24
24
from pprint import pformat
29
from bzrlib.osutils import sha_string
30
from bzrlib.tests import TestCase, TestCaseInTempDir
31
from bzrlib.weave import Weave, WeaveFormatError, WeaveError
32
from bzrlib.weavefile import write_weave, read_weave
29
from ..osutils import sha_string
30
from ..sixish import (
33
from . import TestCase, TestCaseInTempDir
34
from ..bzr.weave import Weave, WeaveFormatError, WeaveInvalidChecksum
35
from ..bzr.weavefile import write_weave, read_weave
35
38
# texts for use in testing
36
TEXT_0 = ["Hello world"]
37
TEXT_1 = ["Hello world",
39
TEXT_0 = [b"Hello world"]
40
TEXT_1 = [b"Hello world",
41
44
class TestBase(TestCase):
65
68
class WeaveContains(TestBase):
66
69
"""Weave __contains__ operator"""
68
72
k = Weave(get_scope=lambda:None)
69
self.assertFalse('foo' in k)
70
k.add_lines('foo', [], TEXT_1)
71
self.assertTrue('foo' in k)
73
self.assertFalse(b'foo' in k)
74
k.add_lines(b'foo', [], TEXT_1)
75
self.assertTrue(b'foo' in k)
74
78
class Easy(TestBase):
79
84
class AnnotateOne(TestBase):
82
k.add_lines('text0', [], TEXT_0)
83
self.assertEqual(k.annotate('text0'),
84
[('text0', TEXT_0[0])])
88
k.add_lines(b'text0', [], TEXT_0)
89
self.assertEqual(k.annotate(b'text0'),
90
[(b'text0', TEXT_0[0])])
87
93
class InvalidAdd(TestBase):
88
94
"""Try to use invalid version number during add."""
92
99
self.assertRaises(errors.RevisionNotPresent,
99
106
class RepeatedAdd(TestBase):
102
109
def test_duplicate_add(self):
104
idx = k.add_lines('text0', [], TEXT_0)
105
idx2 = k.add_lines('text0', [], TEXT_0)
111
idx = k.add_lines(b'text0', [], TEXT_0)
112
idx2 = k.add_lines(b'text0', [], TEXT_0)
106
113
self.assertEqual(idx, idx2)
109
116
class InvalidRepeatedAdd(TestBase):
110
118
def runTest(self):
112
k.add_lines('basis', [], TEXT_0)
113
idx = k.add_lines('text0', [], TEXT_0)
120
k.add_lines(b'basis', [], TEXT_0)
121
idx = k.add_lines(b'text0', [], TEXT_0)
114
122
self.assertRaises(errors.RevisionAlreadyPresent,
118
['not the same text'])
126
[b'not the same text'])
119
127
self.assertRaises(errors.RevisionAlreadyPresent,
122
['basis'], # not the right parents
130
[b'basis'], # not the right parents
131
139
def runTest(self):
134
k.add_lines('text0', [], ['line 1'])
135
k.add_lines('text1', ['text0'], ['line 1', 'line 2'])
142
k.add_lines(b'text0', [], [b'line 1'])
143
k.add_lines(b'text1', [b'text0'], [b'line 1', b'line 2'])
137
self.assertEqual(k.annotate('text0'),
138
[('text0', 'line 1')])
145
self.assertEqual(k.annotate(b'text0'),
146
[(b'text0', b'line 1')])
140
148
self.assertEqual(k.get_lines(1),
144
self.assertEqual(k.annotate('text1'),
145
[('text0', 'line 1'),
146
('text1', 'line 2')])
148
k.add_lines('text2', ['text0'], ['line 1', 'diverged line'])
150
self.assertEqual(k.annotate('text2'),
151
[('text0', 'line 1'),
152
('text2', 'diverged line')])
154
text3 = ['line 1', 'middle line', 'line 2']
152
self.assertEqual(k.annotate(b'text1'),
153
[(b'text0', b'line 1'),
154
(b'text1', b'line 2')])
156
k.add_lines(b'text2', [b'text0'], [b'line 1', b'diverged line'])
158
self.assertEqual(k.annotate(b'text2'),
159
[(b'text0', b'line 1'),
160
(b'text2', b'diverged line')])
162
text3 = [b'line 1', b'middle line', b'line 2']
163
k.add_lines(b'text3',
164
[b'text0', b'text1'],
159
167
# self.log("changes to text3: " + pformat(list(k._delta(set([0, 1]), text3))))
161
169
self.log("k._weave=" + pformat(k._weave))
163
self.assertEqual(k.annotate('text3'),
164
[('text0', 'line 1'),
165
('text3', 'middle line'),
166
('text1', 'line 2')])
171
self.assertEqual(k.annotate(b'text3'),
172
[(b'text0', b'line 1'),
173
(b'text3', b'middle line'),
174
(b'text1', b'line 2')])
168
176
# now multiple insertions at different places
170
['text0', 'text1', 'text3'],
171
['line 1', 'aaa', 'middle line', 'bbb', 'line 2', 'ccc'])
177
k.add_lines(b'text4',
178
[b'text0', b'text1', b'text3'],
179
[b'line 1', b'aaa', b'middle line', b'bbb', b'line 2', b'ccc'])
173
self.assertEqual(k.annotate('text4'),
174
[('text0', 'line 1'),
176
('text3', 'middle line'),
181
self.assertEqual(k.annotate(b'text4'),
182
[(b'text0', b'line 1'),
184
(b'text3', b'middle line'),
186
(b'text1', b'line 2'),
182
190
class DeleteLines(TestBase):
186
194
def runTest(self):
189
base_text = ['one', 'two', 'three', 'four']
191
k.add_lines('text0', [], base_text)
193
texts = [['one', 'two', 'three'],
194
['two', 'three', 'four'],
196
['one', 'two', 'three', 'four'],
197
base_text = [b'one', b'two', b'three', b'four']
199
k.add_lines(b'text0', [], base_text)
201
texts = [[b'one', b'two', b'three'],
202
[b'two', b'three', b'four'],
204
[b'one', b'two', b'three', b'four'],
201
ver = k.add_lines('text%d' % i,
209
ver = k.add_lines(b'text%d' % i,
205
213
self.log('final weave:')
370
378
k._parents = [frozenset(),
381
frozenset([0, 1, 2]),
375
k._weave = [('{', 0),
378
' added in version 1',
383
k._weave = [(b'{', 0),
386
b' added in version 1',
387
k._sha1s = [sha_string('foo {}')
388
, sha_string('foo { added in version 1 also from v1}')
389
, sha_string('foo { added in v2}')
390
, sha_string('foo { added in version 1 added in v2 also from v1}')
395
k._sha1s = [sha_string(b'foo {}')
396
, sha_string(b'foo { added in version 1 also from v1}')
397
, sha_string(b'foo { added in v2}')
398
, sha_string(b'foo { added in version 1 added in v2 also from v1}')
393
401
self.assertEqual(k.get_lines(0),
397
405
self.assertEqual(k.get_lines(1),
399
' added in version 1',
407
b' added in version 1',
403
411
self.assertEqual(k.get_lines(2),
408
416
self.assertEqual(k.get_lines(3),
410
' added in version 1',
418
b' added in version 1',
416
424
class DeleteLines2(TestBase):
421
429
def runTest(self):
424
k.add_lines('text0', [], ["line the first",
432
k.add_lines(b'text0', [], [b"line the first",
429
437
self.assertEqual(len(k.get_lines(0)), 4)
431
k.add_lines('text1', ['text0'], ["line the first",
439
k.add_lines(b'text1', [b'text0'], [b"line the first",
434
442
self.assertEqual(k.get_lines(1),
438
self.assertEqual(k.annotate('text1'),
439
[('text0', "line the first"),
446
self.assertEqual(k.annotate(b'text1'),
447
[(b'text0', b"line the first"),
448
(b'text0', b"fine")])
443
451
class IncludeVersions(TestBase):
479
487
# FIXME make the weave, dont poke at it.
482
k._names = ['0', '1', '2']
483
k._name_map = {'0':0, '1':1, '2':2}
490
k._names = [b'0', b'1', b'2']
491
k._name_map = {b'0':0, b'1':1, b'2':2}
484
492
k._parents = [frozenset(),
488
k._weave = [('{', 0),
495
"alternative second line",
496
k._weave = [(b'{', 0),
503
b"alternative second line",
499
k._sha1s = [sha_string('first line')
500
, sha_string('first linesecond line')
501
, sha_string('first linealternative second line')]
507
k._sha1s = [sha_string(b'first line')
508
, sha_string(b'first linesecond line')
509
, sha_string(b'first linealternative second line')]
503
511
self.assertEqual(k.get_lines(0),
506
514
self.assertEqual(k.get_lines(1),
510
self.assertEqual(k.get_lines('2'),
512
"alternative second line"])
514
self.assertEqual(list(k.get_ancestry(['2'])),
518
self.assertEqual(k.get_lines(b'2'),
520
b"alternative second line"])
522
self.assertEqual(list(k.get_ancestry([b'2'])),
518
526
class ReplaceLine(TestBase):
519
527
def runTest(self):
522
text0 = ['cheddar', 'stilton', 'gruyere']
523
text1 = ['cheddar', 'blue vein', 'neufchatel', 'chevre']
530
text0 = [b'cheddar', b'stilton', b'gruyere']
531
text1 = [b'cheddar', b'blue vein', b'neufchatel', b'chevre']
525
k.add_lines('text0', [], text0)
526
k.add_lines('text1', ['text0'], text1)
533
k.add_lines(b'text0', [], text0)
534
k.add_lines(b'text1', [b'text0'], text1)
528
536
self.log('k._weave=' + pformat(k._weave))
534
542
class Merge(TestBase):
535
543
"""Storage of versions that merge diverged parents"""
536
545
def runTest(self):
540
['header', '', 'line from 1'],
541
['header', '', 'line from 2', 'more from 2'],
542
['header', '', 'line from 1', 'fixup line', 'line from 2'],
548
texts = [[b'header'],
549
[b'header', b'', b'line from 1'],
550
[b'header', b'', b'line from 2', b'more from 2'],
551
[b'header', b'', b'line from 1', b'fixup line', b'line from 2'],
545
k.add_lines('text0', [], texts[0])
546
k.add_lines('text1', ['text0'], texts[1])
547
k.add_lines('text2', ['text0'], texts[2])
548
k.add_lines('merge', ['text0', 'text1', 'text2'], texts[3])
554
k.add_lines(b'text0', [], texts[0])
555
k.add_lines(b'text1', [b'text0'], texts[1])
556
k.add_lines(b'text2', [b'text0'], texts[2])
557
k.add_lines(b'merge', [b'text0', b'text1', b'text2'], texts[3])
550
559
for i, t in enumerate(texts):
551
560
self.assertEqual(k.get_lines(i), t)
553
self.assertEqual(k.annotate('merge'),
554
[('text0', 'header'),
556
('text1', 'line from 1'),
557
('merge', 'fixup line'),
558
('text2', 'line from 2'),
562
self.assertEqual(k.annotate(b'merge'),
563
[(b'text0', b'header'),
565
(b'text1', b'line from 1'),
566
(b'merge', b'fixup line'),
567
(b'text2', b'line from 2'),
561
self.assertEqual(list(k.get_ancestry(['merge'])),
562
['text0', 'text1', 'text2', 'merge'])
570
self.assertEqual(list(k.get_ancestry([b'merge'])),
571
[b'text0', b'text1', b'text2', b'merge'])
564
573
self.log('k._weave=' + pformat(k._weave))
579
k.add_lines([], ['aaa', 'bbb'])
580
k.add_lines([0], ['aaa', '111', 'bbb'])
581
k.add_lines([1], ['aaa', '222', 'bbb'])
588
k.add_lines([], [b'aaa', b'bbb'])
589
k.add_lines([0], [b'aaa', b'111', b'bbb'])
590
k.add_lines([1], [b'aaa', b'222', b'bbb'])
583
592
merged = k.merge([1, 2])
585
self.assertEquals([[['aaa']],
594
self.assertEqual([[[b'aaa']],
595
[[b'111'], [b'222']],
590
599
class NonConflict(TestBase):
598
k.add_lines([], ['aaa', 'bbb'])
599
k.add_lines([0], ['111', 'aaa', 'ccc', 'bbb'])
600
k.add_lines([1], ['aaa', 'ccc', 'bbb', '222'])
607
k.add_lines([], [b'aaa', b'bbb'])
608
k.add_lines([0], [b'111', b'aaa', b'ccc', b'bbb'])
609
k.add_lines([1], [b'aaa', b'ccc', b'bbb', b'222'])
603
612
class Khayyam(TestBase):
606
615
def test_multi_line_merge(self):
608
"""A Book of Verses underneath the Bough,
617
b"""A Book of Verses underneath the Bough,
609
618
A Jug of Wine, a Loaf of Bread, -- and Thou
610
619
Beside me singing in the Wilderness --
611
620
Oh, Wilderness were Paradise enow!""",
613
"""A Book of Verses underneath the Bough,
622
b"""A Book of Verses underneath the Bough,
614
623
A Jug of Wine, a Loaf of Bread, -- and Thou
615
624
Beside me singing in the Wilderness --
616
625
Oh, Wilderness were Paradise now!""",
618
"""A Book of poems underneath the tree,
627
b"""A Book of poems underneath the tree,
619
628
A Jug of Wine, a Loaf of Bread,
621
630
Beside me singing in the Wilderness --
624
633
-- O. Khayyam""",
626
"""A Book of Verses underneath the Bough,
635
b"""A Book of Verses underneath the Bough,
627
636
A Jug of Wine, a Loaf of Bread,
629
638
Beside me singing in the Wilderness --
630
639
Oh, Wilderness were Paradise now!""",
632
texts = [[l.strip() for l in t.split('\n')] for t in rawtexts]
641
texts = [[l.strip() for l in t.split(b'\n')] for t in rawtexts]
638
ver = k.add_lines('text%d' % i,
647
ver = k.add_lines(b'text%d' % i,
639
648
list(parents), t)
640
parents.add('text%d' % i)
649
parents.add(b'text%d' % i)
643
652
self.log("k._weave=" + pformat(k._weave))
651
660
class JoinWeavesTests(TestBase):
653
663
super(JoinWeavesTests, self).setUp()
654
664
self.weave1 = Weave()
655
self.lines1 = ['hello\n']
656
self.lines3 = ['hello\n', 'cruel\n', 'world\n']
657
self.weave1.add_lines('v1', [], self.lines1)
658
self.weave1.add_lines('v2', ['v1'], ['hello\n', 'world\n'])
659
self.weave1.add_lines('v3', ['v2'], self.lines3)
665
self.lines1 = [b'hello\n']
666
self.lines3 = [b'hello\n', b'cruel\n', b'world\n']
667
self.weave1.add_lines(b'v1', [], self.lines1)
668
self.weave1.add_lines(b'v2', [b'v1'], [b'hello\n', b'world\n'])
669
self.weave1.add_lines(b'v3', [b'v2'], self.lines3)
661
671
def test_written_detection(self):
662
672
# Test detection of weave file corruption.
664
674
# Make sure that we can detect if a weave file has
665
675
# been corrupted. This doesn't test all forms of corruption,
666
676
# but it at least helps verify the data you get, is what you want.
667
from cStringIO import StringIO
670
w.add_lines('v1', [], ['hello\n'])
671
w.add_lines('v2', ['v1'], ['hello\n', 'there\n'])
679
w.add_lines(b'v1', [], [b'hello\n'])
680
w.add_lines(b'v2', [b'v1'], [b'hello\n', b'there\n'])
674
683
write_weave(w, tmpf)
676
685
# Because we are corrupting, we need to make sure we have the exact text
677
self.assertEquals('# bzr weave file v5\n'
678
'i\n1 f572d396fae9206628714fb2ce00f72e94f2258f\nn v1\n\n'
679
'i 0\n1 90f265c6e75f1c8f9ab76dcf85528352c5f215ef\nn v2\n\n'
680
'w\n{ 0\n. hello\n}\n{ 1\n. there\n}\nW\n',
686
self.assertEqual(b'# bzr weave file v5\n'
687
b'i\n1 f572d396fae9206628714fb2ce00f72e94f2258f\nn v1\n\n'
688
b'i 0\n1 90f265c6e75f1c8f9ab76dcf85528352c5f215ef\nn v2\n\n'
689
b'w\n{ 0\n. hello\n}\n{ 1\n. there\n}\nW\n',
683
692
# Change a single letter
684
tmpf = StringIO('# bzr weave file v5\n'
685
'i\n1 f572d396fae9206628714fb2ce00f72e94f2258f\nn v1\n\n'
686
'i 0\n1 90f265c6e75f1c8f9ab76dcf85528352c5f215ef\nn v2\n\n'
687
'w\n{ 0\n. hello\n}\n{ 1\n. There\n}\nW\n')
693
tmpf = BytesIO(b'# bzr weave file v5\n'
694
b'i\n1 f572d396fae9206628714fb2ce00f72e94f2258f\nn v1\n\n'
695
b'i 0\n1 90f265c6e75f1c8f9ab76dcf85528352c5f215ef\nn v2\n\n'
696
b'w\n{ 0\n. hello\n}\n{ 1\n. There\n}\nW\n')
689
698
w = read_weave(tmpf)
691
self.assertEqual('hello\n', w.get_text('v1'))
692
self.assertRaises(errors.WeaveInvalidChecksum, w.get_text, 'v2')
693
self.assertRaises(errors.WeaveInvalidChecksum, w.get_lines, 'v2')
694
self.assertRaises(errors.WeaveInvalidChecksum, w.check)
700
self.assertEqual(b'hello\n', w.get_text(b'v1'))
701
self.assertRaises(WeaveInvalidChecksum, w.get_text, b'v2')
702
self.assertRaises(WeaveInvalidChecksum, w.get_lines, b'v2')
703
self.assertRaises(WeaveInvalidChecksum, w.check)
696
705
# Change the sha checksum
697
tmpf = StringIO('# bzr weave file v5\n'
698
'i\n1 f572d396fae9206628714fb2ce00f72e94f2258f\nn v1\n\n'
699
'i 0\n1 f0f265c6e75f1c8f9ab76dcf85528352c5f215ef\nn v2\n\n'
700
'w\n{ 0\n. hello\n}\n{ 1\n. there\n}\nW\n')
706
tmpf = BytesIO(b'# bzr weave file v5\n'
707
b'i\n1 f572d396fae9206628714fb2ce00f72e94f2258f\nn v1\n\n'
708
b'i 0\n1 f0f265c6e75f1c8f9ab76dcf85528352c5f215ef\nn v2\n\n'
709
b'w\n{ 0\n. hello\n}\n{ 1\n. there\n}\nW\n')
702
711
w = read_weave(tmpf)
704
self.assertEqual('hello\n', w.get_text('v1'))
705
self.assertRaises(errors.WeaveInvalidChecksum, w.get_text, 'v2')
706
self.assertRaises(errors.WeaveInvalidChecksum, w.get_lines, 'v2')
707
self.assertRaises(errors.WeaveInvalidChecksum, w.check)
713
self.assertEqual(b'hello\n', w.get_text(b'v1'))
714
self.assertRaises(WeaveInvalidChecksum, w.get_text, b'v2')
715
self.assertRaises(WeaveInvalidChecksum, w.get_lines, b'v2')
716
self.assertRaises(WeaveInvalidChecksum, w.check)
710
719
class TestWeave(TestCase):
712
721
def test_allow_reserved_false(self):
713
722
w = Weave('name', allow_reserved=False)
714
723
# Add lines is checked at the WeaveFile level, not at the Weave level
715
w.add_lines('name:', [], TEXT_1)
724
w.add_lines(b'name:', [], TEXT_1)
716
725
# But get_lines is checked at this level
717
self.assertRaises(errors.ReservedId, w.get_lines, 'name:')
726
self.assertRaises(errors.ReservedId, w.get_lines, b'name:')
719
728
def test_allow_reserved_true(self):
720
729
w = Weave('name', allow_reserved=True)
721
w.add_lines('name:', [], TEXT_1)
722
self.assertEqual(TEXT_1, w.get_lines('name:'))
730
w.add_lines(b'name:', [], TEXT_1)
731
self.assertEqual(TEXT_1, w.get_lines(b'name:'))
725
734
class InstrumentedWeave(Weave):
740
749
def test_compatible_parents(self):
742
my_parents = set([1, 2, 3])
751
my_parents = {1, 2, 3}
744
self.assertTrue(w1._compatible_parents(my_parents, set([3])))
753
self.assertTrue(w1._compatible_parents(my_parents, {3}))
746
755
self.assertTrue(w1._compatible_parents(my_parents, set(my_parents)))
747
756
# same empty corner case
748
757
self.assertTrue(w1._compatible_parents(set(), set()))
749
758
# other cannot contain stuff my_parents does not
750
self.assertFalse(w1._compatible_parents(set(), set([1])))
751
self.assertFalse(w1._compatible_parents(my_parents, set([1, 2, 3, 4])))
752
self.assertFalse(w1._compatible_parents(my_parents, set([4])))
759
self.assertFalse(w1._compatible_parents(set(), {1}))
760
self.assertFalse(w1._compatible_parents(my_parents, {1, 2, 3, 4}))
761
self.assertFalse(w1._compatible_parents(my_parents, {4}))
755
764
class TestWeaveFile(TestCaseInTempDir):
757
766
def test_empty_file(self):
758
f = open('empty.weave', 'wb+')
760
self.assertRaises(errors.WeaveFormatError,
767
with open('empty.weave', 'wb+') as f:
768
self.assertRaises(WeaveFormatError, read_weave, f)