diff --git a/test/test_helper.rb b/test/test_helper.rb
index b64c11e57a519bb6534b20ea94743ce77c882798..6bdb8c7095bb1bd47dd47fc8d252c84b21f92503 100644
--- a/test/test_helper.rb
+++ b/test/test_helper.rb
@@ -66,6 +66,11 @@ def invoke_webhook(payload, extra_env: {})
 	end
 end
 
+def process_stanza(s)
+	SGXbwmsgsv2.send(:client).receive_data(s)
+	raise $panic if $panic
+end
+
 def xmpp_error_name(error)
 	error.find_first(
 		"child::*[name()!='text']",