anchor.diff:    }
   }
   ----
  +// TEST[skip:awaiting fix]
   
   [[aggregate-metric-double-params]]
   ==== Parameters for `aggregate_metric_double` fields
  
positive.code:     }
  }
  --------------------------------------------------
  
  You can run `min`, `max`, `sum`, `value_count`, and `avg` aggregations on a
  `agg_metric` field.
  
negative.code:   }
  }
  --------------------------------------------------
  // TESTRESPONSE[skip:awaiting fix]
  // TESTRESPONSE[s/\.\.\./"took": $body.took,"timed_out": false,"_shards": $body._shards,"hits": $body.hits,/]
  