Add tests for upper bounds of shifts

nfurfaro · Oct 15, 2023 · 98fe352 · 98fe352
1 parent 917808c
commit 98fe352
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/test/Huffbits.t.sol b/test/Huffbits.t.sol
@@ -56,6 +56,10 @@ contract HuffbitsTest is Test {
         assertEq(huffbits.nibbleMask(63), 0x0FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF);
     }
 
+    function testFailNibbleMask() public {
+        huffbits.nibbleMask(64);
+    }
+
     function testByteMask() public {
         assertEq(huffbits.byteMask(0), 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF00);
         assertEq(huffbits.byteMask(1), 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF00FF);
@@ -65,6 +69,10 @@ contract HuffbitsTest is Test {
         assertEq(huffbits.byteMask(31), 0x00FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF);
     }
 
+    function testFailByteMask() public {
+        huffbits.byteMask(32);
+    }
+
     function testMultiMask() public {
         assertEq(huffbits.multiMask(0), 0);
         assertEq(huffbits.multiMask(1), 1);