settings: Remove obsolete VCS config value HG_USE_REBASE_FOR_MERGING

rhodecode/config/utils.py

@@ -1,103 +1,101 b''
 # -*- coding: utf-8 -*-
 
 # Copyright (C) 2010-2016  RhodeCode GmbH
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License, version 3
 # (only), as published by the Free Software Foundation.
 #
 # 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 Affero General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #
 # This program is dual-licensed. If you wish to learn more about the
 # RhodeCode Enterprise Edition, including its added features, Support services,
 # and proprietary license terms, please see https://rhodecode.com/licenses/
 
 import os
 import shlex
 import Pyro4
 import platform
 
 from rhodecode.model import init_model
 
 
 def configure_pyro4(config):
     """
     Configure Pyro4 based on `config`.
 
     This will mainly set the different configuration parameters of the Pyro4
     library based on the settings in our INI files. The Pyro4 documentation
     lists more details about the specific settings and their meaning.
     """
     Pyro4.config.COMMTIMEOUT = float(config['vcs.connection_timeout'])
     Pyro4.config.SERIALIZER = 'pickle'
     Pyro4.config.SERIALIZERS_ACCEPTED.add('pickle')
 
     # Note: We need server configuration in the WSGI processes
     # because we provide a callback server in certain vcs operations.
     Pyro4.config.SERVERTYPE = "multiplex"
     Pyro4.config.POLLTIMEOUT = 0.01
 
 
 def configure_vcs(config):
     """
     Patch VCS config with some RhodeCode specific stuff
     """
     from rhodecode.lib.vcs import conf
     from rhodecode.lib.utils2 import aslist
     conf.settings.BACKENDS = {
         'hg': 'rhodecode.lib.vcs.backends.hg.MercurialRepository',
         'git': 'rhodecode.lib.vcs.backends.git.GitRepository',
         'svn': 'rhodecode.lib.vcs.backends.svn.SubversionRepository',
     }
 
-    conf.settings.HG_USE_REBASE_FOR_MERGING = config.get(
-        'rhodecode_hg_use_rebase_for_merging', False)
     conf.settings.GIT_REV_FILTER = shlex.split(
         config.get('git_rev_filter', '--all').strip())
     conf.settings.DEFAULT_ENCODINGS = aslist(config.get('default_encoding',
                                                         'UTF-8'), sep=',')
     conf.settings.ALIASES[:] = config.get('vcs.backends')
     conf.settings.SVN_COMPATIBLE_VERSION = config.get(
         'vcs.svn.compatible_version')
 
 
 def initialize_database(config):
     from rhodecode.lib.utils2 import engine_from_config, get_encryption_key
     engine = engine_from_config(config, 'sqlalchemy.db1.')
     init_model(engine, encryption_key=get_encryption_key(config))
 
 
 def initialize_test_environment(settings, test_env=None):
     if test_env is None:
         test_env = not int(os.environ.get('RC_NO_TMP_PATH', 0))
 
     from rhodecode.lib.utils import (
         create_test_directory, create_test_database, create_test_repositories,
         create_test_index)
     from rhodecode.tests import TESTS_TMP_PATH
     # test repos
     if test_env:
         create_test_directory(TESTS_TMP_PATH)
         create_test_database(TESTS_TMP_PATH, settings)
         create_test_repositories(TESTS_TMP_PATH, settings)
         create_test_index(TESTS_TMP_PATH, settings)
 
 
 def get_vcs_server_protocol(config):
     protocol = config.get('vcs.server.protocol', 'pyro4')
     return protocol
 
 
 def set_instance_id(config):
     """ Sets a dynamic generated config['instance_id'] if missing or '*' """
 
     config['instance_id'] = config.get('instance_id') or ''
     if config['instance_id'] == '*' or not config['instance_id']:
         _platform_id = platform.uname()[1] or 'instance'
         config['instance_id'] = '%s-%s' % (_platform_id, os.getpid())

rhodecode/lib/vcs/conf/settings.py

@@ -1,86 +1,84 b''
 # -*- coding: utf-8 -*-
 
 # Copyright (C) 2014-2016  RhodeCode GmbH
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License, version 3
 # (only), as published by the Free Software Foundation.
 #
 # 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 Affero General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #
 # This program is dual-licensed. If you wish to learn more about the
 # RhodeCode Enterprise Edition, including its added features, Support services,
 # and proprietary license terms, please see https://rhodecode.com/licenses/
 
 """
 Internal settings for vcs-lib
 """
 
 # list of default encoding used in safe_unicode/safe_str methods
 DEFAULT_ENCODINGS = ['utf8']
 
 # Optional arguments to rev-filter, it has to be a list
 # It can also be ['--branches', '--tags']
 GIT_REV_FILTER = ['--all']
 
-HG_USE_REBASE_FOR_MERGING = False
-
 # Compatibility version when creating SVN repositories. None means newest.
 # Other available options are: pre-1.4-compatible, pre-1.5-compatible,
 # pre-1.6-compatible, pre-1.8-compatible
 SVN_COMPATIBLE_VERSION = None
 
 ALIASES = ['hg', 'git', 'svn']
 
 BACKENDS = {
     'hg': 'rhodecode.lib.vcs.backends.hg.MercurialRepository',
     'git': 'rhodecode.lib.vcs.backends.git.GitRepository',
     'svn': 'rhodecode.lib.vcs.backends.svn.SubversionRepository',
 }
 
 # TODO: Remove once controllers/files.py is adjusted
 ARCHIVE_SPECS = {
     'tbz2': ('application/x-bzip2', '.tar.bz2'),
     'tgz': ('application/x-gzip', '.tar.gz'),
     'zip': ('application/zip', '.zip'),
 }
 
 PYRO_PORT = 9900
 
 PYRO_GIT = 'git_remote'
 PYRO_HG = 'hg_remote'
 PYRO_SVN = 'svn_remote'
 PYRO_VCSSERVER = 'vcs_server'
 PYRO_GIT_REMOTE_WSGI = 'git_remote_wsgi'
 PYRO_HG_REMOTE_WSGI = 'hg_remote_wsgi'
 
 PYRO_RECONNECT_TRIES = 15
 """
 How many retries to reconnect will be performed if the connection was lost.
 
 Each try takes 2s. Doing 15 means that we will give it up to 30s for a
 connection to be re-established.
 """
 
 
 def pyro_remote(object_id, server_and_port):
     return "PYRO:%s@%s" % (object_id, server_and_port)
 
 
 def available_aliases():
     """
     Mercurial is required for the system to work, so in case vcs.backends does
     not include it, we make sure it will be available internally
     TODO: anderson: refactor vcs.backends so it won't be necessary, VCS server
     should be responsible to dictate available backends.
     """
     aliases = ALIASES[:]
     if 'hg' not in aliases:
         aliases += ['hg']
     return aliases

rhodecode/tests/vcs/test_hg.py

@@ -1,1174 +1,1172 b''
 # -*- coding: utf-8 -*-
 
 # Copyright (C) 2010-2016  RhodeCode GmbH
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License, version 3
 # (only), as published by the Free Software Foundation.
 #
 # 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 Affero General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #
 # This program is dual-licensed. If you wish to learn more about the
 # RhodeCode Enterprise Edition, including its added features, Support services,
 # and proprietary license terms, please see https://rhodecode.com/licenses/
 
 import os
 
 import mock
 import pytest
 
 import rhodecode.lib.vcs.conf.settings
 from rhodecode.lib.vcs import backends
 from rhodecode.lib.vcs.backends.base import (
     Reference, MergeResponse, MergeFailureReason)
 from rhodecode.lib.vcs.backends.hg import MercurialRepository, MercurialCommit
 from rhodecode.lib.vcs.exceptions import (
     CommitError, RepositoryError, VCSError, NodeDoesNotExistError,
     CommitDoesNotExistError)
 from rhodecode.lib.vcs.nodes import FileNode, NodeKind, NodeState
 from rhodecode.tests import TEST_HG_REPO, TEST_HG_REPO_CLONE
 
 
 pytestmark = pytest.mark.backends("hg")
 
 
 def repo_path_generator():
     """
     Return a different path to be used for cloning repos.
     """
     i = 0
     while True:
         i += 1
         yield '%s-%d' % (TEST_HG_REPO_CLONE, i)
 
 
 REPO_PATH_GENERATOR = repo_path_generator()
 
 
 @pytest.fixture(scope='class', autouse=True)
 def repo(request, pylonsapp):
     repo = MercurialRepository(TEST_HG_REPO)
     if request.cls:
         request.cls.repo = repo
     return repo
 
 
 class TestMercurialRepository:
 
     # pylint: disable=protected-access
 
     def get_clone_repo(self):
         """
         Return a clone of the base repo.
         """
         clone_path = next(REPO_PATH_GENERATOR)
         repo_clone = MercurialRepository(
             clone_path, create=True, src_url=self.repo.path)
 
         return repo_clone
 
     def get_empty_repo(self):
         """
         Return an empty repo.
         """
         return MercurialRepository(next(REPO_PATH_GENERATOR), create=True)
 
     def test_wrong_repo_path(self):
         wrong_repo_path = '/tmp/errorrepo'
         with pytest.raises(RepositoryError):
             MercurialRepository(wrong_repo_path)
 
     def test_unicode_path_repo(self):
         with pytest.raises(VCSError):
             MercurialRepository(u'iShouldFail')
 
     def test_unicode_commit_id(self):
         with pytest.raises(CommitDoesNotExistError):
             self.repo.get_commit(u'unicode-commit-id')
         with pytest.raises(CommitDoesNotExistError):
             self.repo.get_commit(u'unícøde-spéçial-chäråcter-commit-id')
 
     def test_unicode_bookmark(self):
         self.repo.bookmark(u'unicode-bookmark')
         self.repo.bookmark(u'unícøde-spéçial-chäråcter-bookmark')
 
     def test_unicode_branch(self):
         with pytest.raises(KeyError):
             self.repo.branches[u'unicode-branch']
         with pytest.raises(KeyError):
             self.repo.branches[u'unícøde-spéçial-chäråcter-branch']
 
     def test_repo_clone(self):
         if os.path.exists(TEST_HG_REPO_CLONE):
             self.fail(
                 'Cannot test mercurial clone repo as location %s already '
                 'exists. You should manually remove it first.'
                 % TEST_HG_REPO_CLONE)
 
         repo = MercurialRepository(TEST_HG_REPO)
         repo_clone = MercurialRepository(TEST_HG_REPO_CLONE,
                                          src_url=TEST_HG_REPO)
         assert len(repo.commit_ids) == len(repo_clone.commit_ids)
         # Checking hashes of commits should be enough
         for commit in repo.get_commits():
             raw_id = commit.raw_id
             assert raw_id == repo_clone.get_commit(raw_id).raw_id
 
     def test_repo_clone_with_update(self):
         repo = MercurialRepository(TEST_HG_REPO)
         repo_clone = MercurialRepository(
             TEST_HG_REPO_CLONE + '_w_update',
             src_url=TEST_HG_REPO, update_after_clone=True)
         assert len(repo.commit_ids) == len(repo_clone.commit_ids)
 
         # check if current workdir was updated
         assert os.path.isfile(
             os.path.join(TEST_HG_REPO_CLONE + '_w_update', 'MANIFEST.in'))
 
     def test_repo_clone_without_update(self):
         repo = MercurialRepository(TEST_HG_REPO)
         repo_clone = MercurialRepository(
             TEST_HG_REPO_CLONE + '_wo_update',
             src_url=TEST_HG_REPO, update_after_clone=False)
         assert len(repo.commit_ids) == len(repo_clone.commit_ids)
         assert not os.path.isfile(
             os.path.join(TEST_HG_REPO_CLONE + '_wo_update', 'MANIFEST.in'))
 
     def test_commit_ids(self):
         # there are 21 commits at bitbucket now
         # so we can assume they would be available from now on
         subset = set([
             'b986218ba1c9b0d6a259fac9b050b1724ed8e545',
             '3d8f361e72ab303da48d799ff1ac40d5ac37c67e',
             '6cba7170863a2411822803fa77a0a264f1310b35',
             '56349e29c2af3ac913b28bde9a2c6154436e615b',
             '2dda4e345facb0ccff1a191052dd1606dba6781d',
             '6fff84722075f1607a30f436523403845f84cd9e',
             '7d4bc8ec6be56c0f10425afb40b6fc315a4c25e7',
             '3803844fdbd3b711175fc3da9bdacfcd6d29a6fb',
             'dc5d2c0661b61928834a785d3e64a3f80d3aad9c',
             'be90031137367893f1c406e0a8683010fd115b79',
             'db8e58be770518cbb2b1cdfa69146e47cd481481',
             '84478366594b424af694a6c784cb991a16b87c21',
             '17f8e105dddb9f339600389c6dc7175d395a535c',
             '20a662e756499bde3095ffc9bc0643d1def2d0eb',
             '2e319b85e70a707bba0beff866d9f9de032aa4f9',
             '786facd2c61deb9cf91e9534735124fb8fc11842',
             '94593d2128d38210a2fcd1aabff6dda0d6d9edf8',
             'aa6a0de05b7612707db567078e130a6cd114a9a7',
             'eada5a770da98ab0dd7325e29d00e0714f228d09'
         ])
         assert subset.issubset(set(self.repo.commit_ids))
 
         # check if we have the proper order of commits
         org = [
             'b986218ba1c9b0d6a259fac9b050b1724ed8e545',
             '3d8f361e72ab303da48d799ff1ac40d5ac37c67e',
             '6cba7170863a2411822803fa77a0a264f1310b35',
             '56349e29c2af3ac913b28bde9a2c6154436e615b',
             '2dda4e345facb0ccff1a191052dd1606dba6781d',
             '6fff84722075f1607a30f436523403845f84cd9e',
             '7d4bc8ec6be56c0f10425afb40b6fc315a4c25e7',
             '3803844fdbd3b711175fc3da9bdacfcd6d29a6fb',
             'dc5d2c0661b61928834a785d3e64a3f80d3aad9c',
             'be90031137367893f1c406e0a8683010fd115b79',
             'db8e58be770518cbb2b1cdfa69146e47cd481481',
             '84478366594b424af694a6c784cb991a16b87c21',
             '17f8e105dddb9f339600389c6dc7175d395a535c',
             '20a662e756499bde3095ffc9bc0643d1def2d0eb',
             '2e319b85e70a707bba0beff866d9f9de032aa4f9',
             '786facd2c61deb9cf91e9534735124fb8fc11842',
             '94593d2128d38210a2fcd1aabff6dda0d6d9edf8',
             'aa6a0de05b7612707db567078e130a6cd114a9a7',
             'eada5a770da98ab0dd7325e29d00e0714f228d09',
             '2c1885c735575ca478bf9e17b0029dca68824458',
             'd9bcd465040bf869799b09ad732c04e0eea99fe9',
             '469e9c847fe1f6f7a697b8b25b4bc5b48780c1a7',
             '4fb8326d78e5120da2c7468dcf7098997be385da',
             '62b4a097164940bd66030c4db51687f3ec035eed',
             '536c1a19428381cfea92ac44985304f6a8049569',
             '965e8ab3c44b070cdaa5bf727ddef0ada980ecc4',
             '9bb326a04ae5d98d437dece54be04f830cf1edd9',
             'f8940bcb890a98c4702319fbe36db75ea309b475',
             'ff5ab059786ebc7411e559a2cc309dfae3625a3b',
             '6b6ad5f82ad5bb6190037671bd254bd4e1f4bf08',
             'ee87846a61c12153b51543bf860e1026c6d3dcba',
         ]
         assert org == self.repo.commit_ids[:31]
 
     def test_iter_slice(self):
         sliced = list(self.repo[:10])
         itered = list(self.repo)[:10]
         assert sliced == itered
 
     def test_slicing(self):
         # 4 1 5 10 95
         for sfrom, sto, size in [(0, 4, 4), (1, 2, 1), (10, 15, 5),
                                  (10, 20, 10), (5, 100, 95)]:
             indexes = list(self.repo[sfrom:sto])
             assert len(indexes) == size
             assert indexes[0] == self.repo.get_commit(commit_idx=sfrom)
             assert indexes[-1] == self.repo.get_commit(commit_idx=sto - 1)
 
     def test_branches(self):
         # TODO: Need more tests here
 
         # active branches
         assert 'default' in self.repo.branches
         assert 'stable' in self.repo.branches
 
         # closed
         assert 'git' in self.repo._get_branches(closed=True)
         assert 'web' in self.repo._get_branches(closed=True)
 
         for name, id in self.repo.branches.items():
             assert isinstance(self.repo.get_commit(id), MercurialCommit)
 
     def test_tip_in_tags(self):
         # tip is always a tag
         assert 'tip' in self.repo.tags
 
     def test_tip_commit_in_tags(self):
         tip = self.repo.get_commit()
         assert self.repo.tags['tip'] == tip.raw_id
 
     def test_initial_commit(self):
         init_commit = self.repo.get_commit(commit_idx=0)
         init_author = init_commit.author
 
         assert init_commit.message == 'initial import'
         assert init_author == 'Marcin Kuzminski <[e-mail]>'
         assert init_author == init_commit.committer
         assert sorted(init_commit._file_paths) == sorted([
             'vcs/__init__.py',
             'vcs/backends/BaseRepository.py',
             'vcs/backends/__init__.py',
         ])
         assert sorted(init_commit._dir_paths) == sorted(
             ['', 'vcs', 'vcs/backends'])
 
         assert init_commit._dir_paths + init_commit._file_paths == \
             init_commit._paths
 
         with pytest.raises(NodeDoesNotExistError):
             init_commit.get_node(path='foobar')
 
         node = init_commit.get_node('vcs/')
         assert hasattr(node, 'kind')
         assert node.kind == NodeKind.DIR
 
         node = init_commit.get_node('vcs')
         assert hasattr(node, 'kind')
         assert node.kind == NodeKind.DIR
 
         node = init_commit.get_node('vcs/__init__.py')
         assert hasattr(node, 'kind')
         assert node.kind == NodeKind.FILE
 
     def test_not_existing_commit(self):
         # rawid
         with pytest.raises(RepositoryError):
             self.repo.get_commit('abcd' * 10)
         # shortid
         with pytest.raises(RepositoryError):
             self.repo.get_commit('erro' * 4)
         # numeric
         with pytest.raises(RepositoryError):
             self.repo.get_commit(commit_idx=self.repo.count() + 1)
 
         # Small chance we ever get to this one
         idx = pow(2, 30)
         with pytest.raises(RepositoryError):
             self.repo.get_commit(commit_idx=idx)
 
     def test_commit10(self):
         commit10 = self.repo.get_commit(commit_idx=10)
         README = """===
 VCS
 ===
 
 Various Version Control System management abstraction layer for Python.
 
 Introduction
 ------------
 
 TODO: To be written...
 
 """
         node = commit10.get_node('README.rst')
         assert node.kind == NodeKind.FILE
         assert node.content == README
 
     def test_local_clone(self):
         clone_path = next(REPO_PATH_GENERATOR)
         self.repo._local_clone(clone_path)
         repo_clone = MercurialRepository(clone_path)
 
         assert self.repo.commit_ids == repo_clone.commit_ids
 
     def test_local_clone_fails_if_target_exists(self):
         with pytest.raises(RepositoryError):
             self.repo._local_clone(self.repo.path)
 
     def test_update(self):
         repo_clone = self.get_clone_repo()
         branches = repo_clone.branches
 
         repo_clone._update('default')
         assert branches['default'] == repo_clone._identify()
         repo_clone._update('stable')
         assert branches['stable'] == repo_clone._identify()
 
     def test_local_pull_branch(self):
         target_repo = self.get_empty_repo()
         source_repo = self.get_clone_repo()
 
         default = Reference(
             'branch', 'default', source_repo.branches['default'])
         target_repo._local_pull(source_repo.path, default)
         target_repo = MercurialRepository(target_repo.path)
         assert (target_repo.branches['default'] ==
                 source_repo.branches['default'])
 
         stable = Reference('branch', 'stable', source_repo.branches['stable'])
         target_repo._local_pull(source_repo.path, stable)
         target_repo = MercurialRepository(target_repo.path)
         assert target_repo.branches['stable'] == source_repo.branches['stable']
 
     def test_local_pull_bookmark(self):
         target_repo = self.get_empty_repo()
         source_repo = self.get_clone_repo()
 
         commits = list(source_repo.get_commits(branch_name='default'))
         foo1_id = commits[-5].raw_id
         foo1 = Reference('book', 'foo1', foo1_id)
         source_repo._update(foo1_id)
         source_repo.bookmark('foo1')
 
         foo2_id = commits[-3].raw_id
         foo2 = Reference('book', 'foo2', foo2_id)
         source_repo._update(foo2_id)
         source_repo.bookmark('foo2')
 
         target_repo._local_pull(source_repo.path, foo1)
         target_repo = MercurialRepository(target_repo.path)
         assert target_repo.branches['default'] == commits[-5].raw_id
 
         target_repo._local_pull(source_repo.path, foo2)
         target_repo = MercurialRepository(target_repo.path)
         assert target_repo.branches['default'] == commits[-3].raw_id
 
     def test_local_pull_commit(self):
         target_repo = self.get_empty_repo()
         source_repo = self.get_clone_repo()
 
         commits = list(source_repo.get_commits(branch_name='default'))
         commit_id = commits[-5].raw_id
         commit = Reference('rev', commit_id, commit_id)
         target_repo._local_pull(source_repo.path, commit)
         target_repo = MercurialRepository(target_repo.path)
         assert target_repo.branches['default'] == commit_id
 
         commit_id = commits[-3].raw_id
         commit = Reference('rev', commit_id, commit_id)
         target_repo._local_pull(source_repo.path, commit)
         target_repo = MercurialRepository(target_repo.path)
         assert target_repo.branches['default'] == commit_id
 
     def test_local_pull_from_same_repo(self):
         reference = Reference('branch', 'default', None)
         with pytest.raises(ValueError):
             self.repo._local_pull(self.repo.path, reference)
 
     def test_validate_pull_reference_raises_on_missing_reference(
             self, vcsbackend_hg):
         target_repo = vcsbackend_hg.create_repo(number_of_commits=1)
         reference = Reference(
             'book', 'invalid_reference', 'a' * 40)
 
         with pytest.raises(CommitDoesNotExistError):
             target_repo._validate_pull_reference(reference)
 
     def test_heads(self):
         assert set(self.repo._heads()) == set(self.repo.branches.values())
 
     def test_ancestor(self):
         commits = [
             c.raw_id for c in self.repo.get_commits(branch_name='default')]
         assert self.repo._ancestor(commits[-3], commits[-5]) == commits[-5]
         assert self.repo._ancestor(commits[-5], commits[-3]) == commits[-5]
 
     def test_local_push(self):
         target_repo = self.get_empty_repo()
 
         revisions = list(self.repo.get_commits(branch_name='default'))
         revision = revisions[-5].raw_id
         self.repo._local_push(revision, target_repo.path)
 
         target_repo = MercurialRepository(target_repo.path)
 
         assert target_repo.branches['default'] == revision
 
     def test_hooks_can_be_enabled_for_local_push(self):
         revision = 'deadbeef'
         repo_path = 'test_group/test_repo'
         with mock.patch.object(self.repo, '_remote') as remote_mock:
             self.repo._local_push(revision, repo_path, enable_hooks=True)
         remote_mock.push.assert_called_once_with(
             [revision], repo_path, hooks=True, push_branches=False)
 
     def test_local_merge(self, vcsbackend_hg):
         target_repo = vcsbackend_hg.create_repo(number_of_commits=1)
         source_repo = vcsbackend_hg.clone_repo(target_repo)
         vcsbackend_hg.add_file(target_repo, 'README_MERGE1', 'Version 1')
         target_repo = MercurialRepository(target_repo.path)
         target_rev = target_repo.branches['default']
         target_ref = Reference(
             type='branch', name='default', commit_id=target_rev)
         vcsbackend_hg.add_file(source_repo, 'README_MERGE2', 'Version 2')
         source_repo = MercurialRepository(source_repo.path)
         source_rev = source_repo.branches['default']
         source_ref = Reference(
             type='branch', name='default', commit_id=source_rev)
 
         target_repo._local_pull(source_repo.path, source_ref)
 
         merge_message = 'Merge message\n\nDescription:...'
         user_name = 'Albert Einstein'
         user_email = '[e-mail]'
         merge_commit_id, needs_push = target_repo._local_merge(
             target_ref, merge_message, user_name, user_email, source_ref)
         assert needs_push
 
         target_repo = MercurialRepository(target_repo.path)
         assert target_repo.commit_ids[-3] == target_rev
         assert target_repo.commit_ids[-2] == source_rev
         last_commit = target_repo.get_commit(merge_commit_id)
         assert last_commit.message.strip() == merge_message
         assert last_commit.author == '%s <%s>' % (user_name, user_email)
 
         assert not os.path.exists(
             os.path.join(target_repo.path, '.hg', 'merge', 'state'))
 
     def test_local_merge_source_is_fast_forward(self, vcsbackend_hg):
         target_repo = vcsbackend_hg.create_repo(number_of_commits=1)
         source_repo = vcsbackend_hg.clone_repo(target_repo)
         target_rev = target_repo.branches['default']
         target_ref = Reference(
             type='branch', name='default', commit_id=target_rev)
         vcsbackend_hg.add_file(source_repo, 'README_MERGE2', 'Version 2')
         source_repo = MercurialRepository(source_repo.path)
         source_rev = source_repo.branches['default']
         source_ref = Reference(
             type='branch', name='default', commit_id=source_rev)
 
         target_repo._local_pull(source_repo.path, source_ref)
 
         merge_message = 'Merge message\n\nDescription:...'
         user_name = 'Albert Einstein'
         user_email = '[e-mail]'
         merge_commit_id, needs_push = target_repo._local_merge(
             target_ref, merge_message, user_name, user_email, source_ref)
         assert merge_commit_id == source_rev
         assert needs_push
 
         target_repo = MercurialRepository(target_repo.path)
         assert target_repo.commit_ids[-2] == target_rev
         assert target_repo.commit_ids[-1] == source_rev
 
         assert not os.path.exists(
             os.path.join(target_repo.path, '.hg', 'merge', 'state'))
 
     def test_local_merge_source_is_integrated(self, vcsbackend_hg):
         target_repo = vcsbackend_hg.create_repo(number_of_commits=1)
         target_rev = target_repo.branches['default']
         target_ref = Reference(
             type='branch', name='default', commit_id=target_rev)
 
         merge_message = 'Merge message\n\nDescription:...'
         user_name = 'Albert Einstein'
         user_email = '[e-mail]'
         merge_commit_id, needs_push = target_repo._local_merge(
             target_ref, merge_message, user_name, user_email, target_ref)
         assert merge_commit_id == target_rev
         assert not needs_push
 
         target_repo = MercurialRepository(target_repo.path)
         assert target_repo.commit_ids[-1] == target_rev
 
         assert not os.path.exists(
             os.path.join(target_repo.path, '.hg', 'merge', 'state'))
 
     def test_local_merge_raises_exception_on_conflict(self, vcsbackend_hg):
         target_repo = vcsbackend_hg.create_repo(number_of_commits=1)
         source_repo = vcsbackend_hg.clone_repo(target_repo)
         vcsbackend_hg.add_file(target_repo, 'README_MERGE', 'Version 1')
         target_repo = MercurialRepository(target_repo.path)
         target_rev = target_repo.branches['default']
         target_ref = Reference(
             type='branch', name='default', commit_id=target_rev)
         vcsbackend_hg.add_file(source_repo, 'README_MERGE', 'Version 2')
         source_repo = MercurialRepository(source_repo.path)
         source_rev = source_repo.branches['default']
         source_ref = Reference(
             type='branch', name='default', commit_id=source_rev)
 
         target_repo._local_pull(source_repo.path, source_ref)
         with pytest.raises(RepositoryError):
             target_repo._local_merge(
                 target_ref, 'merge_message', 'user name', '[e-mail]',
                 source_ref)
 
         # Check we are not left in an intermediate merge state
         assert not os.path.exists(
             os.path.join(target_repo.path, '.hg', 'merge', 'state'))
 
     def test_local_merge_of_two_branches_of_the_same_repo(self, backend_hg):
         commits = [
             {'message': 'a'},
             {'message': 'b', 'branch': 'b'},
         ]
         repo = backend_hg.create_repo(commits)
         commit_ids = backend_hg.commit_ids
         target_ref = Reference(
             type='branch', name='default', commit_id=commit_ids['a'])
         source_ref = Reference(
             type='branch', name='b', commit_id=commit_ids['b'])
         merge_message = 'Merge message\n\nDescription:...'
         user_name = 'Albert Einstein'
         user_email = '[e-mail]'
         vcs_repo = repo.scm_instance()
         merge_commit_id, needs_push = vcs_repo._local_merge(
             target_ref, merge_message, user_name, user_email, source_ref)
         assert merge_commit_id != source_ref.commit_id
         assert needs_push is True
         commit = vcs_repo.get_commit(merge_commit_id)
         assert commit.merge is True
         assert commit.message == merge_message
 
     def test_maybe_prepare_merge_workspace(self):
         workspace = self.repo._maybe_prepare_merge_workspace('pr2', 'unused')
 
         assert os.path.isdir(workspace)
         workspace_repo = MercurialRepository(workspace)
         assert workspace_repo.branches == self.repo.branches
 
         # Calling it a second time should also succeed
         workspace = self.repo._maybe_prepare_merge_workspace('pr2', 'unused')
         assert os.path.isdir(workspace)
 
     def test_cleanup_merge_workspace(self):
         workspace = self.repo._maybe_prepare_merge_workspace('pr3', 'unused')
         self.repo.cleanup_merge_workspace('pr3')
 
         assert not os.path.exists(workspace)
 
     def test_cleanup_merge_workspace_invalid_workspace_id(self):
         # No assert: because in case of an inexistent workspace this function
         # should still succeed.
         self.repo.cleanup_merge_workspace('pr4')
 
     def test_merge_target_is_bookmark(self, vcsbackend_hg):
         target_repo = vcsbackend_hg.create_repo(number_of_commits=1)
         source_repo = vcsbackend_hg.clone_repo(target_repo)
         vcsbackend_hg.add_file(target_repo, 'README_MERGE1', 'Version 1')
         vcsbackend_hg.add_file(source_repo, 'README_MERGE2', 'Version 2')
         imc = source_repo.in_memory_commit
         imc.add(FileNode('file_x', content=source_repo.name))
         imc.commit(
             message=u'Automatic commit from repo merge test',
             author=u'Automatic')
         target_commit = target_repo.get_commit()
         source_commit = source_repo.get_commit()
         default_branch = target_repo.DEFAULT_BRANCH_NAME
         bookmark_name = 'bookmark'
         target_repo._update(default_branch)
         target_repo.bookmark(bookmark_name)
         target_ref = Reference('book', bookmark_name, target_commit.raw_id)
         source_ref = Reference('branch', default_branch, source_commit.raw_id)
         workspace = 'test-merge'
 
         merge_response = target_repo.merge(
             target_ref, source_repo, source_ref, workspace,
             'test user', '[e-mail]', 'merge message 1',
             dry_run=False)
         expected_merge_response = MergeResponse(
             True, True, merge_response.merge_commit_id,
             MergeFailureReason.NONE)
         assert merge_response == expected_merge_response
 
         target_repo = backends.get_backend(vcsbackend_hg.alias)(
             target_repo.path)
         target_commits = list(target_repo.get_commits())
         commit_ids = [c.raw_id for c in target_commits[:-1]]
         assert source_ref.commit_id in commit_ids
         assert target_ref.commit_id in commit_ids
 
         merge_commit = target_commits[-1]
         assert merge_commit.raw_id == merge_response.merge_commit_id
         assert merge_commit.message.strip() == 'merge message 1'
         assert merge_commit.author == 'test user <[e-mail]>'
 
         # Check the bookmark was updated in the target repo
         assert (
             target_repo.bookmarks[bookmark_name] ==
             merge_response.merge_commit_id)
 
     def test_merge_source_is_bookmark(self, vcsbackend_hg):
         target_repo = vcsbackend_hg.create_repo(number_of_commits=1)
         source_repo = vcsbackend_hg.clone_repo(target_repo)
         imc = source_repo.in_memory_commit
         imc.add(FileNode('file_x', content=source_repo.name))
         imc.commit(
             message=u'Automatic commit from repo merge test',
             author=u'Automatic')
         target_commit = target_repo.get_commit()
         source_commit = source_repo.get_commit()
         default_branch = target_repo.DEFAULT_BRANCH_NAME
         bookmark_name = 'bookmark'
         target_ref = Reference('branch', default_branch, target_commit.raw_id)
         source_repo._update(default_branch)
         source_repo.bookmark(bookmark_name)
         source_ref = Reference('book', bookmark_name, source_commit.raw_id)
         workspace = 'test-merge'
 
         merge_response = target_repo.merge(
             target_ref, source_repo, source_ref, workspace,
             'test user', '[e-mail]', 'merge message 1',
             dry_run=False)
         expected_merge_response = MergeResponse(
             True, True, merge_response.merge_commit_id,
             MergeFailureReason.NONE)
         assert merge_response == expected_merge_response
 
         target_repo = backends.get_backend(vcsbackend_hg.alias)(
             target_repo.path)
         target_commits = list(target_repo.get_commits())
         commit_ids = [c.raw_id for c in target_commits]
         assert source_ref.commit_id == commit_ids[-1]
         assert target_ref.commit_id == commit_ids[-2]
 
     def test_merge_target_has_multiple_heads(self, vcsbackend_hg):
         target_repo = vcsbackend_hg.create_repo(number_of_commits=2)
         source_repo = vcsbackend_hg.clone_repo(target_repo)
         vcsbackend_hg.add_file(target_repo, 'README_MERGE1', 'Version 1')
         vcsbackend_hg.add_file(source_repo, 'README_MERGE2', 'Version 2')
 
         # add an extra head to the target repo
         imc = target_repo.in_memory_commit
         imc.add(FileNode('file_x', content='foo'))
         commits = list(target_repo.get_commits())
         imc.commit(
             message=u'Automatic commit from repo merge test',
             author=u'Automatic', parents=commits[0:1])
 
         target_commit = target_repo.get_commit()
         source_commit = source_repo.get_commit()
         default_branch = target_repo.DEFAULT_BRANCH_NAME
         target_repo._update(default_branch)
 
         target_ref = Reference('branch', default_branch, target_commit.raw_id)
         source_ref = Reference('branch', default_branch, source_commit.raw_id)
         workspace = 'test-merge'
 
         assert len(target_repo._heads(branch='default')) == 2
         expected_merge_response = MergeResponse(
             False, False, None,
             MergeFailureReason.HG_TARGET_HAS_MULTIPLE_HEADS)
         merge_response = target_repo.merge(
             target_ref, source_repo, source_ref, workspace,
             'test user', '[e-mail]', 'merge message 1',
             dry_run=False)
         assert merge_response == expected_merge_response
 
     def test_merge_rebase_source_is_updated_bookmark(self, vcsbackend_hg):
         target_repo = vcsbackend_hg.create_repo(number_of_commits=1)
         source_repo = vcsbackend_hg.clone_repo(target_repo)
         vcsbackend_hg.add_file(target_repo, 'README_MERGE1', 'Version 1')
         vcsbackend_hg.add_file(source_repo, 'README_MERGE2', 'Version 2')
         imc = source_repo.in_memory_commit
         imc.add(FileNode('file_x', content=source_repo.name))
         imc.commit(
             message=u'Automatic commit from repo merge test',
             author=u'Automatic')
         target_commit = target_repo.get_commit()
         source_commit = source_repo.get_commit()
 
         vcsbackend_hg.add_file(source_repo, 'LICENSE', 'LICENSE Info')
 
         default_branch = target_repo.DEFAULT_BRANCH_NAME
         bookmark_name = 'bookmark'
         source_repo._update(default_branch)
         source_repo.bookmark(bookmark_name)
 
         target_ref = Reference('branch', default_branch, target_commit.raw_id)
         source_ref = Reference('book', bookmark_name, source_commit.raw_id)
         workspace = 'test-merge'
 
-        with mock.patch.object(rhodecode.lib.vcs.conf.settings,
-                               'HG_USE_REBASE_FOR_MERGING', return_value=True):
             merge_response = target_repo.merge(
                 target_ref, source_repo, source_ref, workspace,
                 'test user', '[e-mail]', 'merge message 1',
-                dry_run=False)
+            dry_run=False, use_rebase=True)
 
         expected_merge_response = MergeResponse(
             True, True, merge_response.merge_commit_id,
             MergeFailureReason.NONE)
         assert merge_response == expected_merge_response
 
         target_repo = backends.get_backend(vcsbackend_hg.alias)(
             target_repo.path)
         last_commit = target_repo.get_commit()
         assert last_commit.message == source_commit.message
         assert last_commit.author == source_commit.author
         # This checks that we effectively did a rebase
         assert last_commit.raw_id != source_commit.raw_id
 
         # Check the target has only 4 commits: 2 were already in target and
         # only two should have been added
         assert len(target_repo.commit_ids) == 2 + 2
 
 
 class TestGetShadowInstance(object):
 
     @pytest.fixture
     def repo(self, vcsbackend_hg, monkeypatch):
         repo = vcsbackend_hg.repo
         monkeypatch.setattr(repo, 'config', mock.Mock())
         monkeypatch.setattr('rhodecode.lib.vcs.connection.Hg', mock.Mock())
         return repo
 
     def test_passes_config(self, repo):
         shadow = repo._get_shadow_instance(repo.path)
         assert shadow.config == repo.config.copy()
 
     def test_disables_hooks(self, repo):
         shadow = repo._get_shadow_instance(repo.path)
         shadow.config.clear_section.assert_called_once_with('hooks')
 
     def test_allows_to_keep_hooks(self, repo):
         shadow = repo._get_shadow_instance(repo.path, enable_hooks=True)
         assert not shadow.config.clear_section.called
 
 
 class TestMercurialCommit(object):
 
     def _test_equality(self, commit):
         idx = commit.idx
         assert commit == self.repo.get_commit(commit_idx=idx)
 
     def test_equality(self):
         indexes = [0, 10, 20]
         commits = [self.repo.get_commit(commit_idx=idx) for idx in indexes]
         for commit in commits:
             self._test_equality(commit)
 
     def test_default_commit(self):
         tip = self.repo.get_commit('tip')
         assert tip == self.repo.get_commit()
         assert tip == self.repo.get_commit(commit_id=None)
         assert tip == self.repo.get_commit(commit_idx=None)
         assert tip == list(self.repo[-1:])[0]
 
     def test_root_node(self):
         tip = self.repo.get_commit('tip')
         assert tip.root is tip.get_node('')
 
     def test_lazy_fetch(self):
         """
         Test if commit's nodes expands and are cached as we walk through
         the commit. This test is somewhat hard to write as order of tests
         is a key here. Written by running command after command in a shell.
         """
         commit = self.repo.get_commit(commit_idx=45)
         assert len(commit.nodes) == 0
         root = commit.root
         assert len(commit.nodes) == 1
         assert len(root.nodes) == 8
         # accessing root.nodes updates commit.nodes
         assert len(commit.nodes) == 9
 
         docs = root.get_node('docs')
         # we haven't yet accessed anything new as docs dir was already cached
         assert len(commit.nodes) == 9
         assert len(docs.nodes) == 8
         # accessing docs.nodes updates commit.nodes
         assert len(commit.nodes) == 17
 
         assert docs is commit.get_node('docs')
         assert docs is root.nodes[0]
         assert docs is root.dirs[0]
         assert docs is commit.get_node('docs')
 
     def test_nodes_with_commit(self):
         commit = self.repo.get_commit(commit_idx=45)
         root = commit.root
         docs = root.get_node('docs')
         assert docs is commit.get_node('docs')
         api = docs.get_node('api')
         assert api is commit.get_node('docs/api')
         index = api.get_node('index.rst')
         assert index is commit.get_node('docs/api/index.rst')
         assert index is commit.get_node(
             'docs').get_node('api').get_node('index.rst')
 
     def test_branch_and_tags(self):
         commit0 = self.repo.get_commit(commit_idx=0)
         assert commit0.branch == 'default'
         assert commit0.tags == []
 
         commit10 = self.repo.get_commit(commit_idx=10)
         assert commit10.branch == 'default'
         assert commit10.tags == []
 
         commit44 = self.repo.get_commit(commit_idx=44)
         assert commit44.branch == 'web'
 
         tip = self.repo.get_commit('tip')
         assert 'tip' in tip.tags
 
     def test_bookmarks(self):
         commit0 = self.repo.get_commit(commit_idx=0)
         assert commit0.bookmarks == []
 
     def _test_file_size(self, idx, path, size):
         node = self.repo.get_commit(commit_idx=idx).get_node(path)
         assert node.is_file()
         assert node.size == size
 
     def test_file_size(self):
         to_check = (
             (10, 'setup.py', 1068),
             (20, 'setup.py', 1106),
             (60, 'setup.py', 1074),
 
             (10, 'vcs/backends/base.py', 2921),
             (20, 'vcs/backends/base.py', 3936),
             (60, 'vcs/backends/base.py', 6189),
         )
         for idx, path, size in to_check:
             self._test_file_size(idx, path, size)
 
     def test_file_history_from_commits(self):
         node = self.repo[10].get_node('setup.py')
         commit_ids = [commit.raw_id for commit in node.history]
         assert ['3803844fdbd3b711175fc3da9bdacfcd6d29a6fb'] == commit_ids
 
         node = self.repo[20].get_node('setup.py')
         node_ids = [commit.raw_id for commit in node.history]
         assert ['eada5a770da98ab0dd7325e29d00e0714f228d09',
                 '3803844fdbd3b711175fc3da9bdacfcd6d29a6fb'] == node_ids
 
         # special case we check history from commit that has this particular
         # file changed this means we check if it's included as well
         node = self.repo.get_commit('eada5a770da98ab0dd7325e29d00e0714f228d09')\
             .get_node('setup.py')
         node_ids = [commit.raw_id for commit in node.history]
         assert ['eada5a770da98ab0dd7325e29d00e0714f228d09',
                 '3803844fdbd3b711175fc3da9bdacfcd6d29a6fb'] == node_ids
 
     def test_file_history(self):
         # we can only check if those commits are present in the history
         # as we cannot update this test every time file is changed
         files = {
             'setup.py': [7, 18, 45, 46, 47, 69, 77],
             'vcs/nodes.py': [
                 7, 8, 24, 26, 30, 45, 47, 49, 56, 57, 58, 59, 60, 61, 73, 76],
             'vcs/backends/hg.py': [
                 4, 5, 6, 11, 12, 13, 14, 15, 16, 21, 22, 23, 26, 27, 28, 30,
                 31, 33, 35, 36, 37, 38, 39, 40, 41, 44, 45, 47, 48, 49, 53, 54,
                 55, 58, 60, 61, 67, 68, 69, 70, 73, 77, 78, 79, 82],
         }
         for path, indexes in files.items():
             tip = self.repo.get_commit(commit_idx=indexes[-1])
             node = tip.get_node(path)
             node_indexes = [commit.idx for commit in node.history]
             assert set(indexes).issubset(set(node_indexes)), (
                 "We assumed that %s is subset of commits for which file %s "
                 "has been changed, and history of that node returned: %s"
                 % (indexes, path, node_indexes))
 
     def test_file_annotate(self):
         files = {
             'vcs/backends/__init__.py': {
                 89: {
                     'lines_no': 31,
                     'commits': [
                         32, 32, 61, 32, 32, 37, 32, 32, 32, 44,
                         37, 37, 37, 37, 45, 37, 44, 37, 37, 37,
                         32, 32, 32, 32, 37, 32, 37, 37, 32,
                         32, 32
                     ]
                 },
                 20: {
                     'lines_no': 1,
                     'commits': [4]
                 },
                 55: {
                     'lines_no': 31,
                     'commits': [
                         32, 32, 45, 32, 32, 37, 32, 32, 32, 44,
                         37, 37, 37, 37, 45, 37, 44, 37, 37, 37,
                         32, 32, 32, 32, 37, 32, 37, 37, 32,
                         32, 32
                     ]
                 }
             },
             'vcs/exceptions.py': {
                 89: {
                     'lines_no': 18,
                     'commits': [
                         16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
                         16, 16, 17, 16, 16, 18, 18, 18
                     ]
                 },
                 20: {
                     'lines_no': 18,
                     'commits': [
                         16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
                         16, 16, 17, 16, 16, 18, 18, 18
                     ]
                 },
                 55: {
                     'lines_no': 18,
                     'commits': [
                         16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
                         17, 16, 16, 18, 18, 18
                     ]
                 }
             },
             'MANIFEST.in': {
                 89: {
                     'lines_no': 5,
                     'commits': [7, 7, 7, 71, 71]
                 },
                 20: {
                     'lines_no': 3,
                     'commits': [7, 7, 7]
                 },
                 55: {
                     'lines_no': 3,
                     'commits': [7, 7, 7]
                 }
             }
         }
 
         for fname, commit_dict in files.items():
             for idx, __ in commit_dict.items():
                 commit = self.repo.get_commit(commit_idx=idx)
                 l1_1 = [x[1] for x in commit.get_file_annotate(fname)]
                 l1_2 = [x[2]().raw_id for x in commit.get_file_annotate(fname)]
                 assert l1_1 == l1_2
                 l1 = l1_2 = [
                     x[2]().idx for x in commit.get_file_annotate(fname)]
                 l2 = files[fname][idx]['commits']
                 assert l1 == l2, (
                     "The lists of commit for %s@commit_id%s"
                     "from annotation list should match each other,"
                     "got \n%s \nvs \n%s " % (fname, idx, l1, l2))
 
     def test_commit_state(self):
         """
         Tests which files have been added/changed/removed at particular commit
         """
 
         # commit_id 46ad32a4f974:
         # hg st --rev 46ad32a4f974
         #    changed: 13
         #    added:   20
         #    removed: 1
         changed = set([
             '.hgignore', 'README.rst', 'docs/conf.py', 'docs/index.rst',
             'setup.py', 'tests/test_hg.py', 'tests/test_nodes.py',
             'vcs/__init__.py', 'vcs/backends/__init__.py',
             'vcs/backends/base.py', 'vcs/backends/hg.py', 'vcs/nodes.py',
             'vcs/utils/__init__.py'])
 
         added = set([
             'docs/api/backends/hg.rst', 'docs/api/backends/index.rst',
             'docs/api/index.rst', 'docs/api/nodes.rst',
             'docs/api/web/index.rst', 'docs/api/web/simplevcs.rst',
             'docs/installation.rst', 'docs/quickstart.rst', 'setup.cfg',
             'vcs/utils/baseui_config.py', 'vcs/utils/web.py',
             'vcs/web/__init__.py', 'vcs/web/exceptions.py',
             'vcs/web/simplevcs/__init__.py', 'vcs/web/simplevcs/exceptions.py',
             'vcs/web/simplevcs/middleware.py', 'vcs/web/simplevcs/models.py',
             'vcs/web/simplevcs/settings.py', 'vcs/web/simplevcs/utils.py',
             'vcs/web/simplevcs/views.py'])
 
         removed = set(['docs/api.rst'])
 
         commit64 = self.repo.get_commit('46ad32a4f974')
         assert set((node.path for node in commit64.added)) == added
         assert set((node.path for node in commit64.changed)) == changed
         assert set((node.path for node in commit64.removed)) == removed
 
         # commit_id b090f22d27d6:
         # hg st --rev b090f22d27d6
         #    changed: 13
         #    added:   20
         #    removed: 1
         commit88 = self.repo.get_commit('b090f22d27d6')
         assert set((node.path for node in commit88.added)) == set()
         assert set((node.path for node in commit88.changed)) == \
             set(['.hgignore'])
         assert set((node.path for node in commit88.removed)) == set()
 
         #
         # 85:
         #    added:   2 [
         #       'vcs/utils/diffs.py', 'vcs/web/simplevcs/views/diffs.py']
         #    changed: 4 ['vcs/web/simplevcs/models.py', ...]
         #    removed: 1 ['vcs/utils/web.py']
         commit85 = self.repo.get_commit(commit_idx=85)
         assert set((node.path for node in commit85.added)) == set([
             'vcs/utils/diffs.py',
             'vcs/web/simplevcs/views/diffs.py'])
         assert set((node.path for node in commit85.changed)) == set([
             'vcs/web/simplevcs/models.py',
             'vcs/web/simplevcs/utils.py',
             'vcs/web/simplevcs/views/__init__.py',
             'vcs/web/simplevcs/views/repository.py',
             ])
         assert set((node.path for node in commit85.removed)) == \
             set(['vcs/utils/web.py'])
 
     def test_files_state(self):
         """
         Tests state of FileNodes.
         """
         commit = self.repo.get_commit(commit_idx=85)
         node = commit.get_node('vcs/utils/diffs.py')
         assert node.state, NodeState.ADDED
         assert node.added
         assert not node.changed
         assert not node.not_changed
         assert not node.removed
 
         commit = self.repo.get_commit(commit_idx=88)
         node = commit.get_node('.hgignore')
         assert node.state, NodeState.CHANGED
         assert not node.added
         assert node.changed
         assert not node.not_changed
         assert not node.removed
 
         commit = self.repo.get_commit(commit_idx=85)
         node = commit.get_node('setup.py')
         assert node.state, NodeState.NOT_CHANGED
         assert not node.added
         assert not node.changed
         assert node.not_changed
         assert not node.removed
 
         # If node has REMOVED state then trying to fetch it would raise
         # CommitError exception
         commit = self.repo.get_commit(commit_idx=2)
         path = 'vcs/backends/BaseRepository.py'
         with pytest.raises(NodeDoesNotExistError):
             commit.get_node(path)
         # but it would be one of ``removed`` (commit's attribute)
         assert path in [rf.path for rf in commit.removed]
 
     def test_commit_message_is_unicode(self):
         for cm in self.repo:
             assert type(cm.message) == unicode
 
     def test_commit_author_is_unicode(self):
         for cm in self.repo:
             assert type(cm.author) == unicode
 
     def test_repo_files_content_is_unicode(self):
         test_commit = self.repo.get_commit(commit_idx=100)
         for node in test_commit.get_node('/'):
             if node.is_file():
                 assert type(node.content) == unicode
 
     def test_wrong_path(self):
         # There is 'setup.py' in the root dir but not there:
         path = 'foo/bar/setup.py'
         with pytest.raises(VCSError):
             self.repo.get_commit().get_node(path)
 
     def test_large_file(self):
         # TODO: valid large file
         tip = self.repo.get_commit()
         with pytest.raises(CommitError):
             tip.get_largefile_node("invalid")
 
     def test_author_email(self):
         assert '[e-mail]' == \
             self.repo.get_commit('b986218ba1c9').author_email
         assert '[e-mail]' == \
             self.repo.get_commit('3803844fdbd3').author_email
         assert '' == self.repo.get_commit('84478366594b').author_email
 
     def test_author_username(self):
         assert 'Marcin Kuzminski' == \
             self.repo.get_commit('b986218ba1c9').author_name
         assert 'Lukasz Balcerzak' == \
             self.repo.get_commit('3803844fdbd3').author_name
         assert 'marcink' == \
             self.repo.get_commit('84478366594b').author_name
 
 
 class TestGetBranchName(object):
     def test_returns_ref_name_when_type_is_branch(self):
         ref = self._create_ref('branch', 'fake-name')
         result = self.repo._get_branch_name(ref)
         assert result == ref.name
 
     @pytest.mark.parametrize("type_", ("book", "tag"))
     def test_queries_remote_when_type_is_not_branch(self, type_):
         ref = self._create_ref(type_, 'wrong-fake-name')
         with mock.patch.object(self.repo, "_remote") as remote_mock:
             remote_mock.ctx_branch.return_value = "fake-name"
             result = self.repo._get_branch_name(ref)
         assert result == "fake-name"
         remote_mock.ctx_branch.assert_called_once_with(ref.commit_id)
 
     def _create_ref(self, type_, name):
         ref = mock.Mock()
         ref.type = type_
         ref.name = 'wrong-fake-name'
         ref.commit_id = "deadbeef"
         return ref
 
 
 class TestIsTheSameBranch(object):
     def test_returns_true_when_branches_are_equal(self):
         source_ref = mock.Mock(name="source-ref")
         target_ref = mock.Mock(name="target-ref")
         branch_name_patcher = mock.patch.object(
             self.repo, "_get_branch_name", return_value="default")
         with branch_name_patcher as branch_name_mock:
             result = self.repo._is_the_same_branch(source_ref, target_ref)
 
         expected_calls = [mock.call(source_ref), mock.call(target_ref)]
         assert branch_name_mock.call_args_list == expected_calls
         assert result is True
 
     def test_returns_false_when_branches_are_not_equal(self):
         source_ref = mock.Mock(name="source-ref")
         source_ref.name = "source-branch"
         target_ref = mock.Mock(name="target-ref")
         source_ref.name = "target-branch"
 
         def side_effect(ref):
             return ref.name
 
         branch_name_patcher = mock.patch.object(
             self.repo, "_get_branch_name", side_effect=side_effect)
         with branch_name_patcher as branch_name_mock:
             result = self.repo._is_the_same_branch(source_ref, target_ref)
 
         expected_calls = [mock.call(source_ref), mock.call(target_ref)]
         assert branch_name_mock.call_args_list == expected_calls
         assert result is False