New testing folder

test/files/bp/features/weighted_random_feature.json

@@ -0,0 +1,15 @@
+{
+  "format_version": "1.13.0",
+
+  "minecraft:weighted_random_feature": {
+    "description": {
+      "identifier": "weighted_random_features:weighted_random_feature"
+    },
+
+    "features": [
+      //The schema says float for weights, but the game truncates it. You should enforce integers.
+      ["weighted_random_features:weighted_random_feature_obsidian", 3],
+      ["weighted_random_features:weighted_random_feature_planks", 1]
+    ]
+  }
+}