static SortedMap<ProcessId, ClientState> getRandomClientState(final int clientSize, final int tpSize, final int partitionSize, final int maxCapacity, final Set<TaskId> statefulTasks) {
        return getRandomClientState(clientSize, tpSize, partitionSize, maxCapacity, true, statefulTasks);
    }
Builds a ProcessId with a UUID by repeating the given number n. For valid n, it is guaranteed that the returned UUIDs satisfy
the same relation relative to others as their parameter n does: iff n < m, then uuidForInt(n) < uuidForInt(m)
streams/src/test/java/org/apache/kafka/streams/processor/internals/assignment/AssignmentTestUtils.java