E2ETests: Refactor initial class structure

Tests/E2ETests/WinAppDriver.cs

@@ -0,0 +1,27 @@
+using System.Diagnostics;
+
+namespace Tests.E2ETests {
+    public class WinAppDriver : IDisposable {
+
+        public const string WinAppDriverUrl = "http://127.0.0.1:4723";
+        private const string WinAppDriverPath = @"C:\Program Files (x86)\Windows Application Driver\WinAppDriver.exe";
+        private readonly Process WinAppDriverProcess;
+
+        public WinAppDriver() {
+            WinAppDriverProcess = Process.Start(new ProcessStartInfo(WinAppDriverPath) {
+                //UseShellExecute = true,
+                //Verb = "runas",  // run as administrator
+                RedirectStandardInput = true,
+                EnvironmentVariables = {
+                //    { "DX.UITESTINGENABLED", "1" },
+                }
+            })!;
+        }
+
+        public void Dispose() {
+            GC.SuppressFinalize(this);
+            WinAppDriverProcess.StandardInput.WriteLine("");
+            WinAppDriverProcess.Dispose();
+        }
+    }
+}