public void PickOne_can_pick_from_multi_item_list()
{
var sut = new InefficientRandomizer <object>();
var result = sut.PickOne(new[] { new object(), new object() });
Assert.IsNotNull(result);
}
public void PickOne_can_pick_from_single_item_list()
{
var singleCandidate = new object();
var sut = new InefficientRandomizer <object>();
var result = sut.PickOne(new[] { singleCandidate });
Assert.AreEqual(singleCandidate, result);
}
public void PickOne_wont_accept_null()
{
var sut = new InefficientRandomizer <object>();
var exception = Assert.ThrowsException <ArgumentNullException>(
() => sut.PickOne(null)
);
Assert.AreEqual("candidates", exception.ParamName);
}
