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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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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._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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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._format._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()
644
tree = self.make_branch_and_tree('.', format)
645
tree.commit("Dull commit", rev_id="dull")
646
revision_tree = tree.branch.repository.revision_tree('dull')
647
revision_tree.lock_read()
649
self.assertRaises(errors.NoSuchFile, revision_tree.get_file_lines,
650
revision_tree.inventory.root.file_id)
652
revision_tree.unlock()
653
format = bzrdir.BzrDirMetaFormat1()
654
format.repository_format = knitrepo.RepositoryFormatKnit3()
655
upgrade.Convert('.', format)
656
tree = workingtree.WorkingTree.open('.')
657
revision_tree = tree.branch.repository.revision_tree('dull')
658
revision_tree.lock_read()
660
revision_tree.get_file_lines(revision_tree.inventory.root.file_id)
662
revision_tree.unlock()
663
tree.commit("Another dull commit", rev_id='dull2')
664
revision_tree = tree.branch.repository.revision_tree('dull2')
665
revision_tree.lock_read()
666
self.addCleanup(revision_tree.unlock)
667
self.assertEqual('dull', revision_tree.inventory.root.revision)
669
def test_supports_external_lookups(self):
670
format = bzrdir.BzrDirMetaFormat1()
671
format.repository_format = knitrepo.RepositoryFormatKnit3()
672
repo = self.make_repository('.', format=format)
673
self.assertFalse(repo._format.supports_external_lookups)
676
class Test2a(TestCaseWithTransport):
678
def test_format_pack_compresses_True(self):
679
repo = self.make_repository('repo', format='2a')
680
self.assertTrue(repo._format.pack_compresses)
682
def test_inventories_use_chk_map_with_parent_base_dict(self):
683
tree = self.make_branch_and_tree('repo', format="2a")
684
revid = tree.commit("foo")
686
self.addCleanup(tree.unlock)
687
inv = tree.branch.repository.get_inventory(revid)
688
self.assertNotEqual(None, inv.parent_id_basename_to_file_id)
689
inv.parent_id_basename_to_file_id._ensure_root()
690
inv.id_to_entry._ensure_root()
691
self.assertEqual(65536, inv.id_to_entry._root_node.maximum_size)
692
self.assertEqual(65536,
693
inv.parent_id_basename_to_file_id._root_node.maximum_size)
695
def test_autopack_unchanged_chk_nodes(self):
696
# at 20 unchanged commits, chk pages are packed that are split into
697
# two groups such that the new pack being made doesn't have all its
698
# pages in the source packs (though they are in the repository).
699
tree = self.make_branch_and_tree('tree', format='2a')
700
for pos in range(20):
701
tree.commit(str(pos))
703
def test_pack_with_hint(self):
704
tree = self.make_branch_and_tree('tree', format='2a')
705
# 1 commit to leave untouched
707
to_keep = tree.branch.repository._pack_collection.names()
711
all = tree.branch.repository._pack_collection.names()
712
combine = list(set(all) - set(to_keep))
713
self.assertLength(3, all)
714
self.assertLength(2, combine)
715
tree.branch.repository.pack(hint=combine)
716
final = tree.branch.repository._pack_collection.names()
717
self.assertLength(2, final)
718
self.assertFalse(combine[0] in final)
719
self.assertFalse(combine[1] in final)
720
self.assertSubset(to_keep, final)
722
def test_stream_source_to_gc(self):
723
source = self.make_repository('source', format='2a')
724
target = self.make_repository('target', format='2a')
725
stream = source._get_source(target._format)
726
self.assertIsInstance(stream, groupcompress_repo.GroupCHKStreamSource)
728
def test_stream_source_to_non_gc(self):
729
source = self.make_repository('source', format='2a')
730
target = self.make_repository('target', format='rich-root-pack')
731
stream = source._get_source(target._format)
732
# We don't want the child GroupCHKStreamSource
733
self.assertIs(type(stream), repository.StreamSource)
735
def test_get_stream_for_missing_keys_includes_all_chk_refs(self):
736
source_builder = self.make_branch_builder('source',
738
# We have to build a fairly large tree, so that we are sure the chk
739
# pages will have split into multiple pages.
740
entries = [('add', ('', 'a-root-id', 'directory', None))]
741
for i in 'abcdefghijklmnopqrstuvwxyz123456789':
742
for j in 'abcdefghijklmnopqrstuvwxyz123456789':
745
content = 'content for %s\n' % (fname,)
746
entries.append(('add', (fname, fid, 'file', content)))
747
source_builder.start_series()
748
source_builder.build_snapshot('rev-1', None, entries)
749
# Now change a few of them, so we get a few new pages for the second
751
source_builder.build_snapshot('rev-2', ['rev-1'], [
752
('modify', ('aa-id', 'new content for aa-id\n')),
753
('modify', ('cc-id', 'new content for cc-id\n')),
754
('modify', ('zz-id', 'new content for zz-id\n')),
756
source_builder.finish_series()
757
source_branch = source_builder.get_branch()
758
source_branch.lock_read()
759
self.addCleanup(source_branch.unlock)
760
target = self.make_repository('target', format='2a')
761
source = source_branch.repository._get_source(target._format)
762
self.assertIsInstance(source, groupcompress_repo.GroupCHKStreamSource)
764
# On a regular pass, getting the inventories and chk pages for rev-2
765
# would only get the newly created chk pages
766
search = graph.SearchResult(set(['rev-2']), set(['rev-1']), 1,
768
simple_chk_records = []
769
for vf_name, substream in source.get_stream(search):
770
if vf_name == 'chk_bytes':
771
for record in substream:
772
simple_chk_records.append(record.key)
776
# 3 pages, the root (InternalNode), + 2 pages which actually changed
777
self.assertEqual([('sha1:91481f539e802c76542ea5e4c83ad416bf219f73',),
778
('sha1:4ff91971043668583985aec83f4f0ab10a907d3f',),
779
('sha1:81e7324507c5ca132eedaf2d8414ee4bb2226187',),
780
('sha1:b101b7da280596c71a4540e9a1eeba8045985ee0',)],
782
# Now, when we do a similar call using 'get_stream_for_missing_keys'
783
# we should get a much larger set of pages.
784
missing = [('inventories', 'rev-2')]
785
full_chk_records = []
786
for vf_name, substream in source.get_stream_for_missing_keys(missing):
787
if vf_name == 'inventories':
788
for record in substream:
789
self.assertEqual(('rev-2',), record.key)
790
elif vf_name == 'chk_bytes':
791
for record in substream:
792
full_chk_records.append(record.key)
794
self.fail('Should not be getting a stream of %s' % (vf_name,))
795
# We have 257 records now. This is because we have 1 root page, and 256
796
# leaf pages in a complete listing.
797
self.assertEqual(257, len(full_chk_records))
798
self.assertSubset(simple_chk_records, full_chk_records)
801
class TestKnitPackStreamSource(tests.TestCaseWithMemoryTransport):
803
def test_source_to_exact_pack_092(self):
804
source = self.make_repository('source', format='pack-0.92')
805
target = self.make_repository('target', format='pack-0.92')
806
stream_source = source._get_source(target._format)
807
self.assertIsInstance(stream_source, pack_repo.KnitPackStreamSource)
809
def test_source_to_exact_pack_rich_root_pack(self):
810
source = self.make_repository('source', format='rich-root-pack')
811
target = self.make_repository('target', format='rich-root-pack')
812
stream_source = source._get_source(target._format)
813
self.assertIsInstance(stream_source, pack_repo.KnitPackStreamSource)
815
def test_source_to_exact_pack_19(self):
816
source = self.make_repository('source', format='1.9')
817
target = self.make_repository('target', format='1.9')
818
stream_source = source._get_source(target._format)
819
self.assertIsInstance(stream_source, pack_repo.KnitPackStreamSource)
821
def test_source_to_exact_pack_19_rich_root(self):
822
source = self.make_repository('source', format='1.9-rich-root')
823
target = self.make_repository('target', format='1.9-rich-root')
824
stream_source = source._get_source(target._format)
825
self.assertIsInstance(stream_source, pack_repo.KnitPackStreamSource)
827
def test_source_to_remote_exact_pack_19(self):
828
trans = self.make_smart_server('target')
830
source = self.make_repository('source', format='1.9')
831
target = self.make_repository('target', format='1.9')
832
target = repository.Repository.open(trans.base)
833
stream_source = source._get_source(target._format)
834
self.assertIsInstance(stream_source, pack_repo.KnitPackStreamSource)
836
def test_stream_source_to_non_exact(self):
837
source = self.make_repository('source', format='pack-0.92')
838
target = self.make_repository('target', format='1.9')
839
stream = source._get_source(target._format)
840
self.assertIs(type(stream), repository.StreamSource)
842
def test_stream_source_to_non_exact_rich_root(self):
843
source = self.make_repository('source', format='1.9')
844
target = self.make_repository('target', format='1.9-rich-root')
845
stream = source._get_source(target._format)
846
self.assertIs(type(stream), repository.StreamSource)
848
def test_source_to_remote_non_exact_pack_19(self):
849
trans = self.make_smart_server('target')
851
source = self.make_repository('source', format='1.9')
852
target = self.make_repository('target', format='1.6')
853
target = repository.Repository.open(trans.base)
854
stream_source = source._get_source(target._format)
855
self.assertIs(type(stream_source), repository.StreamSource)
857
def test_stream_source_to_knit(self):
858
source = self.make_repository('source', format='pack-0.92')
859
target = self.make_repository('target', format='dirstate')
860
stream = source._get_source(target._format)
861
self.assertIs(type(stream), repository.StreamSource)
864
class TestDevelopment6FindParentIdsOfRevisions(TestCaseWithTransport):
865
"""Tests for _find_parent_ids_of_revisions."""
868
super(TestDevelopment6FindParentIdsOfRevisions, self).setUp()
869
self.builder = self.make_branch_builder('source',
870
format='development6-rich-root')
871
self.builder.start_series()
872
self.builder.build_snapshot('initial', None,
873
[('add', ('', 'tree-root', 'directory', None))])
874
self.repo = self.builder.get_branch().repository
875
self.addCleanup(self.builder.finish_series)
877
def assertParentIds(self, expected_result, rev_set):
878
self.assertEqual(sorted(expected_result),
879
sorted(self.repo._find_parent_ids_of_revisions(rev_set)))
881
def test_simple(self):
882
self.builder.build_snapshot('revid1', None, [])
883
self.builder.build_snapshot('revid2', ['revid1'], [])
885
self.assertParentIds(['revid1'], rev_set)
887
def test_not_first_parent(self):
888
self.builder.build_snapshot('revid1', None, [])
889
self.builder.build_snapshot('revid2', ['revid1'], [])
890
self.builder.build_snapshot('revid3', ['revid2'], [])
891
rev_set = ['revid3', 'revid2']
892
self.assertParentIds(['revid1'], rev_set)
894
def test_not_null(self):
895
rev_set = ['initial']
896
self.assertParentIds([], rev_set)
898
def test_not_null_set(self):
899
self.builder.build_snapshot('revid1', None, [])
900
rev_set = [_mod_revision.NULL_REVISION]
901
self.assertParentIds([], rev_set)
903
def test_ghost(self):
904
self.builder.build_snapshot('revid1', None, [])
905
rev_set = ['ghost', 'revid1']
906
self.assertParentIds(['initial'], rev_set)
908
def test_ghost_parent(self):
909
self.builder.build_snapshot('revid1', None, [])
910
self.builder.build_snapshot('revid2', ['revid1', 'ghost'], [])
911
rev_set = ['revid2', 'revid1']
912
self.assertParentIds(['ghost', 'initial'], rev_set)
914
def test_righthand_parent(self):
915
self.builder.build_snapshot('revid1', None, [])
916
self.builder.build_snapshot('revid2a', ['revid1'], [])
917
self.builder.build_snapshot('revid2b', ['revid1'], [])
918
self.builder.build_snapshot('revid3', ['revid2a', 'revid2b'], [])
919
rev_set = ['revid3', 'revid2a']
920
self.assertParentIds(['revid1', 'revid2b'], rev_set)
923
class TestWithBrokenRepo(TestCaseWithTransport):
924
"""These tests seem to be more appropriate as interface tests?"""
926
def make_broken_repository(self):
927
# XXX: This function is borrowed from Aaron's "Reconcile can fix bad
928
# parent references" branch which is due to land in bzr.dev soon. Once
929
# it does, this duplication should be removed.
930
repo = self.make_repository('broken-repo')
934
cleanups.append(repo.unlock)
935
repo.start_write_group()
936
cleanups.append(repo.commit_write_group)
937
# make rev1a: A well-formed revision, containing 'file1'
938
inv = inventory.Inventory(revision_id='rev1a')
939
inv.root.revision = 'rev1a'
940
self.add_file(repo, inv, 'file1', 'rev1a', [])
941
repo.add_inventory('rev1a', inv, [])
942
revision = _mod_revision.Revision('rev1a',
943
committer='jrandom@example.com', timestamp=0,
944
inventory_sha1='', timezone=0, message='foo', parent_ids=[])
945
repo.add_revision('rev1a',revision, inv)
947
# make rev1b, which has no Revision, but has an Inventory, and
949
inv = inventory.Inventory(revision_id='rev1b')
950
inv.root.revision = 'rev1b'
951
self.add_file(repo, inv, 'file1', 'rev1b', [])
952
repo.add_inventory('rev1b', inv, [])
954
# make rev2, with file1 and file2
956
# file1 has 'rev1b' as an ancestor, even though this is not
957
# mentioned by 'rev1a', making it an unreferenced ancestor
958
inv = inventory.Inventory()
959
self.add_file(repo, inv, 'file1', 'rev2', ['rev1a', 'rev1b'])
960
self.add_file(repo, inv, 'file2', 'rev2', [])
961
self.add_revision(repo, 'rev2', inv, ['rev1a'])
963
# make ghost revision rev1c
964
inv = inventory.Inventory()
965
self.add_file(repo, inv, 'file2', 'rev1c', [])
967
# make rev3 with file2
968
# file2 refers to 'rev1c', which is a ghost in this repository, so
969
# file2 cannot have rev1c as its ancestor.
970
inv = inventory.Inventory()
971
self.add_file(repo, inv, 'file2', 'rev3', ['rev1c'])
972
self.add_revision(repo, 'rev3', inv, ['rev1c'])
975
for cleanup in reversed(cleanups):
978
def add_revision(self, repo, revision_id, inv, parent_ids):
979
inv.revision_id = revision_id
980
inv.root.revision = revision_id
981
repo.add_inventory(revision_id, inv, parent_ids)
982
revision = _mod_revision.Revision(revision_id,
983
committer='jrandom@example.com', timestamp=0, inventory_sha1='',
984
timezone=0, message='foo', parent_ids=parent_ids)
985
repo.add_revision(revision_id,revision, inv)
987
def add_file(self, repo, inv, filename, revision, parents):
988
file_id = filename + '-id'
989
entry = inventory.InventoryFile(file_id, filename, 'TREE_ROOT')
990
entry.revision = revision
993
text_key = (file_id, revision)
994
parent_keys = [(file_id, parent) for parent in parents]
995
repo.texts.add_lines(text_key, parent_keys, ['line\n'])
997
def test_insert_from_broken_repo(self):
998
"""Inserting a data stream from a broken repository won't silently
999
corrupt the target repository.
1001
broken_repo = self.make_broken_repository()
1002
empty_repo = self.make_repository('empty-repo')
1003
# See bug https://bugs.launchpad.net/bzr/+bug/389141 for information
1004
# about why this was turned into expectFailure
1005
self.expectFailure('new Stream fetch fills in missing compression'
1006
' parents (bug #389141)',
1007
self.assertRaises, (errors.RevisionNotPresent, errors.BzrCheckError),
1008
empty_repo.fetch, broken_repo)
1009
self.assertRaises((errors.RevisionNotPresent, errors.BzrCheckError),
1010
empty_repo.fetch, broken_repo)
1013
class TestRepositoryPackCollection(TestCaseWithTransport):
1015
def get_format(self):
1016
return bzrdir.format_registry.make_bzrdir('pack-0.92')
1018
def get_packs(self):
1019
format = self.get_format()
1020
repo = self.make_repository('.', format=format)
1021
return repo._pack_collection
1023
def make_packs_and_alt_repo(self, write_lock=False):
1024
"""Create a pack repo with 3 packs, and access it via a second repo."""
1025
tree = self.make_branch_and_tree('.')
1027
self.addCleanup(tree.unlock)
1028
rev1 = tree.commit('one')
1029
rev2 = tree.commit('two')
1030
rev3 = tree.commit('three')
1031
r = repository.Repository.open('.')
1036
self.addCleanup(r.unlock)
1037
packs = r._pack_collection
1038
packs.ensure_loaded()
1039
return tree, r, packs, [rev1, rev2, rev3]
1041
def test__max_pack_count(self):
1042
"""The maximum pack count is a function of the number of revisions."""
1043
# no revisions - one pack, so that we can have a revision free repo
1044
# without it blowing up
1045
packs = self.get_packs()
1046
self.assertEqual(1, packs._max_pack_count(0))
1047
# after that the sum of the digits, - check the first 1-9
1048
self.assertEqual(1, packs._max_pack_count(1))
1049
self.assertEqual(2, packs._max_pack_count(2))
1050
self.assertEqual(3, packs._max_pack_count(3))
1051
self.assertEqual(4, packs._max_pack_count(4))
1052
self.assertEqual(5, packs._max_pack_count(5))
1053
self.assertEqual(6, packs._max_pack_count(6))
1054
self.assertEqual(7, packs._max_pack_count(7))
1055
self.assertEqual(8, packs._max_pack_count(8))
1056
self.assertEqual(9, packs._max_pack_count(9))
1057
# check the boundary cases with two digits for the next decade
1058
self.assertEqual(1, packs._max_pack_count(10))
1059
self.assertEqual(2, packs._max_pack_count(11))
1060
self.assertEqual(10, packs._max_pack_count(19))
1061
self.assertEqual(2, packs._max_pack_count(20))
1062
self.assertEqual(3, packs._max_pack_count(21))
1063
# check some arbitrary big numbers
1064
self.assertEqual(25, packs._max_pack_count(112894))
1066
def test_pack_distribution_zero(self):
1067
packs = self.get_packs()
1068
self.assertEqual([0], packs.pack_distribution(0))
1070
def test_ensure_loaded_unlocked(self):
1071
packs = self.get_packs()
1072
self.assertRaises(errors.ObjectNotLocked,
1073
packs.ensure_loaded)
1075
def test_pack_distribution_one_to_nine(self):
1076
packs = self.get_packs()
1077
self.assertEqual([1],
1078
packs.pack_distribution(1))
1079
self.assertEqual([1, 1],
1080
packs.pack_distribution(2))
1081
self.assertEqual([1, 1, 1],
1082
packs.pack_distribution(3))
1083
self.assertEqual([1, 1, 1, 1],
1084
packs.pack_distribution(4))
1085
self.assertEqual([1, 1, 1, 1, 1],
1086
packs.pack_distribution(5))
1087
self.assertEqual([1, 1, 1, 1, 1, 1],
1088
packs.pack_distribution(6))
1089
self.assertEqual([1, 1, 1, 1, 1, 1, 1],
1090
packs.pack_distribution(7))
1091
self.assertEqual([1, 1, 1, 1, 1, 1, 1, 1],
1092
packs.pack_distribution(8))
1093
self.assertEqual([1, 1, 1, 1, 1, 1, 1, 1, 1],
1094
packs.pack_distribution(9))
1096
def test_pack_distribution_stable_at_boundaries(self):
1097
"""When there are multi-rev packs the counts are stable."""
1098
packs = self.get_packs()
1100
self.assertEqual([10], packs.pack_distribution(10))
1101
self.assertEqual([10, 1], packs.pack_distribution(11))
1102
self.assertEqual([10, 10], packs.pack_distribution(20))
1103
self.assertEqual([10, 10, 1], packs.pack_distribution(21))
1105
self.assertEqual([100], packs.pack_distribution(100))
1106
self.assertEqual([100, 1], packs.pack_distribution(101))
1107
self.assertEqual([100, 10, 1], packs.pack_distribution(111))
1108
self.assertEqual([100, 100], packs.pack_distribution(200))
1109
self.assertEqual([100, 100, 1], packs.pack_distribution(201))
1110
self.assertEqual([100, 100, 10, 1], packs.pack_distribution(211))
1112
def test_plan_pack_operations_2009_revisions_skip_all_packs(self):
1113
packs = self.get_packs()
1114
existing_packs = [(2000, "big"), (9, "medium")]
1115
# rev count - 2009 -> 2x1000 + 9x1
1116
pack_operations = packs.plan_autopack_combinations(
1117
existing_packs, [1000, 1000, 1, 1, 1, 1, 1, 1, 1, 1, 1])
1118
self.assertEqual([], pack_operations)
1120
def test_plan_pack_operations_2010_revisions_skip_all_packs(self):
1121
packs = self.get_packs()
1122
existing_packs = [(2000, "big"), (9, "medium"), (1, "single")]
1123
# rev count - 2010 -> 2x1000 + 1x10
1124
pack_operations = packs.plan_autopack_combinations(
1125
existing_packs, [1000, 1000, 10])
1126
self.assertEqual([], pack_operations)
1128
def test_plan_pack_operations_2010_combines_smallest_two(self):
1129
packs = self.get_packs()
1130
existing_packs = [(1999, "big"), (9, "medium"), (1, "single2"),
1132
# rev count - 2010 -> 2x1000 + 1x10 (3)
1133
pack_operations = packs.plan_autopack_combinations(
1134
existing_packs, [1000, 1000, 10])
1135
self.assertEqual([[2, ["single2", "single1"]]], pack_operations)
1137
def test_plan_pack_operations_creates_a_single_op(self):
1138
packs = self.get_packs()
1139
existing_packs = [(50, 'a'), (40, 'b'), (30, 'c'), (10, 'd'),
1140
(10, 'e'), (6, 'f'), (4, 'g')]
1141
# rev count 150 -> 1x100 and 5x10
1142
# The two size 10 packs do not need to be touched. The 50, 40, 30 would
1143
# be combined into a single 120 size pack, and the 6 & 4 would
1144
# becombined into a size 10 pack. However, if we have to rewrite them,
1145
# we save a pack file with no increased I/O by putting them into the
1147
distribution = packs.pack_distribution(150)
1148
pack_operations = packs.plan_autopack_combinations(existing_packs,
1150
self.assertEqual([[130, ['a', 'b', 'c', 'f', 'g']]], pack_operations)
1152
def test_all_packs_none(self):
1153
format = self.get_format()
1154
tree = self.make_branch_and_tree('.', format=format)
1156
self.addCleanup(tree.unlock)
1157
packs = tree.branch.repository._pack_collection
1158
packs.ensure_loaded()
1159
self.assertEqual([], packs.all_packs())
1161
def test_all_packs_one(self):
1162
format = self.get_format()
1163
tree = self.make_branch_and_tree('.', format=format)
1164
tree.commit('start')
1166
self.addCleanup(tree.unlock)
1167
packs = tree.branch.repository._pack_collection
1168
packs.ensure_loaded()
1170
packs.get_pack_by_name(packs.names()[0])],
1173
def test_all_packs_two(self):
1174
format = self.get_format()
1175
tree = self.make_branch_and_tree('.', format=format)
1176
tree.commit('start')
1177
tree.commit('continue')
1179
self.addCleanup(tree.unlock)
1180
packs = tree.branch.repository._pack_collection
1181
packs.ensure_loaded()
1183
packs.get_pack_by_name(packs.names()[0]),
1184
packs.get_pack_by_name(packs.names()[1]),
1185
], packs.all_packs())
1187
def test_get_pack_by_name(self):
1188
format = self.get_format()
1189
tree = self.make_branch_and_tree('.', format=format)
1190
tree.commit('start')
1192
self.addCleanup(tree.unlock)
1193
packs = tree.branch.repository._pack_collection
1195
packs.ensure_loaded()
1196
name = packs.names()[0]
1197
pack_1 = packs.get_pack_by_name(name)
1198
# the pack should be correctly initialised
1199
sizes = packs._names[name]
1200
rev_index = GraphIndex(packs._index_transport, name + '.rix', sizes[0])
1201
inv_index = GraphIndex(packs._index_transport, name + '.iix', sizes[1])
1202
txt_index = GraphIndex(packs._index_transport, name + '.tix', sizes[2])
1203
sig_index = GraphIndex(packs._index_transport, name + '.six', sizes[3])
1204
self.assertEqual(pack_repo.ExistingPack(packs._pack_transport,
1205
name, rev_index, inv_index, txt_index, sig_index), pack_1)
1206
# and the same instance should be returned on successive calls.
1207
self.assertTrue(pack_1 is packs.get_pack_by_name(name))
1209
def test_reload_pack_names_new_entry(self):
1210
tree, r, packs, revs = self.make_packs_and_alt_repo()
1211
names = packs.names()
1212
# Add a new pack file into the repository
1213
rev4 = tree.commit('four')
1214
new_names = tree.branch.repository._pack_collection.names()
1215
new_name = set(new_names).difference(names)
1216
self.assertEqual(1, len(new_name))
1217
new_name = new_name.pop()
1218
# The old collection hasn't noticed yet
1219
self.assertEqual(names, packs.names())
1220
self.assertTrue(packs.reload_pack_names())
1221
self.assertEqual(new_names, packs.names())
1222
# And the repository can access the new revision
1223
self.assertEqual({rev4:(revs[-1],)}, r.get_parent_map([rev4]))
1224
self.assertFalse(packs.reload_pack_names())
1226
def test_reload_pack_names_added_and_removed(self):
1227
tree, r, packs, revs = self.make_packs_and_alt_repo()
1228
names = packs.names()
1229
# Now repack the whole thing
1230
tree.branch.repository.pack()
1231
new_names = tree.branch.repository._pack_collection.names()
1232
# The other collection hasn't noticed yet
1233
self.assertEqual(names, packs.names())
1234
self.assertTrue(packs.reload_pack_names())
1235
self.assertEqual(new_names, packs.names())
1236
self.assertEqual({revs[-1]:(revs[-2],)}, r.get_parent_map([revs[-1]]))
1237
self.assertFalse(packs.reload_pack_names())
1239
def test_autopack_reloads_and_stops(self):
1240
tree, r, packs, revs = self.make_packs_and_alt_repo(write_lock=True)
1241
# After we have determined what needs to be autopacked, trigger a
1242
# full-pack via the other repo which will cause us to re-evaluate and
1243
# decide we don't need to do anything
1244
orig_execute = packs._execute_pack_operations
1245
def _munged_execute_pack_ops(*args, **kwargs):
1246
tree.branch.repository.pack()
1247
return orig_execute(*args, **kwargs)
1248
packs._execute_pack_operations = _munged_execute_pack_ops
1249
packs._max_pack_count = lambda x: 1
1250
packs.pack_distribution = lambda x: [10]
1251
self.assertFalse(packs.autopack())
1252
self.assertEqual(1, len(packs.names()))
1253
self.assertEqual(tree.branch.repository._pack_collection.names(),
1257
class TestPack(TestCaseWithTransport):
1258
"""Tests for the Pack object."""
1260
def assertCurrentlyEqual(self, left, right):
1261
self.assertTrue(left == right)
1262
self.assertTrue(right == left)
1263
self.assertFalse(left != right)
1264
self.assertFalse(right != left)
1266
def assertCurrentlyNotEqual(self, left, right):
1267
self.assertFalse(left == right)
1268
self.assertFalse(right == left)
1269
self.assertTrue(left != right)
1270
self.assertTrue(right != left)
1272
def test___eq____ne__(self):
1273
left = pack_repo.ExistingPack('', '', '', '', '', '')
1274
right = pack_repo.ExistingPack('', '', '', '', '', '')
1275
self.assertCurrentlyEqual(left, right)
1276
# change all attributes and ensure equality changes as we do.
1277
left.revision_index = 'a'
1278
self.assertCurrentlyNotEqual(left, right)
1279
right.revision_index = 'a'
1280
self.assertCurrentlyEqual(left, right)
1281
left.inventory_index = 'a'
1282
self.assertCurrentlyNotEqual(left, right)
1283
right.inventory_index = 'a'
1284
self.assertCurrentlyEqual(left, right)
1285
left.text_index = 'a'
1286
self.assertCurrentlyNotEqual(left, right)
1287
right.text_index = 'a'
1288
self.assertCurrentlyEqual(left, right)
1289
left.signature_index = 'a'
1290
self.assertCurrentlyNotEqual(left, right)
1291
right.signature_index = 'a'
1292
self.assertCurrentlyEqual(left, right)
1294
self.assertCurrentlyNotEqual(left, right)
1296
self.assertCurrentlyEqual(left, right)
1297
left.transport = 'a'
1298
self.assertCurrentlyNotEqual(left, right)
1299
right.transport = 'a'
1300
self.assertCurrentlyEqual(left, right)
1302
def test_file_name(self):
1303
pack = pack_repo.ExistingPack('', 'a_name', '', '', '', '')
1304
self.assertEqual('a_name.pack', pack.file_name())
1307
class TestNewPack(TestCaseWithTransport):
1308
"""Tests for pack_repo.NewPack."""
1310
def test_new_instance_attributes(self):
1311
upload_transport = self.get_transport('upload')
1312
pack_transport = self.get_transport('pack')
1313
index_transport = self.get_transport('index')
1314
upload_transport.mkdir('.')
1315
collection = pack_repo.RepositoryPackCollection(
1317
transport=self.get_transport('.'),
1318
index_transport=index_transport,
1319
upload_transport=upload_transport,
1320
pack_transport=pack_transport,
1321
index_builder_class=BTreeBuilder,
1322
index_class=BTreeGraphIndex,
1323
use_chk_index=False)
1324
pack = pack_repo.NewPack(collection)
1325
self.assertIsInstance(pack.revision_index, BTreeBuilder)
1326
self.assertIsInstance(pack.inventory_index, BTreeBuilder)
1327
self.assertIsInstance(pack._hash, type(osutils.md5()))
1328
self.assertTrue(pack.upload_transport is upload_transport)
1329
self.assertTrue(pack.index_transport is index_transport)
1330
self.assertTrue(pack.pack_transport is pack_transport)
1331
self.assertEqual(None, pack.index_sizes)
1332
self.assertEqual(20, len(pack.random_name))
1333
self.assertIsInstance(pack.random_name, str)
1334
self.assertIsInstance(pack.start_time, float)
1337
class TestPacker(TestCaseWithTransport):
1338
"""Tests for the packs repository Packer class."""
1340
def test_pack_optimizes_pack_order(self):
1341
builder = self.make_branch_builder('.')
1342
builder.start_series()
1343
builder.build_snapshot('A', None, [
1344
('add', ('', 'root-id', 'directory', None)),
1345
('add', ('f', 'f-id', 'file', 'content\n'))])
1346
builder.build_snapshot('B', ['A'],
1347
[('modify', ('f-id', 'new-content\n'))])
1348
builder.build_snapshot('C', ['B'],
1349
[('modify', ('f-id', 'third-content\n'))])
1350
builder.build_snapshot('D', ['C'],
1351
[('modify', ('f-id', 'fourth-content\n'))])
1352
b = builder.get_branch()
1354
builder.finish_series()
1355
self.addCleanup(b.unlock)
1356
# At this point, we should have 4 pack files available
1357
# Because of how they were built, they correspond to
1358
# ['D', 'C', 'B', 'A']
1359
packs = b.repository._pack_collection.packs
1360
packer = pack_repo.Packer(b.repository._pack_collection,
1362
revision_ids=['B', 'C'])
1363
# Now, when we are copying the B & C revisions, their pack files should
1364
# be moved to the front of the stack
1365
# The new ordering moves B & C to the front of the .packs attribute,
1366
# and leaves the others in the original order.
1367
new_packs = [packs[1], packs[2], packs[0], packs[3]]
1368
new_pack = packer.pack()
1369
self.assertEqual(new_packs, packer.packs)
1372
class TestOptimisingPacker(TestCaseWithTransport):
1373
"""Tests for the OptimisingPacker class."""
1375
def get_pack_collection(self):
1376
repo = self.make_repository('.')
1377
return repo._pack_collection
1379
def test_open_pack_will_optimise(self):
1380
packer = pack_repo.OptimisingPacker(self.get_pack_collection(),
1382
new_pack = packer.open_pack()
1383
self.assertIsInstance(new_pack, pack_repo.NewPack)
1384
self.assertTrue(new_pack.revision_index._optimize_for_size)
1385
self.assertTrue(new_pack.inventory_index._optimize_for_size)
1386
self.assertTrue(new_pack.text_index._optimize_for_size)
1387
self.assertTrue(new_pack.signature_index._optimize_for_size)
1390
class TestCrossFormatPacks(TestCaseWithTransport):
1392
def log_pack(self, hint=None):
1393
self.calls.append(('pack', hint))
1394
self.orig_pack(hint=hint)
1395
if self.expect_hint:
1396
self.assertTrue(hint)
1398
def run_stream(self, src_fmt, target_fmt, expect_pack_called):
1399
self.expect_hint = expect_pack_called
1401
source_tree = self.make_branch_and_tree('src', format=src_fmt)
1402
source_tree.lock_write()
1403
self.addCleanup(source_tree.unlock)
1404
tip = source_tree.commit('foo')
1405
target = self.make_repository('target', format=target_fmt)
1407
self.addCleanup(target.unlock)
1408
source = source_tree.branch.repository._get_source(target._format)
1409
self.orig_pack = target.pack
1410
target.pack = self.log_pack
1411
search = target.search_missing_revision_ids(
1412
source_tree.branch.repository, tip)
1413
stream = source.get_stream(search)
1414
from_format = source_tree.branch.repository._format
1415
sink = target._get_sink()
1416
sink.insert_stream(stream, from_format, [])
1417
if expect_pack_called:
1418
self.assertLength(1, self.calls)
1420
self.assertLength(0, self.calls)
1422
def run_fetch(self, src_fmt, target_fmt, expect_pack_called):
1423
self.expect_hint = expect_pack_called
1425
source_tree = self.make_branch_and_tree('src', format=src_fmt)
1426
source_tree.lock_write()
1427
self.addCleanup(source_tree.unlock)
1428
tip = source_tree.commit('foo')
1429
target = self.make_repository('target', format=target_fmt)
1431
self.addCleanup(target.unlock)
1432
source = source_tree.branch.repository
1433
self.orig_pack = target.pack
1434
target.pack = self.log_pack
1435
target.fetch(source)
1436
if expect_pack_called:
1437
self.assertLength(1, self.calls)
1439
self.assertLength(0, self.calls)
1441
def test_sink_format_hint_no(self):
1442
# When the target format says packing makes no difference, pack is not
1444
self.run_stream('1.9', 'rich-root-pack', False)
1446
def test_sink_format_hint_yes(self):
1447
# When the target format says packing makes a difference, pack is
1449
self.run_stream('1.9', '2a', True)
1451
def test_sink_format_same_no(self):
1452
# When the formats are the same, pack is not called.
1453
self.run_stream('2a', '2a', False)
1455
def test_IDS_format_hint_no(self):
1456
# When the target format says packing makes no difference, pack is not
1458
self.run_fetch('1.9', 'rich-root-pack', False)
1460
def test_IDS_format_hint_yes(self):
1461
# When the target format says packing makes a difference, pack is
1463
self.run_fetch('1.9', '2a', True)
1465
def test_IDS_format_same_no(self):
1466
# When the formats are the same, pack is not called.
1467
self.run_fetch('2a', '2a', False)
added
removed
bzrlib/tests/test_repository.py
