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Viewing changes to bzrlib/tests/test_knit.py

  • Committer: Robert Collins
  • Date: 2008-10-21 03:36:14 UTC
  • mto: This revision was merged to the branch mainline in revision 3788.
  • Revision ID: robertc@robertcollins.net-20081021033614-e29ktibkuh7e5zps
Embed the failed text in sha1 knit errors.

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bzrlib/tests/test_knit.py
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    TestCase,
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    TestCaseWithMemoryTransport,
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    TestCaseWithTransport,
 
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    TestNotApplicable,
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    )
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from bzrlib.transport import get_transport
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from bzrlib.transport.memory import MemoryTransport
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        return make_file_factory(annotate, mapper)(self.get_transport())
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class TestBadShaError(KnitTests):
 
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    """Tests for handling of sha errors."""
 
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    def test_exception_has_text(self):
 
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        # having the failed text included in the error allows for recovery.
 
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        source = self.make_test_knit()
 
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        target = self.make_test_knit(name="target")
 
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        if not source._max_delta_chain:
 
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            raise TestNotApplicable(
 
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                "cannot get delta-caused sha failures without deltas.")
 
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        # create a basis
 
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        basis = ('basis',)
 
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        broken = ('broken',)
 
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        source.add_lines(basis, (), ['foo\n'])
 
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        source.add_lines(broken, (basis,), ['foo\n', 'bar\n'])
 
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        # Seed target with a bad basis text
 
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        target.add_lines(basis, (), ['gam\n'])
 
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        target.insert_record_stream(
 
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            source.get_record_stream([broken], 'unordered', False))
 
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        err = self.assertRaises(errors.KnitCorrupt,
 
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            target.get_record_stream([broken], 'unordered', True).next)
 
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        self.assertEqual(['gam\n', 'bar\n'], err.content)
 
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class TestKnitIndex(KnitTests):
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    def test_add_versions_dictionary_compresses(self):