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# Copyright (C) 2007-2011 Canonical Ltd
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# Copyright (C) 2007-2010 Canonical Ltd
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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self.assertEqual({'rev2': ['rev1']},
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stacked.get_parent_map(['rev2']))
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def test__stacked_parents_provider_deprecated(self):
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parents1 = _mod_graph.DictParentsProvider({'rev2': ['rev3']})
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parents2 = _mod_graph.DictParentsProvider({'rev1': ['rev4']})
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stacked = self.applyDeprecated(deprecated_in((1, 16, 0)),
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_mod_graph._StackedParentsProvider, [parents1, parents2])
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self.assertEqual({'rev1':['rev4'], 'rev2':['rev3']},
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stacked.get_parent_map(['rev1', 'rev2']))
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self.assertEqual({'rev2':['rev3'], 'rev1':['rev4']},
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stacked.get_parent_map(['rev2', 'rev1']))
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self.assertEqual({'rev2':['rev3']},
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stacked.get_parent_map(['rev2', 'rev2']))
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self.assertEqual({'rev1':['rev4']},
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stacked.get_parent_map(['rev1', 'rev1']))
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def test_iter_topo_order(self):
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graph = self.make_graph(ancestry_1)
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args = ['rev2a', 'rev3', 'rev1']
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self.assertEqual(['D'], sorted(graph_thunk.heads(['D', 'C'])))
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self.assertEqual(['B', 'C'], sorted(graph_thunk.heads(['B', 'C'])))
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def test_add_node(self):
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d = {('C',):[('A',)], ('B',): [('A',)], ('A',): []}
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g = _mod_graph.KnownGraph(d)
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graph_thunk = _mod_graph.GraphThunkIdsToKeys(g)
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graph_thunk.add_node("D", ["A", "C"])
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self.assertEqual(['B', 'D'],
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sorted(graph_thunk.heads(['D', 'B', 'A'])))
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def test_merge_sort(self):
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d = {('C',):[('A',)], ('B',): [('A',)], ('A',): []}
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g = _mod_graph.KnownGraph(d)
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graph_thunk = _mod_graph.GraphThunkIdsToKeys(g)
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graph_thunk.add_node("D", ["A", "C"])
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self.assertEqual([('C', 0, (2,), False), ('A', 0, (1,), True)],
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[(n.key, n.merge_depth, n.revno, n.end_of_merge)
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for n in graph_thunk.merge_sort('C')])
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class TestPendingAncestryResultGetKeys(TestCaseWithMemoryTransport):
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"""Tests for bzrlib.graph.PendingAncestryResult."""