1 files changed, 21 insertions, 4 deletions
diff --git a/spec/ruby/core/refinement/refined_class_spec.rb b/spec/ruby/core/refinement/refined_class_spec.rb
index 00b65d0895..b532d9a773 100644
--- a/spec/ruby/core/refinement/refined_class_spec.rb
+++ b/spec/ruby/core/refinement/refined_class_spec.rb
@@ -1,8 +1,9 @@
-require_relative '../../spec_helper'
+require_relative "../../spec_helper"
+require_relative 'shared/target'
 
 describe "Refinement#refined_class" do
-  ruby_version_is "3.2"..."3.3" do
-    it "returns the class refined by the receiver" do
+  ruby_version_is ""..."3.4" do
+    it "has been deprecated in favour of Refinement#target" do
       refinement_int = nil
 
       Module.new do
@@ -11,7 +12,23 @@ describe "Refinement#refined_class" do
         end
       end
 
-      refinement_int.refined_class.should == Integer
+      -> {
+        refinement_int.refined_class
+      }.should complain(/warning: Refinement#refined_class is deprecated and will be removed in Ruby 3.4; use Refinement#target instead/)
+    end
+  end
+
+  ruby_version_is "3.4" do
+    it "has been removed" do
+      refinement_int = nil
+
+      Module.new do
+        refine Integer do
+          refinement_int = self
+        end
+      end
+
+      refinement_int.should_not.respond_to?(:refined_class)
     end
   end
 end