1 files changed, 2 insertions, 4 deletions
diff --git a/actioncable/test/connection/string_identifier_test.rb b/actioncable/test/connection/string_identifier_test.rb
index 6d53e249cb..4cb58e7fd0 100644
--- a/actioncable/test/connection/string_identifier_test.rb
+++ b/actioncable/test/connection/string_identifier_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 require "stubs/test_server"
 
@@ -36,8 +38,4 @@ class ActionCable::Connection::StringIdentifierTest < ActionCable::TestCase
       @connection.process
       @connection.send :on_open
     end
-
-    def close_connection
-      @connection.send :on_close
-    end
 end