@Before
    public void setup() {
        // necessary as ComputerResult step for testing purposes attaches Attachables
        System.setProperty("is.testing", "false");
    }
@author Marko A. Rodriguez (http://markorodriguez.com)
tinkergraph-gremlin/src/test/java/org/apache/tinkerpop/gremlin/tinkergraph/process/traversal/strategy/decoration/HaltedTraverserStrategyTest.java