Faceting with commas and extra spaces

facet_test

curl -XDELETE 'http://127.0.0.1:9200/foo/?pretty=1'

curl -XPUT 'http://127.0.0.1:9200/foo/?pretty=1'  -d ' 
{ 
   "settings" : { 
      "analysis" : { 
         "analyzer" : { 
            "comma" : { 
               "pattern" : "\\s*,\\s*", 
               "type" : "pattern" 
            } 
         } 
      } 
   } 
} ' 

curl -XPUT 'http://127.0.0.1:9200/foo/items/_mapping' -d '{"item":{"properties":{"category":{"type":"string","analyzer":"comma"}}}}'

curl -X POST 'http://127.0.0.1:9200/foo/items/109970' -d '{"category": "foo bar"}'

curl -X POST 'http://127.0.0.1:9200/foo/items/109971' -d '{"category": "foo bar "}'

curl -X POST 'http://127.0.0.1:9200/foo/items/109972' -d '{"category": "foo bar "}'

curl -X POST 'http://127.0.0.1:9200/foo/items/109973' -d '{"category": "foo bar, ding bar   "}'

curl -X POST 'http://127.0.0.1:9200/foo/items/109974' -d '{"category": "baz howdy hello "}'

curl -X POST 'http://127.0.0.1:9200/foo/items/109975' -d '{"category": "baz howdy hello "}'

curl -X POST 'http://127.0.0.1:9200/foo/items/109976' -d '{"category": "blah herp, foo bar"}'

curl -X POST 'http://127.0.0.1:9200/foo/items/109977' -d '{"category": "blah herp, foo bar"}'

curl -X POST 'http://127.0.0.1:9200/foo/items/109978' -d '{"category": "blah derp"}'

curl -X POST 'http://127.0.0.1:9200/foo/items/109979' -d '{"category": "blah herp  "}'

curl -X POST 'http://127.0.0.1:9200/foo/items/_search?pretty=true' -d '
	{
    "query" : { "query_string" : {"query" : "*"} },
    "facets" : {
      "tags" : { "terms" : {"field" : "category"} }
    }
  }'