message: Improved assertion based on suggestion
diff: @@ -14,7 +14,7 @@ fn test_serialize() -> Result<()> {
  let module = Module::new(&store, wat)?;
  let serialized_bytes = module.serialize()?;
  - assert!(serialized_bytes.len() > 0);
  + assert!(!serialized_bytes.is_empty());
  Ok(())
  }
  