NumberBindingFixture.cs

    [TestFixture]
    public class NumberBindingFixture
    {
        private CultureInfo _currentCulture;
        private CultureInfo _currentUICulture;
        private Model _model;
        private string _rawValue;
        private double _expectedNumber;

        [SetUp]
        public void Setup()
        {
            _currentCulture = Thread.CurrentThread.CurrentCulture;
            _currentUICulture = Thread.CurrentThread.CurrentUICulture;

            // Faroese
            Thread.CurrentThread.CurrentCulture = CultureInfo.GetCultureInfo("fo-FO");
            Thread.CurrentThread.CurrentUICulture = CultureInfo.GetCultureInfo("fo-FO");


            // Arrange
            _expectedNumber = 12345.67;
            _rawValue = "12.345,67";

            // Binding
            var resolver = ObjectResolver.Basic();
            var data = new InMemoryRequestData();
            data["NullableDecimal"] = _rawValue;
            data["Decimal"] = _rawValue;
            var result = resolver.BindModel(typeof(Model), data);
            _model = result.Value.As<Model>();
        }

        [TearDown]
        public void TearDown()
        {
            Thread.CurrentThread.CurrentCulture = _currentCulture;
            Thread.CurrentThread.CurrentUICulture = _currentUICulture;
        }

        [Test]
        public void decimal_property_test()
        {
            _model.Decimal.ShouldEqual(_expectedNumber); // green
        }

        [Test]
        public void nullable_decimal_property_test()
        {
            _model.NullableDecimal.ShouldEqual(_expectedNumber); // red
        }

        public class Model
        {
            public decimal Decimal { get; set; }
            public decimal? NullableDecimal { get; set; }
        }

    }