diff --git a/tests/array_oop/main.jule b/tests/array_oop/main.jule
index 482b2655c..a3c998fc6 100644
--- a/tests/array_oop/main.jule
+++ b/tests/array_oop/main.jule
@@ -5,6 +5,6 @@
 fn main() {
     let arr0: [5]i32 = [0,0,0,0,0]
     let arr1: [6]i32 = [9,16,32,64,128,256]
-    outln(arr0.len)
-    outln((arr1).len)
+    assert(arr0.len == 5)
+    assert((arr1).len == 6)
 }