public void GetAllOrderByIsOK()
 {
     var context = new CarContext();
     var testContext = new EFRepository<Car,int>(context);
     context.Car.ToList().ForEach(r => testContext.Delete(r));
     testContext.Save();
     var car = new Car()
     {
         CarName = "Ford",
         CarPrice = 100000
     };
     var car1 = new Car()
     {
         CarName = "Toyota",
         CarPrice = 99999
     };
     testContext.Insert(car);
     testContext.Insert(car1);
     testContext.Save();
     var cars = testContext.GetList(r => r.CarPrice == 100000, null, "").ToList();
     Assert.AreEqual(cars.Count, 1);
     Assert.AreEqual(cars.FirstOrDefault().CarName, "Ford");
     Assert.AreEqual(cars.FirstOrDefault().CarPrice, 100000);
 }