public void EfficientService_PopSellPrices_PopsSellPricesThatAreLessThanOrEqualToTheBuyDate()
{
// Arrange
var svc = new EfficientService();
var sellPrices = new Stack <StockPrice>(new[]
{
sp(1, 1),
sp(2, 1),
sp(3, 1),
// We'll use a buy date of 1/3/2019, so this should be the first
// element in the stack once we're done.
sp(4, 1),
sp(5, 1),
sp(6, 1),
}.Reverse()); // It's a stack, so we have to reverse it.
// Act
svc.PopSellPrices(sellPrices, sp(3, 1).DateTime);
// Assert
Assert.AreEqual(3, sellPrices.Count);
Assert.AreEqual(sp(4, 1), sellPrices.Pop());
Assert.AreEqual(sp(5, 1), sellPrices.Pop());
Assert.AreEqual(sp(6, 1), sellPrices.Pop());
}
