Switch FileSystemCache to use checked artifact deserialization

lib/cache/Cargo.toml

@@ -20,6 +20,7 @@ blake3 = "1.0"
 criterion = "0.3"
 tempfile = "3.4.0"
 rand = "0.8.3"
+wasmer = { path = "../api", version = "=3.3.0", default-features = false, features = ["sys", "cranelift"] }
 wasmer-compiler-singlepass = { path = "../compiler-singlepass", version = "=3.3.0" }
 
 [features]
@@ -28,4 +29,4 @@ filesystem = []
 blake3-pure = ["blake3/pure"]
 
 [package.metadata.docs.rs]
-features = ["wasmer/sys"]
+features = ["wasmer/sys"]

lib/cache/src/filesystem.rs

@@ -127,3 +127,25 @@ impl Cache for FileSystemCache {
         Ok(())
     }
 }
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn test_fs_cache() {
+        let dir = tempfile::tempdir().unwrap();
+
+        let mut cache = FileSystemCache::new(dir.path()).unwrap();
+
+        let engine = wasmer::Engine::default();
+
+        let bytes = include_bytes!("../../wasi/tests/envvar.wasm");
+
+        let module = Module::from_binary(&engine, bytes).unwrap();
+        let key = Hash::generate(bytes);
+
+        cache.store(key, &module).unwrap();
+        let _restored = unsafe { cache.load(&engine, key).unwrap() };
+    }
+}