public void Generate_CarEvent_Payload()
{
CarDetails carDetails = JsonConvert.DeserializeObject <CarDetails>(FirstCarAddedPayload);
Event actualResult = carDetails.GenerateCarEvent(EventType.LapComplete);
Assert.AreEqual(ExpectedCarEvent, actualResult.ToString());
}
public void Throw_Exception_When_Invalid_EventType_Is_Used()
{
CarDetails carDetails = JsonConvert.DeserializeObject <CarDetails>(FirstCarAddedPayload);
carDetails.GenerateCarEvent(0);
}
/// <summary>
/// Process the Car Coordinates and update cache and publish relevant Status and Events
/// </summary>
/// <param name="carCoordinatesPayload"></param>
public void Process(string carCoordinatesPayload)
{
CarCoordinates currentCarDetails = JsonConvert.DeserializeObject <CarCoordinates>(carCoordinatesPayload);
if (_allCarDetailsCache.ContainsKey(currentCarDetails.CarIndex))
{
#region Update Car Details
CarDetails currentCarInformation = _allCarDetailsCache[currentCarDetails.CarIndex];
currentCarInformation.UpdateCarCoordinates(currentCarDetails);
currentCarInformation.UpdateCarSpeed();
currentCarInformation.UpdateRank(ReorderAllCarsAndGetCurrentCarsPosition(currentCarInformation));
#endregion
#region Publish Car Speed
PublisherClient.PublishMessage("carStatus", currentCarInformation.GenerateCarStatusPayload(StatusPayloadType.Speed));
#endregion
#region Update Position Of Car if Changed
if (currentCarInformation.Rank != currentCarInformation.PreviousRank)
{
PublisherClient.PublishMessage("carStatus", currentCarInformation.GenerateCarStatusPayload(StatusPayloadType.Position));
}
#endregion
#region Update Lap
if (CarLocationProcessor.FinishedLap(currentCarInformation))
{
PublisherClient.PublishMessage("events", currentCarInformation.GenerateCarEvent(EventType.LapComplete));
currentCarInformation.PreviousLapTime = currentCarDetails.TimeStamp;
currentCarInformation.LapNumber++;
}
#endregion
}
else
{
CarDetails carDetails = new CarDetails
{
CarLocationData = currentCarDetails,
Rank = -1,
CurrentSpeed = 0,
CarIndex = currentCarDetails.CarIndex,
DistancedTraveled = 0,
PreviousRank = 0,
AverageSpeedPerLap = new Dictionary <int, double>()
{
{ 1, 0.0 }
},
LapNumber = 1,
PreviousLapTime = currentCarDetails.TimeStamp
};
_allCarDetailsCache.Add(currentCarDetails.CarIndex, carDetails);
}
}