TFS, Automated Testing and Continuous Integration

using System;
using System.Text;
using System.Collections.Generic;
using System.Linq;
using System.ServiceProcess;
using System.Configuration;
using Microsoft.VisualStudio.TestTools.UnitTesting;

namespace PostDeploymentTests
{
    [TestClass]
    public class WindowsServiceTest
    {
        [TestMethod]
        [TestCategory("PostDeployment")]
        public void TestSimpleWindowsService()
        {
            // This value is updated by the build workflow
            string hostName = ConfigurationManager.AppSettings["TestEnvironment"];

            TestWindowsService("SimpleWindowsService", hostName);
        }

        private void TestWindowsService(string serviceName, string hostName)
        {
            using (ServiceController sc = new ServiceController(serviceName, hostName))
            {
                // Ensure the service is running
                if (!(sc.Status == ServiceControllerStatus.Running))
                {
                    WindowsServiceHelper.StartService(serviceName, hostName);

                    // This will wait up to a minute for the service to be started
                    bool isRunning = WindowsServiceHelper.PollServiceStatus(serviceName, hostName, 60, 1000, ServiceControllerStatus.Running);

                    if(!isRunning)
                        throw new AssertFailedException(string.Format("Service {0} is not running and cannot be started", serviceName));
                }
            }
        }
    }
}