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Viewing changes to bzrlib/tests/test_revisionspec.py

  • Committer: John Arbash Meinel
  • Author(s): Mark Hammond
  • Date: 2008-09-09 17:02:21 UTC
  • mto: This revision was merged to the branch mainline in revision 3697.
  • Revision ID: john@arbash-meinel.com-20080909170221-svim3jw2mrz0amp3
An updated transparent icon for bzr.

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1
# Copyright (C) 2004, 2005, 2006, 2007 Canonical Ltd
 
2
#
 
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.
 
7
#
 
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.
 
12
#
 
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
 
16
 
 
17
import datetime
 
18
import os
 
19
import time
 
20
 
 
21
from bzrlib import (
 
22
    branch,
 
23
    bzrdir,
 
24
    errors,
 
25
    repository,
 
26
    )
 
27
from bzrlib.tests import TestCase, TestCaseWithTransport
 
28
from bzrlib.revisionspec import (
 
29
    RevisionSpec,
 
30
    RevisionSpec_revno,
 
31
    RevisionSpec_tag,
 
32
    )
 
33
 
 
34
 
 
35
def spec_in_history(spec, branch):
 
36
    """A simple helper to change a revision spec into a branch search"""
 
37
    return RevisionSpec.from_string(spec).in_history(branch)
 
38
 
 
39
 
 
40
# Basic class, which just creates a really basic set of revisions
 
41
class TestRevisionSpec(TestCaseWithTransport):
 
42
 
 
43
    def setUp(self):
 
44
        super(TestRevisionSpec, self).setUp()
 
45
        # this sets up a revision graph:
 
46
        # r1: []             1
 
47
        # alt_r2: [r1]       1.1.1
 
48
        # r2: [r1, alt_r2]   2
 
49
 
 
50
        self.tree = self.make_branch_and_tree('tree')
 
51
        self.build_tree(['tree/a'])
 
52
        self.tree.lock_write()
 
53
        self.addCleanup(self.tree.unlock)
 
54
        self.tree.add(['a'])
 
55
        self.tree.commit('a', rev_id='r1')
 
56
 
 
57
        self.tree2 = self.tree.bzrdir.sprout('tree2').open_workingtree()
 
58
        self.tree2.commit('alt', rev_id='alt_r2')
 
59
 
 
60
        self.tree.merge_from_branch(self.tree2.branch)
 
61
        self.tree.commit('second', rev_id='r2')
 
62
 
 
63
    def get_in_history(self, revision_spec):
 
64
        return spec_in_history(revision_spec, self.tree.branch)
 
65
 
 
66
    def assertInHistoryIs(self, exp_revno, exp_revision_id, revision_spec):
 
67
        rev_info = self.get_in_history(revision_spec)
 
68
        self.assertEqual(exp_revno, rev_info.revno,
 
69
                         'Revision spec: %r returned wrong revno: %r != %r'
 
70
                         % (revision_spec, exp_revno, rev_info.revno))
 
71
        self.assertEqual(exp_revision_id, rev_info.rev_id,
 
72
                         'Revision spec: %r returned wrong revision id:'
 
73
                         ' %r != %r'
 
74
                         % (revision_spec, exp_revision_id, rev_info.rev_id))
 
75
 
 
76
    def assertInvalid(self, revision_spec, extra='',
 
77
                      invalid_as_revision_id=True):
 
78
        try:
 
79
            self.get_in_history(revision_spec)
 
80
        except errors.InvalidRevisionSpec, e:
 
81
            self.assertEqual(revision_spec, e.spec)
 
82
            self.assertEqual(extra, e.extra)
 
83
        else:
 
84
            self.fail('Expected InvalidRevisionSpec to be raised for'
 
85
                      ' %r.in_history' % (revision_spec,))
 
86
        if invalid_as_revision_id:
 
87
            try:
 
88
                spec = RevisionSpec.from_string(revision_spec)
 
89
                spec.as_revision_id(self.tree.branch)
 
90
            except errors.InvalidRevisionSpec, e:
 
91
                self.assertEqual(revision_spec, e.spec)
 
92
                self.assertEqual(extra, e.extra)
 
93
            else:
 
94
                self.fail('Expected InvalidRevisionSpec to be raised for'
 
95
                          ' %r.as_revision_id' % (revision_spec,))
 
96
 
 
97
    def assertAsRevisionId(self, revision_id, revision_spec):
 
98
        """Calling as_revision_id() should return the specified id."""
 
99
        spec = RevisionSpec.from_string(revision_spec)
 
100
        self.assertEqual(revision_id,
 
101
                         spec.as_revision_id(self.tree.branch))
 
102
 
 
103
 
 
104
class RevisionSpecMatchOnTrap(RevisionSpec):
 
105
 
 
106
    def _match_on(self, branch, revs):
 
107
        self.last_call = (branch, revs)
 
108
        return super(RevisionSpecMatchOnTrap, self)._match_on(branch, revs)
 
109
 
 
110
 
 
111
class TestRevisionSpecBase(TestRevisionSpec):
 
112
 
 
113
    def test_wants_revision_history(self):
 
114
        # If wants_revision_history = True, then _match_on should get the
 
115
        # branch revision history
 
116
        spec = RevisionSpecMatchOnTrap('foo', _internal=True)
 
117
        spec.in_history(self.tree.branch)
 
118
 
 
119
        self.assertEqual((self.tree.branch, ['r1' ,'r2']),
 
120
                         spec.last_call)
 
121
 
 
122
    def test_wants_no_revision_history(self):
 
123
        # If wants_revision_history = False, then _match_on should get None for
 
124
        # the branch revision history
 
125
        spec = RevisionSpecMatchOnTrap('foo', _internal=True)
 
126
        spec.wants_revision_history = False
 
127
        spec.in_history(self.tree.branch)
 
128
 
 
129
        self.assertEqual((self.tree.branch, None), spec.last_call)
 
130
 
 
131
 
 
132
 
 
133
class TestOddRevisionSpec(TestRevisionSpec):
 
134
    """Test things that aren't normally thought of as revision specs"""
 
135
 
 
136
    def test_none(self):
 
137
        self.assertInHistoryIs(None, None, None)
 
138
 
 
139
    def test_object(self):
 
140
        self.assertRaises(TypeError, RevisionSpec.from_string, object())
 
141
 
 
142
    def test_unregistered_spec(self):
 
143
        self.assertRaises(errors.NoSuchRevisionSpec,
 
144
                          RevisionSpec.from_string, 'foo')
 
145
        self.assertRaises(errors.NoSuchRevisionSpec,
 
146
                          RevisionSpec.from_string, '123a')
 
147
 
 
148
 
 
149
 
 
150
class TestRevnoFromString(TestCase):
 
151
 
 
152
    def test_from_string_dotted_decimal(self):
 
153
        self.assertRaises(errors.NoSuchRevisionSpec, RevisionSpec.from_string, '-1.1')
 
154
        self.assertRaises(errors.NoSuchRevisionSpec, RevisionSpec.from_string, '.1')
 
155
        self.assertRaises(errors.NoSuchRevisionSpec, RevisionSpec.from_string, '1..1')
 
156
        self.assertRaises(errors.NoSuchRevisionSpec, RevisionSpec.from_string, '1.2..1')
 
157
        self.assertRaises(errors.NoSuchRevisionSpec, RevisionSpec.from_string, '1.')
 
158
        self.assertIsInstance(RevisionSpec.from_string('1.1'), RevisionSpec_revno)
 
159
        self.assertIsInstance(RevisionSpec.from_string('1.1.3'), RevisionSpec_revno)
 
160
 
 
161
 
 
162
class TestRevisionSpec_revno(TestRevisionSpec):
 
163
 
 
164
    def test_positive_int(self):
 
165
        self.assertInHistoryIs(0, 'null:', '0')
 
166
        self.assertInHistoryIs(1, 'r1', '1')
 
167
        self.assertInHistoryIs(2, 'r2', '2')
 
168
        self.assertInvalid('3')
 
169
 
 
170
    def test_dotted_decimal(self):
 
171
        self.assertInHistoryIs(None, 'alt_r2', '1.1.1')
 
172
 
 
173
    def test_negative_int(self):
 
174
        self.assertInHistoryIs(2, 'r2', '-1')
 
175
        self.assertInHistoryIs(1, 'r1', '-2')
 
176
 
 
177
        self.assertInHistoryIs(1, 'r1', '-3')
 
178
        self.assertInHistoryIs(1, 'r1', '-4')
 
179
        self.assertInHistoryIs(1, 'r1', '-100')
 
180
 
 
181
    def test_positive(self):
 
182
        self.assertInHistoryIs(0, 'null:', 'revno:0')
 
183
        self.assertInHistoryIs(1, 'r1', 'revno:1')
 
184
        self.assertInHistoryIs(2, 'r2', 'revno:2')
 
185
 
 
186
        self.assertInvalid('revno:3')
 
187
 
 
188
    def test_negative(self):
 
189
        self.assertInHistoryIs(2, 'r2', 'revno:-1')
 
190
        self.assertInHistoryIs(1, 'r1', 'revno:-2')
 
191
 
 
192
        self.assertInHistoryIs(1, 'r1', 'revno:-3')
 
193
        self.assertInHistoryIs(1, 'r1', 'revno:-4')
 
194
 
 
195
    def test_invalid_number(self):
 
196
        # Get the right exception text
 
197
        try:
 
198
            int('X')
 
199
        except ValueError, e:
 
200
            pass
 
201
        self.assertInvalid('revno:X', extra='\n' + str(e))
 
202
 
 
203
    def test_missing_number_and_branch(self):
 
204
        self.assertInvalid('revno::',
 
205
                           extra='\ncannot have an empty revno and no branch')
 
206
 
 
207
    def test_invalid_number_with_branch(self):
 
208
        try:
 
209
            int('X')
 
210
        except ValueError, e:
 
211
            pass
 
212
        self.assertInvalid('revno:X:tree2', extra='\n' + str(e))
 
213
 
 
214
    def test_non_exact_branch(self):
 
215
        # It seems better to require an exact path to the branch
 
216
        # Branch.open() rather than using Branch.open_containing()
 
217
        spec = RevisionSpec.from_string('revno:2:tree2/a')
 
218
        self.assertRaises(errors.NotBranchError,
 
219
                          spec.in_history, self.tree.branch)
 
220
 
 
221
    def test_with_branch(self):
 
222
        # Passing a URL overrides the supplied branch path
 
223
        revinfo = self.get_in_history('revno:2:tree2')
 
224
        self.assertNotEqual(self.tree.branch.base, revinfo.branch.base)
 
225
        self.assertEqual(self.tree2.branch.base, revinfo.branch.base)
 
226
        self.assertEqual(2, revinfo.revno)
 
227
        self.assertEqual('alt_r2', revinfo.rev_id)
 
228
 
 
229
    def test_int_with_branch(self):
 
230
        revinfo = self.get_in_history('2:tree2')
 
231
        self.assertNotEqual(self.tree.branch.base, revinfo.branch.base)
 
232
        self.assertEqual(self.tree2.branch.base, revinfo.branch.base)
 
233
        self.assertEqual(2, revinfo.revno)
 
234
        self.assertEqual('alt_r2', revinfo.rev_id)
 
235
 
 
236
    def test_with_url(self):
 
237
        url = self.get_url() + '/tree2'
 
238
        revinfo = self.get_in_history('revno:2:%s' % (url,))
 
239
        self.assertNotEqual(self.tree.branch.base, revinfo.branch.base)
 
240
        self.assertEqual(self.tree2.branch.base, revinfo.branch.base)
 
241
        self.assertEqual(2, revinfo.revno)
 
242
        self.assertEqual('alt_r2', revinfo.rev_id)
 
243
 
 
244
    def test_negative_with_url(self):
 
245
        url = self.get_url() + '/tree2'
 
246
        revinfo = self.get_in_history('revno:-1:%s' % (url,))
 
247
        self.assertNotEqual(self.tree.branch.base, revinfo.branch.base)
 
248
        self.assertEqual(self.tree2.branch.base, revinfo.branch.base)
 
249
        self.assertEqual(2, revinfo.revno)
 
250
        self.assertEqual('alt_r2', revinfo.rev_id)
 
251
 
 
252
    def test_different_history_lengths(self):
 
253
        # Make sure we use the revisions and offsets in the supplied branch
 
254
        # not the ones in the original branch.
 
255
        self.tree2.commit('three', rev_id='r3')
 
256
        self.assertInHistoryIs(3, 'r3', 'revno:3:tree2')
 
257
        self.assertInHistoryIs(3, 'r3', 'revno:-1:tree2')
 
258
 
 
259
    def test_invalid_branch(self):
 
260
        self.assertRaises(errors.NotBranchError,
 
261
                          self.get_in_history, 'revno:-1:tree3')
 
262
 
 
263
    def test_invalid_revno_in_branch(self):
 
264
        self.tree.commit('three', rev_id='r3')
 
265
        self.assertInvalid('revno:3:tree2')
 
266
 
 
267
    def test_revno_n_path(self):
 
268
        """Old revno:N:path tests"""
 
269
        wta = self.make_branch_and_tree('a')
 
270
        ba = wta.branch
 
271
        
 
272
        wta.commit('Commit one', rev_id='a@r-0-1')
 
273
        wta.commit('Commit two', rev_id='a@r-0-2')
 
274
        wta.commit('Commit three', rev_id='a@r-0-3')
 
275
 
 
276
        wtb = self.make_branch_and_tree('b')
 
277
        bb = wtb.branch
 
278
 
 
279
        wtb.commit('Commit one', rev_id='b@r-0-1')
 
280
        wtb.commit('Commit two', rev_id='b@r-0-2')
 
281
        wtb.commit('Commit three', rev_id='b@r-0-3')
 
282
 
 
283
 
 
284
        self.assertEqual((1, 'a@r-0-1'),
 
285
                         spec_in_history('revno:1:a/', ba))
 
286
        # The argument of in_history should be ignored since it is
 
287
        # redundant with the path in the spec.
 
288
        self.assertEqual((1, 'a@r-0-1'),
 
289
                         spec_in_history('revno:1:a/', None))
 
290
        self.assertEqual((1, 'a@r-0-1'),
 
291
                         spec_in_history('revno:1:a/', bb))
 
292
        self.assertEqual((2, 'b@r-0-2'),
 
293
                         spec_in_history('revno:2:b/', None))
 
294
 
 
295
    def test_as_revision_id(self):
 
296
        self.assertAsRevisionId('null:', '0')
 
297
        self.assertAsRevisionId('r1', '1')
 
298
        self.assertAsRevisionId('r2', '2')
 
299
        self.assertAsRevisionId('r1', '-2')
 
300
        self.assertAsRevisionId('r2', '-1')
 
301
        self.assertAsRevisionId('alt_r2', '1.1.1')
 
302
 
 
303
 
 
304
class TestRevisionSpec_revid(TestRevisionSpec):
 
305
    
 
306
    def test_in_history(self):
 
307
        # We should be able to access revisions that are directly
 
308
        # in the history.
 
309
        self.assertInHistoryIs(1, 'r1', 'revid:r1')
 
310
        self.assertInHistoryIs(2, 'r2', 'revid:r2')
 
311
        
 
312
    def test_missing(self):
 
313
        self.assertInvalid('revid:r3', invalid_as_revision_id=False)
 
314
 
 
315
    def test_merged(self):
 
316
        """We can reach revisions in the ancestry"""
 
317
        self.assertInHistoryIs(None, 'alt_r2', 'revid:alt_r2')
 
318
 
 
319
    def test_not_here(self):
 
320
        self.tree2.commit('alt third', rev_id='alt_r3')
 
321
        # It exists in tree2, but not in tree
 
322
        self.assertInvalid('revid:alt_r3', invalid_as_revision_id=False)
 
323
 
 
324
    def test_in_repository(self):
 
325
        """We can get any revision id in the repository"""
 
326
        # XXX: This may change in the future, but for now, it is true
 
327
        self.tree2.commit('alt third', rev_id='alt_r3')
 
328
        self.tree.branch.repository.fetch(self.tree2.branch.repository,
 
329
                                          revision_id='alt_r3')
 
330
        self.assertInHistoryIs(None, 'alt_r3', 'revid:alt_r3')
 
331
 
 
332
    def test_unicode(self):
 
333
        """We correctly convert a unicode ui string to an encoded revid."""
 
334
        revision_id = u'\N{SNOWMAN}'.encode('utf-8')
 
335
        self.tree.commit('unicode', rev_id=revision_id)
 
336
        self.assertInHistoryIs(3, revision_id, u'revid:\N{SNOWMAN}')
 
337
        self.assertInHistoryIs(3, revision_id, 'revid:' + revision_id)
 
338
 
 
339
    def test_as_revision_id(self):
 
340
        self.assertAsRevisionId('r1', 'revid:r1')
 
341
        self.assertAsRevisionId('r2', 'revid:r2')
 
342
        self.assertAsRevisionId('alt_r2', 'revid:alt_r2')
 
343
 
 
344
 
 
345
class TestRevisionSpec_last(TestRevisionSpec):
 
346
 
 
347
    def test_positive(self):
 
348
        self.assertInHistoryIs(2, 'r2', 'last:1')
 
349
        self.assertInHistoryIs(1, 'r1', 'last:2')
 
350
        self.assertInHistoryIs(0, 'null:', 'last:3')
 
351
 
 
352
    def test_empty(self):
 
353
        self.assertInHistoryIs(2, 'r2', 'last:')
 
354
 
 
355
    def test_negative(self):
 
356
        self.assertInvalid('last:-1',
 
357
                           extra='\nyou must supply a positive value')
 
358
 
 
359
    def test_missing(self):
 
360
        self.assertInvalid('last:4')
 
361
 
 
362
    def test_no_history(self):
 
363
        tree = self.make_branch_and_tree('tree3')
 
364
 
 
365
        self.assertRaises(errors.NoCommits,
 
366
                          spec_in_history, 'last:', tree.branch)
 
367
 
 
368
    def test_not_a_number(self):
 
369
        try:
 
370
            int('Y')
 
371
        except ValueError, e:
 
372
            pass
 
373
        self.assertInvalid('last:Y', extra='\n' + str(e))
 
374
 
 
375
    def test_as_revision_id(self):
 
376
        self.assertAsRevisionId('r2', 'last:1')
 
377
        self.assertAsRevisionId('r1', 'last:2')
 
378
 
 
379
 
 
380
class TestRevisionSpec_before(TestRevisionSpec):
 
381
 
 
382
    def test_int(self):
 
383
        self.assertInHistoryIs(1, 'r1', 'before:2')
 
384
        self.assertInHistoryIs(1, 'r1', 'before:-1')
 
385
 
 
386
    def test_before_one(self):
 
387
        self.assertInHistoryIs(0, 'null:', 'before:1')
 
388
 
 
389
    def test_before_none(self):
 
390
        self.assertInvalid('before:0',
 
391
                           extra='\ncannot go before the null: revision')
 
392
 
 
393
    def test_revid(self):
 
394
        self.assertInHistoryIs(1, 'r1', 'before:revid:r2')
 
395
 
 
396
    def test_last(self):
 
397
        self.assertInHistoryIs(1, 'r1', 'before:last:1')
 
398
 
 
399
    def test_alt_revid(self):
 
400
        # This will grab the left-most ancestor for alternate histories
 
401
        self.assertInHistoryIs(1, 'r1', 'before:revid:alt_r2')
 
402
 
 
403
    def test_alt_no_parents(self):
 
404
        new_tree = self.make_branch_and_tree('new_tree')
 
405
        new_tree.commit('first', rev_id='new_r1')
 
406
        self.tree.branch.repository.fetch(new_tree.branch.repository,
 
407
                                          revision_id='new_r1')
 
408
        self.assertInHistoryIs(0, 'null:', 'before:revid:new_r1')
 
409
 
 
410
    def test_as_revision_id(self):
 
411
        self.assertAsRevisionId('r1', 'before:revid:r2')
 
412
        self.assertAsRevisionId('r1', 'before:2')
 
413
        self.assertAsRevisionId('r1', 'before:1.1.1')
 
414
        self.assertAsRevisionId('r1', 'before:revid:alt_r2')
 
415
 
 
416
 
 
417
class TestRevisionSpec_tag(TestRevisionSpec):
 
418
    
 
419
    def make_branch_and_tree(self, relpath):
 
420
        # override format as the default one may not support tags
 
421
        return TestRevisionSpec.make_branch_and_tree(
 
422
            self, relpath, format='dirstate-tags')
 
423
 
 
424
    def test_from_string_tag(self):
 
425
        spec = RevisionSpec.from_string('tag:bzr-0.14')
 
426
        self.assertIsInstance(spec, RevisionSpec_tag)
 
427
        self.assertEqual(spec.spec, 'bzr-0.14')
 
428
 
 
429
    def test_lookup_tag(self):
 
430
        self.tree.branch.tags.set_tag('bzr-0.14', 'r1')
 
431
        self.assertInHistoryIs(1, 'r1', 'tag:bzr-0.14')
 
432
        self.tree.branch.tags.set_tag('null_rev', 'null:')
 
433
        self.assertInHistoryIs(0, 'null:', 'tag:null_rev')
 
434
 
 
435
    def test_failed_lookup(self):
 
436
        # tags that don't exist give a specific message: arguably we should
 
437
        # just give InvalidRevisionSpec but I think this is more helpful
 
438
        self.assertRaises(errors.NoSuchTag,
 
439
            self.get_in_history,
 
440
            'tag:some-random-tag')
 
441
 
 
442
    def test_as_revision_id(self):
 
443
        self.tree.branch.tags.set_tag('my-tag', 'r2')
 
444
        self.tree.branch.tags.set_tag('null_rev', 'null:')
 
445
        self.assertAsRevisionId('r2', 'tag:my-tag')
 
446
        self.assertAsRevisionId('null:', 'tag:null_rev')
 
447
        self.assertAsRevisionId('r1', 'before:tag:my-tag')
 
448
 
 
449
 
 
450
class TestRevisionSpec_date(TestRevisionSpec):
 
451
 
 
452
    def setUp(self):
 
453
        super(TestRevisionSpec, self).setUp()
 
454
 
 
455
        new_tree = self.make_branch_and_tree('new_tree')
 
456
        new_tree.commit('Commit one', rev_id='new_r1',
 
457
                        timestamp=time.time() - 60*60*24)
 
458
        new_tree.commit('Commit two', rev_id='new_r2')
 
459
        new_tree.commit('Commit three', rev_id='new_r3')
 
460
 
 
461
        self.tree = new_tree
 
462
 
 
463
    def test_tomorrow(self):
 
464
        self.assertInvalid('date:tomorrow')
 
465
 
 
466
    def test_today(self):
 
467
        self.assertInHistoryIs(2, 'new_r2', 'date:today')
 
468
        self.assertInHistoryIs(1, 'new_r1', 'before:date:today')
 
469
 
 
470
    def test_yesterday(self):
 
471
        self.assertInHistoryIs(1, 'new_r1', 'date:yesterday')
 
472
 
 
473
    def test_invalid(self):
 
474
        self.assertInvalid('date:foobar', extra='\ninvalid date')
 
475
        # You must have '-' between year/month/day
 
476
        self.assertInvalid('date:20040404', extra='\ninvalid date')
 
477
        # Need 2 digits for each date piece
 
478
        self.assertInvalid('date:2004-4-4', extra='\ninvalid date')
 
479
 
 
480
    def test_day(self):
 
481
        now = datetime.datetime.now()
 
482
        self.assertInHistoryIs(2, 'new_r2',
 
483
            'date:%04d-%02d-%02d' % (now.year, now.month, now.day))
 
484
 
 
485
    def test_as_revision_id(self):
 
486
        self.assertAsRevisionId('new_r2', 'date:today')
 
487
 
 
488
 
 
489
class TestRevisionSpec_ancestor(TestRevisionSpec):
 
490
    
 
491
    def test_non_exact_branch(self):
 
492
        # It seems better to require an exact path to the branch
 
493
        # Branch.open() rather than using Branch.open_containing()
 
494
        self.assertRaises(errors.NotBranchError,
 
495
                          self.get_in_history, 'ancestor:tree2/a')
 
496
 
 
497
    def test_simple(self):
 
498
        # Common ancestor of trees is 'alt_r2'
 
499
        self.assertInHistoryIs(None, 'alt_r2', 'ancestor:tree2')
 
500
 
 
501
        # Going the other way, we get a valid revno
 
502
        tmp = self.tree
 
503
        self.tree = self.tree2
 
504
        self.tree2 = tmp
 
505
        self.assertInHistoryIs(2, 'alt_r2', 'ancestor:tree')
 
506
 
 
507
    def test_self(self):
 
508
        self.assertInHistoryIs(2, 'r2', 'ancestor:tree')
 
509
 
 
510
    def test_unrelated(self):
 
511
        new_tree = self.make_branch_and_tree('new_tree')
 
512
 
 
513
        new_tree.commit('Commit one', rev_id='new_r1')
 
514
        new_tree.commit('Commit two', rev_id='new_r2')
 
515
        new_tree.commit('Commit three', rev_id='new_r3')
 
516
 
 
517
        # With no common ancestor, we should raise another user error
 
518
        self.assertRaises(errors.NoCommonAncestor,
 
519
                          self.get_in_history, 'ancestor:new_tree')
 
520
 
 
521
    def test_no_commits(self):
 
522
        new_tree = self.make_branch_and_tree('new_tree')
 
523
        self.assertRaises(errors.NoCommits,
 
524
                          spec_in_history, 'ancestor:new_tree',
 
525
                                           self.tree.branch)
 
526
                        
 
527
        self.assertRaises(errors.NoCommits,
 
528
                          spec_in_history, 'ancestor:tree',
 
529
                                           new_tree.branch)
 
530
 
 
531
    def test_as_revision_id(self):
 
532
        self.assertAsRevisionId('alt_r2', 'ancestor:tree2')
 
533
 
 
534
 
 
535
class TestRevisionSpec_branch(TestRevisionSpec):
 
536
    
 
537
    def test_non_exact_branch(self):
 
538
        # It seems better to require an exact path to the branch
 
539
        # Branch.open() rather than using Branch.open_containing()
 
540
        self.assertRaises(errors.NotBranchError,
 
541
                          self.get_in_history, 'branch:tree2/a')
 
542
 
 
543
    def test_simple(self):
 
544
        self.assertInHistoryIs(None, 'alt_r2', 'branch:tree2')
 
545
 
 
546
    def test_self(self):
 
547
        self.assertInHistoryIs(2, 'r2', 'branch:tree')
 
548
 
 
549
    def test_unrelated(self):
 
550
        new_tree = self.make_branch_and_tree('new_tree')
 
551
 
 
552
        new_tree.commit('Commit one', rev_id='new_r1')
 
553
        new_tree.commit('Commit two', rev_id='new_r2')
 
554
        new_tree.commit('Commit three', rev_id='new_r3')
 
555
 
 
556
        self.assertInHistoryIs(None, 'new_r3', 'branch:new_tree')
 
557
 
 
558
        # XXX: Right now, we use fetch() to make sure the remote revisions
 
559
        # have been pulled into the local branch. We may change that
 
560
        # behavior in the future.
 
561
        self.failUnless(self.tree.branch.repository.has_revision('new_r3'))
 
562
 
 
563
    def test_no_commits(self):
 
564
        new_tree = self.make_branch_and_tree('new_tree')
 
565
        self.assertRaises(errors.NoCommits,
 
566
                          self.get_in_history, 'branch:new_tree')
 
567
 
 
568
    def test_as_revision_id(self):
 
569
        self.assertAsRevisionId('alt_r2', 'branch:tree2')
 
570
 
 
571
 
 
572
class TestRevisionSpec_submit(TestRevisionSpec):
 
573
 
 
574
    def test_submit_branch(self):
 
575
        # Common ancestor of trees is 'alt_r2'
 
576
        self.assertRaises(errors.NoSubmitBranch, self.get_in_history,
 
577
                          'submit:')
 
578
        self.tree.branch.set_parent('../tree2')
 
579
        self.assertInHistoryIs(None, 'alt_r2', 'submit:')
 
580
        self.tree.branch.set_parent('bogus')
 
581
        self.assertRaises(errors.NotBranchError, self.get_in_history,
 
582
            'submit:')
 
583
        # submit branch overrides parent branch
 
584
        self.tree.branch.set_submit_branch('tree2')
 
585
        self.assertInHistoryIs(None, 'alt_r2', 'submit:')
 
586
 
 
587
    def test_as_revision_id(self):
 
588
        self.tree.branch.set_submit_branch('tree2')
 
589
        self.assertAsRevisionId('alt_r2', 'branch:tree2')