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[assembly: WebActivator.PreApplicationStartMethod(typeof(Mvc4Sandbox.App_Start.StructuremapMvc), "Start")]

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public class RedirectedConsole : IDisposable
{
    readonly TextWriter outBefore;
    readonly TextWriter errBefore;
    readonly StringWriter console;

    public RedirectedConsole()
    {
        console = new StringWriter();
        outBefore = Console.Out;

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        static string linebreaks_wp(string body)
        {
            if (body.Trim() == "")
                return "";

            //Ensure all newlines are simply \n and that we end with a \n
            body = body.Replace("\r\n", "\n")
                       .Replace("\r", "\n");
            body = body + "\n";

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using System;
using System.Diagnostics.CodeAnalysis;

public static class Maybe
{
    public static bool Try<T>(Func<T> maybeGetValue, [NotNullWhen(true)] out T output)
    {
        output = maybeGetValue();

        return output != null;

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namespace ContactList.Core.Domain
{
    using System;

    public abstract class Entity
    {
        public Guid Id { get; set; }
    }

    public class Contact : Entity

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    public abstract class Entity
    {
        public Guid Id { get; set; }
    }

    public class Customer : Entity
    {
        public Customer()
        {
            Orders = new List<Order>();

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public class ContactsContext : DbContext
{
    private DbContextTransaction _currentTransaction;

    ...

    public void BeginTransaction()
    {
        if (_currentTransaction != null)
            return;

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public class ExampleDbContext : DbContext
{
    private DbContextTransaction _currentTransaction;

    ...

    public void BeginTransaction()
    {
        if (_currentTransaction != null)
            return;

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public static class Assertions
{
    public static void ShouldMatch<T>(this T actual, T expected)
        => Json(actual).ShouldEqual(Json(expected), "Expected two objects to match on all properties.");

    private static string Json<T>(T actual)
        => JsonConvert.SerializeObject(actual, Formatting.Indented);

    ...
}

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public class UnitOfWork : ActionFilterAttribute
{
    public override void OnActionExecuting(ActionExecutingContext filterContext)
    {
        var database = DependencyResolver.Current.GetService<ContactsContext>();

        database.BeginTransaction();
    }

    public override void OnActionExecuted(ActionExecutedContext filterContext)