public void GetTotalValue_NullSample_ThrowsException()
{
var subject = new DemoBroker(Mock.Of <IExchange>());
var exception = Expect.Throw <ArgumentNullException>(() => { subject.GetTotalValue(null); });
Assert.AreEqual("rate", exception.ParamName);
}
public void GetTotalValue_GoodSample_CalculatesCorrectly()
{
var sample = new Sample()
{
Value = 1.25M
};
var subject = new DemoBroker(Mock.Of <IExchange>());
var result = subject.GetTotalValue(sample);
Assert.AreEqual(22.50M, result);
}