update external fib testpop_twice-move

1 files changed, 16 insertions, 8 deletions

diff --git a/tests/fib.tdy b/tests/fib.tdy
index 1dde6a8..b653be8 100644
--- a/tests/fib.tdy
+++ b/tests/fib.tdy
@@ -1,9 +1,17 @@
-a := 0
-b := 1
-
-for i := 0, i < 90, i = i + 1 {
-    c := a
-    a = b
-    b = c + b
+fib : fn int -> int = fn n: int -> int {
+    if n < 2 {
+        ret n
+    }
+    ret fib(n - 1) + fib(n - 2)
 }
-a <=> 2880067194370816120
+
+fib(25) <=> 75025
+
+// a := 0
+// b := 1
+// for i := 0, i < 90, i = i + 1 {
+//     c := a
+//     a = b
+//     b = c + b
+// }
+// a <=> 2880067194370816120