@Test
public void testCanSpecifyExomeWalkerPrioritiser() {

    List<Integer> seedGenes = new ArrayList<>(Arrays.asList(1, 2, 3, 4));
    Prioritiser prioritiser = priorityFactory.makeExomeWalkerPrioritiser(seedGenes);
    analysisBuilder.addExomeWalkerPrioritiser(seedGenes);
    assertThat(analysisSteps(), equalTo(singletonList(prioritiser)));
}