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Viewing changes to bzrlib/tests/test__groupcompress.py

  • Committer: John Arbash Meinel
  • Date: 2009-03-27 22:29:55 UTC
  • mto: (3735.39.2 clean)
  • mto: This revision was merged to the branch mainline in revision 4280.
  • Revision ID: john@arbash-meinel.com-20090327222955-utifmfm888zerixt
Implement apply_delta_to_source which doesn't have to malloc another string.

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bzrlib/tests/test__groupcompress.py
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        super(TestMakeAndApplyDelta, self).setUp()
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        self.make_delta = self._gc_module.make_delta
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        self.apply_delta = self._gc_module.apply_delta
 
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        self.apply_delta_to_source = self._gc_module.apply_delta_to_source
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    def test_make_delta_is_typesafe(self):
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        self.make_delta('a string', 'another string')
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                    'M\x90/\x1ebe matched\nagainst other text\n')
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        self.assertEqual(_text1, target)
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    def test_apply_delta_to_source_is_safe(self):
 
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        self.assertRaises(TypeError,
 
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            self.apply_delta_to_source, object(), 0, 1)
 
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        self.assertRaises(TypeError,
 
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            self.apply_delta_to_source, u'unicode str', 0, 1)
 
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        # end > length
 
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        self.assertRaises(ValueError,
 
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            self.apply_delta_to_source, 'foo', 1, 4)
 
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        # start > length
 
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        self.assertRaises(ValueError,
 
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            self.apply_delta_to_source, 'foo', 5, 3)
 
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        # start > end
 
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        self.assertRaises(ValueError,
 
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            self.apply_delta_to_source, 'foo', 3, 2)
 
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    def test_apply_delta_to_source(self):
 
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        source_and_delta = (_text1
 
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                            + 'N\x90/\x1fdiffer from\nagainst other text\n')
 
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        self.assertEqual(_text2, self.apply_delta_to_source(source_and_delta,
 
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                                    len(_text1), len(source_and_delta)))
 
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class TestMakeAndApplyCompatible(tests.TestCase):
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