1
# Copyright (C) 2005 Canonical Ltd
3
# This program is free software; you can redistribute it and/or modify
4
# it under the terms of the GNU General Public License as published by
5
# the Free Software Foundation; either version 2 of the License, or
6
# (at your option) any later version.
8
# This program is distributed in the hope that it will be useful,
9
# but WITHOUT ANY WARRANTY; without even the implied warranty of
10
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11
# GNU General Public License for more details.
13
# You should have received a copy of the GNU General Public License
14
# along with this program; if not, write to the Free Software
15
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21
from bzrlib import bzrdir, repository
22
from bzrlib.branch import Branch
23
from bzrlib.bzrdir import BzrDir
24
from bzrlib.builtins import merge
26
from bzrlib.tests import TestCaseWithTransport
27
from bzrlib.tests.HTTPTestUtil import TestCaseWithWebserver
28
from bzrlib.tests.test_revision import make_branches
29
from bzrlib.trace import mutter
30
from bzrlib.upgrade import Convert
31
from bzrlib.workingtree import WorkingTree
34
def has_revision(branch, revision_id):
35
return branch.repository.has_revision(revision_id)
37
def fetch_steps(self, br_a, br_b, writable_a):
38
"""A foreign test method for testing fetch locally and remotely."""
40
# TODO RBC 20060201 make this a repository test.
41
repo_b = br_b.repository
42
self.assertFalse(repo_b.has_revision(br_a.revision_history()[3]))
43
self.assertTrue(repo_b.has_revision(br_a.revision_history()[2]))
44
self.assertEquals(len(br_b.revision_history()), 7)
45
self.assertEquals(br_b.fetch(br_a, br_a.revision_history()[2])[0], 0)
46
# branch.fetch is not supposed to alter the revision history
47
self.assertEquals(len(br_b.revision_history()), 7)
48
self.assertFalse(repo_b.has_revision(br_a.revision_history()[3]))
50
# fetching the next revision up in sample data copies one revision
51
self.assertEquals(br_b.fetch(br_a, br_a.revision_history()[3])[0], 1)
52
self.assertTrue(repo_b.has_revision(br_a.revision_history()[3]))
53
self.assertFalse(has_revision(br_a, br_b.revision_history()[6]))
54
self.assertTrue(br_a.repository.has_revision(br_b.revision_history()[5]))
56
# When a non-branch ancestor is missing, it should be unlisted...
57
# as its not reference from the inventory weave.
58
br_b4 = self.make_branch('br_4')
59
count, failures = br_b4.fetch(br_b)
60
self.assertEqual(count, 7)
61
self.assertEqual(failures, [])
63
self.assertEqual(writable_a.fetch(br_b)[0], 1)
64
self.assertTrue(has_revision(br_a, br_b.revision_history()[3]))
65
self.assertTrue(has_revision(br_a, br_b.revision_history()[4]))
67
br_b2 = self.make_branch('br_b2')
68
self.assertEquals(br_b2.fetch(br_b)[0], 7)
69
self.assertTrue(has_revision(br_b2, br_b.revision_history()[4]))
70
self.assertTrue(has_revision(br_b2, br_a.revision_history()[2]))
71
self.assertFalse(has_revision(br_b2, br_a.revision_history()[3]))
73
br_a2 = self.make_branch('br_a2')
74
self.assertEquals(br_a2.fetch(br_a)[0], 9)
75
self.assertTrue(has_revision(br_a2, br_b.revision_history()[4]))
76
self.assertTrue(has_revision(br_a2, br_a.revision_history()[3]))
77
self.assertTrue(has_revision(br_a2, br_a.revision_history()[2]))
79
br_a3 = self.make_branch('br_a3')
80
# pulling a branch with no revisions grabs nothing, regardless of
81
# whats in the inventory.
82
self.assertEquals(br_a3.fetch(br_a2)[0], 0)
83
for revno in range(4):
85
br_a3.repository.has_revision(br_a.revision_history()[revno]))
86
self.assertEqual(br_a3.fetch(br_a2, br_a.revision_history()[2])[0], 3)
87
# pull the 3 revisions introduced by a@u-0-3
88
fetched = br_a3.fetch(br_a2, br_a.revision_history()[3])[0]
89
self.assertEquals(fetched, 3, "fetched %d instead of 3" % fetched)
90
# InstallFailed should be raised if the branch is missing the revision
92
self.assertRaises(bzrlib.errors.InstallFailed, br_a3.fetch, br_a2, 'pizza')
93
# InstallFailed should be raised if the branch is missing a revision
94
# from its own revision history
95
br_a2.append_revision('a-b-c')
96
self.assertRaises(bzrlib.errors.InstallFailed, br_a3.fetch, br_a2)
98
# TODO: jam 20051218 Branch should no longer allow append_revision for revisions
99
# which don't exist. So this test needs to be rewritten
100
# RBC 20060403 the way to do this is to uncommit the revision from the
101
# repository after the commit
103
#TODO: test that fetch correctly does reweaving when needed. RBC 20051008
104
# Note that this means - updating the weave when ghosts are filled in to
105
# add the right parents.
108
class TestFetch(TestCaseWithTransport):
110
def test_fetch(self):
111
#highest indices a: 5, b: 7
112
br_a, br_b = make_branches(self)
113
fetch_steps(self, br_a, br_b, br_a)
115
def test_fetch_self(self):
116
wt = self.make_branch_and_tree('br')
117
self.assertEqual(wt.branch.fetch(wt.branch), (0, []))
119
def test_fetch_root_knit(self):
120
"""Ensure that knit2.fetch() updates the root knit
122
This tests the case where the root has a new revision, but there are no
123
corresponding filename, parent, contents or other changes.
125
knit1_format = bzrdir.BzrDirMetaFormat1()
126
knit1_format.repository_format = repository.RepositoryFormatKnit1()
127
knit2_format = bzrdir.BzrDirMetaFormat1()
128
knit2_format.repository_format = repository.RepositoryFormatKnit2()
129
# we start with a knit1 repository because that causes the
130
# root revision to change for each commit, even though the content,
131
# parent, name, and other attributes are unchanged.
132
tree = self.make_branch_and_tree('tree', knit1_format)
133
tree.set_root_id('tree-root')
134
tree.commit('rev1', rev_id='rev1')
135
tree.commit('rev2', rev_id='rev2')
137
# Now we convert it to a knit2 repository so that it has a root knit
138
Convert(tree.basedir, knit2_format)
139
tree = WorkingTree.open(tree.basedir)
140
branch = self.make_branch('branch', format=knit2_format)
141
branch.pull(tree.branch, stop_revision='rev1')
142
repo = branch.repository
143
root_knit = repo.weave_store.get_weave('tree-root',
144
repo.get_transaction())
145
# Make sure fetch retrieved only what we requested
146
self.assertTrue('rev1' in root_knit)
147
self.assertTrue('rev2' not in root_knit)
148
branch.pull(tree.branch)
149
root_knit = repo.weave_store.get_weave('tree-root',
150
repo.get_transaction())
151
# Make sure that the next revision in the root knit was retrieved,
152
# even though the text, name, parent_id, etc., were unchanged.
153
self.assertTrue('rev2' in root_knit)
156
class TestMergeFetch(TestCaseWithTransport):
158
def test_merge_fetches_unrelated(self):
159
"""Merge brings across history from unrelated source"""
160
wt1 = self.make_branch_and_tree('br1')
162
wt1.commit(message='rev 1-1', rev_id='1-1')
163
wt1.commit(message='rev 1-2', rev_id='1-2')
164
wt2 = self.make_branch_and_tree('br2')
166
wt2.commit(message='rev 2-1', rev_id='2-1')
167
merge(other_revision=['br1', -1], base_revision=['br1', 0],
169
self._check_revs_present(br2)
171
def test_merge_fetches(self):
172
"""Merge brings across history from source"""
173
wt1 = self.make_branch_and_tree('br1')
175
wt1.commit(message='rev 1-1', rev_id='1-1')
176
dir_2 = br1.bzrdir.sprout('br2')
177
br2 = dir_2.open_branch()
178
wt1.commit(message='rev 1-2', rev_id='1-2')
179
dir_2.open_workingtree().commit(message='rev 2-1', rev_id='2-1')
180
merge(other_revision=['br1', -1], base_revision=[None, None],
182
self._check_revs_present(br2)
184
def _check_revs_present(self, br2):
185
for rev_id in '1-1', '1-2', '2-1':
186
self.assertTrue(br2.repository.has_revision(rev_id))
187
rev = br2.repository.get_revision(rev_id)
188
self.assertEqual(rev.revision_id, rev_id)
189
self.assertTrue(br2.repository.get_inventory(rev_id))
192
class TestMergeFileHistory(TestCaseWithTransport):
195
super(TestMergeFileHistory, self).setUp()
196
wt1 = self.make_branch_and_tree('br1')
198
self.build_tree_contents([('br1/file', 'original contents\n')])
199
wt1.add('file', 'this-file-id')
200
wt1.commit(message='rev 1-1', rev_id='1-1')
201
dir_2 = br1.bzrdir.sprout('br2')
202
br2 = dir_2.open_branch()
203
wt2 = dir_2.open_workingtree()
204
self.build_tree_contents([('br1/file', 'original from 1\n')])
205
wt1.commit(message='rev 1-2', rev_id='1-2')
206
self.build_tree_contents([('br1/file', 'agreement\n')])
207
wt1.commit(message='rev 1-3', rev_id='1-3')
208
self.build_tree_contents([('br2/file', 'contents in 2\n')])
209
wt2.commit(message='rev 2-1', rev_id='2-1')
210
self.build_tree_contents([('br2/file', 'agreement\n')])
211
wt2.commit(message='rev 2-2', rev_id='2-2')
213
def test_merge_fetches_file_history(self):
214
"""Merge brings across file histories"""
215
br2 = Branch.open('br2')
216
merge(other_revision=['br1', -1], base_revision=[None, None],
218
for rev_id, text in [('1-2', 'original from 1\n'),
219
('1-3', 'agreement\n'),
220
('2-1', 'contents in 2\n'),
221
('2-2', 'agreement\n')]:
222
self.assertEqualDiff(
223
br2.repository.revision_tree(
224
rev_id).get_file_text('this-file-id'), text)
227
class TestHttpFetch(TestCaseWithWebserver):
228
# FIXME RBC 20060124 this really isn't web specific, perhaps an
229
# instrumented readonly transport? Can we do an instrumented
230
# adapter and use self.get_readonly_url ?
232
def test_fetch(self):
233
#highest indices a: 5, b: 7
234
br_a, br_b = make_branches(self)
235
br_rem_a = Branch.open(self.get_readonly_url('branch1'))
236
fetch_steps(self, br_rem_a, br_b, br_a)
238
def _count_log_matches(self, target, logs):
239
"""Count the number of times the target file pattern was fetched in an http log"""
240
get_succeeds_re = re.compile(
241
'.*"GET .*%s HTTP/1.1" 20[06] - "-" "bzr/%s' %
242
( target, bzrlib.__version__))
245
if get_succeeds_re.match(line):
249
def test_weaves_are_retrieved_once(self):
250
self.build_tree(("source/", "source/file", "target/"))
251
wt = self.make_branch_and_tree('source')
253
wt.add(["file"], ["id"])
254
wt.commit("added file")
255
print >>open("source/file", 'w'), "blah"
256
wt.commit("changed file")
257
target = BzrDir.create_branch_and_repo("target/")
258
source = Branch.open(self.get_readonly_url("source/"))
259
self.assertEqual(target.fetch(source), (2, []))
260
# this is the path to the literal file. As format changes
261
# occur it needs to be updated. FIXME: ask the store for the
263
self.log("web server logs are:")
264
http_logs = self.get_readonly_server().logs
265
self.log('\n'.join(http_logs))
266
# unfortunately this log entry is branch format specific. We could
267
# factor out the 'what files does this format use' to a method on the
268
# repository, which would let us to this generically. RBC 20060419
269
self.assertEqual(1, self._count_log_matches('/ce/id.kndx', http_logs))
270
self.assertEqual(1, self._count_log_matches('/ce/id.knit', http_logs))
271
self.assertEqual(1, self._count_log_matches('inventory.kndx', http_logs))
272
# this r-h check test will prevent regressions, but it currently already
273
# passes, before the patch to cache-rh is applied :[
274
self.assertEqual(1, self._count_log_matches('revision-history', http_logs))
275
# FIXME naughty poking in there.
276
self.get_readonly_server().logs = []
277
# check there is nothing more to fetch
278
source = Branch.open(self.get_readonly_url("source/"))
279
self.assertEqual(target.fetch(source), (0, []))
280
# should make just two requests
281
http_logs = self.get_readonly_server().logs
282
self.log("web server logs are:")
283
self.log('\n'.join(http_logs))
284
self.assertEqual(1, self._count_log_matches('branch-format', http_logs))
285
self.assertEqual(1, self._count_log_matches('branch/format', http_logs))
286
self.assertEqual(1, self._count_log_matches('repository/format', http_logs))
287
self.assertEqual(1, self._count_log_matches('revision-history', http_logs))
288
self.assertEqual(4, len(http_logs))
added
removed
bzrlib/tests/test_fetch.py
