1 files changed, 36 insertions, 0 deletions
diff --git a/bootstraptest/test_ractor.rb b/bootstraptest/test_ractor.rb
index bf80b94cc7..ef1e6afcac 100644
--- a/bootstraptest/test_ractor.rb
+++ b/bootstraptest/test_ractor.rb
@@ -1502,4 +1502,40 @@ assert_equal "ok", %q{
   "ok"
 }
 
+assert_equal "ok", %q{
+  def foo(*); ->{ super }; end
+  begin
+    Ractor.make_shareable(foo)
+  rescue Ractor::IsolationError
+    "ok"
+  end
+}
+
+assert_equal "ok", %q{
+  def foo(**); ->{ super }; end
+  begin
+    Ractor.make_shareable(foo)
+  rescue Ractor::IsolationError
+    "ok"
+  end
+}
+
+assert_equal "ok", %q{
+  def foo(...); ->{ super }; end
+  begin
+    Ractor.make_shareable(foo)
+  rescue Ractor::IsolationError
+    "ok"
+  end
+}
+
+assert_equal "ok", %q{
+  def foo((x), (y)); ->{ super }; end
+  begin
+    Ractor.make_shareable(foo([], []))
+  rescue Ractor::IsolationError
+    "ok"
+  end
+}
+
 end # if !ENV['GITHUB_WORKFLOW']