Test-WebRequest.class.ps1

using namespace System
using namespace System.Net
using namespace System.Text
using namespace System.IO

class Test
{
    # Specify the URL to receive the request.
    static Run([string[]]$arguments)
    {
        [HttpWebRequest]$request = [HttpWebRequest][WebRequest]::Create($arguments[0]);

        #  Set some reasonable limits on resources used by this request
        $request.MaximumAutomaticRedirections = 4;
        $request.MaximumResponseHeadersLength = 4;
        #  Set credentials to use for this request.
        $request.Credentials = [CredentialCache]::DefaultCredentials;
        [HttpWebResponse]$response = [HttpWebResponse]$request.GetResponse();

        Write-Host ("Content length is {0}" -f $response.ContentLength);
        Write-Host ("Content type is {0}" -f $response.ContentType);
            
        #  Get the stream associated with the response.
        [Stream]$receiveStream = $response.GetResponseStream();

        #  Pipes the stream to a higher level stream reader with the required encoding format. 
        [StreamReader]$readStream = [StreamReader]::new($receiveStream, [Encoding]::UTF8);

        Write-Host ("Response stream received.");
        Write-Host ($readStream.ReadToEnd());
        $response.Close();
        $readStream.Close();
    }
}