public sealed class EventSpotter

Public NotInheritable Class EventSpotter

using System;
using ContentStudio.EventActions.SynchronousEventHandlers;
using ContentStudio.EventActions.SynchronousEventHandlers.Spotlijster;
using Microsoft.VisualStudio.TestTools.UnitTesting;

namespace TestOfSyncHandlers
{
    //This represents the event handler you would like to test
    public class OnBeforeDocumentSaveImpl : BeforeDocumentSaveSyncHandler
    {
        protected override void DoWork()
        {
            //Your code goes here
        }

        //If your event handler needs some clean up, it should be done
        //in the overridable Dispose method.
        protected override void Dispose(bool disposing)
        {  
            //Your cleanup code goes here
            base.Dispose(disposing);
        }  
    }

    //Code for testing an event handler outside of Content Studio
    [TestClass]
    public class TestMethods
    {
        [TestMethod]
        public void TestBeforeDocumentSave()
        {
            using (var handler = new BeforeDocumentSaveImpl())
            {
                var activator = new EventSpotter();
                //Activate the event handler, this will call your implementation
                //with mocked data so the handler can be tested and debugged.
                activator.ActivateWithEptdocument2(handler, "OnBeforeDocumentSave", null, null);

                //Do some asserts
                Assert.IsFalse(String.IsNullOrEmpty(handler.Content as string));
                Assert.IsNotNull(handler.EptContent);
                Assert.IsTrue(handler.EptContent.Count > 0);
            }
        }
    }
}