complex field name and type name collision

result.txt

{
  "status" : 200,
  "name" : "Lacuna",
  "cluster_name" : "elasticsearch",
  "version" : {
    "number" : "1.7.2",
    "build_hash" : "e43676b1385b8125d647f593f7202acbd816e8ec",
    "build_timestamp" : "2015-09-14T09:49:53Z",
    "build_snapshot" : false,
    "lucene_version" : "4.10.4"
  },
  "tagline" : "You Know, for Search"
}
{
  "acknowledged" : true
}
{
  "acknowledged" : true
}
{
  "cluster_name" : "elasticsearch",
  "status" : "yellow",
  "timed_out" : false,
  "number_of_nodes" : 1,
  "number_of_data_nodes" : 1,
  "active_primary_shards" : 21,
  "active_shards" : 21,
  "relocating_shards" : 0,
  "initializing_shards" : 0,
  "unassigned_shards" : 20,
  "delayed_unassigned_shards" : 0,
  "number_of_pending_tasks" : 1,
  "number_of_in_flight_fetch" : 0
}
{
  "_index" : "testindex",
  "_type" : "guest",
  "_id" : "1",
  "_version" : 1,
  "created" : true
}
{
  "_shards" : {
    "total" : 1,
    "successful" : 1,
    "failed" : 0
  }
}
{
  "took" : 2,
  "timed_out" : false,
  "_shards" : {
    "total" : 1,
    "successful" : 1,
    "failed" : 0
  },
  "hits" : {
    "total" : 1,
    "max_score" : 0.30685282,
    "hits" : [ {
      "_index" : "testindex",
      "_type" : "guest",
      "_id" : "1",
      "_score" : 0.30685282,
      "_source":{"user":{"name":"john"}}
    } ]
  }
}
{
  "_index" : "testindex",
  "_type" : "user",
  "_id" : "1",
  "_version" : 1,
  "created" : true
}
{
  "_shards" : {
    "total" : 1,
    "successful" : 1,
    "failed" : 0
  }
}
{
  "took" : 1,
  "timed_out" : false,
  "_shards" : {
    "total" : 1,
    "successful" : 1,
    "failed" : 0
  },
  "hits" : {
    "total" : 1,
    "max_score" : 0.5945348,
    "hits" : [ {
      "_index" : "testindex",
      "_type" : "user",
      "_id" : "1",
      "_score" : 0.5945348,
      "_source":{"user":{"name":"john"}}
    } ]
  }
}
{
  "_index" : "testindex",
  "_type" : "user",
  "_id" : "2",
  "_version" : 1,
  "created" : true
}
{
  "_shards" : {
    "total" : 1,
    "successful" : 1,
    "failed" : 0
  }
}
{
  "took" : 2,
  "timed_out" : false,
  "_shards" : {
    "total" : 1,
    "successful" : 1,
    "failed" : 0
  },
  "hits" : {
    "total" : 1,
    "max_score" : 1.4054651,
    "hits" : [ {
      "_index" : "testindex",
      "_type" : "user",
      "_id" : "2",
      "_score" : 1.4054651,
      "_source":{"name":"john"}
    } ]
  }
}
{
  "took" : 3,
  "timed_out" : false,
  "_shards" : {
    "total" : 1,
    "successful" : 1,
    "failed" : 0
  },
  "hits" : {
    "total" : 2,
    "max_score" : 1.0,
    "hits" : [ {
      "_index" : "testindex",
      "_type" : "guest",
      "_id" : "1",
      "_score" : 1.0,
      "_source":{"user":{"name":"john"}}
    }, {
      "_index" : "testindex",
      "_type" : "user",
      "_id" : "1",
      "_score" : 1.0,
      "_source":{"user":{"name":"john"}}
    } ]
  }
}

testcase.sh

# Print ES Version
curl 'http://localhost:9200/?pretty'

setup() {
  # Delete the index `testindex`
  curl -XDELETE 'http://localhost:9200/testindex?pretty'

  # Create the index `testindex`
  curl -XPUT 'http://localhost:9200/testindex?pretty' -d '{
    "settings" : {
      "index" : {
        "number_of_shards" : 1,
        "number_of_replicas" : 0
      }
    }
  }'

  # Wait for yellow
  curl -XGET 'http://localhost:9200/_cluster/health?wait_for_status=yellow&pretty'
}

refresh() {
  curl -XPOST 'http://localhost:9200/testindex/_refresh?pretty'
}

# query the whole `testindex` index
search() {
  curl -XGET 'http://localhost:9200/testindex/_search?pretty' -d '{
    "query": {
      "match": {
        "user.name": "john"
      }
    },
    "size": 100
  }'
}

# run setup
setup;

# index "guest/1"
curl -XPUT 'http://localhost:9200/testindex/guest/1?pretty' -d '{"user":{"name":"john"}}'
refresh;
search;

# index "user/1"
curl -XPUT 'http://localhost:9200/testindex/user/1?pretty' -d '{"user":{"name":"john"}}'
refresh;
search;

# index "user/2"
curl -XPUT 'http://localhost:9200/testindex/user/2?pretty' -d '{"name":"john"}'
refresh;
search;