pack_repo.NewPack."""
1030
def test_new_instance_attributes(self):
1031
upload_transport = self.get_transport('upload')
1032
pack_transport = self.get_transport('pack')
1033
index_transport = self.get_transport('index')
1034
upload_transport.mkdir('.')
1035
collection = pack_repo.RepositoryPackCollection(repo=None,
1036
transport=self.get_transport('.'),
1037
index_transport=index_transport,
1038
upload_transport=upload_transport,
1039
pack_transport=pack_transport,
1040
index_builder_class=BTreeBuilder,
1041
index_class=BTreeGraphIndex)
1042
pack = pack_repo.NewPack(collection)
1043
self.assertIsInstance(pack.revision_index, BTreeBuilder)
1044
self.assertIsInstance(pack.inventory_index, BTreeBuilder)
1045
self.assertIsInstance(pack._hash, type(osutils.md5()))
1046
self.assertTrue(pack.upload_transport is upload_transport)
1047
self.assertTrue(pack.index_transport is index_transport)
1048
self.assertTrue(pack.pack_transport is pack_transport)
1049
self.assertEqual(None, pack.index_sizes)
1050
self.assertEqual(20, len(pack.random_name))
1051
self.assertIsInstance(pack.random_name, str)
1052
self.assertIsInstance(pack.start_time, float)
1055
class TestPacker(TestCaseWithTransport):
1056
"""Tests for the packs repository Packer class."""
1058
# To date, this class has been factored out and nothing new added to it;
1059
# thus there are not yet any tests.
1062
class TestOptimisingPacker(TestCaseWithTransport):
1063
"""Tests for the OptimisingPacker class."""
1065
def get_pack_collection(self):
1066
repo = self.make_repository('.')
1067
return repo._pack_collection
1069
def test_open_pack_will_optimise(self):
1070
packer = pack_repo.OptimisingPacker(self.get_pack_collection(),
1072
new_pack = packer.open_pack()
1073
self.assertIsInstance(new_pack, pack_repo.NewPack)
1074
self.assertTrue(new_pack.revision_index._optimize_for_size)
1075
self.assertTrue(new_pack.inventory_index._optimize_for_size)
1076
self.assertTrue(new_pack.text_index._optimize_for_size)
1077
self.assertTrue(new_pack.signature_index._optimize_for_size)
1080
class TestInterDifferingSerializer(TestCaseWithTransport):
1082
def test_progress_bar(self):
1083
tree = self.make_branch_and_tree('tree')
1084
tree.commit('rev1', rev_id='rev-1')
1085
tree.commit('rev2', rev_id='rev-2')
1086
tree.commit('rev3', rev_id='rev-3')
1087
repo = self.make_repository('repo')
1088
inter_repo = repository.InterDifferingSerializer(
1089
tree.branch.repository, repo)
1090
pb = progress.InstrumentedProgress(to_file=StringIO())
1091
pb.never_throttle = True
1092
inter_repo.fetch('rev-1', pb)
1093
self.assertEqual('Transferring revisions', pb.last_msg)
1094
self.assertEqual(1, pb.last_cnt)
1095
self.assertEqual(1, pb.last_total)
1096
inter_repo.fetch('rev-3', pb)
1097
self.assertEqual(2, pb.last_cnt)
1098
self.assertEqual(2, pb.last_total)
added
removed
bzrlib/tests/test_repository.py
