static void executeRunnable(Observation observation, Runnable runnable) {
        decorateRunnable(observation, runnable).run();
    }
@Test
    public void shouldExecuteRunnable() throws Throwable {
        Observations.executeRunnable(observation, helloWorldService::sayHelloWorld);

        assertThatObservationWasStartedAndFinishedWithoutErrors();
        then(helloWorldService).should(times(1)).sayHelloWorld();
    }