Update deprecation_warning_subscriber.rb

config/initializers/deprecation_warning_subscriber.rb

@@ -50,4 +50,14 @@ def emit_warning_to_slack_alerts_channel(event)
       .new(url: ENV["SLACK_DISPATCH_ALERT_URL"])
       .send_notification(event.payload[:message], slack_alert_title, SLACK_ALERT_CHANNEL)
   end
+
+  def raise_if_fixed_deprecation_triggered(event)
+    # Checking for deprecated message in development and test environments
+    if Rails.env.development? || Rails.env.test?
+      if event.payload[:message].include?("The success? predicate is deprecated")
+        message = "Fixed deprecation warning triggered: #{event.payload[:message]}"
+        raise DeprecationWarning, message
+      end
+    end
+  end
 end