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  • Committer: Robert Collins
  • Date: 2007-07-15 04:40:34 UTC
  • mto: (2592.3.29 repository)
  • mto: This revision was merged to the branch mainline in revision 2624.
  • Revision ID: robertc@robertcollins.net-20070715044034-121yu86vvyet4akv
Check the index length is as expected, when we have done preprocessing.

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bzrlib/index.py
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        # at the cost of table scans for direct lookup, or a second index for
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        # direct lookup
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        nodes = sorted(self._nodes.items())
 
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        # if we do not prepass, we don't know how long it will be up front.
 
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        expected_bytes = None
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        # we only need to pre-pass if we have reference lists at all.
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        if self.reference_lists:
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            key_offset_info = []
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            while 10 ** digits < possible_total_bytes:
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                digits += 1
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                possible_total_bytes = non_ref_bytes + total_references*digits
 
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            expected_bytes = possible_total_bytes + 1 # terminating newline
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            # resolve key addresses.
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            key_addresses = {}
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            for key, non_ref_bytes, total_references in key_offset_info:
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            lines.append("%s\0%s\0%s\0%s\n" % (key, absent,
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                '\t'.join(flattened_references), value))
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        lines.append('\n')
 
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        result = StringIO(''.join(lines))
 
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        if expected_bytes and len(result.getvalue()) != expected_bytes:
 
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            raise errors.BzrError('Failed index creation. Internal error:'
 
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                ' mismatched output length and expected length: %d %d' %
 
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                (len(result.getvalue()), expected_bytes))
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        return StringIO(''.join(lines))
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