Assert.assertEquals("Assigned containers must be different", assignments
.size(), containerIds.size());
// check for all assignment
for (ContainerRequestEvent req : requests) {
TaskAttemptContainerAssignedEvent assigned = null;
for (TaskAttemptContainerAssignedEvent ass : assignments) {
if (ass.getTaskAttemptID().equals(req.getAttemptID())) {
assigned = ass;
break;
}