LeakingService service = osgiHelper.waitForService(LeakingService.class,
"(instance.name=" + leaking.getInstanceName() + ")", 1000);
osgiHelper.waitForService(HelloService.class, "(instance.name=" + hello.getInstanceName() + ")", 1000);
Listener listener = service.getListener();
String result = listener.doSomething();
assertThat(result).isEqualToIgnoringCase("hello iPOJO");
hello.stop();
result = listener.doSomething();
assertThat(result).isNull();
}