tugberkugurlu/1 - UserModuleTest.cs

## 1 - UserModuleTest.cs
using CsQuery;
using Nancy;
using Nancy.Testing;
using Should;
using Xunit;

public class UserModuleTest
{
    [Fact]
    public void WhenUserNotFound()
    {
        // given
        var bootstrapper = new ConfigurableBootstrapper(with =>
                                                            {
                                                                with.Dependency<FakeUserService>();
                                                                with.Module<UserModule>();
                                                            });
        var browser = new Browser(bootstrapper);

        // when
        var result = browser.Get("/user/1");

        // then
        result.StatusCode.ShouldEqual(HttpStatusCode.NotFound);
    }

    [Fact]
    public void WhenUserFound()
    {
        // given
        var bootstrapper = new ConfigurableBootstrapper(with =>
                                                            {
                                                                with.Dependency<FakeUserService>();
                                                                with.Module<UserModule>();
                                                            });
        var browser = new Browser(bootstrapper);

        // when
        var result = browser.Get("/user/3");

        // then
        result.StatusCode.ShouldEqual(HttpStatusCode.OK);

        var doc = CQ.Create(result.Body.AsString());
        doc.Find("#id").ToString().ShouldEqual("3");
        doc.Find("#name").ToString().ShouldEqual("Prabir");
    }
}

## 2 - User.cs
public class User
{
    public long Id { get; set; }
    public string Name { get; set; }
}

## 3. IUserService.cs
public interface IUserService
{
    User GetUser(long userId);
}

## 4 - SqlUserService
using Dapper;

public class SqlUserService : IUserService
{
    private readonly string connectionString;

    public SqlUserService()
        : this(ConfigurationManager.ConnectionStrings["DefaultConnectionString"].ConnectionString)
    {
    }

    public SqlUserService(string connectionString)
    {
        this.connectionString = connectionString;
    }

    public User GetUser(long userId)
    {
        using (var cn = new SqlConnection(this.connectionString))
        {
            const string sql = @"select * from user where id=@id";

            cn.Open();
            return cn.Query<User>(sql, new { id = userId }).SingleOrDefault();
        }
    }
}

## 5 - FakeUserService.cs
public class FakeUserService : IUserService
{
    public User GetUser(long userId)
    {
        if (userId == 3)
            return new User { Id = 3, Name = "Prabir" };

        return null;
    }
}

## 6 - UserModule.cs
public class UserModule : NancyModule
{
    public UserModule(IUserService userService)
        : base("/user")
    {
        Get["/{userId}"] =
            x =>
                {
                    long userId = x.userId;

                    var user = userService.GetUser(userId);
                    if (user == null)
                        return 404;

                    return View["user", user];
                };
    }
}

## 7- user.cshtml
@model User
<!DOCTYPE html>
<head>
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
    <title>sample nancyfx</title>
    <meta name="description" content="">
    <meta name="viewport" content="width=device-width">
</head>
<body>
    Id: <b id="userId">@Model.Id</b><br/>
    Name: <b id="name">@Model.Name</b>
</body>
	using CsQuery;
	using Nancy;
	using Nancy.Testing;
	using Should;
	using Xunit;

	public class UserModuleTest
	{
	[Fact]
	public void WhenUserNotFound()
	{
	// given
	var bootstrapper = new ConfigurableBootstrapper(with =>
	{
	with.Dependency<FakeUserService>();
	with.Module<UserModule>();
	});
	var browser = new Browser(bootstrapper);

	// when
	var result = browser.Get("/user/1");

	// then
	result.StatusCode.ShouldEqual(HttpStatusCode.NotFound);
	}

	[Fact]
	public void WhenUserFound()
	{
	// given
	var bootstrapper = new ConfigurableBootstrapper(with =>
	{
	with.Dependency<FakeUserService>();
	with.Module<UserModule>();
	});
	var browser = new Browser(bootstrapper);

	// when
	var result = browser.Get("/user/3");

	// then
	result.StatusCode.ShouldEqual(HttpStatusCode.OK);

	var doc = CQ.Create(result.Body.AsString());
	doc.Find("#id").ToString().ShouldEqual("3");
	doc.Find("#name").ToString().ShouldEqual("Prabir");
	}
	}
	public class User
	{
	public long Id { get; set; }
	public string Name { get; set; }
	}
	using Dapper;

	public class SqlUserService : IUserService
	{
	private readonly string connectionString;

	public SqlUserService()
	: this(ConfigurationManager.ConnectionStrings["DefaultConnectionString"].ConnectionString)
	{
	}

	public SqlUserService(string connectionString)
	{
	this.connectionString = connectionString;
	}

	public User GetUser(long userId)
	{
	using (var cn = new SqlConnection(this.connectionString))
	{
	const string sql = @"select * from user where id=@id";

	cn.Open();
	return cn.Query<User>(sql, new { id = userId }).SingleOrDefault();
	}
	}
	}
	public class FakeUserService : IUserService
	{
	public User GetUser(long userId)
	{
	if (userId == 3)
	return new User { Id = 3, Name = "Prabir" };

	return null;
	}
	}
	public class UserModule : NancyModule
	{
	public UserModule(IUserService userService)
	: base("/user")
	{
	Get["/{userId}"] =
	x =>
	{
	long userId = x.userId;

	var user = userService.GetUser(userId);
	if (user == null)
	return 404;

	return View["user", user];
	};
	}
	}
	@model User
	<!DOCTYPE html>
	<head>
	<meta charset="utf-8">
	<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
	<title>sample nancyfx</title>
	<meta name="description" content="">
	<meta name="viewport" content="width=device-width">
	</head>
	<body>
	Id: <b id="userId">@Model.Id</b><br/>
	Name: <b id="name">@Model.Name</b>
	</body>