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Viewing changes to bzrlib/tests/test_groupcompress.py

  • Committer: John Arbash Meinel
  • Date: 2009-05-29 15:06:16 UTC
  • mfrom: (4392 +trunk)
  • mto: This revision was merged to the branch mainline in revision 4460.
  • Revision ID: john@arbash-meinel.com-20090529150616-m29oaesf6ekxr489
Merge bzr.dev, bringing in the gc stacking fixes.

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bzrlib/tests/test_groupcompress.py
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import zlib
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from bzrlib import (
 
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    btree_index,
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    groupcompress,
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    errors,
 
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    index as _mod_index,
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    osutils,
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    tests,
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    versionedfile,
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class TestGroupCompressVersionedFiles(TestCaseWithGroupCompressVersionedFiles):
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    def make_g_index(self, name, ref_lists=0, nodes=[]):
 
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        builder = btree_index.BTreeBuilder(ref_lists)
 
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        for node, references, value in nodes:
 
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            builder.add_node(node, references, value)
 
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        stream = builder.finish()
 
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        trans = self.get_transport()
 
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        size = trans.put_file(name, stream)
 
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        return btree_index.BTreeGraphIndex(trans, name, size)
 
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    def make_g_index_missing_parent(self):
 
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        graph_index = self.make_g_index('missing_parent', 1,
 
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            [(('parent', ), '2 78 2 10', ([],)),
 
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             (('tip', ), '2 78 2 10',
 
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              ([('parent', ), ('missing-parent', )],)),
 
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              ])
 
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        return graph_index
 
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    def test_get_record_stream_as_requested(self):
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        # Consider promoting 'as-requested' to general availability, and
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        # make this a VF interface test
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            else:
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                self.assertIs(block, record._manager._block)
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    def test_add_missing_noncompression_parent_unvalidated_index(self):
 
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        unvalidated = self.make_g_index_missing_parent()
 
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        combined = _mod_index.CombinedGraphIndex([unvalidated])
 
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        index = groupcompress._GCGraphIndex(combined,
 
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            is_locked=lambda: True, parents=True,
 
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            track_external_parent_refs=True)
 
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        index.scan_unvalidated_index(unvalidated)
 
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        self.assertEqual(
 
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            frozenset([('missing-parent',)]), index.get_missing_parents())
 
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    def test_track_external_parent_refs(self):
 
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        g_index = self.make_g_index('empty', 1, [])
 
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        mod_index = btree_index.BTreeBuilder(1, 1)
 
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        combined = _mod_index.CombinedGraphIndex([g_index, mod_index])
 
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        index = groupcompress._GCGraphIndex(combined,
 
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            is_locked=lambda: True, parents=True,
 
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            add_callback=mod_index.add_nodes,
 
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            track_external_parent_refs=True)
 
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        index.add_records([
 
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            (('new-key',), '2 10 2 10', [(('parent-1',), ('parent-2',))])])
 
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        self.assertEqual(
 
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            frozenset([('parent-1',), ('parent-2',)]),
 
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            index.get_missing_parents())
 
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class TestLazyGroupCompress(tests.TestCaseWithTransport):
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