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# Copyright (C) 2005-2011 Canonical Ltd
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
"""Tests for upgrade of old trees.
This file contains canned versions of some old trees, which are instantiated
and then upgraded to the new format."""
# TODO queue for upgrade:
# test the error message when upgrading an unknown BzrDir format.
from bzrlib import (
branch,
bzrdir,
tests,
upgrade,
workingtree,
workingtree_4,
)
class TestUpgrade(tests.TestCaseWithTransport):
def test_upgrade_rich_root(self):
tree = self.make_branch_and_tree('tree', format='rich-root')
rev_id = tree.commit('first post')
upgrade.upgrade('tree')
def test_convert_branch5_branch6(self):
b = self.make_branch('branch', format='knit')
b._set_revision_history(['CD'])
b.set_parent('file:///EF')
b.set_bound_location('file:///GH')
b.set_push_location('file:///IJ')
target = bzrdir.format_registry.make_bzrdir('dirstate-with-subtree')
converter = b.bzrdir._format.get_converter(target)
converter.convert(b.bzrdir, None)
new_branch = branch.Branch.open(self.get_url('branch'))
self.assertIs(new_branch.__class__, branch.BzrBranch6)
self.assertEqual('CD', new_branch.last_revision())
self.assertEqual('file:///EF', new_branch.get_parent())
self.assertEqual('file:///GH', new_branch.get_bound_location())
branch_config = new_branch.get_config_stack()
self.assertEqual('file:///IJ', branch_config.get('push_location'))
b2 = self.make_branch('branch2', format='knit')
converter = b2.bzrdir._format.get_converter(target)
converter.convert(b2.bzrdir, None)
b2 = branch.Branch.open(self.get_url('branch'))
self.assertIs(b2.__class__, branch.BzrBranch6)
def test_convert_branch7_branch8(self):
b = self.make_branch('branch', format='1.9')
target = bzrdir.format_registry.make_bzrdir('1.9')
target.set_branch_format(branch.BzrBranchFormat8())
converter = b.bzrdir._format.get_converter(target)
converter.convert(b.bzrdir, None)
b = branch.Branch.open(self.get_url('branch'))
self.assertIs(b.__class__, branch.BzrBranch8)
self.assertEqual({}, b._get_all_reference_info())
def test_convert_knit_dirstate_empty(self):
# test that asking for an upgrade from knit to dirstate works.
tree = self.make_branch_and_tree('tree', format='knit')
target = bzrdir.format_registry.make_bzrdir('dirstate')
converter = tree.bzrdir._format.get_converter(target)
converter.convert(tree.bzrdir, None)
new_tree = workingtree.WorkingTree.open('tree')
self.assertIs(new_tree.__class__, workingtree_4.WorkingTree4)
self.assertEqual('null:', new_tree.last_revision())
def test_convert_knit_dirstate_content(self):
# smoke test for dirstate conversion: we call dirstate primitives,
# and its there that the core logic is tested.
tree = self.make_branch_and_tree('tree', format='knit')
self.build_tree(['tree/file'])
tree.add(['file'], ['file-id'])
target = bzrdir.format_registry.make_bzrdir('dirstate')
converter = tree.bzrdir._format.get_converter(target)
converter.convert(tree.bzrdir, None)
new_tree = workingtree.WorkingTree.open('tree')
self.assertIs(new_tree.__class__, workingtree_4.WorkingTree4)
self.assertEqual('null:', new_tree.last_revision())
def test_convert_knit_one_parent_dirstate(self):
# test that asking for an upgrade from knit to dirstate works.
tree = self.make_branch_and_tree('tree', format='knit')
rev_id = tree.commit('first post')
target = bzrdir.format_registry.make_bzrdir('dirstate')
converter = tree.bzrdir._format.get_converter(target)
converter.convert(tree.bzrdir, None)
new_tree = workingtree.WorkingTree.open('tree')
self.assertIs(new_tree.__class__, workingtree_4.WorkingTree4)
self.assertEqual(rev_id, new_tree.last_revision())
for path in ['basis-inventory-cache', 'inventory', 'last-revision',
'pending-merges', 'stat-cache']:
self.assertPathDoesNotExist('tree/.bzr/checkout/' + path)
def test_convert_knit_merges_dirstate(self):
tree = self.make_branch_and_tree('tree', format='knit')
rev_id = tree.commit('first post')
merge_tree = tree.bzrdir.sprout('tree2').open_workingtree()
rev_id2 = tree.commit('second post')
rev_id3 = merge_tree.commit('second merge post')
tree.merge_from_branch(merge_tree.branch)
target = bzrdir.format_registry.make_bzrdir('dirstate')
converter = tree.bzrdir._format.get_converter(target)
converter.convert(tree.bzrdir, None)
new_tree = workingtree.WorkingTree.open('tree')
self.assertIs(new_tree.__class__, workingtree_4.WorkingTree4)
self.assertEqual(rev_id2, new_tree.last_revision())
self.assertEqual([rev_id2, rev_id3], new_tree.get_parent_ids())
for path in ['basis-inventory-cache', 'inventory', 'last-revision',
'pending-merges', 'stat-cache']:
self.assertPathDoesNotExist('tree/.bzr/checkout/' + path)
class TestSmartUpgrade(tests.TestCaseWithTransport):
from_format = bzrdir.format_registry.make_bzrdir("pack-0.92")
to_format = bzrdir.format_registry.make_bzrdir("2a")
def make_standalone_branch(self):
wt = self.make_branch_and_tree("branch1", format=self.from_format)
return wt.bzrdir
def test_upgrade_standalone_branch(self):
control = self.make_standalone_branch()
tried, worked, issues = upgrade.smart_upgrade(
[control], format=self.to_format)
self.assertLength(1, tried)
self.assertEqual(tried[0], control)
self.assertLength(1, worked)
self.assertEqual(worked[0], control)
self.assertLength(0, issues)
self.assertPathExists('branch1/backup.bzr.~1~')
self.assertEqual(control.open_repository()._format,
self.to_format._repository_format)
def test_upgrade_standalone_branch_cleanup(self):
control = self.make_standalone_branch()
tried, worked, issues = upgrade.smart_upgrade(
[control], format=self.to_format, clean_up=True)
self.assertLength(1, tried)
self.assertEqual(tried[0], control)
self.assertLength(1, worked)
self.assertEqual(worked[0], control)
self.assertLength(0, issues)
self.assertPathExists('branch1')
self.assertPathExists('branch1/.bzr')
self.assertPathDoesNotExist('branch1/backup.bzr.~1~')
self.assertEqual(control.open_repository()._format,
self.to_format._repository_format)
def make_repo_with_branches(self):
repo = self.make_repository('repo', shared=True,
format=self.from_format)
# Note: self.make_branch() always creates a new repo at the location
# so we need to avoid using that here ...
b1 = bzrdir.BzrDir.create_branch_convenience("repo/branch1",
format=self.from_format)
b2 = bzrdir.BzrDir.create_branch_convenience("repo/branch2",
format=self.from_format)
return repo.bzrdir
def test_upgrade_repo_with_branches(self):
control = self.make_repo_with_branches()
tried, worked, issues = upgrade.smart_upgrade(
[control], format=self.to_format)
self.assertLength(3, tried)
self.assertEqual(tried[0], control)
self.assertLength(3, worked)
self.assertEqual(worked[0], control)
self.assertLength(0, issues)
self.assertPathExists('repo/backup.bzr.~1~')
self.assertPathExists('repo/branch1/backup.bzr.~1~')
self.assertPathExists('repo/branch2/backup.bzr.~1~')
self.assertEqual(control.open_repository()._format,
self.to_format._repository_format)
b1 = branch.Branch.open('repo/branch1')
self.assertEqual(b1._format, self.to_format._branch_format)
def test_upgrade_repo_with_branches_cleanup(self):
control = self.make_repo_with_branches()
tried, worked, issues = upgrade.smart_upgrade(
[control], format=self.to_format, clean_up=True)
self.assertLength(3, tried)
self.assertEqual(tried[0], control)
self.assertLength(3, worked)
self.assertEqual(worked[0], control)
self.assertLength(0, issues)
self.assertPathExists('repo')
self.assertPathExists('repo/.bzr')
self.assertPathDoesNotExist('repo/backup.bzr.~1~')
self.assertPathDoesNotExist('repo/branch1/backup.bzr.~1~')
self.assertPathDoesNotExist('repo/branch2/backup.bzr.~1~')
self.assertEqual(control.open_repository()._format,
self.to_format._repository_format)
b1 = branch.Branch.open('repo/branch1')
self.assertEqual(b1._format, self.to_format._branch_format)
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