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Viewing changes to bzrlib/tests/test_btree_index.py

  • Committer: Andrew Bennetts
  • Date: 2010-03-26 04:47:45 UTC
  • mfrom: (5116 +trunk)
  • mto: This revision was merged to the branch mainline in revision 5117.
  • Revision ID: andrew.bennetts@canonical.com-20100326044745-ubvt5tmse1a17s1f
Merge lp:bzr.

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bzrlib/tests/test_btree_index.py
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        size = trans.put_file('index', stream)
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        return btree_index.BTreeGraphIndex(trans, 'index', size)
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    def make_index_with_offset(self, ref_lists=1, key_elements=1, nodes=[],
 
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                               offset=0):
 
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        builder = btree_index.BTreeBuilder(key_elements=key_elements,
 
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                                           reference_lists=ref_lists)
 
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        builder.add_nodes(nodes)
 
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        transport = self.get_transport('')
 
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        # NamedTemporaryFile dies on builder.finish().read(). weird.
 
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        temp_file = builder.finish()
 
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        content = temp_file.read()
 
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        del temp_file
 
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        size = len(content)
 
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        transport.put_bytes('index', (' '*offset)+content)
 
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        return btree_index.BTreeGraphIndex(transport, 'index', size=size,
 
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                                           offset=offset)
 
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    def test_clear_cache(self):
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        nodes = self.make_nodes(160, 2, 2)
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        index = self.make_index(ref_lists=2, key_elements=2, nodes=nodes)
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            transport._activity)
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        self.assertEqual(1173, size)
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    def test_with_offset_no_size(self):
 
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        index = self.make_index_with_offset(key_elements=1, ref_lists=1,
 
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                                            offset=1234,
 
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                                            nodes=self.make_nodes(200, 1, 1))
 
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        index._size = None # throw away the size info
 
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        self.assertEqual(200, index.key_count())
 
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    def test_with_small_offset(self):
 
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        index = self.make_index_with_offset(key_elements=1, ref_lists=1,
 
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                                            offset=1234,
 
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                                            nodes=self.make_nodes(200, 1, 1))
 
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        self.assertEqual(200, index.key_count())
 
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    def test_with_large_offset(self):
 
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        index = self.make_index_with_offset(key_elements=1, ref_lists=1,
 
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                                            offset=123456,
 
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                                            nodes=self.make_nodes(200, 1, 1))
 
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        self.assertEqual(200, index.key_count())
 
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    def test__read_nodes_no_size_one_page_reads_once(self):
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        self.make_index(nodes=[(('key',), 'value', ())])
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        trans = get_transport('trace+' + self.get_url())