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# Copyright (C) 2006, 2007, 2008, 2009 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 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.branchbuilder import BranchBuilder
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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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revision as _mod_revision,
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from bzrlib.repofmt import (
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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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old_format.__class__)
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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._format._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._format._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._format._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._format._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._format._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._format._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._format._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._format._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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if self._format is not None:
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return self._format.rich_root_data
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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_a._format = RepositoryFormat()
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dummy_b = DummyRepository()
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dummy_b._format = RepositoryFormat()
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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_a._format.supports_tree_reference = repo._format.supports_tree_reference
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dummy_a._format.rich_root_data = repo._format.rich_root_data
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dummy_b._serializer = repo._serializer
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dummy_b._format.supports_tree_reference = repo._format.supports_tree_reference
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dummy_b._format.rich_root_data = repo._format.rich_root_data
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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._format._fetch_order)
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def test_attribute__fetch_uses_deltas(self):
642
"""Knits reuse deltas."""
643
format = bzrdir.BzrDirMetaFormat1()
644
format.repository_format = knitrepo.RepositoryFormatKnit3()
645
repo = self.make_repository('.', format=format)
646
self.assertEqual(True, repo._format._fetch_uses_deltas)
648
def test_convert(self):
649
"""Ensure the upgrade adds weaves for roots"""
650
format = bzrdir.BzrDirMetaFormat1()
651
format.repository_format = knitrepo.RepositoryFormatKnit1()
652
tree = self.make_branch_and_tree('.', format)
653
tree.commit("Dull commit", rev_id="dull")
654
revision_tree = tree.branch.repository.revision_tree('dull')
655
revision_tree.lock_read()
657
self.assertRaises(errors.NoSuchFile, revision_tree.get_file_lines,
658
revision_tree.inventory.root.file_id)
660
revision_tree.unlock()
661
format = bzrdir.BzrDirMetaFormat1()
662
format.repository_format = knitrepo.RepositoryFormatKnit3()
663
upgrade.Convert('.', format)
664
tree = workingtree.WorkingTree.open('.')
665
revision_tree = tree.branch.repository.revision_tree('dull')
666
revision_tree.lock_read()
668
revision_tree.get_file_lines(revision_tree.inventory.root.file_id)
670
revision_tree.unlock()
671
tree.commit("Another dull commit", rev_id='dull2')
672
revision_tree = tree.branch.repository.revision_tree('dull2')
673
revision_tree.lock_read()
674
self.addCleanup(revision_tree.unlock)
675
self.assertEqual('dull', revision_tree.inventory.root.revision)
677
def test_supports_external_lookups(self):
678
format = bzrdir.BzrDirMetaFormat1()
679
format.repository_format = knitrepo.RepositoryFormatKnit3()
680
repo = self.make_repository('.', format=format)
681
self.assertFalse(repo._format.supports_external_lookups)
684
class Test2a(tests.TestCaseWithMemoryTransport):
686
def test_fetch_combines_groups(self):
687
builder = self.make_branch_builder('source', format='2a')
688
builder.start_series()
689
builder.build_snapshot('1', None, [
690
('add', ('', 'root-id', 'directory', '')),
691
('add', ('file', 'file-id', 'file', 'content\n'))])
692
builder.build_snapshot('2', ['1'], [
693
('modify', ('file-id', 'content-2\n'))])
694
builder.finish_series()
695
source = builder.get_branch()
696
target = self.make_repository('target', format='2a')
697
target.fetch(source.repository)
699
self.addCleanup(target.unlock)
700
details = target.texts._index.get_build_details(
701
[('file-id', '1',), ('file-id', '2',)])
702
file_1_details = details[('file-id', '1')]
703
file_2_details = details[('file-id', '2')]
704
# The index, and what to read off disk, should be the same for both
705
# versions of the file.
706
self.assertEqual(file_1_details[0][:3], file_2_details[0][:3])
708
def test_fetch_combines_groups(self):
709
builder = self.make_branch_builder('source', format='2a')
710
builder.start_series()
711
builder.build_snapshot('1', None, [
712
('add', ('', 'root-id', 'directory', '')),
713
('add', ('file', 'file-id', 'file', 'content\n'))])
714
builder.build_snapshot('2', ['1'], [
715
('modify', ('file-id', 'content-2\n'))])
716
builder.finish_series()
717
source = builder.get_branch()
718
target = self.make_repository('target', format='2a')
719
target.fetch(source.repository)
721
self.addCleanup(target.unlock)
722
details = target.texts._index.get_build_details(
723
[('file-id', '1',), ('file-id', '2',)])
724
file_1_details = details[('file-id', '1')]
725
file_2_details = details[('file-id', '2')]
726
# The index, and what to read off disk, should be the same for both
727
# versions of the file.
728
self.assertEqual(file_1_details[0][:3], file_2_details[0][:3])
730
def test_fetch_combines_groups(self):
731
builder = self.make_branch_builder('source', format='2a')
732
builder.start_series()
733
builder.build_snapshot('1', None, [
734
('add', ('', 'root-id', 'directory', '')),
735
('add', ('file', 'file-id', 'file', 'content\n'))])
736
builder.build_snapshot('2', ['1'], [
737
('modify', ('file-id', 'content-2\n'))])
738
builder.finish_series()
739
source = builder.get_branch()
740
target = self.make_repository('target', format='2a')
741
target.fetch(source.repository)
743
self.addCleanup(target.unlock)
744
details = target.texts._index.get_build_details(
745
[('file-id', '1',), ('file-id', '2',)])
746
file_1_details = details[('file-id', '1')]
747
file_2_details = details[('file-id', '2')]
748
# The index, and what to read off disk, should be the same for both
749
# versions of the file.
750
self.assertEqual(file_1_details[0][:3], file_2_details[0][:3])
752
def test_format_pack_compresses_True(self):
753
repo = self.make_repository('repo', format='2a')
754
self.assertTrue(repo._format.pack_compresses)
756
def test_inventories_use_chk_map_with_parent_base_dict(self):
757
tree = self.make_branch_and_memory_tree('repo', format="2a")
759
tree.add([''], ['TREE_ROOT'])
760
revid = tree.commit("foo")
763
self.addCleanup(tree.unlock)
764
inv = tree.branch.repository.get_inventory(revid)
765
self.assertNotEqual(None, inv.parent_id_basename_to_file_id)
766
inv.parent_id_basename_to_file_id._ensure_root()
767
inv.id_to_entry._ensure_root()
768
self.assertEqual(65536, inv.id_to_entry._root_node.maximum_size)
769
self.assertEqual(65536,
770
inv.parent_id_basename_to_file_id._root_node.maximum_size)
772
def test_autopack_unchanged_chk_nodes(self):
773
# at 20 unchanged commits, chk pages are packed that are split into
774
# two groups such that the new pack being made doesn't have all its
775
# pages in the source packs (though they are in the repository).
776
# Use a memory backed repository, we don't need to hit disk for this
777
tree = self.make_branch_and_memory_tree('tree', format='2a')
779
self.addCleanup(tree.unlock)
780
tree.add([''], ['TREE_ROOT'])
781
for pos in range(20):
782
tree.commit(str(pos))
784
def test_pack_with_hint(self):
785
tree = self.make_branch_and_memory_tree('tree', format='2a')
787
self.addCleanup(tree.unlock)
788
tree.add([''], ['TREE_ROOT'])
789
# 1 commit to leave untouched
791
to_keep = tree.branch.repository._pack_collection.names()
795
all = tree.branch.repository._pack_collection.names()
796
combine = list(set(all) - set(to_keep))
797
self.assertLength(3, all)
798
self.assertLength(2, combine)
799
tree.branch.repository.pack(hint=combine)
800
final = tree.branch.repository._pack_collection.names()
801
self.assertLength(2, final)
802
self.assertFalse(combine[0] in final)
803
self.assertFalse(combine[1] in final)
804
self.assertSubset(to_keep, final)
806
def test_stream_source_to_gc(self):
807
source = self.make_repository('source', format='2a')
808
target = self.make_repository('target', format='2a')
809
stream = source._get_source(target._format)
810
self.assertIsInstance(stream, groupcompress_repo.GroupCHKStreamSource)
812
def test_stream_source_to_non_gc(self):
813
source = self.make_repository('source', format='2a')
814
target = self.make_repository('target', format='rich-root-pack')
815
stream = source._get_source(target._format)
816
# We don't want the child GroupCHKStreamSource
817
self.assertIs(type(stream), repository.StreamSource)
819
def test_get_stream_for_missing_keys_includes_all_chk_refs(self):
820
source_builder = self.make_branch_builder('source',
822
# We have to build a fairly large tree, so that we are sure the chk
823
# pages will have split into multiple pages.
824
entries = [('add', ('', 'a-root-id', 'directory', None))]
825
for i in 'abcdefghijklmnopqrstuvwxyz123456789':
826
for j in 'abcdefghijklmnopqrstuvwxyz123456789':
829
content = 'content for %s\n' % (fname,)
830
entries.append(('add', (fname, fid, 'file', content)))
831
source_builder.start_series()
832
source_builder.build_snapshot('rev-1', None, entries)
833
# Now change a few of them, so we get a few new pages for the second
835
source_builder.build_snapshot('rev-2', ['rev-1'], [
836
('modify', ('aa-id', 'new content for aa-id\n')),
837
('modify', ('cc-id', 'new content for cc-id\n')),
838
('modify', ('zz-id', 'new content for zz-id\n')),
840
source_builder.finish_series()
841
source_branch = source_builder.get_branch()
842
source_branch.lock_read()
843
self.addCleanup(source_branch.unlock)
844
target = self.make_repository('target', format='2a')
845
source = source_branch.repository._get_source(target._format)
846
self.assertIsInstance(source, groupcompress_repo.GroupCHKStreamSource)
848
# On a regular pass, getting the inventories and chk pages for rev-2
849
# would only get the newly created chk pages
850
search = graph.SearchResult(set(['rev-2']), set(['rev-1']), 1,
852
simple_chk_records = []
853
for vf_name, substream in source.get_stream(search):
854
if vf_name == 'chk_bytes':
855
for record in substream:
856
simple_chk_records.append(record.key)
860
# 3 pages, the root (InternalNode), + 2 pages which actually changed
861
self.assertEqual([('sha1:91481f539e802c76542ea5e4c83ad416bf219f73',),
862
('sha1:4ff91971043668583985aec83f4f0ab10a907d3f',),
863
('sha1:81e7324507c5ca132eedaf2d8414ee4bb2226187',),
864
('sha1:b101b7da280596c71a4540e9a1eeba8045985ee0',)],
866
# Now, when we do a similar call using 'get_stream_for_missing_keys'
867
# we should get a much larger set of pages.
868
missing = [('inventories', 'rev-2')]
869
full_chk_records = []
870
for vf_name, substream in source.get_stream_for_missing_keys(missing):
871
if vf_name == 'inventories':
872
for record in substream:
873
self.assertEqual(('rev-2',), record.key)
874
elif vf_name == 'chk_bytes':
875
for record in substream:
876
full_chk_records.append(record.key)
878
self.fail('Should not be getting a stream of %s' % (vf_name,))
879
# We have 257 records now. This is because we have 1 root page, and 256
880
# leaf pages in a complete listing.
881
self.assertEqual(257, len(full_chk_records))
882
self.assertSubset(simple_chk_records, full_chk_records)
884
def test_inconsistency_fatal(self):
885
repo = self.make_repository('repo', format='2a')
886
self.assertTrue(repo.revisions._index._inconsistency_fatal)
887
self.assertFalse(repo.texts._index._inconsistency_fatal)
888
self.assertFalse(repo.inventories._index._inconsistency_fatal)
889
self.assertFalse(repo.signatures._index._inconsistency_fatal)
890
self.assertFalse(repo.chk_bytes._index._inconsistency_fatal)
893
class TestKnitPackStreamSource(tests.TestCaseWithMemoryTransport):
895
def test_source_to_exact_pack_092(self):
896
source = self.make_repository('source', format='pack-0.92')
897
target = self.make_repository('target', format='pack-0.92')
898
stream_source = source._get_source(target._format)
899
self.assertIsInstance(stream_source, pack_repo.KnitPackStreamSource)
901
def test_source_to_exact_pack_rich_root_pack(self):
902
source = self.make_repository('source', format='rich-root-pack')
903
target = self.make_repository('target', format='rich-root-pack')
904
stream_source = source._get_source(target._format)
905
self.assertIsInstance(stream_source, pack_repo.KnitPackStreamSource)
907
def test_source_to_exact_pack_19(self):
908
source = self.make_repository('source', format='1.9')
909
target = self.make_repository('target', format='1.9')
910
stream_source = source._get_source(target._format)
911
self.assertIsInstance(stream_source, pack_repo.KnitPackStreamSource)
913
def test_source_to_exact_pack_19_rich_root(self):
914
source = self.make_repository('source', format='1.9-rich-root')
915
target = self.make_repository('target', format='1.9-rich-root')
916
stream_source = source._get_source(target._format)
917
self.assertIsInstance(stream_source, pack_repo.KnitPackStreamSource)
919
def test_source_to_remote_exact_pack_19(self):
920
trans = self.make_smart_server('target')
922
source = self.make_repository('source', format='1.9')
923
target = self.make_repository('target', format='1.9')
924
target = repository.Repository.open(trans.base)
925
stream_source = source._get_source(target._format)
926
self.assertIsInstance(stream_source, pack_repo.KnitPackStreamSource)
928
def test_stream_source_to_non_exact(self):
929
source = self.make_repository('source', format='pack-0.92')
930
target = self.make_repository('target', format='1.9')
931
stream = source._get_source(target._format)
932
self.assertIs(type(stream), repository.StreamSource)
934
def test_stream_source_to_non_exact_rich_root(self):
935
source = self.make_repository('source', format='1.9')
936
target = self.make_repository('target', format='1.9-rich-root')
937
stream = source._get_source(target._format)
938
self.assertIs(type(stream), repository.StreamSource)
940
def test_source_to_remote_non_exact_pack_19(self):
941
trans = self.make_smart_server('target')
943
source = self.make_repository('source', format='1.9')
944
target = self.make_repository('target', format='1.6')
945
target = repository.Repository.open(trans.base)
946
stream_source = source._get_source(target._format)
947
self.assertIs(type(stream_source), repository.StreamSource)
949
def test_stream_source_to_knit(self):
950
source = self.make_repository('source', format='pack-0.92')
951
target = self.make_repository('target', format='dirstate')
952
stream = source._get_source(target._format)
953
self.assertIs(type(stream), repository.StreamSource)
956
class TestDevelopment6FindParentIdsOfRevisions(TestCaseWithTransport):
957
"""Tests for _find_parent_ids_of_revisions."""
960
super(TestDevelopment6FindParentIdsOfRevisions, self).setUp()
961
self.builder = self.make_branch_builder('source',
962
format='development6-rich-root')
963
self.builder.start_series()
964
self.builder.build_snapshot('initial', None,
965
[('add', ('', 'tree-root', 'directory', None))])
966
self.repo = self.builder.get_branch().repository
967
self.addCleanup(self.builder.finish_series)
969
def assertParentIds(self, expected_result, rev_set):
970
self.assertEqual(sorted(expected_result),
971
sorted(self.repo._find_parent_ids_of_revisions(rev_set)))
973
def test_simple(self):
974
self.builder.build_snapshot('revid1', None, [])
975
self.builder.build_snapshot('revid2', ['revid1'], [])
977
self.assertParentIds(['revid1'], rev_set)
979
def test_not_first_parent(self):
980
self.builder.build_snapshot('revid1', None, [])
981
self.builder.build_snapshot('revid2', ['revid1'], [])
982
self.builder.build_snapshot('revid3', ['revid2'], [])
983
rev_set = ['revid3', 'revid2']
984
self.assertParentIds(['revid1'], rev_set)
986
def test_not_null(self):
987
rev_set = ['initial']
988
self.assertParentIds([], rev_set)
990
def test_not_null_set(self):
991
self.builder.build_snapshot('revid1', None, [])
992
rev_set = [_mod_revision.NULL_REVISION]
993
self.assertParentIds([], rev_set)
995
def test_ghost(self):
996
self.builder.build_snapshot('revid1', None, [])
997
rev_set = ['ghost', 'revid1']
998
self.assertParentIds(['initial'], rev_set)
1000
def test_ghost_parent(self):
1001
self.builder.build_snapshot('revid1', None, [])
1002
self.builder.build_snapshot('revid2', ['revid1', 'ghost'], [])
1003
rev_set = ['revid2', 'revid1']
1004
self.assertParentIds(['ghost', 'initial'], rev_set)
1006
def test_righthand_parent(self):
1007
self.builder.build_snapshot('revid1', None, [])
1008
self.builder.build_snapshot('revid2a', ['revid1'], [])
1009
self.builder.build_snapshot('revid2b', ['revid1'], [])
1010
self.builder.build_snapshot('revid3', ['revid2a', 'revid2b'], [])
1011
rev_set = ['revid3', 'revid2a']
1012
self.assertParentIds(['revid1', 'revid2b'], rev_set)
1015
class TestWithBrokenRepo(TestCaseWithTransport):
1016
"""These tests seem to be more appropriate as interface tests?"""
1018
def make_broken_repository(self):
1019
# XXX: This function is borrowed from Aaron's "Reconcile can fix bad
1020
# parent references" branch which is due to land in bzr.dev soon. Once
1021
# it does, this duplication should be removed.
1022
repo = self.make_repository('broken-repo')
1026
cleanups.append(repo.unlock)
1027
repo.start_write_group()
1028
cleanups.append(repo.commit_write_group)
1029
# make rev1a: A well-formed revision, containing 'file1'
1030
inv = inventory.Inventory(revision_id='rev1a')
1031
inv.root.revision = 'rev1a'
1032
self.add_file(repo, inv, 'file1', 'rev1a', [])
1033
repo.texts.add_lines((inv.root.file_id, 'rev1a'), [], [])
1034
repo.add_inventory('rev1a', inv, [])
1035
revision = _mod_revision.Revision('rev1a',
1036
committer='jrandom@example.com', timestamp=0,
1037
inventory_sha1='', timezone=0, message='foo', parent_ids=[])
1038
repo.add_revision('rev1a',revision, inv)
1040
# make rev1b, which has no Revision, but has an Inventory, and
1042
inv = inventory.Inventory(revision_id='rev1b')
1043
inv.root.revision = 'rev1b'
1044
self.add_file(repo, inv, 'file1', 'rev1b', [])
1045
repo.add_inventory('rev1b', inv, [])
1047
# make rev2, with file1 and file2
1049
# file1 has 'rev1b' as an ancestor, even though this is not
1050
# mentioned by 'rev1a', making it an unreferenced ancestor
1051
inv = inventory.Inventory()
1052
self.add_file(repo, inv, 'file1', 'rev2', ['rev1a', 'rev1b'])
1053
self.add_file(repo, inv, 'file2', 'rev2', [])
1054
self.add_revision(repo, 'rev2', inv, ['rev1a'])
1056
# make ghost revision rev1c
1057
inv = inventory.Inventory()
1058
self.add_file(repo, inv, 'file2', 'rev1c', [])
1060
# make rev3 with file2
1061
# file2 refers to 'rev1c', which is a ghost in this repository, so
1062
# file2 cannot have rev1c as its ancestor.
1063
inv = inventory.Inventory()
1064
self.add_file(repo, inv, 'file2', 'rev3', ['rev1c'])
1065
self.add_revision(repo, 'rev3', inv, ['rev1c'])
1068
for cleanup in reversed(cleanups):
1071
def add_revision(self, repo, revision_id, inv, parent_ids):
1072
inv.revision_id = revision_id
1073
inv.root.revision = revision_id
1074
repo.texts.add_lines((inv.root.file_id, revision_id), [], [])
1075
repo.add_inventory(revision_id, inv, parent_ids)
1076
revision = _mod_revision.Revision(revision_id,
1077
committer='jrandom@example.com', timestamp=0, inventory_sha1='',
1078
timezone=0, message='foo', parent_ids=parent_ids)
1079
repo.add_revision(revision_id,revision, inv)
1081
def add_file(self, repo, inv, filename, revision, parents):
1082
file_id = filename + '-id'
1083
entry = inventory.InventoryFile(file_id, filename, 'TREE_ROOT')
1084
entry.revision = revision
1087
text_key = (file_id, revision)
1088
parent_keys = [(file_id, parent) for parent in parents]
1089
repo.texts.add_lines(text_key, parent_keys, ['line\n'])
1091
def test_insert_from_broken_repo(self):
1092
"""Inserting a data stream from a broken repository won't silently
1093
corrupt the target repository.
1095
broken_repo = self.make_broken_repository()
1096
empty_repo = self.make_repository('empty-repo')
1098
empty_repo.fetch(broken_repo)
1099
except (errors.RevisionNotPresent, errors.BzrCheckError):
1100
# Test successful: compression parent not being copied leads to
1103
empty_repo.lock_read()
1104
self.addCleanup(empty_repo.unlock)
1105
text = empty_repo.texts.get_record_stream(
1106
[('file2-id', 'rev3')], 'topological', True).next()
1107
self.assertEqual('line\n', text.get_bytes_as('fulltext'))
1110
class TestRepositoryPackCollection(TestCaseWithTransport):
1112
def get_format(self):
1113
return bzrdir.format_registry.make_bzrdir('pack-0.92')
1115
def get_packs(self):
1116
format = self.get_format()
1117
repo = self.make_repository('.', format=format)
1118
return repo._pack_collection
1120
def make_packs_and_alt_repo(self, write_lock=False):
1121
"""Create a pack repo with 3 packs, and access it via a second repo."""
1122
tree = self.make_branch_and_tree('.', format=self.get_format())
1124
self.addCleanup(tree.unlock)
1125
rev1 = tree.commit('one')
1126
rev2 = tree.commit('two')
1127
rev3 = tree.commit('three')
1128
r = repository.Repository.open('.')
1133
self.addCleanup(r.unlock)
1134
packs = r._pack_collection
1135
packs.ensure_loaded()
1136
return tree, r, packs, [rev1, rev2, rev3]
1138
def test__max_pack_count(self):
1139
"""The maximum pack count is a function of the number of revisions."""
1140
# no revisions - one pack, so that we can have a revision free repo
1141
# without it blowing up
1142
packs = self.get_packs()
1143
self.assertEqual(1, packs._max_pack_count(0))
1144
# after that the sum of the digits, - check the first 1-9
1145
self.assertEqual(1, packs._max_pack_count(1))
1146
self.assertEqual(2, packs._max_pack_count(2))
1147
self.assertEqual(3, packs._max_pack_count(3))
1148
self.assertEqual(4, packs._max_pack_count(4))
1149
self.assertEqual(5, packs._max_pack_count(5))
1150
self.assertEqual(6, packs._max_pack_count(6))
1151
self.assertEqual(7, packs._max_pack_count(7))
1152
self.assertEqual(8, packs._max_pack_count(8))
1153
self.assertEqual(9, packs._max_pack_count(9))
1154
# check the boundary cases with two digits for the next decade
1155
self.assertEqual(1, packs._max_pack_count(10))
1156
self.assertEqual(2, packs._max_pack_count(11))
1157
self.assertEqual(10, packs._max_pack_count(19))
1158
self.assertEqual(2, packs._max_pack_count(20))
1159
self.assertEqual(3, packs._max_pack_count(21))
1160
# check some arbitrary big numbers
1161
self.assertEqual(25, packs._max_pack_count(112894))
1163
def test_pack_distribution_zero(self):
1164
packs = self.get_packs()
1165
self.assertEqual([0], packs.pack_distribution(0))
1167
def test_ensure_loaded_unlocked(self):
1168
packs = self.get_packs()
1169
self.assertRaises(errors.ObjectNotLocked,
1170
packs.ensure_loaded)
1172
def test_pack_distribution_one_to_nine(self):
1173
packs = self.get_packs()
1174
self.assertEqual([1],
1175
packs.pack_distribution(1))
1176
self.assertEqual([1, 1],
1177
packs.pack_distribution(2))
1178
self.assertEqual([1, 1, 1],
1179
packs.pack_distribution(3))
1180
self.assertEqual([1, 1, 1, 1],
1181
packs.pack_distribution(4))
1182
self.assertEqual([1, 1, 1, 1, 1],
1183
packs.pack_distribution(5))
1184
self.assertEqual([1, 1, 1, 1, 1, 1],
1185
packs.pack_distribution(6))
1186
self.assertEqual([1, 1, 1, 1, 1, 1, 1],
1187
packs.pack_distribution(7))
1188
self.assertEqual([1, 1, 1, 1, 1, 1, 1, 1],
1189
packs.pack_distribution(8))
1190
self.assertEqual([1, 1, 1, 1, 1, 1, 1, 1, 1],
1191
packs.pack_distribution(9))
1193
def test_pack_distribution_stable_at_boundaries(self):
1194
"""When there are multi-rev packs the counts are stable."""
1195
packs = self.get_packs()
1197
self.assertEqual([10], packs.pack_distribution(10))
1198
self.assertEqual([10, 1], packs.pack_distribution(11))
1199
self.assertEqual([10, 10], packs.pack_distribution(20))
1200
self.assertEqual([10, 10, 1], packs.pack_distribution(21))
1202
self.assertEqual([100], packs.pack_distribution(100))
1203
self.assertEqual([100, 1], packs.pack_distribution(101))
1204
self.assertEqual([100, 10, 1], packs.pack_distribution(111))
1205
self.assertEqual([100, 100], packs.pack_distribution(200))
1206
self.assertEqual([100, 100, 1], packs.pack_distribution(201))
1207
self.assertEqual([100, 100, 10, 1], packs.pack_distribution(211))
1209
def test_plan_pack_operations_2009_revisions_skip_all_packs(self):
1210
packs = self.get_packs()
1211
existing_packs = [(2000, "big"), (9, "medium")]
1212
# rev count - 2009 -> 2x1000 + 9x1
1213
pack_operations = packs.plan_autopack_combinations(
1214
existing_packs, [1000, 1000, 1, 1, 1, 1, 1, 1, 1, 1, 1])
1215
self.assertEqual([], pack_operations)
1217
def test_plan_pack_operations_2010_revisions_skip_all_packs(self):
1218
packs = self.get_packs()
1219
existing_packs = [(2000, "big"), (9, "medium"), (1, "single")]
1220
# rev count - 2010 -> 2x1000 + 1x10
1221
pack_operations = packs.plan_autopack_combinations(
1222
existing_packs, [1000, 1000, 10])
1223
self.assertEqual([], pack_operations)
1225
def test_plan_pack_operations_2010_combines_smallest_two(self):
1226
packs = self.get_packs()
1227
existing_packs = [(1999, "big"), (9, "medium"), (1, "single2"),
1229
# rev count - 2010 -> 2x1000 + 1x10 (3)
1230
pack_operations = packs.plan_autopack_combinations(
1231
existing_packs, [1000, 1000, 10])
1232
self.assertEqual([[2, ["single2", "single1"]]], pack_operations)
1234
def test_plan_pack_operations_creates_a_single_op(self):
1235
packs = self.get_packs()
1236
existing_packs = [(50, 'a'), (40, 'b'), (30, 'c'), (10, 'd'),
1237
(10, 'e'), (6, 'f'), (4, 'g')]
1238
# rev count 150 -> 1x100 and 5x10
1239
# The two size 10 packs do not need to be touched. The 50, 40, 30 would
1240
# be combined into a single 120 size pack, and the 6 & 4 would
1241
# becombined into a size 10 pack. However, if we have to rewrite them,
1242
# we save a pack file with no increased I/O by putting them into the
1244
distribution = packs.pack_distribution(150)
1245
pack_operations = packs.plan_autopack_combinations(existing_packs,
1247
self.assertEqual([[130, ['a', 'b', 'c', 'f', 'g']]], pack_operations)
1249
def test_all_packs_none(self):
1250
format = self.get_format()
1251
tree = self.make_branch_and_tree('.', format=format)
1253
self.addCleanup(tree.unlock)
1254
packs = tree.branch.repository._pack_collection
1255
packs.ensure_loaded()
1256
self.assertEqual([], packs.all_packs())
1258
def test_all_packs_one(self):
1259
format = self.get_format()
1260
tree = self.make_branch_and_tree('.', format=format)
1261
tree.commit('start')
1263
self.addCleanup(tree.unlock)
1264
packs = tree.branch.repository._pack_collection
1265
packs.ensure_loaded()
1267
packs.get_pack_by_name(packs.names()[0])],
1270
def test_all_packs_two(self):
1271
format = self.get_format()
1272
tree = self.make_branch_and_tree('.', format=format)
1273
tree.commit('start')
1274
tree.commit('continue')
1276
self.addCleanup(tree.unlock)
1277
packs = tree.branch.repository._pack_collection
1278
packs.ensure_loaded()
1280
packs.get_pack_by_name(packs.names()[0]),
1281
packs.get_pack_by_name(packs.names()[1]),
1282
], packs.all_packs())
1284
def test_get_pack_by_name(self):
1285
format = self.get_format()
1286
tree = self.make_branch_and_tree('.', format=format)
1287
tree.commit('start')
1289
self.addCleanup(tree.unlock)
1290
packs = tree.branch.repository._pack_collection
1292
packs.ensure_loaded()
1293
name = packs.names()[0]
1294
pack_1 = packs.get_pack_by_name(name)
1295
# the pack should be correctly initialised
1296
sizes = packs._names[name]
1297
rev_index = GraphIndex(packs._index_transport, name + '.rix', sizes[0])
1298
inv_index = GraphIndex(packs._index_transport, name + '.iix', sizes[1])
1299
txt_index = GraphIndex(packs._index_transport, name + '.tix', sizes[2])
1300
sig_index = GraphIndex(packs._index_transport, name + '.six', sizes[3])
1301
self.assertEqual(pack_repo.ExistingPack(packs._pack_transport,
1302
name, rev_index, inv_index, txt_index, sig_index), pack_1)
1303
# and the same instance should be returned on successive calls.
1304
self.assertTrue(pack_1 is packs.get_pack_by_name(name))
1306
def test_reload_pack_names_new_entry(self):
1307
tree, r, packs, revs = self.make_packs_and_alt_repo()
1308
names = packs.names()
1309
# Add a new pack file into the repository
1310
rev4 = tree.commit('four')
1311
new_names = tree.branch.repository._pack_collection.names()
1312
new_name = set(new_names).difference(names)
1313
self.assertEqual(1, len(new_name))
1314
new_name = new_name.pop()
1315
# The old collection hasn't noticed yet
1316
self.assertEqual(names, packs.names())
1317
self.assertTrue(packs.reload_pack_names())
1318
self.assertEqual(new_names, packs.names())
1319
# And the repository can access the new revision
1320
self.assertEqual({rev4:(revs[-1],)}, r.get_parent_map([rev4]))
1321
self.assertFalse(packs.reload_pack_names())
1323
def test_reload_pack_names_added_and_removed(self):
1324
tree, r, packs, revs = self.make_packs_and_alt_repo()
1325
names = packs.names()
1326
# Now repack the whole thing
1327
tree.branch.repository.pack()
1328
new_names = tree.branch.repository._pack_collection.names()
1329
# The other collection hasn't noticed yet
1330
self.assertEqual(names, packs.names())
1331
self.assertTrue(packs.reload_pack_names())
1332
self.assertEqual(new_names, packs.names())
1333
self.assertEqual({revs[-1]:(revs[-2],)}, r.get_parent_map([revs[-1]]))
1334
self.assertFalse(packs.reload_pack_names())
1336
def test_autopack_reloads_and_stops(self):
1337
tree, r, packs, revs = self.make_packs_and_alt_repo(write_lock=True)
1338
# After we have determined what needs to be autopacked, trigger a
1339
# full-pack via the other repo which will cause us to re-evaluate and
1340
# decide we don't need to do anything
1341
orig_execute = packs._execute_pack_operations
1342
def _munged_execute_pack_ops(*args, **kwargs):
1343
tree.branch.repository.pack()
1344
return orig_execute(*args, **kwargs)
1345
packs._execute_pack_operations = _munged_execute_pack_ops
1346
packs._max_pack_count = lambda x: 1
1347
packs.pack_distribution = lambda x: [10]
1348
self.assertFalse(packs.autopack())
1349
self.assertEqual(1, len(packs.names()))
1350
self.assertEqual(tree.branch.repository._pack_collection.names(),
1354
class TestPack(TestCaseWithTransport):
1355
"""Tests for the Pack object."""
1357
def assertCurrentlyEqual(self, left, right):
1358
self.assertTrue(left == right)
1359
self.assertTrue(right == left)
1360
self.assertFalse(left != right)
1361
self.assertFalse(right != left)
1363
def assertCurrentlyNotEqual(self, left, right):
1364
self.assertFalse(left == right)
1365
self.assertFalse(right == left)
1366
self.assertTrue(left != right)
1367
self.assertTrue(right != left)
1369
def test___eq____ne__(self):
1370
left = pack_repo.ExistingPack('', '', '', '', '', '')
1371
right = pack_repo.ExistingPack('', '', '', '', '', '')
1372
self.assertCurrentlyEqual(left, right)
1373
# change all attributes and ensure equality changes as we do.
1374
left.revision_index = 'a'
1375
self.assertCurrentlyNotEqual(left, right)
1376
right.revision_index = 'a'
1377
self.assertCurrentlyEqual(left, right)
1378
left.inventory_index = 'a'
1379
self.assertCurrentlyNotEqual(left, right)
1380
right.inventory_index = 'a'
1381
self.assertCurrentlyEqual(left, right)
1382
left.text_index = 'a'
1383
self.assertCurrentlyNotEqual(left, right)
1384
right.text_index = 'a'
1385
self.assertCurrentlyEqual(left, right)
1386
left.signature_index = 'a'
1387
self.assertCurrentlyNotEqual(left, right)
1388
right.signature_index = 'a'
1389
self.assertCurrentlyEqual(left, right)
1391
self.assertCurrentlyNotEqual(left, right)
1393
self.assertCurrentlyEqual(left, right)
1394
left.transport = 'a'
1395
self.assertCurrentlyNotEqual(left, right)
1396
right.transport = 'a'
1397
self.assertCurrentlyEqual(left, right)
1399
def test_file_name(self):
1400
pack = pack_repo.ExistingPack('', 'a_name', '', '', '', '')
1401
self.assertEqual('a_name.pack', pack.file_name())
1404
class TestNewPack(TestCaseWithTransport):
1405
"""Tests for pack_repo.NewPack."""
1407
def test_new_instance_attributes(self):
1408
upload_transport = self.get_transport('upload')
1409
pack_transport = self.get_transport('pack')
1410
index_transport = self.get_transport('index')
1411
upload_transport.mkdir('.')
1412
collection = pack_repo.RepositoryPackCollection(
1414
transport=self.get_transport('.'),
1415
index_transport=index_transport,
1416
upload_transport=upload_transport,
1417
pack_transport=pack_transport,
1418
index_builder_class=BTreeBuilder,
1419
index_class=BTreeGraphIndex,
1420
use_chk_index=False)
1421
pack = pack_repo.NewPack(collection)
1422
self.assertIsInstance(pack.revision_index, BTreeBuilder)
1423
self.assertIsInstance(pack.inventory_index, BTreeBuilder)
1424
self.assertIsInstance(pack._hash, type(osutils.md5()))
1425
self.assertTrue(pack.upload_transport is upload_transport)
1426
self.assertTrue(pack.index_transport is index_transport)
1427
self.assertTrue(pack.pack_transport is pack_transport)
1428
self.assertEqual(None, pack.index_sizes)
1429
self.assertEqual(20, len(pack.random_name))
1430
self.assertIsInstance(pack.random_name, str)
1431
self.assertIsInstance(pack.start_time, float)
1434
class TestPacker(TestCaseWithTransport):
1435
"""Tests for the packs repository Packer class."""
1437
def test_pack_optimizes_pack_order(self):
1438
builder = self.make_branch_builder('.', format="1.9")
1439
builder.start_series()
1440
builder.build_snapshot('A', None, [
1441
('add', ('', 'root-id', 'directory', None)),
1442
('add', ('f', 'f-id', 'file', 'content\n'))])
1443
builder.build_snapshot('B', ['A'],
1444
[('modify', ('f-id', 'new-content\n'))])
1445
builder.build_snapshot('C', ['B'],
1446
[('modify', ('f-id', 'third-content\n'))])
1447
builder.build_snapshot('D', ['C'],
1448
[('modify', ('f-id', 'fourth-content\n'))])
1449
b = builder.get_branch()
1451
builder.finish_series()
1452
self.addCleanup(b.unlock)
1453
# At this point, we should have 4 pack files available
1454
# Because of how they were built, they correspond to
1455
# ['D', 'C', 'B', 'A']
1456
packs = b.repository._pack_collection.packs
1457
packer = pack_repo.Packer(b.repository._pack_collection,
1459
revision_ids=['B', 'C'])
1460
# Now, when we are copying the B & C revisions, their pack files should
1461
# be moved to the front of the stack
1462
# The new ordering moves B & C to the front of the .packs attribute,
1463
# and leaves the others in the original order.
1464
new_packs = [packs[1], packs[2], packs[0], packs[3]]
1465
new_pack = packer.pack()
1466
self.assertEqual(new_packs, packer.packs)
1469
class TestOptimisingPacker(TestCaseWithTransport):
1470
"""Tests for the OptimisingPacker class."""
1472
def get_pack_collection(self):
1473
repo = self.make_repository('.')
1474
return repo._pack_collection
1476
def test_open_pack_will_optimise(self):
1477
packer = pack_repo.OptimisingPacker(self.get_pack_collection(),
1479
new_pack = packer.open_pack()
1480
self.assertIsInstance(new_pack, pack_repo.NewPack)
1481
self.assertTrue(new_pack.revision_index._optimize_for_size)
1482
self.assertTrue(new_pack.inventory_index._optimize_for_size)
1483
self.assertTrue(new_pack.text_index._optimize_for_size)
1484
self.assertTrue(new_pack.signature_index._optimize_for_size)
1487
class TestCrossFormatPacks(TestCaseWithTransport):
1489
def log_pack(self, hint=None):
1490
self.calls.append(('pack', hint))
1491
self.orig_pack(hint=hint)
1492
if self.expect_hint:
1493
self.assertTrue(hint)
1495
def run_stream(self, src_fmt, target_fmt, expect_pack_called):
1496
self.expect_hint = expect_pack_called
1498
source_tree = self.make_branch_and_tree('src', format=src_fmt)
1499
source_tree.lock_write()
1500
self.addCleanup(source_tree.unlock)
1501
tip = source_tree.commit('foo')
1502
target = self.make_repository('target', format=target_fmt)
1504
self.addCleanup(target.unlock)
1505
source = source_tree.branch.repository._get_source(target._format)
1506
self.orig_pack = target.pack
1507
target.pack = self.log_pack
1508
search = target.search_missing_revision_ids(
1509
source_tree.branch.repository, tip)
1510
stream = source.get_stream(search)
1511
from_format = source_tree.branch.repository._format
1512
sink = target._get_sink()
1513
sink.insert_stream(stream, from_format, [])
1514
if expect_pack_called:
1515
self.assertLength(1, self.calls)
1517
self.assertLength(0, self.calls)
1519
def run_fetch(self, src_fmt, target_fmt, expect_pack_called):
1520
self.expect_hint = expect_pack_called
1522
source_tree = self.make_branch_and_tree('src', format=src_fmt)
1523
source_tree.lock_write()
1524
self.addCleanup(source_tree.unlock)
1525
tip = source_tree.commit('foo')
1526
target = self.make_repository('target', format=target_fmt)
1528
self.addCleanup(target.unlock)
1529
source = source_tree.branch.repository
1530
self.orig_pack = target.pack
1531
target.pack = self.log_pack
1532
target.fetch(source)
1533
if expect_pack_called:
1534
self.assertLength(1, self.calls)
1536
self.assertLength(0, self.calls)
1538
def test_sink_format_hint_no(self):
1539
# When the target format says packing makes no difference, pack is not
1541
self.run_stream('1.9', 'rich-root-pack', False)
1543
def test_sink_format_hint_yes(self):
1544
# When the target format says packing makes a difference, pack is
1546
self.run_stream('1.9', '2a', True)
1548
def test_sink_format_same_no(self):
1549
# When the formats are the same, pack is not called.
1550
self.run_stream('2a', '2a', False)
1552
def test_IDS_format_hint_no(self):
1553
# When the target format says packing makes no difference, pack is not
1555
self.run_fetch('1.9', 'rich-root-pack', False)
1557
def test_IDS_format_hint_yes(self):
1558
# When the target format says packing makes a difference, pack is
1560
self.run_fetch('1.9', '2a', True)
1562
def test_IDS_format_same_no(self):
1563
# When the formats are the same, pack is not called.
1564
self.run_fetch('2a', '2a', False)
added
removed
bzrlib/tests/test_repository.py
