public void TestShortAddQuantity()
{
var inventory = new InventoryGroupDefault(symbol);
inventory.Change(10, -1000);
Assert.AreEqual(inventory.BreakEven, 10);
inventory.Change(11, -666);
Assert.AreEqual(Math.Round(inventory.BreakEven, 2), 10.4);
var howManyToAdd = inventory.QuantityToChange(13);
Assert.AreEqual(-740, howManyToAdd);
inventory.Change(13, howManyToAdd);
Assert.AreEqual(Math.Round(inventory.BreakEven, 2), 11.2);
}
public void TestLongAddQuantity()
{
var inventory = new InventoryGroupDefault(symbol);
inventory.Change(10, 1000);
Assert.AreEqual(inventory.BreakEven, 10);
inventory.Change(9, 666);
Assert.AreEqual(Math.Round(inventory.BreakEven, 2), 9.6);
var howManyToAdd = inventory.QuantityToChange(7);
Assert.AreEqual(740, howManyToAdd);
inventory.Change(7, howManyToAdd);
Assert.AreEqual(Math.Round(inventory.BreakEven, 2), 8.8);
}