diff --git a/Test/D04parameter.ztst b/Test/D04parameter.ztst
index fba95cc..ec799f2 100644
--- a/Test/D04parameter.ztst
+++ b/Test/D04parameter.ztst
@@ -640,6 +640,11 @@
 >echo
 >$(|||) bar
 
+  foo="ZUI text-field example: zuitfieldtfield1_1''''1ZUI\[my_tfield1_width\]ZUI\[my_tfield1_start\]ZUI\[my_tfield1_data\]"
+  print "${#${(z@)foo}}"
+0:Test real-world data that once seemed to fail
+>4
+
   psvar=(dog)
   setopt promptsubst
   foo='It shouldn'\''t $(happen) to a %1v.'