1
# Copyright (C) 2005 Canonical Ltd
2
# -*- coding: utf-8 -*-
4
# This program is free software; you can redistribute it and/or modify
5
# it under the terms of the GNU General Public License as published by
6
# the Free Software Foundation; either version 2 of the License, or
7
# (at your option) any later version.
9
# This program is distributed in the hope that it will be useful,
10
# but WITHOUT ANY WARRANTY; without even the implied warranty of
11
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12
# GNU General Public License for more details.
14
# You should have received a copy of the GNU General Public License
15
# along with this program; if not, write to the Free Software
16
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19
"""Black-box tests for bzr pull."""
24
from bzrlib.branch import Branch
25
from bzrlib.tests.blackbox import ExternalBase
26
from bzrlib.uncommit import uncommit
29
class TestPull(ExternalBase):
31
def example_branch(test):
33
file('hello', 'wt').write('foo')
34
test.runbzr('add hello')
35
test.runbzr('commit -m setup hello')
36
file('goodbye', 'wt').write('baz')
37
test.runbzr('add goodbye')
38
test.runbzr('commit -m setup goodbye')
41
"""Pull changes from one branch to another."""
46
self.runbzr('pull', retcode=3)
47
self.runbzr('missing', retcode=3)
48
self.runbzr('missing .')
49
self.runbzr('missing')
50
# this will work on windows because we check for the same branch
51
# in pull - if it fails, it is a regression
53
self.runbzr('pull /', retcode=3)
54
if sys.platform not in ('win32', 'cygwin'):
58
self.runbzr('branch a b')
62
self.runbzr('add subdir')
63
self.runbzr('commit -m blah --unchanged')
66
b = Branch.open('../b')
67
self.assertEquals(a.revision_history(), b.revision_history()[:-1])
68
self.runbzr('pull ../b')
69
self.assertEquals(a.revision_history(), b.revision_history())
70
self.runbzr('commit -m blah2 --unchanged')
72
self.runbzr('commit -m blah3 --unchanged')
74
self.runbzr('pull ../a', retcode=3)
76
self.runbzr('branch b overwriteme')
77
os.chdir('overwriteme')
78
self.runbzr('pull --overwrite ../a')
79
overwritten = Branch.open('.')
80
self.assertEqual(overwritten.revision_history(),
83
self.runbzr('merge ../b')
84
self.runbzr('commit -m blah4 --unchanged')
85
os.chdir('../b/subdir')
86
self.runbzr('pull ../../a')
87
self.assertEquals(a.revision_history()[-1], b.revision_history()[-1])
88
self.runbzr('commit -m blah5 --unchanged')
89
self.runbzr('commit -m blah6 --unchanged')
91
self.runbzr('pull ../a')
93
self.runbzr('commit -m blah7 --unchanged')
94
self.runbzr('merge ../b')
95
self.runbzr('commit -m blah8 --unchanged')
96
self.runbzr('pull ../b')
97
self.runbzr('pull ../b')
99
def test_pull_revision(self):
100
"""Pull some changes from one branch to another."""
104
self.example_branch()
105
file('hello2', 'wt').write('foo')
106
self.runbzr('add hello2')
107
self.runbzr('commit -m setup hello2')
108
file('goodbye2', 'wt').write('baz')
109
self.runbzr('add goodbye2')
110
self.runbzr('commit -m setup goodbye2')
113
self.runbzr('branch -r 1 a b')
115
self.runbzr('pull -r 2')
116
a = Branch.open('../a')
118
self.assertEquals(a.revno(),4)
119
self.assertEquals(b.revno(),2)
120
self.runbzr('pull -r 3')
121
self.assertEquals(b.revno(),3)
122
self.runbzr('pull -r 4')
123
self.assertEquals(a.revision_history(), b.revision_history())
126
def test_overwrite_uptodate(self):
127
# Make sure pull --overwrite overwrites
128
# even if the target branch has merged
129
# everything already.
132
def get_rh(expected_len):
133
rh = self.capture('revision-history')
134
# Make sure we don't have trailing empty revisions
135
rh = rh.strip().split('\n')
136
self.assertEqual(len(rh), expected_len)
142
open('foo', 'wb').write('original\n')
144
bzr('commit', '-m', 'initial commit')
147
bzr('branch', 'a', 'b')
150
open('foo', 'wb').write('changed\n')
151
bzr('commit', '-m', 'later change')
153
open('foo', 'wb').write('another\n')
154
bzr('commit', '-m', 'a third change')
156
rev_history_a = get_rh(3)
160
bzr('commit', '-m', 'merge')
162
rev_history_b = get_rh(2)
164
bzr('pull', '--overwrite', '../a')
165
rev_history_b = get_rh(3)
167
self.assertEqual(rev_history_b, rev_history_a)
169
def test_overwrite_children(self):
170
# Make sure pull --overwrite sets the revision-history
171
# to be identical to the pull source, even if we have convergence
174
def get_rh(expected_len):
175
rh = self.capture('revision-history')
176
# Make sure we don't have trailing empty revisions
177
rh = rh.strip().split('\n')
178
self.assertEqual(len(rh), expected_len)
184
open('foo', 'wb').write('original\n')
186
bzr('commit', '-m', 'initial commit')
189
bzr('branch', 'a', 'b')
192
open('foo', 'wb').write('changed\n')
193
bzr('commit', '-m', 'later change')
195
open('foo', 'wb').write('another\n')
196
bzr('commit', '-m', 'a third change')
198
rev_history_a = get_rh(3)
202
bzr('commit', '-m', 'merge')
204
rev_history_b = get_rh(2)
207
open('foo', 'wb').write('a fourth change\n')
208
bzr('commit', '-m', 'a fourth change')
210
rev_history_a = get_rh(4)
212
# With convergence, we could just pull over the
213
# new change, but with --overwrite, we want to switch our history
215
bzr('pull', '--overwrite', '../a')
216
rev_history_b = get_rh(4)
218
self.assertEqual(rev_history_b, rev_history_a)
220
def test_pull_remember(self):
221
"""Pull changes from one branch to another and test parent location."""
222
transport = self.get_transport()
223
tree_a = self.make_branch_and_tree('branch_a')
224
branch_a = tree_a.branch
225
self.build_tree(['branch_a/a'])
227
tree_a.commit('commit a')
228
tree_b = branch_a.bzrdir.sprout('branch_b').open_workingtree()
229
branch_b = tree_b.branch
230
tree_c = branch_a.bzrdir.sprout('branch_c').open_workingtree()
231
branch_c = tree_c.branch
232
self.build_tree(['branch_a/b'])
234
tree_a.commit('commit b')
236
parent = branch_b.get_parent()
237
branch_b.set_parent(None)
238
self.assertEqual(None, branch_b.get_parent())
239
# test pull for failure without parent set
241
out = self.runbzr('pull', retcode=3)
242
self.assertEquals(out,
243
('','bzr: ERROR: No pull location known or specified.\n'))
244
# test implicit --remember when no parent set, this pull conflicts
245
self.build_tree(['d'])
247
tree_b.commit('commit d')
248
out = self.runbzr('pull ../branch_a', retcode=3)
249
self.assertEquals(out,
250
('','bzr: ERROR: These branches have diverged. Use the merge command to reconcile them.\n'))
251
self.assertEquals(branch_b.get_parent(), parent)
252
# test implicit --remember after resolving previous failure
253
uncommit(branch=branch_b, tree=tree_b)
254
transport.delete('branch_b/d')
256
self.assertEquals(branch_b.get_parent(), parent)
257
# test explicit --remember
258
self.runbzr('pull ../branch_c --remember')
259
self.assertEquals(branch_b.get_parent(),
260
branch_c.bzrdir.root_transport.base)
262
def test_pull_bundle(self):
263
from bzrlib.testament import Testament
264
# Build up 2 trees and prepare for a pull
265
tree_a = self.make_branch_and_tree('branch_a')
266
f = open('branch_a/a', 'wb')
270
tree_a.commit('message')
272
tree_b = tree_a.bzrdir.sprout('branch_b').open_workingtree()
274
# Make a change to 'a' that 'b' can pull
275
f = open('branch_a/a', 'wb')
278
tree_a.commit('message')
280
# Create the bundle for 'b' to pull
282
bundle_file = open('../bundle', 'wb')
283
bundle_file.write(self.run_bzr('bundle', '../branch_b')[0])
286
os.chdir('../branch_b')
287
output = self.run_bzr('pull', '../bundle')
288
self.assertEqual('', output[0])
289
self.assertEqual('All changes applied successfully.\n'
290
'1 revision(s) pulled.\n', output[1])
292
self.assertEqualDiff(tree_a.branch.revision_history(),
293
tree_b.branch.revision_history())
295
testament_a = Testament.from_revision(tree_a.branch.repository,
296
tree_a.get_parent_ids()[0])
297
testament_b = Testament.from_revision(tree_b.branch.repository,
298
tree_b.get_parent_ids()[0])
299
self.assertEqualDiff(testament_a.as_text(),
300
testament_b.as_text())
302
# it is legal to attempt to pull an already-merged bundle
303
output = self.run_bzr('pull', '../bundle')
304
self.assertEqual('', output[0])
305
self.assertEqual('0 revision(s) pulled.\n', output[1])