patch 9.1.0219: Vim9: No enum support

Problem:  No enum support
Solution: Implement enums for Vim9 script
          (Yegappan Lakshmanan)

closes: #14224

Signed-off-by: Yegappan Lakshmanan <yegappan@yahoo.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/testing.c b/src/testing.c
index 0d731da..33de3a5 100644
--- a/src/testing.c
+++ b/src/testing.c
@@ -1091,9 +1091,8 @@
 	case VAR_SPECIAL:
 	case VAR_STRING:
 	case VAR_INSTR:
-	case VAR_CLASS:
-	case VAR_OBJECT:
 	    break;
+
 	case VAR_JOB:
 #ifdef FEAT_JOB_CHANNEL
 	    if (argvars[0].vval.v_job != NULL)
@@ -1132,6 +1131,14 @@
 	    if (argvars[0].vval.v_dict != NULL)
 		retval = argvars[0].vval.v_dict->dv_refcount - 1;
 	    break;
+	case VAR_CLASS:
+	    if (argvars[0].vval.v_class != NULL)
+		retval = argvars[0].vval.v_class->class_refcount - 1;
+	    break;
+	case VAR_OBJECT:
+	    if (argvars[0].vval.v_object != NULL)
+		retval = argvars[0].vval.v_object->obj_refcount - 1;
+	    break;
 	case VAR_TYPEALIAS:
 	    if (argvars[0].vval.v_typealias != NULL)
 		retval = argvars[0].vval.v_typealias->ta_refcount - 1;