public void testSuperstepZero() throws Exception {
// this guy should end up with an array value of 4
Vertex<IntWritable, IntArrayListWritable, NullWritable> vertex =
new DefaultVertex<IntWritable, IntArrayListWritable, NullWritable>();
IntArrayListWritable alw = new IntArrayListWritable();
SimpleTriangleClosingComputation computation =
new SimpleTriangleClosingComputation();
MockUtils.MockedEnvironment env = MockUtils.prepareVertexAndComputation(
vertex, new IntWritable(1), alw, false, computation, 0L);