srv1.update( "foo" );
checkProperties( serviceReference, 5, null, "p1", "p2" );
Assert.assertEquals("updated", serviceReference.getProperty("SimpleService"));
srv1.drop();
checkProperties( serviceReference, 5, null, "p1", "p2" );
Assert.assertEquals("unbound", serviceReference.getProperty("SimpleService"));
bundleContext.ungetService(serviceReference);
}