Remove dotnet dependency to start WebListener (#8390)

WebListener.exe (which was already being built) is sufficient to start web listener. Remove the dependency on `dotnet` being present to start the web listener.

Use `Start-Process` instead of `Start-Job` to launch the WebListener.

test/powershell/Modules/Microsoft.PowerShell.Management/Test-Connection.Tests.ps1

@@ -257,19 +257,20 @@ Describe "Test-Connection" -tags "CI" {
             $result | Should -BeTrue
         }
     }
+}
 
-    Context "Connection" {
-        BeforeAll {
-            # Ensure the local host listen on port 80
-            $WebListener = Start-WebListener
-        }
+Describe "Connection" -Tag "CI", "RequireAdminOnWindows" {
+    BeforeAll {
+        # Ensure the local host listen on port 80
+        $WebListener = Start-WebListener
+        $UnreachableAddress = "10.11.12.13"
+    }
 
-        It "Test connection to local host port 80" {
-            Test-Connection '127.0.0.1' -TCPPort $WebListener.HttpPort | Should -BeTrue
-        }
+    It "Test connection to local host port 80" {
+        Test-Connection '127.0.0.1' -TCPPort $WebListener.HttpPort | Should -BeTrue
+    }
 
-        It "Test connection to unreachable host port 80" {
-            Test-Connection $UnreachableAddress -TCPPort 80 -TimeOut 1 | Should -BeFalse
-        }
+    It "Test connection to unreachable host port 80" {
+        Test-Connection $UnreachableAddress -TCPPort 80 -TimeOut 1 | Should -BeFalse
     }
 }

test/powershell/Modules/Microsoft.PowerShell.Utility/WebCmdlets.Tests.ps1

@@ -367,7 +367,7 @@ $redirectTests = @(
     @{redirectType = 'relative'; redirectedMethod = 'GET'}
 )
 
-Describe "Invoke-WebRequest tests" -Tags "Feature" {
+Describe "Invoke-WebRequest tests" -Tags "Feature", "RequireAdminOnWindows" {
     BeforeAll {
         $WebListener = Start-WebListener
     }
@@ -1785,7 +1785,7 @@ Describe "Invoke-WebRequest tests" -Tags "Feature" {
     }
 }
 
-Describe "Invoke-RestMethod tests" -Tags "Feature" {
+Describe "Invoke-RestMethod tests" -Tags "Feature", "RequireAdminOnWindows" {
     BeforeAll {
         $WebListener = Start-WebListener
     }
@@ -3069,7 +3069,7 @@ Describe "Invoke-RestMethod tests" -Tags "Feature" {
     }
 }
 
-Describe "Validate Invoke-WebRequest and Invoke-RestMethod -InFile" -Tags "Feature" {
+Describe "Validate Invoke-WebRequest and Invoke-RestMethod -InFile" -Tags "Feature", "RequireAdminOnWindows" {
     BeforeAll {
         $WebListener = Start-WebListener
     }
@@ -3149,7 +3149,7 @@ Describe "Validate Invoke-WebRequest and Invoke-RestMethod -InFile" -Tags "Featu
     }
 }
 
-Describe "Web cmdlets tests using the cmdlet's aliases" -Tags "CI" {
+Describe "Web cmdlets tests using the cmdlet's aliases" -Tags "CI", "RequireAdminOnWindows" {
     BeforeAll {
         $WebListener = Start-WebListener
     }

test/tools/Modules/WebListener/WebListener.psm1

@@ -120,7 +120,7 @@ function Start-WebListener
         }
 
         $initTimeoutSeconds  = 15
-        $appDll              = 'WebListener.dll'
+        $appExe              = (get-command WebListener).Path
         $serverPfx           = 'ServerCert.pfx'
         $serverPfxPassword   = New-RandomHexString
         $clientPfx           = 'ClientCert.pfx'
@@ -136,7 +136,7 @@ function Start-WebListener
         $Job = Start-Job {
             $path = Split-Path -parent (get-command WebListener).Path -Verbose
             Push-Location $path -Verbose
-            'appDLL: {0}' -f $using:appDll
+            'appEXE: {0}' -f $using:appExe
             'serverPfxPath: {0}' -f $using:serverPfxPath
             'serverPfxPassword: {0}' -f $using:serverPfxPassword
             'HttpPort: {0}' -f $using:HttpPort
@@ -144,14 +144,15 @@ function Start-WebListener
             'Tls11Port: {0}' -f $using:Tls11Port
             'TlsPort: {0}' -f $using:TlsPort
             $env:ASPNETCORE_ENVIRONMENT = 'Development'
-            dotnet $using:appDll $using:serverPfxPath $using:serverPfxPassword $using:HttpPort $using:HttpsPort $using:Tls11Port $using:TlsPort
+            & $using:appExe $using:serverPfxPath $using:serverPfxPassword $using:HttpPort $using:HttpsPort $using:Tls11Port $using:TlsPort
         }
+
         $Script:WebListener = [WebListener]@{
             HttpPort  = $HttpPort
             HttpsPort = $HttpsPort
             Tls11Port = $Tls11Port
             TlsPort   = $TlsPort
-            Job       = $Job
+            Job   = $Job
         }
 
         # Count iterations of $sleepMilliseconds instead of using system time to work around possible CI VM sleep/delays
@@ -172,8 +173,7 @@ function Start-WebListener
             $jobVerbose =  $Job.ChildJobs[0].Verbose | Out-String
             $Job | Stop-Job
             $Job | Remove-Job -Force
-            $message = 'WebListener did not start before the timeout was reached.{0}Errors:{0}{1}{0}Output:{0}{2}{0}Verbose:{0}{3}' -f
-                ([System.Environment]::NewLine), $jobErrors, $jobOutput, $jobVerbose
+            $message = 'WebListener did not start before the timeout was reached.{0}Errors:{0}{1}{0}Output:{0}{2}{0}Verbose:{0}{3}' -f ([System.Environment]::NewLine), $jobErrors, $jobOutput, $jobVerbose
             throw $message
         }
         return $Script:WebListener