public void Buy_ZeroQuantity_ThrowsException()
{
var subject = new Binance(Mock.Of <IWebSocket>(), Mock.Of <IBinanceClient>(), Mock.Of <ITime>());
var e = Expect.ThrowAsync <ArgumentException>(async() => {
await subject.Buy(new Sample(), 0);
});
Assert.AreEqual("quantity", e.ParamName);
}
public void Buy_NotInitialized_ThrowsException()
{
var subject = new Binance(Mock.Of <IWebSocket>(), Mock.Of <IBinanceClient>(), Mock.Of <ITime>());
var e = Expect.ThrowAsync <InvalidOperationException>(async() => {
await subject.Buy(new Sample(), 1);
});
Assert.AreEqual("Cannot Buy until Initialized", e.Message);
}
public void Buy_NullRate_ThrowsException()
{
var subject = new Binance(Mock.Of <IWebSocket>(), Mock.Of <IBinanceClient>(), Mock.Of <ITime>());
var e = Expect.ThrowAsync <ArgumentNullException>(async() => {
await subject.Buy(null, 1);
});
Assert.AreEqual("rate", e.ParamName);
}
public void Buy_TransactionLessThanMinQuantity_ReturnsNull()
{
var binanceClient = InitBinanceClientMock();
var subject = new Binance(Mock.Of <IWebSocket>(), binanceClient.Object, Mock.Of <ITime>());
subject.Initialize(Assets.BTC, Assets.USDT).Wait();
var result = subject.Buy(new Sample()
{
Value = 10000M
}, 1).Result;
Assert.IsNull(result);
binanceClient.Verify(m => m.CreateOrder(It.IsAny <CreateOrderRequest>()), Times.Never());
}
public void Buy_TransactionMoreThanMinQuantity_SubmitsAndReturnsOrder()
{
var binanceClient = InitBinanceClientMock();
binanceClient.Setup(m => m.CreateOrder(It.Is <CreateOrderRequest>(r =>
r.Symbol == "BTCUSDT" &&
r.Side == OrderSide.Buy &&
r.Type == OrderType.Market &&
r.Quantity == 0.0009M
))).ReturnsAsync(new ResultCreateOrderResponse()
{
ClientOrderId = "123"
});
var subject = new Binance(Mock.Of <IWebSocket>(), binanceClient.Object, Mock.Of <ITime>());
subject.Initialize(Assets.BTC, Assets.USDT).Wait();
var result = subject.Buy(new Sample()
{
Value = 10000M
}, 10).Result;
Assert.AreEqual("123", result.Id);
}