Add a test for the loot table's validity

common/src/comp/inventory/item/lottery.rs

@@ -44,4 +44,27 @@ impl<T> Lottery<T> {
             .unwrap_or_else(|i| i.saturating_sub(1))]
         .1
     }
+
+    pub fn iter(&self) -> impl Iterator<Item = &(f32, T)> { self.items.iter() }
+}
+
+#[cfg(test)]
+mod tests {
+    use crate::{
+        assets,
+        comp::inventory::item::{lottery::Lottery, Item},
+    };
+    #[test]
+    fn test_loot_table() {
+        let test = assets::load_expect::<Lottery<_>>("common.loot_table");
+        let test = test;
+
+        for (_, item) in test.iter() {
+            assert!(
+                assets::load::<Item>(item).is_ok(),
+                "Invalid loot table item '{}'",
+                item
+            );
+        }
+    }
 }