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Viewing changes to bzrlib/tests/test_upgrade.py

  • Committer: Martin Albisetti
  • Date: 2008-05-06 00:21:18 UTC
  • mto: (3431.1.1 integration)
  • mto: This revision was merged to the branch mainline in revision 3432.
  • Revision ID: argentina@gmail.com-20080506002118-7w9ywklw4khddf3g
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bzrlib/tests/test_upgrade.py
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# Copyright (C) 2005-2010 Canonical Ltd
 
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# Copyright (C) 2005 Canonical Ltd
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#
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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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#
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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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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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"""Tests for upgrade of old trees.
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This file contains canned versions of some old trees, which are instantiated
 
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This file contains canned versions of some old trees, which are instantiated 
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and then upgraded to the new format."""
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# TODO queue for upgrade:
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    bzrdir,
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    progress,
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    repository,
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    transport,
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    workingtree,
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    workingtree_4,
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    )
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import bzrlib.branch
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from bzrlib.branch import Branch
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from bzrlib.tests import TestCaseWithTransport
 
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from bzrlib.transport import get_transport
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from bzrlib.upgrade import upgrade
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class TestUpgrade(TestCaseWithTransport):
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    def test_build_tree(self):
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        """Test tree-building test helper"""
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        self.build_tree_contents(_upgrade1_template)
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        finally:
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            rt.unlock()
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        # check a backup was made:
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        backup_dir = 'backup.bzr.~1~'
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        t = transport.get_transport(b.base)
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        t.stat(backup_dir)
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        t.stat(backup_dir + '/README')
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        t.stat(backup_dir + '/branch-format')
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        t.stat(backup_dir + '/revision-history')
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        t.stat(backup_dir + '/merged-patches')
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        t.stat(backup_dir + '/pending-merged-patches')
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        t.stat(backup_dir + '/pending-merges')
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        t.stat(backup_dir + '/branch-name')
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        t.stat(backup_dir + '/branch-lock')
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        t.stat(backup_dir + '/inventory')
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        t.stat(backup_dir + '/stat-cache')
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        t.stat(backup_dir + '/text-store')
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        t.stat(backup_dir + '/text-store/foo-20051004035611-1591048e9dc7c2d4.gz')
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        t.stat(backup_dir + '/text-store/foo-20051004035756-4081373d897c3453.gz')
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        t.stat(backup_dir + '/inventory-store/')
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        t.stat(backup_dir + '/inventory-store/mbp@sourcefrog.net-20051004035611-176b16534b086b3c.gz')
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        t.stat(backup_dir + '/inventory-store/mbp@sourcefrog.net-20051004035756-235f2b7dcdddd8dd.gz')
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        t.stat(backup_dir + '/revision-store/')
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        t.stat(backup_dir + '/revision-store/mbp@sourcefrog.net-20051004035611-176b16534b086b3c.gz')
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        t.stat(backup_dir + '/revision-store/mbp@sourcefrog.net-20051004035756-235f2b7dcdddd8dd.gz')
 
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        transport = get_transport(b.base)
 
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        transport.stat('backup.bzr')
 
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        transport.stat('backup.bzr/README')
 
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        transport.stat('backup.bzr/branch-format')
 
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        transport.stat('backup.bzr/revision-history')
 
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        transport.stat('backup.bzr/merged-patches')
 
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        transport.stat('backup.bzr/pending-merged-patches')
 
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        transport.stat('backup.bzr/pending-merges')
 
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        transport.stat('backup.bzr/branch-name')
 
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        transport.stat('backup.bzr/branch-lock')
 
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        transport.stat('backup.bzr/inventory')
 
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        transport.stat('backup.bzr/stat-cache')
 
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        transport.stat('backup.bzr/text-store')
 
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        transport.stat('backup.bzr/text-store/foo-20051004035611-1591048e9dc7c2d4.gz')
 
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        transport.stat('backup.bzr/text-store/foo-20051004035756-4081373d897c3453.gz')
 
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        transport.stat('backup.bzr/inventory-store/')
 
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        transport.stat('backup.bzr/inventory-store/mbp@sourcefrog.net-20051004035611-176b16534b086b3c.gz')
 
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        transport.stat('backup.bzr/inventory-store/mbp@sourcefrog.net-20051004035756-235f2b7dcdddd8dd.gz')
 
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        transport.stat('backup.bzr/revision-store/')
 
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        transport.stat('backup.bzr/revision-store/mbp@sourcefrog.net-20051004035611-176b16534b086b3c.gz')
 
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        transport.stat('backup.bzr/revision-store/mbp@sourcefrog.net-20051004035756-235f2b7dcdddd8dd.gz')
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    def test_upgrade_with_ghosts(self):
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        """Upgrade v0.0.4 tree containing ghost references.
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        That is, some of the parents of revisions mentioned in the branch
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        aren't present in the branch's storage.
 
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        aren't present in the branch's storage. 
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        This shouldn't normally happen in branches created entirely in
 
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        This shouldn't normally happen in branches created entirely in 
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        bzr, but can happen in branches imported from baz and arch, or from
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        other systems, where the importer knows about a revision but not
 
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        other systems, where the importer knows about a revision but not 
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        its contents."""
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        eq = self.assertEquals
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        self.build_tree_contents(_ghost_template)
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        old_repodir = bzrlib.bzrdir.BzrDir.open_unsupported('.')
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        old_repo_format = old_repodir.open_repository()._format
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        upgrade('.')
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        # this is the path to the literal file. As format changes
 
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        # this is the path to the literal file. As format changes 
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        # occur it needs to be updated. FIXME: ask the store for the
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        # path.
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        repo = bzrlib.repository.Repository.open('.')
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        # it should have changed the format
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        self.assertNotEqual(old_repo_format.__class__, repo._format.__class__)
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        # and we should be able to read the names for the file id
 
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        # and we should be able to read the names for the file id 
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        # 'dir-20051005095101-da1441ea3fa6917a'
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        repo.lock_read()
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        self.addCleanup(repo.unlock)
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        text_keys = repo.texts.keys()
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        dir_keys = [key for key in text_keys if key[0] ==
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                'dir-20051005095101-da1441ea3fa6917a']
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        self.assertNotEqual([], dir_keys)
 
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        self.assertNotEqual(
 
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            [],
 
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            repo.weave_store.get_weave(
 
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                'dir-20051005095101-da1441ea3fa6917a',
 
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                repo.get_transaction()).versions())
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    def test_upgrade_to_meta_sets_workingtree_last_revision(self):
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        self.build_tree_contents(_upgrade_dir_template)
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        # such a branch to metadir must not setup a working tree.
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        self.build_tree_contents(_upgrade1_template)
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        upgrade('.', bzrdir.BzrDirFormat6())
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        t = transport.get_transport('.')
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        t.delete_multi(['.bzr/pending-merges', '.bzr/inventory'])
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        self.assertFalse(t.has('.bzr/stat-cache'))
 
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        transport = get_transport('.')
 
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        transport.delete_multi(['.bzr/pending-merges', '.bzr/inventory'])
 
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        assert not transport.has('.bzr/stat-cache')
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        # XXX: upgrade fails if a backup.bzr is already present
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        # -- David Allouche 2006-08-11
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        t.delete_tree('backup.bzr.~1~')
 
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        transport.delete_tree('backup.bzr')
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        # At this point, we have a format6 branch without checkout files.
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        upgrade('.', bzrdir.BzrDirMetaFormat1())
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        # The upgrade should not have set up a working tree.
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           ['mbp@sourcefrog.net-20051004035611-176b16534b086b3c',
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            'mbp@sourcefrog.net-20051004035756-235f2b7dcdddd8dd'])
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    def test_upgrade_rich_root(self):
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        tree = self.make_branch_and_tree('tree', format='rich-root')
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        rev_id = tree.commit('first post')
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        upgrade('tree')
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    def test_convert_branch5_branch6(self):
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        branch = self.make_branch('branch', format='knit')
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        branch.set_revision_history(['AB', 'CD'])
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        branch.set_push_location('file:///IJ')
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        target = bzrdir.format_registry.make_bzrdir('dirstate-with-subtree')
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        converter = branch.bzrdir._format.get_converter(target)
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        converter.convert(branch.bzrdir, None)
 
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        converter.convert(branch.bzrdir, progress.DummyProgress())
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        new_branch = _mod_branch.Branch.open(self.get_url('branch'))
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        self.assertIs(new_branch.__class__, _mod_branch.BzrBranch6)
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        self.assertEqual('CD', new_branch.last_revision())
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        branch2 = self.make_branch('branch2', format='knit')
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        converter = branch2.bzrdir._format.get_converter(target)
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        converter.convert(branch2.bzrdir, None)
 
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        converter.convert(branch2.bzrdir, progress.DummyProgress())
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        branch2 = _mod_branch.Branch.open(self.get_url('branch'))
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        self.assertIs(branch2.__class__, _mod_branch.BzrBranch6)
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    def test_convert_branch7_branch8(self):
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        branch = self.make_branch('branch', format='1.9')
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        target = bzrdir.format_registry.make_bzrdir('1.9')
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        target.set_branch_format(_mod_branch.BzrBranchFormat8())
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        converter = branch.bzrdir._format.get_converter(target)
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        converter.convert(branch.bzrdir, None)
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        branch = _mod_branch.Branch.open(self.get_url('branch'))
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        self.assertIs(branch.__class__, _mod_branch.BzrBranch8)
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        self.assertEqual({}, branch._get_all_reference_info())
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    def test_convert_knit_dirstate_empty(self):
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        # test that asking for an upgrade from knit to dirstate works.
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        tree = self.make_branch_and_tree('tree', format='knit')
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        target = bzrdir.format_registry.make_bzrdir('dirstate')
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        converter = tree.bzrdir._format.get_converter(target)
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        converter.convert(tree.bzrdir, None)
 
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        converter.convert(tree.bzrdir, progress.DummyProgress())
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        new_tree = workingtree.WorkingTree.open('tree')
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        self.assertIs(new_tree.__class__, workingtree_4.WorkingTree4)
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        self.assertEqual('null:', new_tree.last_revision())
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        tree.add(['file'], ['file-id'])
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        target = bzrdir.format_registry.make_bzrdir('dirstate')
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        converter = tree.bzrdir._format.get_converter(target)
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        converter.convert(tree.bzrdir, None)
 
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        converter.convert(tree.bzrdir, progress.DummyProgress())
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        new_tree = workingtree.WorkingTree.open('tree')
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        self.assertIs(new_tree.__class__, workingtree_4.WorkingTree4)
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        self.assertEqual('null:', new_tree.last_revision())
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        rev_id = tree.commit('first post')
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        target = bzrdir.format_registry.make_bzrdir('dirstate')
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        converter = tree.bzrdir._format.get_converter(target)
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        converter.convert(tree.bzrdir, None)
 
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        converter.convert(tree.bzrdir, progress.DummyProgress())
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        new_tree = workingtree.WorkingTree.open('tree')
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        self.assertIs(new_tree.__class__, workingtree_4.WorkingTree4)
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        self.assertEqual(rev_id, new_tree.last_revision())
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        tree.merge_from_branch(merge_tree.branch)
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        target = bzrdir.format_registry.make_bzrdir('dirstate')
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        converter = tree.bzrdir._format.get_converter(target)
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        converter.convert(tree.bzrdir, None)
 
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        converter.convert(tree.bzrdir, progress.DummyProgress())
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        new_tree = workingtree.WorkingTree.open('tree')
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        self.assertIs(new_tree.__class__, workingtree_4.WorkingTree4)
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        self.assertEqual(rev_id2, new_tree.last_revision())