Add Leaf JUnit test suite

leaf-server/paper-patches/features/0018-Specific-interval-TPS-API.patch

@@ -1,36 +0,0 @@
-From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
-From: Martijn Muijsers <martijnmuijsers@live.nl>
-Date: Wed, 30 Nov 2022 12:56:43 +0100
-Subject: [PATCH] Specific interval TPS API
-
-License: GPL-3.0 (https://www.gnu.org/licenses/gpl-3.0.html)
-Gale - https://galemc.org
-
-diff --git a/src/main/java/org/bukkit/craftbukkit/CraftServer.java b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
-index 3c671beafb9b0dafbf3ef9583244118462c4cab3..c01a6fa34b150b617da2a8094eaa51a92f37a49a 100644
---- a/src/main/java/org/bukkit/craftbukkit/CraftServer.java
-+++ b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
-@@ -3079,6 +3079,23 @@ public final class CraftServer implements Server {
-         };
-     }
- 
-+    // Gale start - specific interval TPS API
-+    @Override
-+    public double get1MinuteTPSAverage() {
-+        return net.minecraft.server.MinecraftServer.getServer().tps1.getAverage();
-+    }
-+
-+    @Override
-+    public double get5MinuteTPSAverage() {
-+        return net.minecraft.server.MinecraftServer.getServer().tps5.getAverage();
-+    }
-+
-+    @Override
-+    public double get15MinuteTPSAverage() {
-+        return net.minecraft.server.MinecraftServer.getServer().tps15.getAverage();
-+    }
-+    // Gale end - specific interval TPS API
-+
-     @Override
-     public void playSound(final net.kyori.adventure.sound.Sound sound) {
-         if (sound.seed().isEmpty()) org.spigotmc.AsyncCatcher.catchOp("play sound; cannot generate seed with world random");