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# Copyright (C) 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
"""Tests for branch implementations - test reconcile() functionality"""
from bzrlib import errors, reconcile
from bzrlib.tests.branch_implementations import TestCaseWithBranch
class TestBranchReconcile(TestCaseWithBranch):
def test_reconcile_fixes_invalid_revhistory(self):
# Different formats have different ways of handling invalid revision
# histories, so the setup portion is customized
tree = self.make_branch_and_tree('test')
r1 = tree.commit('one')
r2 = tree.commit('two')
r3 = tree.commit('three')
r4 = tree.commit('four')
# create an alternate branch
tree.set_parent_ids([r1])
tree.branch.set_last_revision_info(1, r1)
r2b = tree.commit('two-b')
# now go back and merge the commit
tree.set_parent_ids([r4, r2b])
tree.branch.set_last_revision_info(4, r4)
r5 = tree.commit('five')
# Now, try to set an invalid history
try:
tree.branch.set_revision_history([r1, r2b, r5])
if tree.branch.last_revision_info() != (3, r5):
# RemoteBranch silently corrects an impossible revision
# history given to set_revision_history. It can be tricked
# with set_last_revision_info though.
tree.branch.set_last_revision_info(3, r5)
except errors.NotLefthandHistory:
# Branch5 allows set_revision_history to be wrong
# Branch6 raises NotLefthandHistory, but we can force bogus stuff
# with set_last_revision_info
tree.branch.set_last_revision_info(3, r5)
self.assertEqual((3, r5), tree.branch.last_revision_info())
reconciler = tree.branch.reconcile()
self.assertEqual((5, r5), tree.branch.last_revision_info())
self.assertIs(True, reconciler.fixed_history)
def test_reconcile_returns_reconciler(self):
a_branch = self.make_branch('a_branch')
result = a_branch.reconcile()
self.assertIsInstance(result, reconcile.BranchReconciler)
# No history to fix
self.assertIs(False, result.fixed_history)
def test_reconcile_supports_thorough(self):
a_branch = self.make_branch('a_branch')
a_branch.reconcile(thorough=False)
a_branch.reconcile(thorough=True)
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