Determine list [array] size in elasticsearch issue

gistfile1.sh

# tested against elasticsearch 1.4.1
# groovy script does not accuratly count number of elements in list
# if you don't add a mapping to "not_analyze" it is even worse

INDEX_NAME='list-count-test'
NODE='localhost'

curl -XDELETE 'http://'$NODE':9200/'$INDEX_NAME

curl -XPUT 'http://'$NODE':9200/'$INDEX_NAME'/' -d '{
    "settings" : {
        "index" : {
            "number_of_shards" : 1,
            "number_of_replicas" : 1
        }
    }
}'

# set mapping
curl -XPOST 'http://'$NODE':9200/'$INDEX_NAME'/post/_mapping' -d '{
	"post": {
	    "properties": {
			"titles": { "type": "string", "index": "not_analyzed" }
		}
	}
}'

# insert some test data
curl -XPOST 'http://'$NODE':9200/'$INDEX_NAME'/post' -d '{
  "titles": ["one", "duplicate", "duplicate"]
}'

curl -XPOST 'http://'$NODE':9200/'$INDEX_NAME'/post' -d '{
  "titles": ["one", "two"]
}'

curl -XPOST 'http://'$NODE':9200/'$INDEX_NAME'/post' -d '{
  "titles": ["one", "with spaces", "more spaces","four"]
}'

curl -XPOST 'http://'$NODE':9200/'$INDEX_NAME'/post' -d '{
  "titles": ["this/has/slashes", "more/slashes"]
}'

curl -XPOST 'http://'$NODE':9200/'$INDEX_NAME'/post' -d '{
  "titles": ["http://bit.ly/abc", "http://bit.ly/abc", "http://bit.ly/def", "http://bit.ly/ghi"]
}'

curl -XPOST 'http://'$NODE':9200/'$INDEX_NAME'/post' -d '{
  "titles": ["one"]
}'

# show the mapping
#curl -XGET 'http://'$NODE':9200/'$INDEX_NAME'/post/_mapping'
ECHO
ECHO '-------------'
ECHO ' waiting 6 seconds for index to refresh '
sleep 6

# this should only return only records with 2 titles in list
# but this returns an incorrect item
#  "titles": ["one", "duplicate", "duplicate"]
# and does not return as a doc with 2 items
#  "titles": ["http://bit.ly/abc", "http://bit.ly/abc"]

ECHO 'TEST 1, should only return documents with 2 items in titles list [array]'
ECHO

curl -XGET 'http://'$NODE':9200/'$INDEX_NAME'/post/_search?pretty=true' -d '
{
  "query": {
    "filtered": {
      "query": {
        "bool": {
          "must": [
            {
              "match_all": {}
            }
          ]
        }
      },
      "filter": {
        "script": {
          "script": "doc['\'titles\''].values.size() == 2"
        }
      }
    }
  }
}'

ECHO 'TEST 2'
ECHO

curl -XGET 'http://'$NODE':9200/'$INDEX_NAME'/post/_search?pretty=true' -d '
{
  "size": 20,
  "script_fields": {
    "sizeFromScript": {
      "script": "doc['\'titles\''].values.size()"
    }
  },
  "query": {
    "bool": {
      "must": [
        {
          "match_all": {}
        }
      ]
    }
  },
  "_source": {
    "includes": [
      "titles"
    ]
  }
}'