1 files changed, 9 insertions, 0 deletions
diff --git a/test/ruby/test_compile_prism.rb b/test/ruby/test_compile_prism.rb
index b6ff666fb9..3b33908c52 100644
--- a/test/ruby/test_compile_prism.rb
+++ b/test/ruby/test_compile_prism.rb
@@ -209,6 +209,15 @@ module Prism
 
       assert_prism_eval("defined?(a(itself))")
       assert_prism_eval("defined?(itself(itself))")
+
+      # Method chain on a constant
+      assert_prism_eval(<<~RUBY)
+        class PrismDefinedNode
+          def m1; end
+        end
+
+        defined?(PrismDefinedNode.new.m1)
+      RUBY
     end
 
     def test_GlobalVariableReadNode