FlatScenarioSteps steps = stepFactory.getStepLibraryFor(FlatScenarioSteps.class);
steps.given_some_state();
steps.when_we_do_something();
steps.then_this_should_happen();
StepEventBus.getEventBus().testFinished();
List<TestOutcome> results = stepListener.getTestOutcomes();
assertThat(results.size(), is(1));