--- /dev/null
+--TEST--
+SoapFault class: Invalid Fault code warning given? Can't be an empty string, an array of not 2 elements etc.
+--SKIPIF--
+<?php require_once('skipif.inc'); ?>
+--FILE--
+<?php
+$fault = new SoapFault("", "message"); // Can't be an empty string
+$fault = new SoapFault(0, "message"); // Can't be a non-string (except for null)
+$fault = new SoapFault("Sender", "message");
+echo get_class($fault) . "\n";
+$fault = new SoapFault(null, "message");
+echo get_class($fault) . "\n";
+$fault = new SoapFault(["more"], "message"); // two elements in array required
+$fault = new SoapFault(["m", "more", "superflous"], "message"); // two required
+$fault = new SoapFault(["more-ns", "Sender"], "message"); // two given
+echo get_class($fault);
+?>
+--EXPECTF--
+Warning: SoapFault::SoapFault(): Invalid fault code in %s on line %d
+
+Warning: SoapFault::SoapFault(): Invalid fault code in %s on line %d
+SoapFault
+SoapFault
+
+Warning: SoapFault::SoapFault(): Invalid fault code in %s on line %d
+
+Warning: SoapFault::SoapFault(): Invalid fault code in %s on line %d
+SoapFault