Fix DummyInitializer unit test to bootstrap without errors (ViaVersion#3965)

Author: FlorianMichael

common/src/test/java/com/viaversion/viaversion/common/dummy/DummyInitializer.java

@@ -19,7 +19,6 @@
 
 import com.viaversion.viaversion.ViaManagerImpl;
 import com.viaversion.viaversion.api.Via;
-import com.viaversion.viaversion.protocol.ProtocolManagerImpl;
 
 public final class DummyInitializer {
 
@@ -31,7 +30,10 @@ public static void init() {
         }
 
         initialized = true;
-        Via.init(new ViaManagerImpl(new TestPlatform(), null, null, null));
-        ((ProtocolManagerImpl) Via.getManager().getProtocolManager()).registerProtocols();
+        Via.init(new ViaManagerImpl(new TestPlatform(), new TestInjector(), null, new TestLoader()));
+
+        final ViaManagerImpl manager = (ViaManagerImpl) Via.getManager();
+        manager.init();
+        manager.onServerLoaded();
     }
 }

common/src/test/java/com/viaversion/viaversion/common/dummy/TestInjector.java

@@ -0,0 +1,44 @@
+/*
+ * This file is part of ViaVersion - https://github.com/ViaVersion/ViaVersion
+ * Copyright (C) 2016-2024 ViaVersion and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.viaversion.viaversion.common.dummy;
+
+import com.google.gson.JsonObject;
+import com.viaversion.viaversion.api.platform.ViaInjector;
+import com.viaversion.viaversion.api.protocol.version.ProtocolVersion;
+
+public class TestInjector implements ViaInjector {
+
+    @Override
+    public void inject() {
+    }
+
+    @Override
+    public void uninject() {
+
+    }
+
+    @Override
+    public ProtocolVersion getServerProtocolVersion() {
+        return ProtocolVersion.v1_15_2;
+    }
+
+    @Override
+    public JsonObject getDump() {
+        return null;
+    }
+}

common/src/test/java/com/viaversion/viaversion/common/dummy/TestLoader.java

@@ -0,0 +1,31 @@
+/*
+ * This file is part of ViaVersion - https://github.com/ViaVersion/ViaVersion
+ * Copyright (C) 2016-2024 ViaVersion and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.viaversion.viaversion.common.dummy;
+
+import com.viaversion.viaversion.api.platform.ViaPlatformLoader;
+
+public class TestLoader implements ViaPlatformLoader {
+
+    @Override
+    public void load() {
+    }
+
+    @Override
+    public void unload() {
+    }
+}