Exercise 'type'

Author: svilen-mihaylov-elastic

x-pack/plugin/esql/src/test/java/org/elasticsearch/xpack/esql/analysis/VerifierTests.java

@@ -2336,7 +2336,7 @@ public void testMultiMatchOptions() {
         query("FROM test | WHERE MULTI_MATCH(\"Jean\", first_name, last_name, {\"operator\": \"AND\"})");
         query("FROM test | WHERE MULTI_MATCH(\"Jean\", first_name, last_name, {\"prefix_length\": 2})");
         query("FROM test | WHERE MULTI_MATCH(\"Jean\", first_name, last_name, {\"tie_breaker\": 1.0})");
-        // TODO: "type" option?
+        query("FROM test | WHERE MULTI_MATCH(\"Jean\", first_name, last_name, {\"type\": \"best_fields\"})");
 
         // Check all data types for available options
         DataType[] optionTypes = new DataType[] { INTEGER, LONG, FLOAT, DOUBLE, KEYWORD, BOOLEAN };

x-pack/plugin/esql/src/test/java/org/elasticsearch/xpack/esql/optimizer/LocalPhysicalPlanOptimizerTests.java

@@ -1662,7 +1662,8 @@ public void testMultiMatchOptionsPushDown() {
             from test
             | where MULTI_MATCH("Anna", first_name, last_name, {"slop": 10, "analyzer": "auto",
             "auto_generate_synonyms_phrase_query": "false", "fuzziness": "auto", "fuzzy_transpositions": false, "lenient": "false",
-            "max_expansions": 10, "minimum_should_match": 3, "operator": "AND", "prefix_length": 20, "tie_breaker": 1.0})
+            "max_expansions": 10, "minimum_should_match": 3, "operator": "AND", "prefix_length": 20, "tie_breaker": 1.0,
+            "type": "best_fields"})
             """;
         var plan = plannerOptimizer.plan(query);