public void AsType_ContainingWrongType_ThrowsInvalidCastException()
{
var blist = new BList {
1, "2", 3
};
Action action = () => blist.AsType <BNumber>();
action.ShouldThrow <InvalidCastException>();
}
public void AsType_ConvertsToListOfType()
{
var blist = new BList {
1, 2, 3
};
var bnumbers = blist.AsType <BNumber>();
bnumbers.Should()
.HaveCount(3)
.And.ContainItemsAssignableTo <BNumber>()
.And.ContainInOrder(blist);
}