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  • Committer: John Arbash Meinel
  • Date: 2008-04-21 17:32:54 UTC
  • mto: This revision was merged to the branch mainline in revision 3434.
  • Revision ID: john@arbash-meinel.com-20080421173254-8x9ynjqe0hk46xsz
Add repository_implementation tests for get_parent_map

If None is passed, repositories should raise ValueError, since
None is not a valid revision_id.

Implement this ability for all repository implementations.

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Lines of Context:
bzrlib/repofmt/knitrepo.py
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        """See graph._StackedParentsProvider.get_parent_map"""
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        parent_map = {}
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        for revision_id in keys:
 
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            if revision_id is None:
 
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                raise ValueError('get_parent_map(None) is not valid')
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            if revision_id == _mod_revision.NULL_REVISION:
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                parent_map[revision_id] = ()
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            else: