diff --git a/NeoForge/build.gradle b/NeoForge/build.gradle
index fb8dfb5e..1af6e85b 100644
--- a/NeoForge/build.gradle
+++ b/NeoForge/build.gradle
@@ -42,11 +42,9 @@ dependencies {
 
     compileOnly "mezz.jei:jei-1.21-common-api:19.5.0.33"
     testCompileOnly "mezz.jei:jei-1.21-common-api:19.5.0.33"
-}
 
-tasks.named('test').configure {
-    //Disable builtin test as we have JUnit enabled in Xplat
-    enabled(false)
+    testImplementation "org.junit.jupiter:junit-jupiter-api:5.8.1"
+    testRuntimeOnly "org.junit.jupiter:junit-jupiter-engine:5.8.1"
 }
 
 TaskCollection.metaClass.excludingNeoTasks = { ->
diff --git a/NeoForge/src/test/java/vazkii/patchouli/ItemParsingTest.java b/NeoForge/src/test/java/vazkii/patchouli/ItemParsingTest.java
new file mode 100644
index 00000000..01fcec41
--- /dev/null
+++ b/NeoForge/src/test/java/vazkii/patchouli/ItemParsingTest.java
@@ -0,0 +1,70 @@
+package vazkii.patchouli;
+
+import net.minecraft.advancements.critereon.BlockPredicate;
+import net.minecraft.commands.arguments.item.ItemInput;
+import net.minecraft.core.Holder;
+import net.minecraft.core.HolderLookup;
+import net.minecraft.core.component.DataComponentPatch;
+import net.minecraft.core.component.DataComponents;
+import net.minecraft.core.registries.Registries;
+import net.minecraft.resources.ResourceKey;
+import net.minecraft.resources.ResourceLocation;
+import net.minecraft.server.MinecraftServer;
+import net.minecraft.world.item.AdventureModePredicate;
+import net.minecraft.world.item.Item;
+import net.minecraft.world.item.ItemStack;
+import net.minecraft.world.item.component.Unbreakable;
+import net.minecraft.world.item.enchantment.Enchantment;
+import net.minecraft.world.item.enchantment.Enchantments;
+import net.minecraft.world.item.enchantment.ItemEnchantments;
+import net.minecraft.world.level.block.Blocks;
+import net.neoforged.testframework.junit.EphemeralTestServerProvider;
+
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+
+import vazkii.patchouli.common.util.ItemStackUtil;
+
+import java.util.List;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+@ExtendWith(EphemeralTestServerProvider.class)
+public class ItemParsingTest {
+	private static final String ITEM_STRING = "minecraft:diamond_axe[minecraft:can_break={predicates:[{blocks:\"minecraft:oak_log\"}]},minecraft:unbreakable={show_in_tooltip:0b},minecraft:enchantments={levels:{\"minecraft:efficiency\":1}}]";
+	private static final ResourceKey<Item> ITEM_KEY = ResourceKey.create(Registries.ITEM, ResourceLocation.withDefaultNamespace("diamond_axe"));
+
+	private static Holder.Reference<Item> ITEM;
+	private static DataComponentPatch COMPONENTS;
+
+	@BeforeAll
+	public static void setup(MinecraftServer server) {
+		HolderLookup.Provider lookup = server.registryAccess();
+		HolderLookup.RegistryLookup<Item> items = lookup.lookupOrThrow(Registries.ITEM);
+		HolderLookup.RegistryLookup<Enchantment> enchantments = lookup.lookupOrThrow(Registries.ENCHANTMENT);
+		ItemEnchantments.Mutable mutable = new ItemEnchantments.Mutable(ItemEnchantments.EMPTY);
+		mutable.set(enchantments.getOrThrow(Enchantments.EFFICIENCY), 1);
+		ITEM = items.getOrThrow(ITEM_KEY);
+		COMPONENTS = DataComponentPatch.builder()
+				.set(DataComponents.CAN_BREAK, new AdventureModePredicate(List.of(BlockPredicate.Builder.block().of(Blocks.OAK_LOG).build()), true))
+				.set(DataComponents.UNBREAKABLE, new Unbreakable(false))
+				.set(DataComponents.ENCHANTMENTS, mutable.toImmutable())
+				.build();
+	}
+
+	@Test
+	public void testItemStackParsing(MinecraftServer server) {
+		List<ItemStack> result = ItemStackUtil.loadStackListFromString(ITEM_STRING, server.registryAccess());
+		assertEquals(1, result.size());
+		assertEquals(ITEM, result.getFirst().getItemHolder());
+		assertEquals(COMPONENTS, result.getFirst().getComponentsPatch());
+		assertEquals(1, result.getFirst().getCount());
+	}
+
+	@Test
+	public void testItemStackSerialization(MinecraftServer server) {
+		ItemInput input = new ItemInput(ITEM, COMPONENTS);
+		assertEquals(ITEM_STRING, input.serialize(server.registryAccess()));
+	}
+}