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bzrlib/tests/test_upgrade.py
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# Copyright (C) 2005 Canonical Ltd
 
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# Copyright (C) 2005-2010 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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    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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        self.failUnlessExists('foo')
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        self.failUnlessExists('.bzr/README')
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    def test_upgrade_simple(self):
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        """Upgrade simple v0.0.4 format to latest format"""
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        eq = self.assertEquals
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        finally:
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            rt.unlock()
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        # check a backup was made:
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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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        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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    def test_upgrade_with_ghosts(self):
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        """Upgrade v0.0.4 tree containing ghost references.
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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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        transport = get_transport('.')
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        transport.delete_multi(['.bzr/pending-merges', '.bzr/inventory'])
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        self.assertFalse(transport.has('.bzr/stat-cache'))
 
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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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        # XXX: upgrade fails if a backup.bzr is already present
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        # -- David Allouche 2006-08-11
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        transport.delete_tree('backup.bzr')
 
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        t.delete_tree('backup.bzr.~1~')
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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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        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, progress.DummyProgress())
 
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        converter.convert(branch.bzrdir, None)
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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, progress.DummyProgress())
 
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        converter.convert(branch2.bzrdir, None)
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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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        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, progress.DummyProgress())
 
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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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        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, progress.DummyProgress())
 
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        converter.convert(tree.bzrdir, None)
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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, progress.DummyProgress())
 
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        converter.convert(tree.bzrdir, None)
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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, progress.DummyProgress())
 
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        converter.convert(tree.bzrdir, None)
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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, progress.DummyProgress())
 
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        converter.convert(tree.bzrdir, None)
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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())