### Question:
GenericStepMetaAnalyzer extends StepAnalyzer<BaseStepMeta> { @Override protected Set<StepField> getUsedFields( BaseStepMeta meta ) { return null; }  @Override Set<Class<? extends BaseStepMeta>> getSupportedSteps();  }### Answer:
@Test public void testGetUsedFields() throws Exception { assertNull( analyzer.getUsedFields( mockBaseStepMeta ) ); }