Updatig the test in yml

Author: Samiul-TheSoccerFan

rest-api-spec/src/yamlRestTest/resources/rest-api-spec/test/indices.create/10_basic.yml

@@ -221,7 +221,7 @@
       reason: "Update error message for unknown field type"
 
   - do:
-      catch: /bad_request/
+      catch: bad_request
       indices.create:
         index: test_index
         body:
@@ -240,7 +240,7 @@
       reason: "Update error message for unknown field type"
 
   - do:
-      catch: /bad_request/
+      catch: bad_request
       indices.create:
         index: test_index
         body:
@@ -250,7 +250,7 @@
                 type: invalid
 
   - match: { error.type: "mapper_parsing_exception" }
-  - match: { error.reason: "The mapper type [invalid] declared on field [content] does not exist. It might have been created within a future version or requires a plugin to be installed. Check the documentation." }
+  - match: { error.reason: "The mapper type [invalid] declared on runtime field [content] does not exist. It might have been created within a future version or requires a plugin to be installed. Check the documentation." }
 
 ---
 "Create index with invalid multi-field type":
@@ -259,7 +259,7 @@
       reason: "Update error message for unknown field type"
 
   - do:
-      catch: /bad_request/
+      catch: bad_request
       indices.create:
         index: test_index
         body:

server/src/main/java/org/elasticsearch/index/mapper/MapperFeatures.java

@@ -33,6 +33,9 @@ public class MapperFeatures implements FeatureSpecification {
     public static final NodeFeature SORT_FIELDS_CHECK_FOR_NESTED_OBJECT_FIX = new NodeFeature("mapper.nested.sorting_fields_check_fix");
     public static final NodeFeature DYNAMIC_HANDLING_IN_COPY_TO = new NodeFeature("mapper.copy_to.dynamic_handling");
     public static final NodeFeature DOC_VALUES_SKIPPER = new NodeFeature("mapper.doc_values_skipper");
+    static final NodeFeature UKNOWN_FIELD_MAPPING_UPDATE_ERROR_MESSAGE = new NodeFeature(
+        "mapper.unknown_field_mapping_update_error_message"
+    );
 
     @Override
     public Set<NodeFeature> getTestFeatures() {
@@ -54,7 +57,7 @@ public Set<NodeFeature> getTestFeatures() {
             TSDB_NESTED_FIELD_SUPPORT,
             SourceFieldMapper.SYNTHETIC_RECOVERY_SOURCE,
             ObjectMapper.SUBOBJECTS_FALSE_MAPPING_UPDATE_FIX,
-            ObjectMapper.UKNOWN_FIELD_MAPPING_UPDATE_ERROR_MESSAGE,
+            UKNOWN_FIELD_MAPPING_UPDATE_ERROR_MESSAGE,
             DOC_VALUES_SKIPPER
         );
     }

server/src/main/java/org/elasticsearch/index/mapper/ObjectMapper.java

@@ -50,9 +50,6 @@ public class ObjectMapper extends Mapper {
     private static final DeprecationLogger deprecationLogger = DeprecationLogger.getLogger(ObjectMapper.class);
     public static final FeatureFlag SUB_OBJECTS_AUTO_FEATURE_FLAG = new FeatureFlag("sub_objects_auto");
     static final NodeFeature SUBOBJECTS_FALSE_MAPPING_UPDATE_FIX = new NodeFeature("mapper.subobjects_false_mapping_update_fix");
-    static final NodeFeature UKNOWN_FIELD_MAPPING_UPDATE_ERROR_MESSAGE = new NodeFeature(
-        "mapper.unknown_field_mapping_update_error_message"
-    );
 
     public static final String CONTENT_TYPE = "object";
     static final String STORE_ARRAY_SOURCE_PARAM = "store_array_source";