131
124
def runTest(self):
134
k.add_lines('text0', [], ['line 1'])
135
k.add_lines('text1', ['text0'], ['line 1', 'line 2'])
137
self.assertEqual(k.annotate('text0'),
138
[('text0', 'line 1')])
140
self.assertEqual(k.get_lines(1),
127
k.add([], ['line 1'])
128
k.add([0], ['line 1', 'line 2'])
130
self.assertEqual(k.annotate(0),
133
self.assertEqual(k.get(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')])
137
self.assertEqual(k.annotate(1),
141
k.add([0], ['line 1', 'diverged line'])
143
self.assertEqual(k.annotate(2),
145
(2, 'diverged line')])
154
147
text3 = ['line 1', 'middle line', 'line 2']
159
151
# self.log("changes to text3: " + pformat(list(k._delta(set([0, 1]), text3))))
161
153
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')])
155
self.assertEqual(k.annotate(3),
168
160
# now multiple insertions at different places
170
['text0', 'text1', 'text3'],
171
162
['line 1', 'aaa', 'middle line', 'bbb', 'line 2', 'ccc'])
173
self.assertEqual(k.annotate('text4'),
174
[('text0', 'line 1'),
176
('text3', 'middle line'),
164
self.assertEqual(k.annotate(4),
182
174
class DeleteLines(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'])
579
k.add([], ['aaa', 'bbb'])
580
k.add([0], ['111', 'aaa', 'ccc', 'bbb'])
581
k.add([1], ['aaa', 'ccc', 'bbb', '222'])
587
class AutoMerge(TestBase):
591
texts = [['header', 'aaa', 'bbb'],
592
['header', 'aaa', 'line from 1', 'bbb'],
593
['header', 'aaa', 'bbb', 'line from 2', 'more from 2'],
600
self.log('k._weave=' + pformat(k._weave))
602
m = list(k.mash_iter([0, 1, 2]))
608
'line from 2', 'more from 2'])
603
612
class Khayyam(TestBase):
604
613
"""Test changes to multi-line texts, and read/write"""
606
def test_multi_line_merge(self):
608
616
"""A Book of Verses underneath the Bough,
609
617
A Jug of Wine, a Loaf of Bread, -- and Thou
638
ver = k.add_lines('text%d' % i,
640
parents.add('text%d' % i)
645
ver = k.add(list(parents), t)
643
648
self.log("k._weave=" + pformat(k._weave))
645
650
for i, t in enumerate(texts):
646
self.assertEqual(k.get_lines(i), t)
651
self.assertEqual(k.get(i), t)
648
653
self.check_read_write(k)
651
class JoinWeavesTests(TestBase):
653
super(JoinWeavesTests, self).setUp()
654
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)
661
def test_written_detection(self):
662
# Test detection of weave file corruption.
664
# Make sure that we can detect if a weave file has
665
# been corrupted. This doesn't test all forms of corruption,
666
# but it at least helps verify the data you get, is what you want.
657
class MergeCases(TestBase):
658
def doMerge(self, base, a, b, mp):
667
659
from cStringIO import StringIO
660
from textwrap import dedent
670
w.add_lines('v1', [], ['hello\n'])
671
w.add_lines('v2', ['v1'], ['hello\n', 'there\n'])
666
w.add([], map(addcrlf, base))
667
w.add([0], map(addcrlf, a))
668
w.add([0], map(addcrlf, b))
670
self.log('weave is:')
673
671
tmpf = StringIO()
674
672
write_weave(w, tmpf)
676
# 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',
683
# 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')
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)
696
# 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')
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)
710
class TestWeave(TestCase):
712
def test_allow_reserved_false(self):
713
w = Weave('name', allow_reserved=False)
714
# Add lines is checked at the WeaveFile level, not at the Weave level
715
w.add_lines('name:', [], TEXT_1)
716
# But get_lines is checked at this level
717
self.assertRaises(errors.ReservedId, w.get_lines, 'name:')
719
def test_allow_reserved_true(self):
720
w = Weave('name', allow_reserved=True)
721
w.add_lines('name:', [], TEXT_1)
722
self.assertEqual(TEXT_1, w.get_lines('name:'))
725
class InstrumentedWeave(Weave):
726
"""Keep track of how many times functions are called."""
728
def __init__(self, weave_name=None):
729
self._extract_count = 0
730
Weave.__init__(self, weave_name=weave_name)
732
def _extract(self, versions):
733
self._extract_count += 1
734
return Weave._extract(self, versions)
737
class TestNeedsReweave(TestCase):
738
"""Internal corner cases for when reweave is needed."""
740
def test_compatible_parents(self):
742
my_parents = set([1, 2, 3])
744
self.assertTrue(w1._compatible_parents(my_parents, set([3])))
746
self.assertTrue(w1._compatible_parents(my_parents, set(my_parents)))
747
# same empty corner case
748
self.assertTrue(w1._compatible_parents(set(), set()))
749
# 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])))
755
class TestWeaveFile(TestCaseInTempDir):
757
def test_empty_file(self):
758
f = open('empty.weave', 'wb+')
760
self.assertRaises(errors.WeaveFormatError,
673
self.log(tmpf.getvalue())
675
self.log('merge plan:')
676
p = list(w.plan_merge(1, 2))
677
for state, line in p:
679
self.log('%12s | %s' % (state, line[:-1]))
683
mt.writelines(w.weave_merge(p))
685
self.log(mt.getvalue())
687
mp = map(addcrlf, mp)
688
self.assertEqual(mt.readlines(), mp)
691
def testOneInsert(self):
697
def testSeparateInserts(self):
698
self.doMerge(['aaa', 'bbb', 'ccc'],
699
['aaa', 'xxx', 'bbb', 'ccc'],
700
['aaa', 'bbb', 'yyy', 'ccc'],
701
['aaa', 'xxx', 'bbb', 'yyy', 'ccc'])
703
def testSameInsert(self):
704
self.doMerge(['aaa', 'bbb', 'ccc'],
705
['aaa', 'xxx', 'bbb', 'ccc'],
706
['aaa', 'xxx', 'bbb', 'yyy', 'ccc'],
707
['aaa', 'xxx', 'bbb', 'yyy', 'ccc'])
709
def testOverlappedInsert(self):
710
self.doMerge(['aaa', 'bbb'],
711
['aaa', 'xxx', 'yyy', 'bbb'],
712
['aaa', 'xxx', 'bbb'],
713
['aaa', '<<<<', 'xxx', 'yyy', '====', 'xxx', '>>>>', 'bbb'])
715
# really it ought to reduce this to
716
# ['aaa', 'xxx', 'yyy', 'bbb']
719
def testClashReplace(self):
720
self.doMerge(['aaa'],
723
['<<<<', 'xxx', '====', 'yyy', 'zzz', '>>>>'])
725
def testNonClashInsert(self):
726
self.doMerge(['aaa'],
729
['<<<<', 'xxx', 'aaa', '====', 'yyy', 'zzz', '>>>>'])
731
self.doMerge(['aaa'],
737
def testDeleteAndModify(self):
738
"""Clashing delete and modification.
740
If one side modifies a region and the other deletes it then
741
there should be a conflict with one side blank.
744
#######################################
745
# skippd, not working yet
748
self.doMerge(['aaa', 'bbb', 'ccc'],
749
['aaa', 'ddd', 'ccc'],
751
['<<<<', 'aaa', '====', '>>>>', 'ccc'])
757
from unittest import TestSuite, TestLoader
762
suite.addTest(tl.loadTestsFromModule(testweave))
764
return int(not testsweet.run_suite(suite)) # for shell 0=true
767
if __name__ == '__main__':
769
sys.exit(testweave())