@Test
public void testAddNewContainerToGroupingRequest()
{

  String groupLeaderContainerId = "container_1";
  String newAffectedContainerId = "container_11";
  underTest.addOrModifyGroupingRequest(groupLeaderContainerId, ImmutableSet.of(oper1));
  underTest.addNewContainerToGroupingRequest(groupLeaderContainerId, newAffectedContainerId);
  GroupingRequest request = underTest.getGroupingRequest(groupLeaderContainerId);
  Assert.assertTrue(request.getAffectedContainers().contains(newAffectedContainerId));
}