elasticsearch/plugins/lang-javascript/rest-api-spec/test/lang_javascript/10_basic.yaml

# Integration tests for Lang JavaScript components
#
setup:
    - do:
        index:
            index: test
            type: test
            id: 1
            body: { "foo": "aaa" }
    - do:
        indices.refresh: {}

---

"Lang JavaScript":
    - do:
        search:
            body:
                script_fields:
                    bar:
                        lang: javascript
                        script: "doc['foo'].value + x"
                        params:
                            x: "bbb"

    - match: { hits.hits.0.fields.bar.0: "aaabbb"}