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# Copyright (C) 2005, 2006, 2008 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
"""Black-box tests for bzr branch."""
import os
from bzrlib import (branch, bzrdir, repository)
from bzrlib.repofmt.knitrepo import RepositoryFormatKnit1
from bzrlib.tests.blackbox import ExternalBase
from bzrlib.tests import HardlinkFeature
from bzrlib.tests.test_sftp_transport import TestCaseWithSFTPServer
from bzrlib.workingtree import WorkingTree
class TestBranch(ExternalBase):
def example_branch(self, path='.'):
tree = self.make_branch_and_tree(path)
self.build_tree_contents([(path + '/hello', 'foo')])
tree.add('hello')
tree.commit(message='setup')
self.build_tree_contents([(path + '/goodbye', 'baz')])
tree.add('goodbye')
tree.commit(message='setup')
def test_branch(self):
"""Branch from one branch to another."""
self.example_branch('a')
self.run_bzr('branch a b')
b = branch.Branch.open('b')
self.run_bzr('branch a c -r 1')
# previously was erroneously created by branching
self.assertFalse(b._transport.has('branch-name'))
b.bzrdir.open_workingtree().commit(message='foo', allow_pointless=True)
def test_branch_only_copies_history(self):
# Knit branches should only push the history for the current revision.
format = bzrdir.BzrDirMetaFormat1()
format.repository_format = RepositoryFormatKnit1()
shared_repo = self.make_repository('repo', format=format, shared=True)
shared_repo.set_make_working_trees(True)
def make_shared_tree(path):
shared_repo.bzrdir.root_transport.mkdir(path)
shared_repo.bzrdir.create_branch_convenience('repo/' + path)
return WorkingTree.open('repo/' + path)
tree_a = make_shared_tree('a')
self.build_tree(['repo/a/file'])
tree_a.add('file')
tree_a.commit('commit a-1', rev_id='a-1')
f = open('repo/a/file', 'ab')
f.write('more stuff\n')
f.close()
tree_a.commit('commit a-2', rev_id='a-2')
tree_b = make_shared_tree('b')
self.build_tree(['repo/b/file'])
tree_b.add('file')
tree_b.commit('commit b-1', rev_id='b-1')
self.assertTrue(shared_repo.has_revision('a-1'))
self.assertTrue(shared_repo.has_revision('a-2'))
self.assertTrue(shared_repo.has_revision('b-1'))
# Now that we have a repository with shared files, make sure
# that things aren't copied out by a 'branch'
self.run_bzr('branch repo/b branch-b')
pushed_tree = WorkingTree.open('branch-b')
pushed_repo = pushed_tree.branch.repository
self.assertFalse(pushed_repo.has_revision('a-1'))
self.assertFalse(pushed_repo.has_revision('a-2'))
self.assertTrue(pushed_repo.has_revision('b-1'))
def test_branch_hardlink(self):
self.requireFeature(HardlinkFeature)
source = self.make_branch_and_tree('source')
self.build_tree(['source/file1'])
source.add('file1')
source.commit('added file')
self.run_bzr(['branch', 'source', 'target', '--hardlink'])
source_stat = os.stat('source/file1')
target_stat = os.stat('target/file1')
self.assertEqual(source_stat, target_stat)
def check_shallow_branch(self, branch_revid, stacked_on):
"""Assert that the branch 'newbranch' has been published correctly.
:param stacked_on: url of a branch this one is stacked upon.
:param branch_revid: a revision id that should be the only
revision present in the stacked branch, and it should not be in
the reference branch.
"""
new_branch = branch.Branch.open('newbranch')
# The branch refers to the mainline
self.assertEqual(stacked_on, new_branch.get_stacked_on_url())
# and the branch's work was pushed
self.assertTrue(new_branch.repository.has_revision(branch_revid))
# The newly committed revision shoud be present in the stacked branch,
# but not in the stacked-on branch. Because stacking is set up by the
# branch object, if we open the stacked branch's repository directly,
# bypassing the branch, we see only what's in the stacked repository.
stacked_repo = bzrdir.BzrDir.open('newbranch').open_repository()
stacked_repo_revisions = set(stacked_repo.all_revision_ids())
if len(stacked_repo_revisions) != 1:
self.fail("wrong revisions in stacked repository: %r"
% (stacked_repo_revisions,))
def assertRevisionInRepository(self, repo_path, revid):
"""Check that a revision is in a repository, disregarding stacking."""
repo = bzrdir.BzrDir.open(repo_path).open_repository()
self.assertTrue(repo.has_revision(revid))
def assertRevisionNotInRepository(self, repo_path, revid):
"""Check that a revision is not in a repository, disregarding stacking."""
repo = bzrdir.BzrDir.open(repo_path).open_repository()
self.assertFalse(repo.has_revision(revid))
def test_branch_stacked_branch_also_stacked_same_reference(self):
# We have a mainline
trunk_tree = self.make_branch_and_tree('target',
format='development')
trunk_tree.commit('mainline')
# and a branch from it which is stacked
branch_tree = self.make_branch_and_tree('branch',
format='development')
branch_tree.branch.set_stacked_on(trunk_tree.branch.base)
# with some work on it
branch_tree.commit('moar work plz')
# branching our local branch gives us a new stacked branch pointing at
# mainline.
out, err = self.run_bzr(['branch', 'branch', 'newbranch'])
self.assertEqual('', out)
self.assertEqual('Created new stacked branch referring to %s.\n' %
trunk_tree.branch.base, err)
self.check_shallow_branch(branch_tree.last_revision(),
trunk_tree.branch.base)
def test_branch_stacked(self):
# We have a mainline
trunk_tree = self.make_branch_and_tree('mainline',
format='development')
original_revid = trunk_tree.commit('mainline')
self.assertRevisionInRepository('mainline', original_revid)
# and a branch from it which is stacked
out, err = self.run_bzr(['branch', '--stacked', 'mainline',
'newbranch'])
self.assertEqual('', out)
self.assertEqual('Created new stacked branch referring to %s.\n' %
trunk_tree.branch.base, err)
self.assertRevisionNotInRepository('newbranch', original_revid)
new_tree = WorkingTree.open('newbranch')
new_revid = new_tree.commit('new work')
self.check_shallow_branch(new_revid, trunk_tree.branch.base)
def test_branch_stacked_from_smart_server(self):
# We can branch stacking on a smart server
from bzrlib.smart.server import SmartTCPServer_for_testing
self.transport_server = SmartTCPServer_for_testing
trunk = self.make_branch('mainline', format='development')
out, err = self.run_bzr(
['branch', '--stacked', self.get_url('mainline'), 'shallow'])
class TestRemoteBranch(TestCaseWithSFTPServer):
def setUp(self):
super(TestRemoteBranch, self).setUp()
tree = self.make_branch_and_tree('branch')
self.build_tree_contents([('branch/file', 'file content\n')])
tree.add('file')
tree.commit('file created')
def test_branch_local_remote(self):
self.run_bzr(['branch', 'branch', self.get_url('remote')])
t = self.get_transport()
# Ensure that no working tree what created remotely
self.assertFalse(t.has('remote/file'))
def test_branch_remote_remote(self):
# Light cheat: we access the branch remotely
self.run_bzr(['branch', self.get_url('branch'),
self.get_url('remote')])
t = self.get_transport()
# Ensure that no working tree what created remotely
self.assertFalse(t.has('remote/file'))
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