public void AddContainsAndRemoveWork()
{
var symbol = new Symbol(SecurityIdentifier.GenerateBase(_symbol, Market.USA), _symbol);
var collection = new PortfolioTargetCollection();
var target = new PortfolioTarget(symbol, 1);
collection.Add(target);
Assert.AreEqual(collection.Count, 1);
Assert.IsTrue(collection.Contains(target));
Assert.IsTrue(collection.Remove(target));
Assert.AreEqual(collection.Count, 0);
}