Using initialized variables

SharingVariableTest.cs

using System;
using Microsoft.VisualStudio.TestTools.UnitTesting;
using OpenQA.Selenium;
using OpenQA.Selenium.Chrome;

namespace GoogleTest
{
    [TestClass]
    public class SharingVariableTest
    {
        private string homePageUrl;

        [TestInitialize]
        public void Initialize()
        {
            this.homePageUrl = "http://www.google.co.uk"; ;
        }

        [TestMethod]
        public void TestThatUsesInitializedVariable()
        {
            IWebDriver driver = new ChromeDriver();

            //Notice navigation is slightly different than the Java version
            //This is because 'get' is a keyword in C#
            driver.Navigate().GoToUrl(this.homePageUrl);

            // Find the text input element by its name
            IWebElement query = driver.FindElement(By.Name("q"));

            // Enter something to search for
            query.SendKeys("Cheese");

            // Now submit the form. WebDriver will find the form for us from the element
            query.Submit();

        }
    }
}