add unit tests for weird under/dip inlining case

kaikalii · kaikalii · commit 7576c679111d · 2023-11-14T09:32:58.000-08:00
diff --git a/tests/under.ua b/tests/under.ua
@@ -45,3 +45,6 @@
 
 ⍤∶≍, ⍜⍉∘. ↯3_3⇡9
 ⍤∶≍, ⍜⍉∘. ↯2_3_4_5⇡120
+
+⍤∶≍, [1 20 30 4 5] ⍜(↙⊙↘)(×10) 2 1 [1 2 3 4 5]
+⍤∶≍, [10_20_30 4_5_6] [⍜⊙⇌(×10) [1 2 3] [4 5 6]]
