"2 3",
"2 4",
"4 1"
};
GiraphConfiguration conf = new GiraphConfiguration();
conf.setVertexClass(TestVertexWithNumEdges.class);
conf.setOutEdgesClass(ByteArrayEdges.class);
conf.setEdgeInputFormatClass(IntNullReverseTextEdgeInputFormat.class);
conf.setVertexOutputFormatClass(IdWithValueTextOutputFormat.class);
Iterable<String> results = InternalVertexRunner.run(conf, null, edges);
Map<Integer, Integer> values = parseResults(results);
// Check that all vertices with outgoing edges have been created