From 12a7483d4dbcbb0b35d55eebc9378d9aa4e85024 Mon Sep 17 00:00:00 2001
From: embeddedt <42941056+embeddedt@users.noreply.github.com>
Date: Fri, 28 Apr 2023 22:06:35 -0400
Subject: [PATCH] Add large registry test option

---
 .../java/org/embeddedt/modernfix/ModernFix.java     | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/src/main/java/org/embeddedt/modernfix/ModernFix.java b/src/main/java/org/embeddedt/modernfix/ModernFix.java
index 5a761ba3..5ee1161f 100644
--- a/src/main/java/org/embeddedt/modernfix/ModernFix.java
+++ b/src/main/java/org/embeddedt/modernfix/ModernFix.java
@@ -5,8 +5,10 @@ import net.minecraft.Util;
 import net.minecraft.server.level.ChunkHolder;
 import net.minecraft.server.level.ChunkMap;
 import net.minecraft.server.level.ServerLevel;
+import net.minecraft.world.item.Item;
 import net.minecraftforge.api.distmarker.Dist;
 import net.minecraftforge.common.MinecraftForge;
+import net.minecraftforge.event.RegistryEvent;
 import net.minecraftforge.eventbus.api.EventPriority;
 import net.minecraftforge.eventbus.api.SubscribeEvent;
 import net.minecraftforge.fml.*;
@@ -21,6 +23,7 @@ import net.minecraftforge.fml.event.server.FMLServerStoppedEvent;
 import net.minecraftforge.fml.javafmlmod.FMLJavaModLoadingContext;
 import net.minecraftforge.fml.loading.FMLLoader;
 import net.minecraftforge.fml.network.FMLNetworkConstants;
+import net.minecraftforge.registries.ForgeRegistries;
 import org.apache.commons.lang3.tuple.Pair;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
@@ -101,6 +104,7 @@ public class ModernFix {
         MinecraftForge.EVENT_BUS.register(this);
         FMLJavaModLoadingContext.get().getModEventBus().addListener(this::commonSetup);
         FMLJavaModLoadingContext.get().getModEventBus().addListener(this::onLoadComplete);
+        FMLJavaModLoadingContext.get().getModEventBus().addGenericListener(Item.class, this::registerItems);
         DistExecutor.unsafeRunWhenOn(Dist.CLIENT, () -> () -> MinecraftForge.EVENT_BUS.register(new ModernFixClient()));
         ModLoadingContext.get().registerExtensionPoint(ExtensionPoint.DISPLAYTEST, () -> Pair.of(() -> FMLNetworkConstants.IGNORESERVERONLY, (a, b) -> true));
         ModLoadingContext.get().registerConfig(ModConfig.Type.COMMON, ModernFixConfig.COMMON_CONFIG);
@@ -111,6 +115,15 @@ public class ModernFix {
         ModFileScanDataDeduplicator.deduplicate();
     }
 
+    private void registerItems(RegistryEvent<Item> event) {
+        if(Boolean.getBoolean("modernfix.largeRegistryTest")) {
+            Item.Properties props = new Item.Properties();
+            for(int i = 0; i < 1000000; i++) {
+                ForgeRegistries.ITEMS.register(new Item(props).setRegistryName("modernfix", "item_" + i));
+            }
+        }
+    }
+
     private static boolean dfuModPresent() {
         for(String modId : new String[] { "lazydfu", "datafixerslayer" }) {
             if(ModList.get().isLoaded(modId))