1 files changed, 36 insertions, 0 deletions
diff --git a/test/ruby/test_compile_prism.rb b/test/ruby/test_compile_prism.rb
index ed37995929..8a4e03910e 100644
--- a/test/ruby/test_compile_prism.rb
+++ b/test/ruby/test_compile_prism.rb
@@ -633,6 +633,42 @@ module Prism
       )
     end
 
+    def test_CallOrWriteNode
+      test_prism_eval(<<-CODE
+        def Object.test_call_or_write_node; end;
+        def Object.test_call_or_write_node=(val)
+          val
+        end
+        Object.test_call_or_write_node ||= 1
+      CODE
+      )
+
+      test_prism_eval(<<-CODE
+        def Object.test_call_or_write_node
+          "str"
+        end
+        Object.test_call_or_write_node ||= 1
+      CODE
+      )
+
+      test_prism_eval(<<-CODE
+        def self.test_call_or_write_node; end;
+        def self.test_call_or_write_node=(val)
+          val
+        end
+        self.test_call_or_write_node ||= 1
+      CODE
+      )
+
+      test_prism_eval(<<-CODE
+        def self.test_call_or_write_node
+          "str"
+        end
+        self.test_call_or_write_node ||= 1
+      CODE
+      )
+    end
+
     def test_KeywordHashNode
       assert_prism_eval("[a: [:b, :c]]")
     end