Running Tinkerpop test in Janusgraph repo

@RunWith(Parameterized.class)
public class TraversalInterruptionTest extends AbstractGremlinProcessTest {
    private static final Logger logger = LoggerFactory.getLogger(TraversalInterruptionTest.class);

    @Parameterized.Parameters(name = "expectInterruption({0})")
    public static Iterable<Object[]> data() {
        return Arrays.asList(new Object[][]{
                // ...
        });
    }

    @Parameterized.Parameter(value = 0)
    public String name;

    @Parameterized.Parameter(value = 1)
    public Function<GraphTraversalSource,GraphTraversal<?,?>> traversalBeforePause;

    @Parameterized.Parameter(value = 2)
    public UnaryOperator<GraphTraversal<?,?>> traversalAfterPause;

    @Test
    @LoadGraphWith(GRATEFUL)
    public void shouldRespectThreadInterruptionInVertexStep() throws Exception {
        // ...
    }
}

@RunWith(Parameterized.class)
public class TraversalInterruptionTest extends AbstractGremlinProcessTest {
    private static final Logger logger = LoggerFactory.getLogger(TraversalInterruptionTest.class);

    @Parameterized.Parameters(name = "expectInterruption({0})")
    public static Iterable<Object[]> data() {
        return Arrays.asList(new Object[][]{
                // ...
        });
    }

    @Parameterized.Parameter(value = 0)
    public String name;

    @Parameterized.Parameter(value = 1)
    public Function<GraphTraversalSource,GraphTraversal<?,?>> traversalBeforePause;

    @Parameterized.Parameter(value = 2)
    public UnaryOperator<GraphTraversal<?,?>> traversalAfterPause;

    @Test
    @LoadGraphWith(GRATEFUL)
    public void shouldRespectThreadInterruptionInVertexStep() throws Exception {
        // ...
    }
}

java.lang.NullPointerException: Cannot invoke "org.apache.tinkerpop.gremlin.GraphProvider.getStaticFeatures()" because "this.innerGraphProvider" is null

java.lang.NullPointerException: Cannot invoke "org.apache.tinkerpop.gremlin.GraphProvider.getStaticFeatures()" because "this.innerGraphProvider" is null