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require 'spec_helper'

describe Users::OauthCallbacksController, "handle facebook authentication callback" do
  
  describe "#annonymous user" do
    context "when facebook email doesn't exist in the system" do
      before(:each) do
        stub_env_for_omniauth

        get :facebook

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[TestMethod]
public void ToSlugShouldReturnJustSlug()
{
   var value = "^&*#$Slug    testing ?? @3 with--- some-tokens!.";
   var expected = "slug-testing-3-with-some-tokens";
   var actual = value.ToSlug();
   Assert.AreEqual(expected, actual);
}

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public static string ToSlug(this string target)
{
  var pattern = @"[^0-9a-zA-Z]+";
  return Regex.Replace(target, pattern, "-")
              .Trim('-')
              .ToLowerInvariant();
}

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if (user.PostedPostCount > 1000
&& user.LastActivityDate >= DateTime.Today.AddMonths(-3))
{
       // do something
}

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// Is it Gold Partner?
if (user.PostedPostCount > 1000 
&& user.LastActivityDate >= DateTime.Today.AddMonths(-3)) 
{
 // do something
}

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if (user.IsGoldPartner()) 
{
 // do something
}

public class User
{
       public int PostedPostCount { get; set; }
       public DateTime LastActivityDate { get; set; }
       public bool IsGoldPartner()

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public static class DateTimeExtensions
{
    public static bool IsAfter(this DateTime current, DateTime value)
    {
        return current > value;
    }

    public static bool IsBefore(this DateTime current, DateTime value)
    {
        return current < value;

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[TestClass]
public class DateTimeExtensionTest
{
    [TestMethod]
    public void FiveMinAgoShouldBeBeforeCurrent()
    {
        var current = DateTime.Now;
        var fiveMinAgo = current.AddMinutes(-5);

        Assert.IsTrue(fiveMinAgo.IsBefore(current));

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public class FormulaSample : ObservableBase
{
    private decimal a;
    public decimal A
    {
       get { return a; }
       set
       {
          this.a = value;
          RaisePropertyChanged("A");

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public class Formula<T> : INotifyPropertyChanged
{
    public event PropertyChangedEventHandler PropertyChanged = delegate { };

    private readonly Func<T> formula;
    private readonly INotifyPropertyChanged source;

    public Formula(INotifyPropertyChanged source, Func<T> formula, params string[] dependencyProperties)
    {
       this.source = source;