c++ with visual studio selenium webdriver

using System;using Microsoft.VisualStudio.TestTools.UnitTesting;using OpenQA.Selenium;using OpenQA.Selenium.Firefox;using OpenQA.Selenium.Chrome;using OpenQA.Selenium.Support.UI; namespace SeleniumWebDevTesting{   [TestClass]   public class TestSelenium   {      static IWebDriver driverFF;      static IWebDriver driverGC;        [AssemblyInitialize]      public static void SetUp (TestContext context)      {         driverFF = new FirefoxDriver();         driverGC = new ChromeDriver();       }       [TestMethod]      public void TestChromeDriver()      {          driverGC.Navigate().GoToUrl("http://www.google.com/");         driverGC.FindElement(By.Id("lst-ib"))            .SendKeys("Tapas Pal Codeguru");         driverGC.FindElement(By.Id("lst-ib"))            .SendKeys(Keys.Enter);      }       [TestMethod]      public void TestFireFoxDriver()      {          driverGC.Navigate().GoToUrl("http://www.google.com/");         driverGC.FindElement(By.Id("lst-ib"))            .SendKeys("Tapas Pal Codeguru");         driverGC.FindElement(By.Id("lst-ib"))            .SendKeys(Keys.Enter);      }    }}