1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
|
# Copyright (C) 2005, 2006 by 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
import os
from StringIO import StringIO
from bzrlib.branch import Branch
from bzrlib.builtins import merge
from bzrlib.conflicts import ConflictList, TextConflict
from bzrlib.errors import UnrelatedBranches, NoCommits, BzrCommandError
from bzrlib.merge import transform_tree, merge_inner
from bzrlib.osutils import pathjoin
from bzrlib.revision import common_ancestor
from bzrlib.tests import TestCaseWithTransport
from bzrlib.trace import (enable_test_log, disable_test_log)
from bzrlib.workingtree import WorkingTree
class TestMerge(TestCaseWithTransport):
"""Test appending more than one revision"""
def test_pending(self):
wt = self.make_branch_and_tree('.')
wt.commit("lala!")
self.assertEquals(len(wt.pending_merges()), 0)
merge([u'.', -1], [None, None])
self.assertEquals(len(wt.pending_merges()), 0)
def test_undo(self):
wt = self.make_branch_and_tree('.')
wt.commit("lala!")
wt.commit("haha!")
wt.commit("blabla!")
merge([u'.', 2], [u'.', 1])
def test_nocommits(self):
self.test_pending()
wt2 = self.make_branch_and_tree('branch2')
self.assertRaises(NoCommits, merge, ['branch2', -1],
[None, None])
return wt2
def test_unrelated(self):
wt2 = self.test_nocommits()
wt2.commit("blah")
self.assertRaises(UnrelatedBranches, merge, ['branch2', -1],
[None, None])
return wt2
def test_merge_one(self):
wt1 = self.make_branch_and_tree('branch1')
wt1.commit('empty commit')
wt2 = self.make_branch_and_tree('branch2')
wt2.pull(wt1.branch)
file('branch1/foo', 'wb').write('foo')
file('branch1/bar', 'wb').write('bar')
wt1.add('foo')
wt1.add('bar')
wt1.commit('add foobar')
os.chdir('branch2')
self.run_bzr('merge', '../branch1/baz', retcode=3)
self.run_bzr('merge', '../branch1/foo')
self.failUnlessExists('foo')
self.failIfExists('bar')
wt2 = WorkingTree.open_containing('branch2')[0]
self.assertEqual(wt2.pending_merges(), [])
def test_pending_with_null(self):
"""When base is forced to revno 0, pending_merges is set"""
wt2 = self.test_unrelated()
wt1 = WorkingTree.open('.')
br1 = wt1.branch
br1.fetch(wt2.branch)
# merge all of branch 2 into branch 1 even though they
# are not related.
self.assertRaises(BzrCommandError, merge, ['branch2', -1],
['branch2', 0], reprocess=True, show_base=True)
merge(['branch2', -1], ['branch2', 0], reprocess=True)
self.assertEquals(len(wt1.pending_merges()), 1)
return (wt1, wt2.branch)
def test_two_roots(self):
"""Merge base is sane when two unrelated branches are merged"""
wt1, br2 = self.test_pending_with_null()
wt1.commit("blah")
last = wt1.branch.last_revision()
self.assertEquals(common_ancestor(last, last, wt1.branch.repository), last)
def test_create_rename(self):
"""Rename an inventory entry while creating the file"""
tree =self.make_branch_and_tree('.')
file('name1', 'wb').write('Hello')
tree.add('name1')
tree.commit(message="hello")
tree.rename_one('name1', 'name2')
os.unlink('name2')
transform_tree(tree, tree.branch.basis_tree())
def test_layered_rename(self):
"""Rename both child and parent at same time"""
tree =self.make_branch_and_tree('.')
os.mkdir('dirname1')
tree.add('dirname1')
filename = pathjoin('dirname1', 'name1')
file(filename, 'wb').write('Hello')
tree.add(filename)
tree.commit(message="hello")
filename2 = pathjoin('dirname1', 'name2')
tree.rename_one(filename, filename2)
tree.rename_one('dirname1', 'dirname2')
transform_tree(tree, tree.branch.basis_tree())
def test_ignore_zero_merge_inner(self):
# Test that merge_inner's ignore zero paramter is effective
tree_a =self.make_branch_and_tree('a')
tree_a.commit(message="hello")
dir_b = tree_a.bzrdir.sprout('b')
tree_b = dir_b.open_workingtree()
tree_a.commit(message="hello again")
log = StringIO()
merge_inner(tree_b.branch, tree_a, tree_b.basis_tree(),
this_tree=tree_b, ignore_zero=True)
log = self._get_log()
self.failUnless('All changes applied successfully.\n' not in log)
tree_b.revert([])
merge_inner(tree_b.branch, tree_a, tree_b.basis_tree(),
this_tree=tree_b, ignore_zero=False)
log = self._get_log()
self.failUnless('All changes applied successfully.\n' in log)
def test_merge_inner_conflicts(self):
tree_a = self.make_branch_and_tree('a')
tree_a.set_conflicts(ConflictList([TextConflict('patha')]))
merge_inner(tree_a.branch, tree_a, tree_a, this_tree=tree_a)
self.assertEqual(1, len(tree_a.conflicts()))
|