anchor.diff:          {
             "decider" : "same_shard",
             "decision" : "NO",
  -          "explanation" : "the shard cannot be allocated to the same node on which a copy of the shard already exists [[idx][0], node[3sULLVJrRneSg0EfBB-2Ew], [P], s[STARTED], a[id=eV9P8BN1QPqRc3B4PLx6cg]]"
  +          "explanation" : "the shard cannot be allocated to the same node on which a copy of the shard already exists [[my_index][0], node[3sULLVJrRneSg0EfBB-2Ew], [P], s[STARTED], a[id=eV9P8BN1QPqRc3B4PLx6cg]]"
           }
         ]
       }
  
positive.code: [source,js]
  --------------------------------------------------
  {
    "index" : "idx",
    "shard" : 0,
    "primary" : true,
    "current_state" : "started",
  
negative.code: [source,js]
  --------------------------------------------------
  {
    "index" : "my_index",
    "shard" : 0,
    "primary" : true,
    "current_state" : "unassigned",
  