Method static_order_with_groups

Lib/test/test_graphlib.py:9–15

(ts)

class TestTopologicalSort(unittest.TestCase):
    def _test_graph(self, graph, expected):
        def static_order_with_groups(ts):
            ts.prepare()
            while ts.is_active():
                nodes = ts.get_ready()
                for node in nodes:
                    ts.done(node)
                yield tuple(sorted(nodes))

        ts = graphlib.TopologicalSorter(graph)
        self.assertEqual(list(static_order_with_groups(ts)), list(expected))