diff --git a/test/detect.tal b/test/detect.tal
new file mode 100644
index 0000000..9bb92c6
--- /dev/null
+++ b/test/detect.tal
@@ -0,0 +1,20 @@
+|00 @System [
+    &unused $2 &expansion $2 &wst $1 &rst $1 &metadata $2
+    &red $2 &green $2 &blue $2 &debug $1 &state $1 ]
+
+|10 @Console [
+  &vect $2 &stdin $1 &pad1 $1 &proc-get $1 &host-get $1 &pad2 $1 &type $1
+  &stdout $1 &stderr $1 &proc-put $1 &pad3 $1 &param $2 &opts $1 &host-put $1 ]
+
+|0100
+    ;query .System/expansion DEO2
+    ;query/flags LDA2 #00ff EQU2 ?{ ;no !&done } ;yes
+    &done println #80 .System/state DEO BRK
+
+@query 03 10 ( uuid ) 0123 1250 d878 4462 bc41 d092 7645 a2fa &flags 0000
+
+@yes "ok: 20 "uxn11 20 "console 20 "detected 0a 00
+@no "FAIL: 20 "uxn11 20 "console 20 "NOT 20 "detected 0a 00
+
+@println ( s* -> )
+    &loop LDAk ?{ POP2 JMP2r } LDAk .Console/stdout DEO INC2 !&loop