code snippets for "Using Generic TestFixtures To Run Tests In Multiple Browsers With WatiN" post

s1.cs

public abstract class ViewTest<TBrowser> where TBrowser : Browser, new()
{
    [TestFixtureSetUp]
    public void FixtureSetUp()
    {
        Browser = new TBrowser();
        Browser.GoTo(RootUrl);
    }
 
    [TestFixtureTearDown]
    public void FixtureTearDown()
    {
        if (Browser != null)
        {
            Browser.Dispose();
        }
    }
 
    [SetUp]
    public void SetUp()
    {
        DoSetUp();
    }
 
    protected TBrowser Browser { get; private set; }
 
    protected string RootUrl { get { return ConfigurationManager.AppSettings["RootUrl"]; } }
 
    protected virtual void DoSetUp() { }
}

s2.cs

[TestFixture(typeof(IE))]
[TestFixture(typeof(FireFox))]
public class ListCustomersTests<TBrowser> : ViewTest<TBrowser> where TBrowser : Browser, new()
{
    protected override void DoSetUp()
    {
        Browser.GoTo(RootUrl + "Customers");
    }
 
    [Test]
    public void ShowsErrorMessageWhenClickingProceedWithoutSelectingAnItemFromGrid()
    {
        var proceedButton = Browser.Button(button => button.Value == "Proceed");
        Assert.IsFalse(Browser.Para("selection_required").Exists);
        proceedButton.Click();
        Assert.That(Browser.Para("selection_required").Exists);
    }
}