gistfile1.cs

[TestFixture]
    public class moq
    {
        [Test]
        public void OnSearchRequest_ViewFiresEvent_EventIsHandled()
        {
            // Arrange
            Mock<IViewCienaUsers> view = new Mock<IViewCienaUsers>();
            CienaUsers cienaUsers = new CienaUsers(view.Object);

            // Act
            view.Raise(v => v.SearchForUsers += null, this, new SearchEventArgs());

            // Assert
            view.VerifySet(v => v.SearchResult = It.IsAny<List<IUser>>());

        }
    }

    public class CienaUsers
    {
        private readonly IViewCienaUsers viewCienaUsers;

        public CienaUsers(IViewCienaUsers viewCienaUsers)
        {
            this.viewCienaUsers = viewCienaUsers;
            this.viewCienaUsers.SearchForUsers += (sender, args) => viewCienaUsers.SearchResult = new List<IUser>();
        }
    }

    public interface IViewCienaUsers
    {
        List<IUser> SearchResult { get; set; }
        event EventHandler<SearchEventArgs> SearchForUsers;
    }

    public class SearchEventArgs : EventArgs
    {
    }

    public interface IUser
    {
    }