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Viewing changes to bzrlib/tests/test_annotate.py

  • Committer: mbp at sourcefrog
  • Date: 2005-03-09 04:51:05 UTC
  • Revision ID: mbp@sourcefrog.net-20050309045105-d02cd410a115da2c
import all docs from arch

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# Copyright (C) 2006 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
16
 
 
17
 
"""Whitebox tests for annotate functionality."""
18
 
 
19
 
import codecs
20
 
from cStringIO import StringIO
21
 
 
22
 
from bzrlib import (
23
 
    annotate,
24
 
    conflicts,
25
 
    errors,
26
 
    tests,
27
 
    trace,
28
 
    )
29
 
 
30
 
 
31
 
def annotation(text):
32
 
    return [tuple(l.split(' ', 1)) for l in text.splitlines(True)]
33
 
 
34
 
 
35
 
parent_1 = annotation("""\
36
 
rev1 a
37
 
rev2 b
38
 
rev3 c
39
 
rev4 d
40
 
rev5 e
41
 
""")
42
 
 
43
 
 
44
 
parent_2 = annotation("""\
45
 
rev1 a
46
 
rev3 c
47
 
rev4 d
48
 
rev6 f
49
 
rev7 e
50
 
rev8 h
51
 
""")
52
 
 
53
 
 
54
 
expected_2_1 = annotation("""\
55
 
rev1 a
56
 
blahblah b
57
 
rev3 c
58
 
rev4 d
59
 
rev7 e
60
 
""")
61
 
 
62
 
 
63
 
# a: in both, same value, kept
64
 
# b: in 1, kept
65
 
# c: in both, same value, kept
66
 
# d: in both, same value, kept
67
 
# e: 1 and 2 disagree, so it goes to blahblah
68
 
# f: in 2, but not in new, so ignored
69
 
# g: not in 1 or 2, so it goes to blahblah
70
 
# h: only in parent 2, so 2 gets it
71
 
expected_1_2_2 = annotation("""\
72
 
rev1 a
73
 
rev2 b
74
 
rev3 c
75
 
rev4 d
76
 
blahblah e
77
 
blahblah g
78
 
rev8 h
79
 
""")
80
 
 
81
 
 
82
 
new_1 = """\
83
 
a
84
 
b
85
 
c
86
 
d
87
 
e
88
 
""".splitlines(True)
89
 
 
90
 
expected_1 = annotation("""\
91
 
blahblah a
92
 
blahblah b
93
 
blahblah c
94
 
blahblah d
95
 
blahblah e
96
 
""")
97
 
 
98
 
 
99
 
new_2 = """\
100
 
a
101
 
b
102
 
c
103
 
d
104
 
e
105
 
g
106
 
h
107
 
""".splitlines(True)
108
 
 
109
 
 
110
 
# For the 'duplicate' series, both sides introduce the same change, which then
111
 
# gets merged around. The last-modified should properly reflect this.
112
 
# We always change the fourth line so that the file is properly tracked as
113
 
# being modified in each revision. In reality, this probably would happen over
114
 
# many revisions, and it would be a different line that changes.
115
 
# BASE
116
 
#  |\
117
 
#  A B  # line should be annotated as new for A and B
118
 
#  |\|
119
 
#  C D  # line should 'converge' and say A
120
 
#  |/
121
 
#  E    # D should supersede A and stay as D (not become E because C references
122
 
#         A)
123
 
duplicate_base = annotation("""\
124
 
rev-base first
125
 
rev-base second
126
 
rev-base third
127
 
rev-base fourth-base
128
 
""")
129
 
 
130
 
duplicate_A = annotation("""\
131
 
rev-base first
132
 
rev-A alt-second
133
 
rev-base third
134
 
rev-A fourth-A
135
 
""")
136
 
 
137
 
duplicate_B = annotation("""\
138
 
rev-base first
139
 
rev-B alt-second
140
 
rev-base third
141
 
rev-B fourth-B
142
 
""")
143
 
 
144
 
duplicate_C = annotation("""\
145
 
rev-base first
146
 
rev-A alt-second
147
 
rev-base third
148
 
rev-C fourth-C
149
 
""")
150
 
 
151
 
duplicate_D = annotation("""\
152
 
rev-base first
153
 
rev-A alt-second
154
 
rev-base third
155
 
rev-D fourth-D
156
 
""")
157
 
 
158
 
duplicate_E = annotation("""\
159
 
rev-base first
160
 
rev-A alt-second
161
 
rev-base third
162
 
rev-E fourth-E
163
 
""")
164
 
 
165
 
 
166
 
class TestAnnotate(tests.TestCaseWithTransport):
167
 
 
168
 
    def create_merged_trees(self):
169
 
        """create 2 trees with merges between them.
170
 
 
171
 
        rev-1 --+
172
 
         |      |
173
 
        rev-2  rev-1_1_1
174
 
         |      |
175
 
         +------+
176
 
         |
177
 
        rev-3
178
 
        """
179
 
        builder = self.make_branch_builder('branch')
180
 
        builder.start_series()
181
 
        self.addCleanup(builder.finish_series)
182
 
        builder.build_snapshot('rev-1', None, [
183
 
            ('add', ('', 'root-id', 'directory', None)),
184
 
            ('add', ('a', 'a-id', 'file', 'first\n')),
185
 
            ], timestamp=1166046000.00, timezone=0, committer="joe@foo.com")
186
 
        builder.build_snapshot('rev-2', ['rev-1'], [
187
 
            ('modify', ('a-id', 'first\nsecond\n')),
188
 
            ], timestamp=1166046001.00, timezone=0, committer="joe@foo.com")
189
 
        builder.build_snapshot('rev-1_1_1', ['rev-1'], [
190
 
            ('modify', ('a-id', 'first\nthird\n')),
191
 
            ], timestamp=1166046002.00, timezone=0, committer="barry@foo.com")
192
 
        builder.build_snapshot('rev-3', ['rev-2', 'rev-1_1_1'], [
193
 
            ('modify', ('a-id', 'first\nsecond\nthird\n')),
194
 
            ], timestamp=1166046003.00, timezone=0, committer="sal@foo.com")
195
 
        return builder
196
 
 
197
 
    def create_deeply_merged_trees(self):
198
 
        """Create some trees with a more complex merge history.
199
 
 
200
 
        rev-1 --+
201
 
         |      |
202
 
        rev-2  rev-1_1_1 --+
203
 
         |      |          |
204
 
         +------+          |
205
 
         |      |          |
206
 
        rev-3  rev-1_1_2  rev-1_2_1 ------+
207
 
         |      |          |              |
208
 
         +------+          |              |
209
 
         |                 |              |
210
 
        rev-4             rev-1_2_2  rev-1_3_1
211
 
         |                 |              |
212
 
         +-----------------+              |
213
 
         |                                |
214
 
        rev-5                             |
215
 
         |                                |
216
 
         +--------------------------------+
217
 
         |
218
 
        rev-6
219
 
        """
220
 
        builder = self.create_merged_trees()
221
 
        builder.build_snapshot('rev-1_1_2', ['rev-1_1_1'], [])
222
 
        builder.build_snapshot('rev-4', ['rev-3', 'rev-1_1_2'], [])
223
 
        builder.build_snapshot('rev-1_2_1', ['rev-1_1_1'], [
224
 
            ('modify', ('a-id', 'first\nthird\nfourth\n')),
225
 
            ], timestamp=1166046003.00, timezone=0, committer="jerry@foo.com")
226
 
        builder.build_snapshot('rev-1_2_2', ['rev-1_2_1'], [],
227
 
            timestamp=1166046004.00, timezone=0, committer="jerry@foo.com")
228
 
        builder.build_snapshot('rev-5', ['rev-4', 'rev-1_2_2'], [
229
 
            ('modify', ('a-id', 'first\nsecond\nthird\nfourth\n')),
230
 
            ], timestamp=1166046004.00, timezone=0, committer="jerry@foo.com")
231
 
        builder.build_snapshot('rev-1_3_1', ['rev-1_2_1'], [
232
 
            ('modify', ('a-id', 'first\nthird\nfourth\nfifth\nsixth\n')),
233
 
            ], timestamp=1166046005.00, timezone=0, committer="george@foo.com")
234
 
        builder.build_snapshot('rev-6', ['rev-5', 'rev-1_3_1'], [
235
 
            ('modify', ('a-id',
236
 
                        'first\nsecond\nthird\nfourth\nfifth\nsixth\n')),
237
 
            ])
238
 
        return builder
239
 
 
240
 
    def create_duplicate_lines_tree(self):
241
 
        builder = self.make_branch_builder('branch')
242
 
        builder.start_series()
243
 
        self.addCleanup(builder.finish_series)
244
 
        base_text = ''.join(l for r, l in duplicate_base)
245
 
        a_text = ''.join(l for r, l in duplicate_A)
246
 
        b_text = ''.join(l for r, l in duplicate_B)
247
 
        c_text = ''.join(l for r, l in duplicate_C)
248
 
        d_text = ''.join(l for r, l in duplicate_D)
249
 
        e_text = ''.join(l for r, l in duplicate_E)
250
 
        builder.build_snapshot('rev-base', None, [
251
 
            ('add', ('', 'root-id', 'directory', None)),
252
 
            ('add', ('file', 'file-id', 'file', base_text)),
253
 
            ])
254
 
        builder.build_snapshot('rev-A', ['rev-base'], [
255
 
            ('modify', ('file-id', a_text))])
256
 
        builder.build_snapshot('rev-B', ['rev-base'], [
257
 
            ('modify', ('file-id', b_text))])
258
 
        builder.build_snapshot('rev-C', ['rev-A'], [
259
 
            ('modify', ('file-id', c_text))])
260
 
        builder.build_snapshot('rev-D', ['rev-B', 'rev-A'], [
261
 
            ('modify', ('file-id', d_text))])
262
 
        builder.build_snapshot('rev-E', ['rev-C', 'rev-D'], [
263
 
            ('modify', ('file-id', e_text))])
264
 
        return builder
265
 
 
266
 
    def assertRepoAnnotate(self, expected, repo, file_id, revision_id):
267
 
        """Assert that the revision is properly annotated."""
268
 
        actual = list(repo.revision_tree(revision_id).annotate_iter(file_id))
269
 
        if actual != expected:
270
 
            # Create an easier to understand diff when the lines don't actually
271
 
            # match
272
 
            self.assertEqualDiff(''.join('\t'.join(l) for l in expected),
273
 
                                 ''.join('\t'.join(l) for l in actual))
274
 
 
275
 
    def test_annotate_duplicate_lines(self):
276
 
        # XXX: Should this be a per_repository test?
277
 
        builder = self.create_duplicate_lines_tree()
278
 
        repo = builder.get_branch().repository
279
 
        repo.lock_read()
280
 
        self.addCleanup(repo.unlock)
281
 
        self.assertRepoAnnotate(duplicate_base, repo, 'file-id', 'rev-base')
282
 
        self.assertRepoAnnotate(duplicate_A, repo, 'file-id', 'rev-A')
283
 
        self.assertRepoAnnotate(duplicate_B, repo, 'file-id', 'rev-B')
284
 
        self.assertRepoAnnotate(duplicate_C, repo, 'file-id', 'rev-C')
285
 
        self.assertRepoAnnotate(duplicate_D, repo, 'file-id', 'rev-D')
286
 
        self.assertRepoAnnotate(duplicate_E, repo, 'file-id', 'rev-E')
287
 
 
288
 
    def test_annotate_shows_dotted_revnos(self):
289
 
        builder = self.create_merged_trees()
290
 
 
291
 
        sio = StringIO()
292
 
        annotate.annotate_file(builder.get_branch(), 'rev-3', 'a-id',
293
 
                               to_file=sio)
294
 
        self.assertEqualDiff('1     joe@foo | first\n'
295
 
                             '2     joe@foo | second\n'
296
 
                             '1.1.1 barry@f | third\n',
297
 
                             sio.getvalue())
298
 
 
299
 
    def test_annotate_limits_dotted_revnos(self):
300
 
        """Annotate should limit dotted revnos to a depth of 12"""
301
 
        builder = self.create_deeply_merged_trees()
302
 
 
303
 
        sio = StringIO()
304
 
        annotate.annotate_file(builder.get_branch(), 'rev-6', 'a-id',
305
 
                               to_file=sio, verbose=False, full=False)
306
 
        self.assertEqualDiff('1     joe@foo | first\n'
307
 
                             '2     joe@foo | second\n'
308
 
                             '1.1.1 barry@f | third\n'
309
 
                             '1.2.1 jerry@f | fourth\n'
310
 
                             '1.3.1 george@ | fifth\n'
311
 
                             '              | sixth\n',
312
 
                             sio.getvalue())
313
 
 
314
 
        sio = StringIO()
315
 
        annotate.annotate_file(builder.get_branch(), 'rev-6', 'a-id',
316
 
                               to_file=sio, verbose=False, full=True)
317
 
        self.assertEqualDiff('1     joe@foo | first\n'
318
 
                             '2     joe@foo | second\n'
319
 
                             '1.1.1 barry@f | third\n'
320
 
                             '1.2.1 jerry@f | fourth\n'
321
 
                             '1.3.1 george@ | fifth\n'
322
 
                             '1.3.1 george@ | sixth\n',
323
 
                             sio.getvalue())
324
 
 
325
 
        # verbose=True shows everything, the full revno, user id, and date
326
 
        sio = StringIO()
327
 
        annotate.annotate_file(builder.get_branch(), 'rev-6', 'a-id',
328
 
                               to_file=sio, verbose=True, full=False)
329
 
        self.assertEqualDiff('1     joe@foo.com    20061213 | first\n'
330
 
                             '2     joe@foo.com    20061213 | second\n'
331
 
                             '1.1.1 barry@foo.com  20061213 | third\n'
332
 
                             '1.2.1 jerry@foo.com  20061213 | fourth\n'
333
 
                             '1.3.1 george@foo.com 20061213 | fifth\n'
334
 
                             '                              | sixth\n',
335
 
                             sio.getvalue())
336
 
 
337
 
        sio = StringIO()
338
 
        annotate.annotate_file(builder.get_branch(), 'rev-6', 'a-id',
339
 
                               to_file=sio, verbose=True, full=True)
340
 
        self.assertEqualDiff('1     joe@foo.com    20061213 | first\n'
341
 
                             '2     joe@foo.com    20061213 | second\n'
342
 
                             '1.1.1 barry@foo.com  20061213 | third\n'
343
 
                             '1.2.1 jerry@foo.com  20061213 | fourth\n'
344
 
                             '1.3.1 george@foo.com 20061213 | fifth\n'
345
 
                             '1.3.1 george@foo.com 20061213 | sixth\n',
346
 
                             sio.getvalue())
347
 
 
348
 
    def test_annotate_uses_branch_context(self):
349
 
        """Dotted revnos should use the Branch context.
350
 
 
351
 
        When annotating a non-mainline revision, the annotation should still
352
 
        use dotted revnos from the mainline.
353
 
        """
354
 
        builder = self.create_deeply_merged_trees()
355
 
 
356
 
        sio = StringIO()
357
 
        annotate.annotate_file(builder.get_branch(), 'rev-1_3_1', 'a-id',
358
 
                               to_file=sio, verbose=False, full=False)
359
 
        self.assertEqualDiff('1     joe@foo | first\n'
360
 
                             '1.1.1 barry@f | third\n'
361
 
                             '1.2.1 jerry@f | fourth\n'
362
 
                             '1.3.1 george@ | fifth\n'
363
 
                             '              | sixth\n',
364
 
                             sio.getvalue())
365
 
 
366
 
    def test_annotate_show_ids(self):
367
 
        builder = self.create_deeply_merged_trees()
368
 
 
369
 
        sio = StringIO()
370
 
        annotate.annotate_file(builder.get_branch(), 'rev-6', 'a-id',
371
 
                               to_file=sio, show_ids=True, full=False)
372
 
 
373
 
        # It looks better with real revision ids :)
374
 
        self.assertEqualDiff('    rev-1 | first\n'
375
 
                             '    rev-2 | second\n'
376
 
                             'rev-1_1_1 | third\n'
377
 
                             'rev-1_2_1 | fourth\n'
378
 
                             'rev-1_3_1 | fifth\n'
379
 
                             '          | sixth\n',
380
 
                             sio.getvalue())
381
 
 
382
 
        sio = StringIO()
383
 
        annotate.annotate_file(builder.get_branch(), 'rev-6', 'a-id',
384
 
                               to_file=sio, show_ids=True, full=True)
385
 
 
386
 
        self.assertEqualDiff('    rev-1 | first\n'
387
 
                             '    rev-2 | second\n'
388
 
                             'rev-1_1_1 | third\n'
389
 
                             'rev-1_2_1 | fourth\n'
390
 
                             'rev-1_3_1 | fifth\n'
391
 
                             'rev-1_3_1 | sixth\n',
392
 
                             sio.getvalue())
393
 
 
394
 
    def test_annotate_unicode_author(self):
395
 
        tree1 = self.make_branch_and_tree('tree1')
396
 
 
397
 
        self.build_tree_contents([('tree1/a', 'adi\xc3\xb3s')])
398
 
        tree1.add(['a'], ['a-id'])
399
 
        tree1.commit('a', rev_id='rev-1',
400
 
                     committer=u'Pepe P\xe9rez <pperez@ejemplo.com>',
401
 
                     timestamp=1166046000.00, timezone=0)
402
 
 
403
 
        self.build_tree_contents([('tree1/b', 'bye')])
404
 
        tree1.add(['b'], ['b-id'])
405
 
        tree1.commit('b', rev_id='rev-2',
406
 
                     committer=u'p\xe9rez',
407
 
                     timestamp=1166046000.00, timezone=0)
408
 
 
409
 
        tree1.lock_read()
410
 
        self.addCleanup(tree1.unlock)
411
 
        # this passes if no exception is raised
412
 
        to_file = StringIO()
413
 
        annotate.annotate_file(tree1.branch, 'rev-1', 'a-id', to_file=to_file)
414
 
 
415
 
        sio = StringIO()
416
 
        to_file = codecs.getwriter('ascii')(sio)
417
 
        to_file.encoding = 'ascii' # codecs does not set it
418
 
        annotate.annotate_file(tree1.branch, 'rev-2', 'b-id', to_file=to_file)
419
 
        self.assertEqualDiff('2   p?rez   | bye\n', sio.getvalue())
420
 
 
421
 
        # test now with to_file.encoding = None
422
 
        to_file = tests.StringIOWrapper()
423
 
        to_file.encoding = None
424
 
        annotate.annotate_file(tree1.branch, 'rev-2', 'b-id', to_file=to_file)
425
 
        self.assertContainsRe('2   p.rez   | bye\n', to_file.getvalue())
426
 
 
427
 
        # and when it does not exist
428
 
        to_file = StringIO()
429
 
        annotate.annotate_file(tree1.branch, 'rev-2', 'b-id', to_file=to_file)
430
 
        self.assertContainsRe('2   p.rez   | bye\n', to_file.getvalue())
431
 
 
432
 
    def test_annotate_author_or_committer(self):
433
 
        tree1 = self.make_branch_and_tree('tree1')
434
 
 
435
 
        self.build_tree_contents([('tree1/a', 'hello')])
436
 
        tree1.add(['a'], ['a-id'])
437
 
        tree1.commit('a', rev_id='rev-1',
438
 
                     committer='Committer <committer@example.com>',
439
 
                     timestamp=1166046000.00, timezone=0)
440
 
 
441
 
        self.build_tree_contents([('tree1/b', 'bye')])
442
 
        tree1.add(['b'], ['b-id'])
443
 
        tree1.commit('b', rev_id='rev-2',
444
 
                     committer='Committer <committer@example.com>',
445
 
                     authors=['Author <author@example.com>'],
446
 
                     timestamp=1166046000.00, timezone=0)
447
 
 
448
 
        tree1.lock_read()
449
 
        self.addCleanup(tree1.unlock)
450
 
        to_file = StringIO()
451
 
        annotate.annotate_file(tree1.branch, 'rev-1', 'a-id', to_file=to_file)
452
 
        self.assertEqual('1   committ | hello\n', to_file.getvalue())
453
 
 
454
 
        to_file = StringIO()
455
 
        annotate.annotate_file(tree1.branch, 'rev-2', 'b-id', to_file=to_file)
456
 
        self.assertEqual('2   author@ | bye\n', to_file.getvalue())
457
 
 
458
 
 
459
 
class TestReannotate(tests.TestCase):
460
 
 
461
 
    def annotateEqual(self, expected, parents, newlines, revision_id,
462
 
                      blocks=None):
463
 
        annotate_list = list(annotate.reannotate(parents, newlines,
464
 
                             revision_id, blocks))
465
 
        self.assertEqual(len(expected), len(annotate_list))
466
 
        for e, a in zip(expected, annotate_list):
467
 
            self.assertEqual(e, a)
468
 
 
469
 
    def test_reannotate(self):
470
 
        self.annotateEqual(parent_1, [parent_1], new_1, 'blahblah')
471
 
        self.annotateEqual(expected_2_1, [parent_2], new_1, 'blahblah')
472
 
        self.annotateEqual(expected_1_2_2, [parent_1, parent_2], new_2,
473
 
                           'blahblah')
474
 
 
475
 
    def test_reannotate_no_parents(self):
476
 
        self.annotateEqual(expected_1, [], new_1, 'blahblah')
477
 
 
478
 
    def test_reannotate_left_matching_blocks(self):
479
 
        """Ensure that left_matching_blocks has an impact.
480
 
 
481
 
        In this case, the annotation is ambiguous, so the hint isn't actually
482
 
        lying.
483
 
        """
484
 
        parent = [('rev1', 'a\n')]
485
 
        new_text = ['a\n', 'a\n']
486
 
        blocks = [(0, 0, 1), (1, 2, 0)]
487
 
        self.annotateEqual([('rev1', 'a\n'), ('rev2', 'a\n')], [parent],
488
 
                           new_text, 'rev2', blocks)
489
 
        blocks = [(0, 1, 1), (1, 2, 0)]
490
 
        self.annotateEqual([('rev2', 'a\n'), ('rev1', 'a\n')], [parent],
491
 
                           new_text, 'rev2', blocks)