53
48
so A is missing b6 at the start
54
49
and B is missing a3, a4, a5
56
tree1 = self.make_branch_and_tree("branch1", format=format)
59
tree1.commit("Commit one", rev_id=b"a@u-0-0")
60
tree1.commit("Commit two", rev_id=b"a@u-0-1")
61
tree1.commit("Commit three", rev_id=b"a@u-0-2")
63
tree2 = tree1.controldir.sprout("branch2").open_workingtree()
65
tree2.commit("Commit four", rev_id=b"b@u-0-3")
66
tree2.commit("Commit five", rev_id=b"b@u-0-4")
67
self.assertEqual(br2.last_revision(), b'b@u-0-4')
69
tree1.merge_from_branch(br2)
70
tree1.commit("Commit six", rev_id=b"a@u-0-3")
71
tree1.commit("Commit seven", rev_id=b"a@u-0-4")
72
tree2.commit("Commit eight", rev_id=b"b@u-0-5")
73
self.assertEqual(br2.last_revision(), b'b@u-0-5')
75
tree1.merge_from_branch(br2)
76
tree1.commit("Commit nine", rev_id=b"a@u-0-5")
77
# DO NOT MERGE HERE - we WANT a GHOST.
80
graph = br1.repository.get_graph()
81
revhistory = list(graph.iter_lefthand_ancestry(br1.last_revision(),
82
[revision.NULL_REVISION]))
86
tree2.add_parent_tree_id(revhistory[4])
87
tree2.commit("Commit ten - ghost merge", rev_id=b"b@u-0-6")
52
br1 = Branch.initialize("branch1")
54
commit(br1, "Commit one", rev_id="a@u-0-0")
55
commit(br1, "Commit two", rev_id="a@u-0-1")
56
commit(br1, "Commit three", rev_id="a@u-0-2")
59
br2 = Branch.initialize("branch2")
60
br2.update_revisions(br1)
61
commit(br2, "Commit four", rev_id="b@u-0-3")
62
commit(br2, "Commit five", rev_id="b@u-0-4")
63
revisions_2 = br2.revision_history()
65
fetch(from_branch=br2, to_branch=br1)
66
br1.working_tree().add_pending_merge(revisions_2[4])
67
self.assertEquals(revisions_2[4], 'b@u-0-4')
68
commit(br1, "Commit six", rev_id="a@u-0-3")
69
commit(br1, "Commit seven", rev_id="a@u-0-4")
70
commit(br2, "Commit eight", rev_id="b@u-0-5")
72
fetch(from_branch=br2, to_branch=br1)
73
br1.working_tree().add_pending_merge(br2.revision_history()[5])
74
commit(br1, "Commit nine", rev_id="a@u-0-5")
75
# DO NOT FETCH HERE - we WANT a GHOST.
76
#fetch(from_branch=br1, to_branch=br2)
77
br2.working_tree().add_pending_merge(br1.revision_history()[4])
78
commit(br2, "Commit ten - ghost merge", rev_id="b@u-0-6")
92
class TestIsAncestor(TestCaseWithTransport):
83
class TestIsAncestor(TestCaseInTempDir):
94
84
def test_recorded_ancestry(self):
95
85
"""Test that commit records all ancestors"""
96
86
br1, br2 = make_branches(self)
97
d = [(b'a@u-0-0', [b'a@u-0-0']),
98
(b'a@u-0-1', [b'a@u-0-0', b'a@u-0-1']),
99
(b'a@u-0-2', [b'a@u-0-0', b'a@u-0-1', b'a@u-0-2']),
100
(b'b@u-0-3', [b'a@u-0-0', b'a@u-0-1', b'a@u-0-2', b'b@u-0-3']),
101
(b'b@u-0-4', [b'a@u-0-0', b'a@u-0-1', b'a@u-0-2', b'b@u-0-3',
103
(b'a@u-0-3', [b'a@u-0-0', b'a@u-0-1', b'a@u-0-2', b'b@u-0-3', b'b@u-0-4',
105
(b'a@u-0-4', [b'a@u-0-0', b'a@u-0-1', b'a@u-0-2', b'b@u-0-3', b'b@u-0-4',
106
b'a@u-0-3', b'a@u-0-4']),
107
(b'b@u-0-5', [b'a@u-0-0', b'a@u-0-1', b'a@u-0-2', b'b@u-0-3', b'b@u-0-4',
109
(b'a@u-0-5', [b'a@u-0-0', b'a@u-0-1', b'a@u-0-2', b'a@u-0-3', b'a@u-0-4',
110
b'b@u-0-3', b'b@u-0-4',
111
b'b@u-0-5', b'a@u-0-5']),
112
(b'b@u-0-6', [b'a@u-0-0', b'a@u-0-1', b'a@u-0-2', b'a@u-0-4',
113
b'b@u-0-3', b'b@u-0-4',
114
b'b@u-0-5', b'b@u-0-6']),
87
d = [('a@u-0-0', ['a@u-0-0']),
88
('a@u-0-1', ['a@u-0-0', 'a@u-0-1']),
89
('a@u-0-2', ['a@u-0-0', 'a@u-0-1', 'a@u-0-2']),
90
('b@u-0-3', ['a@u-0-0', 'a@u-0-1', 'a@u-0-2', 'b@u-0-3']),
91
('b@u-0-4', ['a@u-0-0', 'a@u-0-1', 'a@u-0-2', 'b@u-0-3',
93
('a@u-0-3', ['a@u-0-0', 'a@u-0-1', 'a@u-0-2', 'b@u-0-3', 'b@u-0-4',
95
('a@u-0-4', ['a@u-0-0', 'a@u-0-1', 'a@u-0-2', 'b@u-0-3', 'b@u-0-4',
96
'a@u-0-3', 'a@u-0-4']),
97
('b@u-0-5', ['a@u-0-0', 'a@u-0-1', 'a@u-0-2', 'b@u-0-3', 'b@u-0-4',
99
('a@u-0-5', ['a@u-0-0', 'a@u-0-1', 'a@u-0-2', 'a@u-0-3', 'a@u-0-4',
100
'b@u-0-3', 'b@u-0-4',
101
'b@u-0-5', 'a@u-0-5']),
102
('b@u-0-6', ['a@u-0-0', 'a@u-0-1', 'a@u-0-2',
103
'b@u-0-3', 'b@u-0-4',
104
'b@u-0-5', 'b@u-0-6']),
116
br1_only = (b'a@u-0-3', b'a@u-0-4', b'a@u-0-5')
117
br2_only = (b'b@u-0-6',)
106
br1_only = ('a@u-0-3', 'a@u-0-4', 'a@u-0-5')
107
br2_only = ('b@u-0-6',)
118
108
for branch in br1, br2:
119
109
for rev_id, anc in d:
120
if rev_id in br1_only and branch is not br1:
122
if rev_id in br2_only and branch is not br2:
125
MatchesAncestry(branch.repository, rev_id))
128
class TestIntermediateRevisions(TestCaseWithTransport):
110
if rev_id in br1_only and not branch is br1:
112
if rev_id in br2_only and not branch is br2:
114
mutter('ancestry of {%s}: %r',
115
rev_id, branch.get_ancestry(rev_id))
116
self.assertEquals(sorted(branch.get_ancestry(rev_id)),
117
[None] + sorted(anc))
120
def test_is_ancestor(self):
121
"""Test checking whether a revision is an ancestor of another revision"""
122
br1, br2 = make_branches(self)
123
revisions = br1.revision_history()
124
revisions_2 = br2.revision_history()
127
self.assert_(is_ancestor(revisions[0], revisions[0], br1))
128
self.assert_(is_ancestor(revisions[1], revisions[0], sources))
129
self.assert_(not is_ancestor(revisions[0], revisions[1], sources))
130
self.assert_(is_ancestor(revisions_2[3], revisions[0], sources))
131
# disabled mbp 20050914, doesn't seem to happen anymore
132
## self.assertRaises(NoSuchRevision, is_ancestor, revisions_2[3],
133
## revisions[0], br1)
134
self.assert_(is_ancestor(revisions[3], revisions_2[4], sources))
135
self.assert_(is_ancestor(revisions[3], revisions_2[4], br1))
136
self.assert_(is_ancestor(revisions[3], revisions_2[3], sources))
137
## self.assert_(not is_ancestor(revisions[3], revisions_2[3], br1))
140
class TestIntermediateRevisions(TestCaseInTempDir):
131
TestCaseWithTransport.setUp(self)
143
from bzrlib.commit import commit
144
TestCaseInTempDir.setUp(self)
132
145
self.br1, self.br2 = make_branches(self)
133
wt1 = self.br1.controldir.open_workingtree()
134
wt2 = self.br2.controldir.open_workingtree()
135
wt2.commit("Commit eleven", rev_id=b"b@u-0-7")
136
wt2.commit("Commit twelve", rev_id=b"b@u-0-8")
137
wt2.commit("Commit thirtteen", rev_id=b"b@u-0-9")
139
wt1.merge_from_branch(self.br2)
140
wt1.commit("Commit fourtten", rev_id=b"a@u-0-6")
142
wt2.merge_from_branch(self.br1)
143
wt2.commit("Commit fifteen", rev_id=b"b@u-0-10")
146
class MockRevisionSource(object):
147
"""A RevisionSource that takes a pregenerated graph.
149
This is useful for testing revision graph algorithms where
150
the actual branch existing is irrelevant.
153
def __init__(self, full_graph):
154
self._full_graph = full_graph
156
def get_revision_graph_with_ghosts(self, revision_ids):
157
# This is mocked out to just return a constant graph.
158
return self._full_graph
161
class TestCommonAncestor(TestCaseWithTransport):
147
self.br2.working_tree().commit("Commit eleven", rev_id="b@u-0-7")
148
self.br2.working_tree().commit("Commit twelve", rev_id="b@u-0-8")
149
self.br2.working_tree().commit("Commit thirtteen", rev_id="b@u-0-9")
151
fetch(from_branch=self.br2, to_branch=self.br1)
152
self.br1.working_tree().add_pending_merge(self.br2.revision_history()[6])
153
self.br1.working_tree().commit("Commit fourtten", rev_id="a@u-0-6")
155
fetch(from_branch=self.br1, to_branch=self.br2)
156
self.br2.working_tree().add_pending_merge(self.br1.revision_history()[6])
157
self.br2.working_tree().commit("Commit fifteen", rev_id="b@u-0-10")
159
from bzrlib.revision import MultipleRevisionSources
160
self.sources = MultipleRevisionSources(self.br1, self.br2)
162
def intervene(self, ancestor, revision, revision_history=None):
163
from bzrlib.revision import get_intervening_revisions
164
return get_intervening_revisions(ancestor,revision, self.sources,
167
def test_intervene(self):
168
"""Find intermediate revisions, without requiring history"""
169
from bzrlib.errors import NotAncestor, NoSuchRevision
170
self.assertEquals(len(self.intervene('a@u-0-0', 'a@u-0-0')), 0)
171
self.assertEqual(self.intervene('a@u-0-0', 'a@u-0-1'), ['a@u-0-1'])
172
self.assertEqual(self.intervene('a@u-0-0', 'a@u-0-2'),
173
['a@u-0-1', 'a@u-0-2'])
174
self.assertEqual(self.intervene('a@u-0-0', 'b@u-0-3'),
175
['a@u-0-1', 'a@u-0-2', 'b@u-0-3'])
176
self.assertEqual(self.intervene('b@u-0-3', 'a@u-0-3'),
177
['b@u-0-4', 'a@u-0-3'])
178
self.assertEqual(self.intervene('a@u-0-2', 'a@u-0-3',
179
self.br1.revision_history()),
181
self.assertEqual(self.intervene('a@u-0-0', 'a@u-0-5',
182
self.br1.revision_history()),
183
['a@u-0-1', 'a@u-0-2', 'a@u-0-3', 'a@u-0-4',
185
self.assertEqual(self.intervene('a@u-0-0', 'b@u-0-6',
186
self.br1.revision_history()),
187
['a@u-0-1', 'a@u-0-2', 'a@u-0-3', 'a@u-0-4',
189
self.assertEqual(self.intervene('a@u-0-0', 'b@u-0-5'),
190
['a@u-0-1', 'a@u-0-2', 'b@u-0-3', 'b@u-0-4',
192
self.assertEqual(self.intervene('b@u-0-3', 'b@u-0-6',
193
self.br2.revision_history()),
194
['b@u-0-4', 'b@u-0-5', 'b@u-0-6'])
195
self.assertEqual(self.intervene('b@u-0-6', 'b@u-0-10'),
196
['b@u-0-7', 'b@u-0-8', 'b@u-0-9', 'b@u-0-10'])
197
self.assertEqual(self.intervene('b@u-0-6', 'b@u-0-10',
198
self.br2.revision_history()),
199
['b@u-0-7', 'b@u-0-8', 'b@u-0-9', 'b@u-0-10'])
200
self.assertRaises(NotAncestor, self.intervene, 'b@u-0-10', 'b@u-0-6',
201
self.br2.revision_history())
202
self.assertRaises(NoSuchRevision, self.intervene, 'c@u-0-10',
203
'b@u-0-6', self.br2.revision_history())
204
self.assertRaises(NoSuchRevision, self.intervene, 'b@u-0-10',
205
'c@u-0-6', self.br2.revision_history())
208
class TestCommonAncestor(TestCaseInTempDir):
162
209
"""Test checking whether a revision is an ancestor of another revision"""
164
def test_get_history(self):
165
# TODO: test ghosts on the left hand branch's impact
166
# TODO: test ghosts on all parents, we should get some
167
# indicator. i.e. NULL_REVISION
169
tree = self.make_branch_and_tree('.')
170
tree.commit('1', rev_id=b'1', allow_pointless=True)
171
tree.commit('2', rev_id=b'2', allow_pointless=True)
172
tree.commit('3', rev_id=b'3', allow_pointless=True)
173
rev = tree.branch.repository.get_revision(b'1')
174
history = rev.get_history(tree.branch.repository)
175
self.assertEqual([None, b'1'], history)
176
rev = tree.branch.repository.get_revision(b'2')
177
history = rev.get_history(tree.branch.repository)
178
self.assertEqual([None, b'1', b'2'], history)
179
rev = tree.branch.repository.get_revision(b'3')
180
history = rev.get_history(tree.branch.repository)
181
self.assertEqual([None, b'1', b'2', b'3'], history)
184
class TestReservedId(TestCase):
186
def test_is_reserved_id(self):
187
self.assertEqual(True, revision.is_reserved_id(NULL_REVISION))
188
self.assertEqual(True, revision.is_reserved_id(
189
revision.CURRENT_REVISION))
190
self.assertEqual(True, revision.is_reserved_id(b'arch:'))
191
self.assertEqual(False, revision.is_reserved_id(b'null'))
192
self.assertEqual(False, revision.is_reserved_id(
193
b'arch:a@example.com/c--b--v--r'))
194
self.assertEqual(False, revision.is_reserved_id(None))
197
class TestRevisionMethods(TestCase):
199
def test_get_summary(self):
200
r = revision.Revision('1')
202
self.assertEqual('a', r.get_summary())
204
self.assertEqual('a', r.get_summary())
206
self.assertEqual('a', r.get_summary())
208
self.assertEqual('', r.get_summary())
210
def test_get_apparent_authors(self):
211
r = revision.Revision('1')
213
self.assertEqual(['A'], r.get_apparent_authors())
214
r.properties[u'author'] = 'B'
215
self.assertEqual(['B'], r.get_apparent_authors())
216
r.properties[u'authors'] = 'C\nD'
217
self.assertEqual(['C', 'D'], r.get_apparent_authors())
219
def test_get_apparent_authors_no_committer(self):
220
r = revision.Revision('1')
221
self.assertEqual([], r.get_apparent_authors())
224
class TestRevisionBugs(TestCase):
225
"""Tests for getting the bugs that a revision is linked to."""
227
def test_no_bugs(self):
228
r = revision.Revision('1')
229
self.assertEqual([], list(r.iter_bugs()))
231
def test_some_bugs(self):
232
r = revision.Revision(
234
u'bugs': bugtracker.encode_fixes_bug_urls(
235
[('http://example.com/bugs/1', 'fixed'),
236
('http://launchpad.net/bugs/1234', 'fixed')])})
238
[('http://example.com/bugs/1', bugtracker.FIXED),
239
('http://launchpad.net/bugs/1234', bugtracker.FIXED)],
242
def test_no_status(self):
243
r = revision.Revision(
244
'1', properties={u'bugs': 'http://example.com/bugs/1'})
245
self.assertRaises(bugtracker.InvalidLineInBugsProperty, list,
248
def test_too_much_information(self):
249
r = revision.Revision(
250
'1', properties={u'bugs': 'http://example.com/bugs/1 fixed bar'})
251
self.assertRaises(bugtracker.InvalidLineInBugsProperty, list,
254
def test_invalid_status(self):
255
r = revision.Revision(
256
'1', properties={u'bugs': 'http://example.com/bugs/1 faxed'})
257
self.assertRaises(bugtracker.InvalidBugStatus, list, r.iter_bugs())
211
def test_old_common_ancestor(self):
212
"""Pick a resonable merge base using the old functionality"""
213
from bzrlib.revision import old_common_ancestor as common_ancestor
214
br1, br2 = make_branches(self)
215
revisions = br1.revision_history()
216
revisions_2 = br2.revision_history()
219
expected_ancestors_list = {revisions[3]:(0, 0),
221
revisions_2[4]:(2, 1),
223
revisions_2[3]:(4, 2),
224
revisions[0]:(5, 3) }
225
ancestors_list = find_present_ancestors(revisions[3], sources)
226
self.assertEquals(len(expected_ancestors_list), len(ancestors_list))
227
for key, value in expected_ancestors_list.iteritems():
228
self.assertEqual(ancestors_list[key], value,
229
"key %r, %r != %r" % (key, ancestors_list[key],
232
self.assertEqual(common_ancestor(revisions[0], revisions[0], sources),
234
self.assertEqual(common_ancestor(revisions[1], revisions[2], sources),
236
self.assertEqual(common_ancestor(revisions[1], revisions[1], sources),
238
self.assertEqual(common_ancestor(revisions[2], revisions_2[4], sources),
240
self.assertEqual(common_ancestor(revisions[3], revisions_2[4], sources),
242
self.assertEqual(common_ancestor(revisions[4], revisions_2[5], sources),
244
fetch(from_branch=br2, to_branch=br1)
245
self.assertEqual(common_ancestor(revisions[5], revisions_2[6], sources),
246
revisions[4]) # revisions_2[5] is equally valid
247
self.assertEqual(common_ancestor(revisions_2[6], revisions[5], sources),
250
def test_common_ancestor(self):
251
"""Pick a reasonable merge base"""
252
from bzrlib.revision import common_ancestor
253
br1, br2 = make_branches(self)
254
revisions = br1.revision_history()
255
revisions_2 = br2.revision_history()
256
sources = MultipleRevisionSources(br1, br2)
257
expected_ancestors_list = {revisions[3]:(0, 0),
259
revisions_2[4]:(2, 1),
261
revisions_2[3]:(4, 2),
262
revisions[0]:(5, 3) }
263
ancestors_list = find_present_ancestors(revisions[3], sources)
264
self.assertEquals(len(expected_ancestors_list), len(ancestors_list))
265
for key, value in expected_ancestors_list.iteritems():
266
self.assertEqual(ancestors_list[key], value,
267
"key %r, %r != %r" % (key, ancestors_list[key],
269
self.assertEqual(common_ancestor(revisions[0], revisions[0], sources),
271
self.assertEqual(common_ancestor(revisions[1], revisions[2], sources),
273
self.assertEqual(common_ancestor(revisions[1], revisions[1], sources),
275
self.assertEqual(common_ancestor(revisions[2], revisions_2[4], sources),
277
self.assertEqual(common_ancestor(revisions[3], revisions_2[4], sources),
279
self.assertEqual(common_ancestor(revisions[4], revisions_2[5], sources),
281
self.assertEqual(common_ancestor(revisions[5], revisions_2[6], sources),
282
revisions[4]) # revisions_2[5] is equally valid
283
self.assertEqual(common_ancestor(revisions_2[6], revisions[5], sources),
284
revisions[4]) # revisions_2[5] is equally valid
286
def test_combined(self):
288
Ensure it's not order-sensitive
290
br1, br2 = make_branches(self)
291
source = MultipleRevisionSources(br1, br2)
292
combined_1 = combined_graph(br1.last_revision(),
293
br2.last_revision(), source)
294
combined_2 = combined_graph(br2.last_revision(),
295
br1.last_revision(), source)
296
self.assertEquals(combined_1[1], combined_2[1])
297
self.assertEquals(combined_1[2], combined_2[2])
298
self.assertEquals(combined_1[3], combined_2[3])
299
self.assertEquals(combined_1, combined_2)