/brz/remove-bazaar

# Copyright (C) 2005 by Canonical Ltd

# -*- coding: utf-8 -*-

# 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 push.

"""

import os

from bzrlib.branch import Branch

from bzrlib.osutils import abspath

from bzrlib.tests.blackbox import ExternalBase

from bzrlib.uncommit import uncommit

class TestPush(ExternalBase):

    def test_push_remember(self):

        """Push changes from one branch to another and test push location."""

        transport = self.get_transport()

        tree_a = self.make_branch_and_tree('branch_a')

        branch_a = tree_a.branch

        self.build_tree(['branch_a/a'])

        tree_a.add('a')

        tree_a.commit('commit a')

        branch_b = branch_a.bzrdir.sprout('branch_b').open_branch()

        tree_b = branch_b.bzrdir.open_workingtree()

        branch_c = branch_a.bzrdir.sprout('branch_c').open_branch()

        tree_c = branch_c.bzrdir.open_workingtree()

        self.build_tree(['branch_a/b'])

        tree_a.add('b')

        tree_a.commit('commit b')

        self.build_tree(['branch_b/c'])

        tree_b.add('c')

        tree_b.commit('commit c')

        # initial push location must be empty

        self.assertEqual(None, branch_b.get_push_location())

        # test push for failure without push location set

        os.chdir('branch_a')

        out = self.runbzr('push', retcode=3)

        self.assertEquals(out,

                ('','bzr: ERROR: No push location known or specified.\n'))

        # test implicit --remember when no push location set, push fails

        out = self.runbzr('push ../branch_b', retcode=3)

        self.assertEquals(out,

                ('','bzr: ERROR: These branches have diverged.  '

                    'Try a merge then push with overwrite.\n'))

        self.assertEquals(abspath(branch_a.get_push_location()),

                          abspath(branch_b.bzrdir.root_transport.base))

        # test implicit --remember after resolving previous failure

        uncommit(branch=branch_b, tree=tree_b)

        transport.delete('branch_b/c')

        self.runbzr('push')

        self.assertEquals(abspath(branch_a.get_push_location()),

                          abspath(branch_b.bzrdir.root_transport.base))

        # test explicit --remember

        self.runbzr('push ../branch_c --remember')

        self.assertEquals(abspath(branch_a.get_push_location()),

                          abspath(branch_c.bzrdir.root_transport.base))