"title": "Description",
                                "anyOf": [{"type": "string"}, {"type": "null"}],
                            },
                            "price": {
                                "title": "Price",
                                "type": "number",
                            },
                            "tax": {
                                "title": "Tax",

        languageHelper.langFields = new String[] { "title" };

        String result = languageHelper.getReindexScriptSource();
        assertEquals("if(ctx._source.lang!=null){ctx._source['title_'+ctx._source.lang]=ctx._source.title}", result);
    }

    @Test
    public void test_getReindexScriptSource_multipleFields() {
        languageHelper.langFields = new String[] { "title", "content", "description" };

                                "title": "Detail",
                            }
                        },
                        "type": "object",
                        "title": "HTTPValidationError",
                    },
                    "Item-Input": {
                        "properties": {
                            "name": {"type": "string", "title": "Name"},
                            "description": {

                        "title": "Item",
                        "required": ["data"],
                        "type": "object",
                        "properties": {"data": {"title": "Data", "type": "string"}},
                        "example": {"data": "Data in schema_extra"},
                    },
                    "ValidationError": {
                        "title": "ValidationError",

                            "title": "Invoice",
                            "required": ["id", "customer", "total"],
                            "type": "object",
                            "properties": {
                                "id": {"title": "Id", "type": "string"},
                                "title": {
                                    "title": "Title",

        assertQueryBuilder("title", "test", MatchPhraseQueryBuilder.class);
        assertQueryBuilder("title", "a", MatchPhraseQueryBuilder.class);
        assertQueryBuilder("title", "あ", PrefixQueryBuilder.class);
        assertQueryBuilder("title", "ああ", MatchPhraseQueryBuilder.class);
        assertQueryBuilder("title", "ア", PrefixQueryBuilder.class);
        assertQueryBuilder("title", "アア", MatchPhraseQueryBuilder.class);

Conversion scheme:

Source (English):

```
<abbr title="{full phrase}">{abbreviation}</abbr>
```

Result:

```
<abbr title="{full phrase} - {translation of full phrase}">{abbreviation}</abbr>
```

Examples:

Source (English):

```
<abbr title="Internet of Things">IoT</abbr>
<abbr title="Central Processing Unit">CPU</abbr>
<abbr title="too long; didn't read"><strong>TL;DR:</strong></abbr>
```

                                },
                            },
                            "msg": {"title": "Message", "type": "string"},
                            "type": {"title": "Error Type", "type": "string"},
                            "input": {"title": "Input"},
                            "ctx": {"title": "Context", "type": "object"},
                        },
                    },
                }

                                },
                            },
                            "msg": {"title": "Message", "type": "string"},
                            "type": {"title": "Error Type", "type": "string"},
                            "input": {"title": "Input"},
                            "ctx": {"title": "Context", "type": "object"},
                        },
                    },
                }

        assertTrue(messages.hasMessageOf("doc.title"));
        assertTrue(messages.hasMessageOf("doc.role"));
        assertTrue(messages.hasMessageOf("doc.boost"));
    }

    @Test
    public void test_validateFields_requiredFieldsPartiallyMissing() {
        final Map<String, Object> doc = new HashMap<>();
        doc.put("url", "https://example.com");
        doc.put("title", "Test Title");
        // role and boost are missing