1
# Copyright (C) 2005, 2006, 2007, 2009, 2011 Canonical Ltd
1
# Copyright (C) 2005 by Canonical Ltd
3
3
# This program is free software; you can redistribute it and/or modify
4
4
# it under the terms of the GNU General Public License as published by
5
5
# the Free Software Foundation; either version 2 of the License, or
6
6
# (at your option) any later version.
8
8
# This program is distributed in the hope that it will be useful,
9
9
# but WITHOUT ANY WARRANTY; without even the implied warranty of
10
10
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11
11
# GNU General Public License for more details.
13
13
# You should have received a copy of the GNU General Public License
14
14
# along with this program; if not, write to the Free Software
15
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
15
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20
from bzrlib import check, osutils
21
from bzrlib.errors import PointlessCommit
22
from bzrlib.tests import (
24
TestCaseWithTransport,
21
from bzrlib.tests import TestCaseWithTransport
22
from bzrlib.branch import Branch
23
from bzrlib.errors import PointlessCommit, BzrError, PointlessCommit
24
from bzrlib.tests.test_revision import make_branches
25
from bzrlib.check import check
28
28
class TestCommitMerge(TestCaseWithTransport):
35
35
def test_merge_commit_empty(self):
36
36
"""Simple commit of two-way merge of empty trees."""
37
37
wtx = self.make_branch_and_tree('x')
38
base_rev = wtx.commit('common parent')
40
wty = wtx.bzrdir.sprout('y').open_workingtree()
39
wty = self.make_branch_and_tree('y')
43
42
wtx.commit('commit one', rev_id='x@u-0-1', allow_pointless=True)
44
43
wty.commit('commit two', rev_id='y@u-0-1', allow_pointless=True)
45
self.assertEqual((1, []), by.fetch(bx))
47
46
# just having the history there does nothing
48
47
self.assertRaises(PointlessCommit,
50
49
'no changes yet', rev_id='y@u-0-2',
51
50
allow_pointless=False)
52
wty.merge_from_branch(bx)
51
wty.add_pending_merge('x@u-0-1')
53
52
wty.commit('merge from x', rev_id='y@u-0-2', allow_pointless=False)
55
self.assertEquals(by.revno(), 3)
54
self.assertEquals(by.revno(), 2)
56
55
self.assertEquals(list(by.revision_history()),
57
[base_rev, 'y@u-0-1', 'y@u-0-2'])
56
['y@u-0-1', 'y@u-0-2'])
58
57
rev = by.repository.get_revision('y@u-0-2')
59
58
self.assertEquals(rev.parent_ids,
60
59
['y@u-0-1', 'x@u-0-1'])
62
61
def test_merge_new_file(self):
63
62
"""Commit merge of two trees with no overlapping files."""
64
63
wtx = self.make_branch_and_tree('x')
65
base_rev = wtx.commit('common parent')
67
wtx.commit('establish root id')
68
wty = wtx.bzrdir.sprout('y').open_workingtree()
69
self.assertEqual(wtx.get_root_id(), wty.get_root_id())
65
wty = self.make_branch_and_tree('y')
72
68
self.build_tree(['x/ecks', 'y/why'])
77
73
wtx.commit('commit one', rev_id='x@u-0-1', allow_pointless=True)
78
74
wty.commit('commit two', rev_id='y@u-0-1', allow_pointless=True)
80
wty.merge_from_branch(bx)
77
# we haven't merged the texts, but let's fake it
78
shutil.copyfile('x/ecks', 'y/ecks')
79
wty.add(['ecks'], ['ecks-id'])
80
wty.add_pending_merge('x@u-0-1')
82
82
# partial commit of merges is currently not allowed, because
83
83
# it would give different merge graphs for each file which
87
87
'partial commit', allow_pointless=False,
88
88
specific_files=['ecks'])
90
90
wty.commit('merge from x', rev_id='y@u-0-2', allow_pointless=False)
91
91
tree = by.repository.revision_tree('y@u-0-2')
92
self.assertEquals(tree.get_file_revision('ecks-id'), 'x@u-0-1')
93
self.assertEquals(tree.get_file_revision('why-id'), 'y@u-0-1')
95
check.check_dwim(bx.base, False, True, True)
96
check.check_dwim(by.base, False, True, True)
98
def test_merge_with_symlink(self):
99
self.requireFeature(SymlinkFeature)
100
tree_a = self.make_branch_and_tree('tree_a')
101
os.symlink('target', osutils.pathjoin('tree_a', 'link'))
103
tree_a.commit('added link')
104
tree_b = tree_a.bzrdir.sprout('tree_b').open_workingtree()
105
self.build_tree(['tree_a/file'])
107
tree_a.commit('added file')
108
self.build_tree(['tree_b/another_file'])
109
tree_b.add('another_file')
110
tree_b.commit('add another file')
111
tree_b.merge_from_branch(tree_a.branch)
112
tree_b.commit('merge')
93
self.assertEquals(inv['ecks-id'].revision, 'x@u-0-1')
94
self.assertEquals(inv['why-id'].revision, 'y@u-0-1')