public void remove_two_invalid_methods()
{
// remove two offending ship methods
var method1 = new HSShipMethod
{
EstimatedTransitDays = 1,
Cost = 5
};
var method2 = new HSShipMethod
{
EstimatedTransitDays = 2,
Cost = 10
};
var method3 = new HSShipMethod
{
EstimatedTransitDays = 3,
Cost = 15
};
var estimates = BuildEstimates(new[] { method1, method2, method3 });
var result = CheckoutIntegrationCommand.FilterSlowerRatesWithHighCost(estimates);
var methods = result[0].ShipMethods;
Assert.AreEqual(1, methods.Count);
Assert.AreEqual(5, methods[0].Cost);
}
public void dont_filter_valid_rates()
{
// preserve order, rates are already correct
var method1 = new HSShipMethod
{
EstimatedTransitDays = 1,
Cost = 25
};
var method2 = new HSShipMethod
{
EstimatedTransitDays = 2,
Cost = 15
};
var method3 = new HSShipMethod
{
EstimatedTransitDays = 3,
Cost = 5
};
var estimates = BuildEstimates(new[] { method1, method2, method3 });
var result = CheckoutIntegrationCommand.FilterSlowerRatesWithHighCost(estimates);
var methods = result[0].ShipMethods;
Assert.AreEqual(3, methods.Count);
Assert.AreEqual(25, methods[0].Cost);
Assert.AreEqual(15, methods[1].Cost);
Assert.AreEqual(5, methods[2].Cost);
}
public void handle_free_shipping()
{
// handle free shipping
var method1 = new HSShipMethod
{
EstimatedTransitDays = 1,
Cost = 15
};
var method2 = new HSShipMethod
{
EstimatedTransitDays = 2,
Cost = 0
};
var method3 = new HSShipMethod
{
EstimatedTransitDays = 3,
Cost = 5
};
var estimates = BuildEstimates(new[] { method1, method2, method3 });
var result = CheckoutIntegrationCommand.FilterSlowerRatesWithHighCost(estimates);
var methods = result[0].ShipMethods;
Assert.AreEqual(2, methods.Count);
Assert.AreEqual(15, methods[0].Cost);
Assert.AreEqual(0, methods[1].Cost);
}
public void handle_methods_with_same_rates()
{
// handle two estimates with same rates
// we do not want to filter out a slower estimate with the same rate
var method1 = new HSShipMethod
{
EstimatedTransitDays = 1,
Cost = 15
};
var method2 = new HSShipMethod
{
EstimatedTransitDays = 2,
Cost = 15
};
var method3 = new HSShipMethod
{
EstimatedTransitDays = 3,
Cost = 5
};
var estimates = BuildEstimates(new[] { method1, method2, method3 });
var result = CheckoutIntegrationCommand.FilterSlowerRatesWithHighCost(estimates);
var methods = result[0].ShipMethods;
Assert.AreEqual(3, methods.Count);
Assert.AreEqual(15, methods[0].Cost);
Assert.AreEqual(1, methods[0].EstimatedTransitDays);
Assert.AreEqual(5, methods[2].Cost);
Assert.AreEqual(3, methods[2].EstimatedTransitDays);
}
public void handle_mixed_order_by_transit_days()
{
// remove two offending ship methods, transit days ordered backwards
var method1 = new HSShipMethod
{
EstimatedTransitDays = 3,
Cost = 15
};
var method2 = new HSShipMethod
{
EstimatedTransitDays = 2,
Cost = 10
};
var method3 = new HSShipMethod
{
EstimatedTransitDays = 1,
Cost = 5
};
var estimates = BuildEstimates(new[] { method1, method2, method3 });
var result = CheckoutIntegrationCommand.FilterSlowerRatesWithHighCost(estimates);
var methods = result[0].ShipMethods;
Assert.AreEqual(1, methods.Count);
Assert.AreEqual(5, methods[0].Cost);
}