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# Copyright (C) 2004, 2005, 2007 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
"""Tests for branch.push behaviour."""
import os
from bzrlib.branch import Branch
from bzrlib import errors
from bzrlib.tests import TestCaseWithTransport
class TestPush(TestCaseWithTransport):
def test_push_convergence_simple(self):
# when revisions are pushed, the left-most accessible parents must
# become the revision-history.
mine = self.make_branch_and_tree('mine')
mine.commit('1st post', rev_id='P1', allow_pointless=True)
other = mine.bzrdir.sprout('other').open_workingtree()
other.commit('my change', rev_id='M1', allow_pointless=True)
mine.merge_from_branch(other.branch)
mine.commit('merge my change', rev_id='P2')
mine.branch.push(other.branch)
self.assertEqual(['P1', 'P2'], other.branch.revision_history())
def test_push_merged_indirect(self):
# it should be possible to do a push from one branch into another
# when the tip of the target was merged into the source branch
# via a third branch - so its buried in the ancestry and is not
# directly accessible.
mine = self.make_branch_and_tree('mine')
mine.commit('1st post', rev_id='P1', allow_pointless=True)
target = mine.bzrdir.sprout('target').open_workingtree()
target.commit('my change', rev_id='M1', allow_pointless=True)
other = mine.bzrdir.sprout('other').open_workingtree()
other.merge_from_branch(target.branch)
other.commit('merge my change', rev_id='O2')
mine.merge_from_branch(other.branch)
mine.commit('merge other', rev_id='P2')
mine.branch.push(target.branch)
self.assertEqual(['P1', 'P2'], target.branch.revision_history())
def test_push_to_checkout_updates_master(self):
"""Pushing into a checkout updates the checkout and the master branch"""
master_tree = self.make_branch_and_tree('master')
rev1 = master_tree.commit('master')
checkout = master_tree.branch.create_checkout('checkout')
other = master_tree.branch.bzrdir.sprout('other').open_workingtree()
rev2 = other.commit('other commit')
# now push, which should update both checkout and master.
other.branch.push(checkout.branch)
self.assertEqual([rev1, rev2], checkout.branch.revision_history())
self.assertEqual([rev1, rev2], master_tree.branch.revision_history())
def test_push_raises_specific_error_on_master_connection_error(self):
master_tree = self.make_branch_and_tree('master')
checkout = master_tree.branch.create_checkout('checkout')
other = master_tree.branch.bzrdir.sprout('other').open_workingtree()
# move the branch out of the way on disk to cause a connection
# error.
os.rename('master', 'master_gone')
# try to push, which should raise a BoundBranchConnectionFailure.
self.assertRaises(errors.BoundBranchConnectionFailure,
other.branch.push, checkout.branch)
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