Fix tests

Author: jordan-powers

rest-api-spec/src/yamlRestTest/resources/rest-api-spec/test/logsdb/10_settings.yml

@@ -276,7 +276,7 @@ override sort order settings:
                 type: text
 
   - match: { error.type: "illegal_argument_exception" }
-  - match: { error.reason: "index.sort.fields:[] index.sort.order:[asc, asc], size mismatch" }
+  - match: { error.reason: "setting [index.sort.order] requires [index.sort.field] to be configured" }
 
 ---
 override sort missing settings:
@@ -312,7 +312,7 @@ override sort missing settings:
                 type: text
 
   - match: { error.type: "illegal_argument_exception" }
-  - match: { error.reason: "index.sort.fields:[] index.sort.missing:[_last, _first], size mismatch" }
+  - match: { error.reason: "setting [index.sort.missing] requires [index.sort.field] to be configured" }
 
 ---
 override sort mode settings:
@@ -348,7 +348,7 @@ override sort mode settings:
                 type: text
 
   - match: { error.type: "illegal_argument_exception" }
-  - match: { error.reason: "index.sort.fields:[] index.sort.mode:[MAX, MAX], size mismatch" }
+  - match: { error.reason: "setting [index.sort.mode] requires [index.sort.field] to be configured" }
 
 ---
 override sort field using nested field type in sorting:

server/src/main/java/org/elasticsearch/index/IndexSortConfig.java

@@ -192,6 +192,9 @@ public static FieldSortSpec[] getDefaultSortSpecs(Settings settings) {
             }
 
             String indexMode = settings.get(IndexSettings.MODE.getKey());
+            if (indexMode != null) {
+                indexMode = indexMode.toLowerCase(Locale.ROOT);
+            }
 
             if (IndexMode.TIME_SERIES.getName().equals(indexMode)) {
                 return TIME_SERIES_SORT;

server/src/test/java/org/elasticsearch/index/LogsIndexModeTests.java

@@ -74,7 +74,7 @@ public void testDefaultHostNameSortWithOrder() {
                     .build()
             )
         );
-        assertEquals("index.sort.fields:[] index.sort.order:[desc], size mismatch", exception.getMessage());
+        assertEquals("setting [index.sort.order] requires [index.sort.field] to be configured", exception.getMessage());
     }
 
     public void testDefaultHostNameSortWithMode() {
@@ -90,7 +90,7 @@ public void testDefaultHostNameSortWithMode() {
                     .build()
             )
         );
-        assertEquals("index.sort.fields:[] index.sort.mode:[MAX], size mismatch", exception.getMessage());
+        assertEquals("setting [index.sort.mode] requires [index.sort.field] to be configured", exception.getMessage());
     }
 
     public void testDefaultHostNameSortWithMissing() {
@@ -106,7 +106,7 @@ public void testDefaultHostNameSortWithMissing() {
                     .build()
             )
         );
-        assertEquals("index.sort.fields:[] index.sort.missing:[_first], size mismatch", exception.getMessage());
+        assertEquals("setting [index.sort.missing] requires [index.sort.field] to be configured", exception.getMessage());
     }
 
     public void testCustomSortField() {

x-pack/plugin/logsdb/src/yamlRestTest/resources/rest-api-spec/test/30_logsdb_default_mapping.yml

@@ -1099,8 +1099,7 @@ create logsdb data stream with custom empty sorting:
         index: $backing_index
 
   - match: { [email protected]: date }
-  - match: { .$backing_index.mappings.properties.host.properties.name.type: keyword }
-  - match: { .$backing_index.mappings.properties.host.properties.name.ignore_above: 1024 }
+  - match: { .$backing_index.mappings.properties.host: null }
 
 ---
 create logsdb data stream with custom sorting on timestamp: