1924
1924
errors.KnitDataStreamUnknown,
1925
1925
target.insert_data_stream, data_stream)
1927
def test_insert_data_stream_bug_208418(self):
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"""You can insert a stream with an incompatible format, even when:
1929
* the stream has a line-delta record,
1930
* whose parent is in the target, also stored as a line-delta
1932
See <https://launchpad.net/bugs/208418>.
1934
base_lines = split_lines(TEXT_1)
1936
target = self.make_test_knit(name='target', annotate=True)
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target.add_lines('version-1', [], base_lines)
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target.add_lines('version-2', ['version-1'], base_lines + ['a\n'])
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# The second record should be a delta.
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self.assertEqual('line-delta', target._index.get_method('version-2'))
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# Make a source, with a different format, but the same data
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source = self.make_test_knit(name='source', annotate=False)
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source.add_lines('version-1', [], base_lines)
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source.add_lines('version-2', ['version-1'], base_lines + ['a\n'])
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# Now add another record, which should be stored as a delta against
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source.add_lines('version-3', ['version-2'], base_lines + ['b\n'])
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self.assertEqual('line-delta', source._index.get_method('version-3'))
1951
# Make a stream of the new version
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data_stream = source.get_data_stream(['version-3'])
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# And insert into the target
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target.insert_data_stream(data_stream)
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# No errors should have been raised.
1927
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# * test that a stream of "already present version, then new version"
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# inserts correctly.
added
removed
bzrlib/tests/test_knit.py
