More experimentation

server/src/main/java/org/elasticsearch/cluster/routing/allocation/shards/ShardsAvailabilityHealthIndicatorService.java

@@ -422,7 +422,7 @@ static void updateShardAllocationStatus(
             )
         );
 
-    class ShardAllocationCounts {
+    public class ShardAllocationCounts {
         int unassigned = 0;
         int unassigned_new = 0;
         int unassigned_restarting = 0;