public void MultipleReceiveTicksAfterSuccessAreIgnored()
{
var orderServiceMoq = new Mock <IOrderService>();
var equityCode = "CODE1";
var quantity = 1;
var price = 1.23M;
orderServiceMoq.Setup(c => c.Buy(equityCode, quantity, price));
var equityOrder = new EquityOrder(orderServiceMoq.Object, 10);
equityOrder.ReceiveTick(equityCode, price);
equityOrder.ReceiveTick(equityCode, price);
equityOrder.ReceiveTick(equityCode, price);
equityOrder.ReceiveTick(equityCode, price);
orderServiceMoq.Verify(t => t.Buy(equityCode, quantity, price), Times.Once);
}
public void GivenPriceGoesBelowThresholdThenItPlacesOrder()
{
//Arrange
//Act
_equityOrder.ReceiveTick("MIC", 99.99M);
//Assert
_orderService.Verify(x => x.Buy("MIC", 100, 99.99M), Times.Once);
}
public void MultipleReceiveTicketsAfterFailureAreIgnored()
{
var orderServiceMoq = new Mock <IOrderService>();
var equityCode = "CODE1";
var quantity = 1;
var price = 1.23M;
var equityOrder = new EquityOrder(orderServiceMoq.Object, 10);
equityOrder.OrderPlaced += e => throw new Exception("error raised");
equityOrder.ReceiveTick(equityCode, price);
equityOrder.ReceiveTick(equityCode, price);
equityOrder.ReceiveTick(equityCode, price);
equityOrder.ReceiveTick(equityCode, price);
orderServiceMoq.Verify(t => t.Buy(equityCode, quantity, price), Times.Once);
}
public void TickReceivedAtOrAboveThreshold()
{
var orderServiceMoq = new Mock <IOrderService>();
var equityCode = "CODE1";
var quantity = 1;
var price = 10.23M;
var equityOrder = new EquityOrder(orderServiceMoq.Object, 10);
equityOrder.ReceiveTick(equityCode, price);
orderServiceMoq.Verify(t => t.Buy(equityCode, quantity, price), Times.Never);
}
public void TickBelowTreshhold_SuccessEventReceived()
{
// arrange
OrderPlacedEventArgs args = null;
OrderErroredEventArgs errorArgs = null;
_sut.OrderPlaced += evtArgs => { args = evtArgs; };
_sut.OrderErrored += evtArgs => { errorArgs = evtArgs; };
// act
_sut.ReceiveTick(EQUITY_CODE, TRESHOLD - 1);
// assert
Assert.IsNull(errorArgs);
Assert.IsTrue(_sut.Completed);
Assert.AreSame(EQUITY_CODE, args.EquityCode);
Assert.AreEqual(TRESHOLD - 1, args.Price);
_orderServiceMock.Verify(x => x.Buy(It.IsAny <string>(), It.IsAny <int>(), It.IsAny <decimal>()), Times.Once);
_orderServiceMock.Verify(x => x.Sell(It.IsAny <string>(), It.IsAny <int>(), It.IsAny <decimal>()),
Times.Never);
}
public void TickReceivedBelowThreshold()
{
var orderServiceMoq = new Mock <IOrderService>();
var equityCode = "CODE1";
var quantity = 1;
var price = 1.23M;
var actualEquityCode = string.Empty;
decimal?actualPrice = null;
var equityOrder = new EquityOrder(orderServiceMoq.Object, 10);
equityOrder.OrderPlaced += delegate(OrderPlacedEventArgs e)
{
actualEquityCode = e.EquityCode;
actualPrice = e.Price;
};
equityOrder.ReceiveTick(equityCode, price);
orderServiceMoq.Verify(t => t.Buy(equityCode, quantity, price), Times.Once);
Assert.AreEqual(equityCode, actualEquityCode);
Assert.AreEqual(price, actualPrice);
}
public void ReceiveTickShouldPlaceOrderForMatchedTickThresholdPrice()
{
_equityOrder.ReceiveTick(equityCode, priceBelowThreshhold);
_orderServiceMock.Verify(x => x.Buy(equityCode, quantity, priceBelowThreshhold));
_orderServiceMock.VerifyNoOtherCalls();
}
public void ReceiveTickShouldPlaceOrderForRelevantTickAndPrice()
{
equityOrder.ReceiveTick(relevantEquityCode, priceBelowThreshhold);
orderServiceMock.Verify(x => x.Buy(relevantEquityCode, quantity, priceBelowThreshhold));
orderServiceMock.VerifyNoOtherCalls();
}
