RedirectService.cs

public class RedirectService : IDisposable
{
    readonly IRedirectStrategy redirectEngine;
    private Sites sites;

    public RedirectService(IRedirectStrategy redirectEngine)
    {
        this.redirectEngine = redirectEngine;
        this.redirectEngine.Initialize();
        this.InitializeRedirectUrls();
    }

    public void TestRedirects()
    {
        bool shouldFail = false;

        foreach (var currentSite in this.sites.Site)
        {
            Uri baseUri = new Uri(currentSite.Url);

            foreach (var currentRedirect in currentSite.Redirects.Redirect)
            {
                Uri currentFromUrl = new Uri(baseUri, currentRedirect.From);
                Uri currentToUrl = new Uri(baseUri, currentRedirect.To);

                string currentSitesUrl = this.redirectEngine.NavigateToFromUrl(currentFromUrl.AbsoluteUri);
                try
                {
                    Assert.AreEqual<string>(currentToUrl.AbsoluteUri, currentSitesUrl);
                    Console.WriteLine(string.Format("{0} \n OK", currentFromUrl));
                }
                catch (Exception)
                {
                    shouldFail = true;
                    Console.WriteLine(string.Format("{0} \n was NOT redirected to \n {1}", currentFromUrl, currentToUrl));
                }
            }
        }
        if (shouldFail)
        {
            throw new Exception("There were incorrect redirects!");
        }
    }

    public void Dispose()
    {
        redirectEngine.Dispose();
    }

    private void InitializeRedirectUrls()
    {
        XmlSerializer deserializer = new XmlSerializer(typeof(Sites));
        TextReader reader = new StreamReader(@"redirect-URLs.xml");
        this.sites = (Sites)deserializer.Deserialize(reader);
        reader.Close();
    }
}