@Test void testDescribeInstances() { for (String region : view.unwrapApi(AWSEC2Api.class).getAvailabilityZoneAndRegionApi().get().describeRegions().keySet()) { Set<? extends Reservation<? extends RunningInstance>> allResults = client.describeInstancesInRegion(region); assertNotNull(allResults); for (Reservation<? extends RunningInstance> result : allResults) { assertNotNull(result.getReservationId()); } } } }