Add VRChat and GitHub packages to Unity project

Assets/Udon/Editor/UnityEditorTests/UICompilerTests.cs

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+using System.Collections.Generic;
+using NUnit.Framework;
+using UnityEditor;
+using UnityEngine;
+using UINew = VRC.Udon.Editor.ProgramSources.UdonGraphProgram.UI.GraphView;
+using VRC.Udon.Editor.ProgramSources.UdonGraphProgram;
+using VRC.Udon.Graph;
+using VRC.Udon.Editor;
+
+namespace Tests
+{
+    public class UICompilerTests
+    {
+        [Test]
+        public void CompareAssemblies()
+        {
+            // Cache Udon Graph View window for reuse
+            var graphViewWindow = EditorWindow.GetWindow<UINew.UdonGraphWindow>();
+
+            // Loop through every asset in project
+            var assets = AssetDatabase.FindAssets("t:UdonGraphProgramAsset");
+            foreach (string guid in assets)
+            {
+                // Compile assembly from copy of existing asset
+                string path = AssetDatabase.GUIDToAssetPath(guid);
+                var legacyData = GetDataFromAssetAtPath(path);
+                var legacyAssembly = UdonEditorManager.Instance.CompileGraph(legacyData, null, out Dictionary<string, (string uid, string fullName, int index)> _, out Dictionary<string, (object value, System.Type type)> heapDefaultValues);
+
+                // Compile assembly from copy of asset loaded into new graph
+                var newAsset = ScriptableObject.CreateInstance<UdonGraphProgramAsset>();
+                newAsset.graphData = new UdonGraphData(legacyData);
+                // This function loads the asset and reserializes it
+                var newData = graphViewWindow.GetGraphDataFromAsset(newAsset);
+                var newAssembly = UdonEditorManager.Instance.CompileGraph(newData, null, out Dictionary<string, (string uid, string fullName, int index)> _, out Dictionary<string, (object value, System.Type type)> heapDefaultValues1);
+
+                Assert.AreEqual(newAssembly, legacyAssembly);
+            }
+            graphViewWindow.Close();
+        }
+
+        public UdonGraphData GetDataFromAssetAtPath(string path)
+        {
+            var targetAsset = AssetDatabase.LoadAssetAtPath<UdonGraphProgramAsset>(path);
+            return new UdonGraphData(targetAsset.graphData);
+
+        }
+    }
+}