Add firewall exclusions for test executables (#244)

test/Templates.Test/Helpers/AddFirewallExclusion.cs

@@ -0,0 +1,65 @@
+using System;
+using System.Diagnostics;
+using System.IO;
+
+namespace Templates.Test.Helpers
+{
+    internal class AddFirewallExclusion : IDisposable
+    {
+        private bool _disposedValue = false;
+        private readonly string _exclusionPath;
+
+        public AddFirewallExclusion(string exclusionPath)
+        {
+            if (!File.Exists(exclusionPath))
+            {
+                throw new FileNotFoundException($"File {exclusionPath} was not found.");
+            }
+
+            _exclusionPath = exclusionPath;
+            var startInfo = new ProcessStartInfo
+            {
+                RedirectStandardError = true,
+                RedirectStandardOutput = true,
+                CreateNoWindow = true,
+                FileName = "cmd.exe",
+                Arguments = $"/c netsh advfirewall firewall add rule name=\"Allow {exclusionPath}\" dir=in action=allow program=\"{exclusionPath}\"",
+                UseShellExecute = false,
+                Verb = "runas",
+                WindowStyle = ProcessWindowStyle.Hidden,
+            };
+
+            Process.Start(startInfo);
+        }
+
+        public void Dispose()
+        {
+            Dispose(true);
+        }
+
+        private void Dispose(bool disposing)
+        {
+            if (!_disposedValue)
+            {
+                if (disposing)
+                {
+                    var startInfo = new ProcessStartInfo
+                    {
+                        RedirectStandardError = true,
+                        RedirectStandardOutput = true,
+                        CreateNoWindow = true,
+                        FileName = "cmd.exe",
+                        Arguments = $"/c netsh advfirewall firewall delete rule name=\"Allow {_exclusionPath}\"",
+                        UseShellExecute = false,
+                        Verb = "runas",
+                        WindowStyle = ProcessWindowStyle.Hidden,
+                    };
+
+                    Process.Start(startInfo);
+                }
+
+                _disposedValue = true;
+            }
+        }
+    }
+}

test/Templates.Test/Helpers/AspNetProcess.cs

@@ -74,15 +74,24 @@ namespace Templates.Test.Helpers
             {
                 var dllPath = publish ? $"{projectName}.dll" : $"bin/Debug/{framework}/{projectName}.dll";
                 _process = ProcessEx.Run(output, workingDirectory, DotNetMuxer.MuxerPathOrDefault(), $"exec {dllPath}", envVars: envVars);
+                _listeningUri = GetListeningUri(output);
             }
             else
             {
                 var exeFullPath = publish
                     ? Path.Combine(workingDirectory, $"{projectName}.exe")
                     : Path.Combine(workingDirectory, "bin", "Debug", framework, $"{projectName}.exe");
-                _process = ProcessEx.Run(output, workingDirectory, exeFullPath, envVars: envVars);
+                using (new AddFirewallExclusion(exeFullPath))
+                {
+                    _process = ProcessEx.Run(output, workingDirectory, exeFullPath, envVars: envVars);
+                    _listeningUri = GetListeningUri(output);
+                }
             }
 
+        }
+
+        private Uri GetListeningUri(ITestOutputHelper output)
+        {
             // Wait until the app is accepting HTTP requests
             output.WriteLine("Waiting until ASP.NET application is accepting connections...");
             var listeningMessage = _process
@@ -99,8 +108,7 @@ namespace Templates.Test.Helpers
                 listeningUrlString.Substring(listeningUrlString.LastIndexOf(':'));
 
             output.WriteLine("Sending requests to " + listeningUrlString);
-
+            return new Uri(listeningUrlString, UriKind.Absolute);
-            _listeningUri = new Uri(listeningUrlString, UriKind.Absolute);
         }
 
         public void AssertOk(string requestUrl)