[TEST] Restore copy_to, double and float randomized testing (elastic#120906)

Partial rollback of elastic#120859, these data types seem fine.

Author: kkrik-es

test/framework/src/main/java/org/elasticsearch/logsdb/datageneration/FieldType.java

@@ -11,6 +11,8 @@
 
 import org.elasticsearch.logsdb.datageneration.datasource.DataSource;
 import org.elasticsearch.logsdb.datageneration.fields.leaf.ByteFieldDataGenerator;
+import org.elasticsearch.logsdb.datageneration.fields.leaf.DoubleFieldDataGenerator;
+import org.elasticsearch.logsdb.datageneration.fields.leaf.FloatFieldDataGenerator;
 import org.elasticsearch.logsdb.datageneration.fields.leaf.IntegerFieldDataGenerator;
 import org.elasticsearch.logsdb.datageneration.fields.leaf.KeywordFieldDataGenerator;
 import org.elasticsearch.logsdb.datageneration.fields.leaf.LongFieldDataGenerator;
@@ -26,7 +28,9 @@ public enum FieldType {
     UNSIGNED_LONG("unsigned_long"),
     INTEGER("integer"),
     SHORT("short"),
-    BYTE("byte");
+    BYTE("byte"),
+    DOUBLE("double"),
+    FLOAT("float");
 
     private final String name;
 
@@ -42,6 +46,8 @@ public FieldDataGenerator generator(String fieldName, DataSource dataSource) {
             case INTEGER -> new IntegerFieldDataGenerator(fieldName, dataSource);
             case SHORT -> new ShortFieldDataGenerator(fieldName, dataSource);
             case BYTE -> new ByteFieldDataGenerator(fieldName, dataSource);
+            case DOUBLE -> new DoubleFieldDataGenerator(fieldName, dataSource);
+            case FLOAT -> new FloatFieldDataGenerator(fieldName, dataSource);
         };
     }
 

test/framework/src/main/java/org/elasticsearch/logsdb/datageneration/datasource/DefaultMappingParametersHandler.java

@@ -32,8 +32,7 @@ public DataSourceResponse.LeafMappingParametersGenerator handle(DataSourceReques
 
         return new DataSourceResponse.LeafMappingParametersGenerator(switch (request.fieldType()) {
             case KEYWORD -> keywordMapping(request, map);
-            case LONG, INTEGER, SHORT, BYTE, UNSIGNED_LONG -> plain(map);
-
+            case LONG, INTEGER, SHORT, BYTE, DOUBLE, FLOAT, UNSIGNED_LONG -> plain(map);
         });
     }
 
@@ -61,8 +60,7 @@ private Supplier<Map<String, Object>> keywordMapping(
                     .collect(Collectors.toSet());
 
                 if (options.isEmpty() == false) {
-                    // TODO: re-enable once #120831 is resolved
-                    // injected.put("copy_to", ESTestCase.randomFrom(options));
+                    injected.put("copy_to", ESTestCase.randomFrom(options));
                 }
             }