✅ Add bitmap test for lsb

dojoengine · Sep 10, 2024 · 209fd45 · 209fd45
1 parent 87001b1
commit 209fd45
Showing 1 changed file with 13 additions and 0 deletions.
diff --git a/crates/map/src/helpers/bitmap.cairo b/crates/map/src/helpers/bitmap.cairo
@@ -184,4 +184,17 @@ mod tests {
         let bit = Bitmap::unset(0b1001010, 0);
         assert_eq!(bit, 0b1001010);
     }
+
+    #[test]
+    fn test_bitmap_least_significant_bit_null() {
+        let msb = Bitmap::least_significant_bit(0);
+        assert!(msb == 0, "Bitmap: least significant bit");
+    }
+
+    #[test]
+    fn test_bitmap_least_significant_bit() {
+        let bitmap: felt252 = 1234; // 10011010010
+        let msb = Bitmap::least_significant_bit(bitmap);
+        assert!(msb == 1, "Bitmap: least significant bit");
+    }
 }