public void ExchangeGetCreateTest()
{
// make sure get exchange api calls serve up the same instance
var ex1 = ExchangeAPI.GetExchangeAPI <ExchangeGeminiAPI>();
var ex2 = ExchangeAPI.GetExchangeAPI(ExchangeName.Gemini);
Assert.AreSame(ex1, ex2);
Assert.IsInstanceOfType(ex2, typeof(ExchangeGeminiAPI));
// make sure create exchange serves up new instances
var ex3 = ExchangeAPI.CreateExchangeAPI <ExchangeGeminiAPI>();
Assert.AreNotSame(ex3, ex2);
// make sure a bad exchange name throws correct exception
Assert.ThrowsException <ApplicationException>(() =>
{
ExchangeAPI.GetExchangeAPI("SirExchangeNotAppearingInThisFilm");
});
}
