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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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  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
 
 
180
 
        tree1 = self.make_branch_and_tree('tree1')
181
 
        self.build_tree_contents([('tree1/a', 'first\n')])
182
 
        tree1.add(['a'], ['a-id'])
183
 
        tree1.commit('a', rev_id='rev-1',
184
 
                     committer="joe@foo.com",
185
 
                     timestamp=1166046000.00, timezone=0)
186
 
 
187
 
        tree2 = tree1.bzrdir.sprout('tree2').open_workingtree()
188
 
 
189
 
        self.build_tree_contents([('tree1/a', 'first\nsecond\n')])
190
 
        tree1.commit('b', rev_id='rev-2',
191
 
                     committer='joe@foo.com',
192
 
                     timestamp=1166046001.00, timezone=0)
193
 
 
194
 
        self.build_tree_contents([('tree2/a', 'first\nthird\n')])
195
 
        tree2.commit('c', rev_id='rev-1_1_1',
196
 
                     committer="barry@foo.com",
197
 
                     timestamp=1166046002.00, timezone=0)
198
 
 
199
 
        num_conflicts = tree1.merge_from_branch(tree2.branch)
200
 
        self.assertEqual(1, num_conflicts)
201
 
 
202
 
        self.build_tree_contents([('tree1/a',
203
 
                                 'first\nsecond\nthird\n')])
204
 
        tree1.set_conflicts(conflicts.ConflictList())
205
 
        tree1.commit('merge 2', rev_id='rev-3',
206
 
                     committer='sal@foo.com',
207
 
                     timestamp=1166046003.00, timezone=0)
208
 
        tree1.lock_read()
209
 
        self.addCleanup(tree1.unlock)
210
 
        return tree1, tree2
211
 
 
212
 
    def create_deeply_merged_trees(self):
213
 
        """Create some trees with a more complex merge history.
214
 
 
215
 
        rev-1 --+
216
 
         |      |
217
 
        rev-2  rev-1_1_1 --+
218
 
         |      |          |
219
 
         +------+          |
220
 
         |      |          |
221
 
        rev-3  rev-1_1_2  rev-1_2_1 ------+
222
 
         |      |          |              |
223
 
         +------+          |              |
224
 
         |                 |              |
225
 
        rev-4             rev-1_2_2  rev-1_3_1
226
 
         |                 |              |
227
 
         +-----------------+              |
228
 
         |                                |
229
 
        rev-5                             |
230
 
         |                                |
231
 
         +--------------------------------+
232
 
         |
233
 
        rev-6
234
 
        """
235
 
        tree1, tree2 = self.create_merged_trees()
236
 
        tree1.unlock()
237
 
 
238
 
        tree3 = tree2.bzrdir.sprout('tree3').open_workingtree()
239
 
 
240
 
        tree2.commit('noop', rev_id='rev-1_1_2')
241
 
        self.assertEqual(0, tree1.merge_from_branch(tree2.branch))
242
 
        tree1.commit('noop merge', rev_id='rev-4')
243
 
 
244
 
        self.build_tree_contents([('tree3/a', 'first\nthird\nfourth\n')])
245
 
        tree3.commit('four', rev_id='rev-1_2_1',
246
 
                     committer='jerry@foo.com',
247
 
                     timestamp=1166046003.00, timezone=0)
248
 
 
249
 
        tree4 = tree3.bzrdir.sprout('tree4').open_workingtree()
250
 
 
251
 
        tree3.commit('noop', rev_id='rev-1_2_2',
252
 
                     committer='jerry@foo.com',
253
 
                     timestamp=1166046004.00, timezone=0)
254
 
        self.assertEqual(0, tree1.merge_from_branch(tree3.branch))
255
 
        tree1.commit('merge four', rev_id='rev-5')
256
 
 
257
 
        self.build_tree_contents([('tree4/a',
258
 
                                   'first\nthird\nfourth\nfifth\nsixth\n')])
259
 
        tree4.commit('five and six', rev_id='rev-1_3_1',
260
 
                     committer='george@foo.com',
261
 
                     timestamp=1166046005.00, timezone=0)
262
 
        self.assertEqual(0, tree1.merge_from_branch(tree4.branch))
263
 
        tree1.commit('merge five and six', rev_id='rev-6')
264
 
        tree1.lock_read()
265
 
        return tree1
266
 
 
267
 
    def create_duplicate_lines_tree(self):
268
 
        tree1 = self.make_branch_and_tree('tree1')
269
 
        base_text = ''.join(l for r, l in duplicate_base)
270
 
        a_text = ''.join(l for r, l in duplicate_A)
271
 
        b_text = ''.join(l for r, l in duplicate_B)
272
 
        c_text = ''.join(l for r, l in duplicate_C)
273
 
        d_text = ''.join(l for r, l in duplicate_D)
274
 
        e_text = ''.join(l for r, l in duplicate_E)
275
 
        self.build_tree_contents([('tree1/file', base_text)])
276
 
        tree1.add(['file'], ['file-id'])
277
 
        tree1.commit('base', rev_id='rev-base')
278
 
        tree2 = tree1.bzrdir.sprout('tree2').open_workingtree()
279
 
 
280
 
        self.build_tree_contents([('tree1/file', a_text),
281
 
                                  ('tree2/file', b_text)])
282
 
        tree1.commit('A', rev_id='rev-A')
283
 
        tree2.commit('B', rev_id='rev-B')
284
 
 
285
 
        tree2.merge_from_branch(tree1.branch)
286
 
        conflicts.resolve(tree2, None) # Resolve the conflicts
287
 
        self.build_tree_contents([('tree2/file', d_text)])
288
 
        tree2.commit('D', rev_id='rev-D')
289
 
 
290
 
        self.build_tree_contents([('tree1/file', c_text)])
291
 
        tree1.commit('C', rev_id='rev-C')
292
 
 
293
 
        tree1.merge_from_branch(tree2.branch)
294
 
        conflicts.resolve(tree1, None) # Resolve the conflicts
295
 
        self.build_tree_contents([('tree1/file', e_text)])
296
 
        tree1.commit('E', rev_id='rev-E')
297
 
        return tree1
298
 
 
299
 
    def assertRepoAnnotate(self, expected, repo, file_id, revision_id):
300
 
        """Assert that the revision is properly annotated."""
301
 
        actual = list(repo.revision_tree(revision_id).annotate_iter(file_id))
302
 
        if actual != expected:
303
 
            # Create an easier to understand diff when the lines don't actually
304
 
            # match
305
 
            self.assertEqualDiff(''.join('\t'.join(l) for l in expected),
306
 
                                 ''.join('\t'.join(l) for l in actual))
307
 
 
308
 
    def test_annotate_duplicate_lines(self):
309
 
        # XXX: Should this be a per_repository test?
310
 
        tree1 = self.create_duplicate_lines_tree()
311
 
        repo = tree1.branch.repository
312
 
        repo.lock_read()
313
 
        self.addCleanup(repo.unlock)
314
 
        self.assertRepoAnnotate(duplicate_base, repo, 'file-id', 'rev-base')
315
 
        self.assertRepoAnnotate(duplicate_A, repo, 'file-id', 'rev-A')
316
 
        self.assertRepoAnnotate(duplicate_B, repo, 'file-id', 'rev-B')
317
 
        self.assertRepoAnnotate(duplicate_C, repo, 'file-id', 'rev-C')
318
 
        self.assertRepoAnnotate(duplicate_D, repo, 'file-id', 'rev-D')
319
 
        self.assertRepoAnnotate(duplicate_E, repo, 'file-id', 'rev-E')
320
 
 
321
 
    def test_annotate_shows_dotted_revnos(self):
322
 
        tree1, tree2 = self.create_merged_trees()
323
 
 
324
 
        sio = StringIO()
325
 
        annotate.annotate_file(tree1.branch, 'rev-3', 'a-id',
326
 
                               to_file=sio)
327
 
        self.assertEqualDiff('1     joe@foo | first\n'
328
 
                             '2     joe@foo | second\n'
329
 
                             '1.1.1 barry@f | third\n',
330
 
                             sio.getvalue())
331
 
 
332
 
    def test_annotate_limits_dotted_revnos(self):
333
 
        """Annotate should limit dotted revnos to a depth of 12"""
334
 
        tree1 = self.create_deeply_merged_trees()
335
 
 
336
 
        sio = StringIO()
337
 
        annotate.annotate_file(tree1.branch, 'rev-6', 'a-id',
338
 
                               to_file=sio, verbose=False, full=False)
339
 
        self.assertEqualDiff('1     joe@foo | first\n'
340
 
                             '2     joe@foo | second\n'
341
 
                             '1.1.1 barry@f | third\n'
342
 
                             '1.2.1 jerry@f | fourth\n'
343
 
                             '1.3.1 george@ | fifth\n'
344
 
                             '              | sixth\n',
345
 
                             sio.getvalue())
346
 
 
347
 
        sio = StringIO()
348
 
        annotate.annotate_file(tree1.branch, 'rev-6', 'a-id',
349
 
                               to_file=sio, verbose=False, full=True)
350
 
        self.assertEqualDiff('1     joe@foo | first\n'
351
 
                             '2     joe@foo | second\n'
352
 
                             '1.1.1 barry@f | third\n'
353
 
                             '1.2.1 jerry@f | fourth\n'
354
 
                             '1.3.1 george@ | fifth\n'
355
 
                             '1.3.1 george@ | sixth\n',
356
 
                             sio.getvalue())
357
 
 
358
 
        # verbose=True shows everything, the full revno, user id, and date
359
 
        sio = StringIO()
360
 
        annotate.annotate_file(tree1.branch, 'rev-6', 'a-id',
361
 
                               to_file=sio, verbose=True, full=False)
362
 
        self.assertEqualDiff('1     joe@foo.com    20061213 | first\n'
363
 
                             '2     joe@foo.com    20061213 | second\n'
364
 
                             '1.1.1 barry@foo.com  20061213 | third\n'
365
 
                             '1.2.1 jerry@foo.com  20061213 | fourth\n'
366
 
                             '1.3.1 george@foo.com 20061213 | fifth\n'
367
 
                             '                              | sixth\n',
368
 
                             sio.getvalue())
369
 
 
370
 
        sio = StringIO()
371
 
        annotate.annotate_file(tree1.branch, 'rev-6', 'a-id',
372
 
                               to_file=sio, verbose=True, full=True)
373
 
        self.assertEqualDiff('1     joe@foo.com    20061213 | first\n'
374
 
                             '2     joe@foo.com    20061213 | second\n'
375
 
                             '1.1.1 barry@foo.com  20061213 | third\n'
376
 
                             '1.2.1 jerry@foo.com  20061213 | fourth\n'
377
 
                             '1.3.1 george@foo.com 20061213 | fifth\n'
378
 
                             '1.3.1 george@foo.com 20061213 | sixth\n',
379
 
                             sio.getvalue())
380
 
 
381
 
    def test_annotate_uses_branch_context(self):
382
 
        """Dotted revnos should use the Branch context.
383
 
 
384
 
        When annotating a non-mainline revision, the annotation should still
385
 
        use dotted revnos from the mainline.
386
 
        """
387
 
        tree1 = self.create_deeply_merged_trees()
388
 
 
389
 
        sio = StringIO()
390
 
        annotate.annotate_file(tree1.branch, 'rev-1_3_1', 'a-id',
391
 
                               to_file=sio, verbose=False, full=False)
392
 
        self.assertEqualDiff('1     joe@foo | first\n'
393
 
                             '1.1.1 barry@f | third\n'
394
 
                             '1.2.1 jerry@f | fourth\n'
395
 
                             '1.3.1 george@ | fifth\n'
396
 
                             '              | sixth\n',
397
 
                             sio.getvalue())
398
 
 
399
 
    def test_annotate_show_ids(self):
400
 
        tree1 = self.create_deeply_merged_trees()
401
 
 
402
 
        sio = StringIO()
403
 
        annotate.annotate_file(tree1.branch, 'rev-6', 'a-id',
404
 
                               to_file=sio, show_ids=True, full=False)
405
 
 
406
 
        # It looks better with real revision ids :)
407
 
        self.assertEqualDiff('    rev-1 | first\n'
408
 
                             '    rev-2 | second\n'
409
 
                             'rev-1_1_1 | third\n'
410
 
                             'rev-1_2_1 | fourth\n'
411
 
                             'rev-1_3_1 | fifth\n'
412
 
                             '          | sixth\n',
413
 
                             sio.getvalue())
414
 
 
415
 
        sio = StringIO()
416
 
        annotate.annotate_file(tree1.branch, 'rev-6', 'a-id',
417
 
                               to_file=sio, show_ids=True, full=True)
418
 
 
419
 
        self.assertEqualDiff('    rev-1 | first\n'
420
 
                             '    rev-2 | second\n'
421
 
                             'rev-1_1_1 | third\n'
422
 
                             'rev-1_2_1 | fourth\n'
423
 
                             'rev-1_3_1 | fifth\n'
424
 
                             'rev-1_3_1 | sixth\n',
425
 
                             sio.getvalue())
426
 
 
427
 
    def test_annotate_unicode_author(self):
428
 
        tree1 = self.make_branch_and_tree('tree1')
429
 
 
430
 
        self.build_tree_contents([('tree1/a', 'adi\xc3\xb3s')])
431
 
        tree1.add(['a'], ['a-id'])
432
 
        tree1.commit('a', rev_id='rev-1',
433
 
                     committer=u'Pepe P\xe9rez <pperez@ejemplo.com>',
434
 
                     timestamp=1166046000.00, timezone=0)
435
 
 
436
 
        self.build_tree_contents([('tree1/b', 'bye')])
437
 
        tree1.add(['b'], ['b-id'])
438
 
        tree1.commit('b', rev_id='rev-2',
439
 
                     committer=u'p\xe9rez',
440
 
                     timestamp=1166046000.00, timezone=0)
441
 
 
442
 
        tree1.lock_read()
443
 
        self.addCleanup(tree1.unlock)
444
 
        # this passes if no exception is raised
445
 
        to_file = StringIO()
446
 
        annotate.annotate_file(tree1.branch, 'rev-1', 'a-id', to_file=to_file)
447
 
 
448
 
        sio = StringIO()
449
 
        to_file = codecs.getwriter('ascii')(sio)
450
 
        to_file.encoding = 'ascii' # codecs does not set it
451
 
        annotate.annotate_file(tree1.branch, 'rev-2', 'b-id', to_file=to_file)
452
 
        self.assertEqualDiff('2   p?rez   | bye\n', sio.getvalue())
453
 
 
454
 
        # test now with to_file.encoding = None
455
 
        to_file = tests.StringIOWrapper()
456
 
        to_file.encoding = None
457
 
        annotate.annotate_file(tree1.branch, 'rev-2', 'b-id', to_file=to_file)
458
 
        self.assertContainsRe('2   p.rez   | bye\n', to_file.getvalue())
459
 
 
460
 
        # and when it does not exist
461
 
        to_file = StringIO()
462
 
        annotate.annotate_file(tree1.branch, 'rev-2', 'b-id', to_file=to_file)
463
 
        self.assertContainsRe('2   p.rez   | bye\n', to_file.getvalue())
464
 
 
465
 
    def test_annotate_author_or_committer(self):
466
 
        tree1 = self.make_branch_and_tree('tree1')
467
 
 
468
 
        self.build_tree_contents([('tree1/a', 'hello')])
469
 
        tree1.add(['a'], ['a-id'])
470
 
        tree1.commit('a', rev_id='rev-1',
471
 
                     committer='Committer <committer@example.com>',
472
 
                     timestamp=1166046000.00, timezone=0)
473
 
 
474
 
        self.build_tree_contents([('tree1/b', 'bye')])
475
 
        tree1.add(['b'], ['b-id'])
476
 
        tree1.commit('b', rev_id='rev-2',
477
 
                     committer='Committer <committer@example.com>',
478
 
                     author='Author <author@example.com>',
479
 
                     timestamp=1166046000.00, timezone=0)
480
 
 
481
 
        tree1.lock_read()
482
 
        self.addCleanup(tree1.unlock)
483
 
        to_file = StringIO()
484
 
        annotate.annotate_file(tree1.branch, 'rev-1', 'a-id', to_file=to_file)
485
 
        self.assertEqual('1   committ | hello\n', to_file.getvalue())
486
 
 
487
 
        to_file = StringIO()
488
 
        annotate.annotate_file(tree1.branch, 'rev-2', 'b-id', to_file=to_file)
489
 
        self.assertEqual('2   author@ | bye\n', to_file.getvalue())
490
 
 
491
 
 
492
 
class TestReannotate(tests.TestCase):
493
 
 
494
 
    def annotateEqual(self, expected, parents, newlines, revision_id,
495
 
                      blocks=None):
496
 
        annotate_list = list(annotate.reannotate(parents, newlines,
497
 
                             revision_id, blocks))
498
 
        self.assertEqual(len(expected), len(annotate_list))
499
 
        for e, a in zip(expected, annotate_list):
500
 
            self.assertEqual(e, a)
501
 
 
502
 
    def test_reannotate(self):
503
 
        self.annotateEqual(parent_1, [parent_1], new_1, 'blahblah')
504
 
        self.annotateEqual(expected_2_1, [parent_2], new_1, 'blahblah')
505
 
        self.annotateEqual(expected_1_2_2, [parent_1, parent_2], new_2, 
506
 
                           'blahblah')
507
 
 
508
 
    def test_reannotate_no_parents(self):
509
 
        self.annotateEqual(expected_1, [], new_1, 'blahblah')
510
 
 
511
 
    def test_reannotate_left_matching_blocks(self):
512
 
        """Ensure that left_matching_blocks has an impact.
513
 
 
514
 
        In this case, the annotation is ambiguous, so the hint isn't actually
515
 
        lying.
516
 
        """
517
 
        parent = [('rev1', 'a\n')]
518
 
        new_text = ['a\n', 'a\n']
519
 
        blocks = [(0, 0, 1), (1, 2, 0)]
520
 
        self.annotateEqual([('rev1', 'a\n'), ('rev2', 'a\n')], [parent],
521
 
                           new_text, 'rev2', blocks)
522
 
        blocks = [(0, 1, 1), (1, 2, 0)]
523
 
        self.annotateEqual([('rev2', 'a\n'), ('rev1', 'a\n')], [parent],
524
 
                           new_text, 'rev2', blocks)