Update tests

Author: skiplabsdaniel

skiplang/prelude/tests/skfs/StressTest.sk

@@ -591,7 +591,7 @@ fun updateProgram(
   i: Int,
 ): Program {
   !prog.diffs = prog.diffs.map((_, diff) ->
-    diff.map((_, arr) -> arr.map(x -> x + i))
+    diff.map((_, arr) -> arr.map(x -> SKStore.IntFile(x.value + i)))
   );
   !prog.inputs = prog.inputs.map(input -> {
     dirName = SKStore.DirName::create(input.name);

skiplang/prelude/tests/skfs/TestSubDir.sk

@@ -142,7 +142,9 @@ fun testSubSubDirUnit(): void {
       SKStore.IntFile::type,
       context,
       SKStore.DirName::create("/subDir2/"),
-      (_context, writer, key, values) ~> writer.set(key, values.first + 1),
+      (_context, writer, key, values) ~>
+        writer.set(key, SKStore.IntFile(values.first.value + 1))
+      ,
     );
     _ = dir1.map(
       SKStore.IID::keyType,