public void GetSingle_France_GetsCompanyATax()
        {
            //Arange
            var ioc = new IOC();
            ioc.Register<ICalculateTax>("CompanyATax", "UK");
            ioc.Register<ICalculateTax>("CompanyATax", "France");
            ioc.Register<ICalculateTax>("CompanyATax", "USA");

            //Act
            var item = ioc.GetSingleByCountry<ICalculateTax>("France");

            //Asert
            Assert.IsInstanceOfType(item, typeof(CompanyATax));
        }
        public void GetSingle_UK_GetsCompanyBUKTax_Value()
        {
            //Arange
            var ioc = new IOC();
            ioc.Register<ICalculateTax>("CompanyBUKTax", "UK");
            ioc.Register<ICalculateTax>("FranceTax", "France");
            ioc.Register<ICalculateTax>("USATax", "USA");

            //Act
            var item = ioc.GetSingleByCountry<ICalculateTax>("UK");
            item.Pay = 100;
            var value = item.CalculateTax();

            //Asert
            Assert.AreEqual(value, 90);
        }