public void CompactPositionReporting_Encode_Produces_Correct_Results_For_CPR101_Tables()
{
// The values for this test are all taken directly from the transition latitude test tables in 1090-WP30-12 Proposed New Appendix CPR101.
var worksheet = new ExcelWorksheetData(TestContext);
var numberOfBits = worksheet.Byte("Bits");
var oddFormat = worksheet.Bool("OddFormat");
var latitude = worksheet.Double("Latitude");
var longitude = worksheet.Double("Longitude");
var globalCoordinate = new GlobalCoordinate(latitude, longitude);
var expectedLatitude = Convert.ToInt32(worksheet.String("ExpectedLatitude"), 16);
var expectedLongitude = Convert.ToInt32(worksheet.String("ExpectedLongitude"), 16);
var dataRow = worksheet.Int("DataRow"); // helps set conditional breakpoints, VSTS doesn't always process rows in ascending order as they appear in the worksheet
// In testing some of the input latitudes and longitudes couldn't produce the expected results from table 6-1 etc. of 1090-WP30-12 because of small
// rounding errors in the handling of doubles. Switching to decimals didn't help and it would make the code slower because the FPU doesn't work with
// decimals. So the "RELatitude" and "RELongitude" columns were added - if they are empty then the code is expected to produce the values in
// the Expected columns, which corresponds with the test results from 1090-WP30-12, but if they contain values then these are the actual results after
// the rounding error has had its wicked way. In most cases they are 1 out for latitude but that can move the resolved latitude into a different NL and produce
// a large difference in longitude. There are very few of these anomalies, they represent errors of a few feet and as this isn't going into an aircraft I can't
// say I'm too bothered about them. However I do want them to be obvious in the test data, hence the reason for adding new columns rather than just changing
// the expected results.
int?reLatitude = null;
int?reLongitude = null;
if (worksheet.String("RELatitude") != null)
{
reLatitude = Convert.ToInt32(worksheet.String("RELatitude"), 16);
reLongitude = Convert.ToInt32(worksheet.String("RELongitude"), 16);
}
var coordinate = _Cpr.Encode(globalCoordinate, oddFormat, numberOfBits);
Assert.AreEqual(reLatitude ?? expectedLatitude, coordinate.Latitude);
Assert.AreEqual(reLongitude ?? expectedLongitude, coordinate.Longitude);
Assert.AreEqual(numberOfBits, coordinate.NumberOfBits);
Assert.AreEqual(oddFormat, coordinate.OddFormat);
}
public void CompactPositionReporting_LocalDecode_Produces_Correct_Results_For_CPR101_Tables()
{
// The values for this test are all taken directly from the transition latitude test tables in 1090-WP30-12 Proposed New Appendix CPR101
var worksheet = new ExcelWorksheetData(TestContext);
var numberOfBits = worksheet.Byte("Bits");
var oddFormat = worksheet.Bool("OddFormat");
var encodedLatitude = Convert.ToInt32(worksheet.String("ExpectedLatitude"), 16);
var encodedLongitude = Convert.ToInt32(worksheet.String("ExpectedLongitude"), 16);
var expectedLatitude = worksheet.Double("Latitude");
var expectedLongitude = worksheet.Double("Longitude");
var cprCoordinate = new CompactPositionReportingCoordinate(encodedLatitude, encodedLongitude, oddFormat, numberOfBits);
// The reference latitude and longitude is set to roughly 50km of the expected latitude and longitude
double?referenceLatitude, referenceLongitude;
GreatCircleMaths.Destination(expectedLatitude, expectedLongitude, 45, 50, out referenceLatitude, out referenceLongitude);
var referenceCoordinate = new GlobalCoordinate(referenceLatitude.Value, referenceLongitude.Value);
var dataRow = worksheet.Int("DataRow"); // helps set conditional breakpoints, VSTS doesn't always process rows in ascending order as they appear in the worksheet
var decodedCoordinate = _Cpr.LocalDecode(cprCoordinate, referenceCoordinate);
// We need to accept 180 and -180 as being the same longitude, taking into account rounding errors
if (expectedLongitude == -180.0 && decodedCoordinate.Longitude > 179.9999999999)
{
expectedLongitude = 180.0;
}
else if (expectedLongitude == 180.0 && decodedCoordinate.Longitude < -179.9999999999)
{
expectedLongitude = -180.0;
}
Assert.AreEqual(expectedLatitude, decodedCoordinate.Latitude, 0.0008); // The CPR tables cover all latitudes, sometimes the rounding introduced by selecting the midpoint of a zone can be quite large
Assert.AreEqual(expectedLongitude, decodedCoordinate.Longitude, 0.000000000001); // This can have a lower tolerance as the CPR101 tables aren't testing longitude zone boundaries so much
}
public void CompactPositionReporting_Encode_Produces_Correct_Results_For_CPR101_Tables()
{
// The values for this test are all taken directly from the transition latitude test tables in 1090-WP30-12 Proposed New Appendix CPR101.
var worksheet = new ExcelWorksheetData(TestContext);
var numberOfBits = worksheet.Byte("Bits");
var oddFormat = worksheet.Bool("OddFormat");
var latitude = worksheet.Double("Latitude");
var longitude = worksheet.Double("Longitude");
var globalCoordinate = new GlobalCoordinate(latitude, longitude);
var expectedLatitude = Convert.ToInt32(worksheet.String("ExpectedLatitude"), 16);
var expectedLongitude = Convert.ToInt32(worksheet.String("ExpectedLongitude"), 16);
var dataRow = worksheet.Int("DataRow"); // helps set conditional breakpoints, VSTS doesn't always process rows in ascending order as they appear in the worksheet
// In testing some of the input latitudes and longitudes couldn't produce the expected results from table 6-1 etc. of 1090-WP30-12 because of small
// rounding errors in the handling of doubles. Switching to decimals didn't help and it would make the code slower because the FPU doesn't work with
// decimals. So the "RELatitude" and "RELongitude" columns were added - if they are empty then the code is expected to produce the values in
// the Expected columns, which corresponds with the test results from 1090-WP30-12, but if they contain values then these are the actual results after
// the rounding error has had its wicked way. In most cases they are 1 out for latitude but that can move the resolved latitude into a different NL and produce
// a large difference in longitude. There are very few of these anomalies, they represent errors of a few feet and as this isn't going into an aircraft I can't
// say I'm too bothered about them. However I do want them to be obvious in the test data, hence the reason for adding new columns rather than just changing
// the expected results.
int? reLatitude = null;
int? reLongitude = null;
if(worksheet.String("RELatitude") != null) {
reLatitude = Convert.ToInt32(worksheet.String("RELatitude"), 16);
reLongitude = Convert.ToInt32(worksheet.String("RELongitude"), 16);
}
var coordinate = _Cpr.Encode(globalCoordinate, oddFormat, numberOfBits);
Assert.AreEqual(reLatitude ?? expectedLatitude, coordinate.Latitude);
Assert.AreEqual(reLongitude ?? expectedLongitude, coordinate.Longitude);
Assert.AreEqual(numberOfBits, coordinate.NumberOfBits);
Assert.AreEqual(oddFormat, coordinate.OddFormat);
}
public void AdsbTranslator_Translate_Decodes_Messages_Correctly()
{
var worksheet = new ExcelWorksheetData(TestContext);
var expectedValue = new SpreadsheetFieldValue(worksheet, 17);
var bits = worksheet.String("ExtendedSquitterMessage");
var bytes = TestUtilities.ConvertBitStringToBytes(bits);
var df = worksheet.String("DF");
int countTestsPerformed = 0;
for(var modeSDownlinkFormats = 0;modeSDownlinkFormats < 5;++modeSDownlinkFormats) {
DownlinkFormat downlinkFormat = DownlinkFormat.ShortAirToAirSurveillance;
ControlField? controlField = null;
ApplicationField? applicationField = null;
switch(modeSDownlinkFormats) {
case 0: downlinkFormat = DownlinkFormat.ExtendedSquitter; break;
case 1: downlinkFormat = DownlinkFormat.ExtendedSquitterNonTransponder; controlField = ControlField.AdsbDeviceTransmittingIcao24; break;
case 2: downlinkFormat = DownlinkFormat.ExtendedSquitterNonTransponder; controlField = ControlField.AdsbDeviceNotTransmittingIcao24; break;
case 3: downlinkFormat = DownlinkFormat.ExtendedSquitterNonTransponder; controlField = ControlField.AdsbRebroadcastOfExtendedSquitter; break;
case 4: downlinkFormat = DownlinkFormat.MilitaryExtendedSquitter; applicationField = ApplicationField.ADSB; break;
}
if(df != "ALL") {
if((int)downlinkFormat != worksheet.Int("DF")) continue;
if((int?)controlField != worksheet.NInt("CF")) continue;
if((int?)applicationField != worksheet.NInt("AF")) continue;
}
++countTestsPerformed;
TestCleanup();
TestInitialise();
_ModeSMessage.DownlinkFormat = downlinkFormat;
_ModeSMessage.ControlField = controlField;
_ModeSMessage.ApplicationField = applicationField;
_ModeSMessage.ExtendedSquitterMessage = bytes.ToArray();
var message = _Translator.Translate(_ModeSMessage);
var failMessage = String.Format("Failed for DF:{0} CF:{1} AF:{2}", (int)_ModeSMessage.DownlinkFormat, (int?)_ModeSMessage.ControlField, (int?)_ModeSMessage.ApplicationField);
var countMessageObjects = 0;
object subMessage = null;
if(message.AirbornePosition != null) { ++countMessageObjects; subMessage = message.AirbornePosition; }
if(message.SurfacePosition != null) { ++countMessageObjects; subMessage = message.SurfacePosition; }
if(message.IdentifierAndCategory != null) { ++countMessageObjects; subMessage = message.IdentifierAndCategory; }
if(message.AirborneVelocity != null) { ++countMessageObjects; subMessage = message.AirborneVelocity; }
if(message.AircraftStatus != null) { ++countMessageObjects; subMessage = message.AircraftStatus; }
if(message.TargetStateAndStatus != null) { ++countMessageObjects; subMessage = message.TargetStateAndStatus; }
if(message.AircraftOperationalStatus != null) { ++countMessageObjects; subMessage = message.AircraftOperationalStatus; }
Assert.AreEqual(1, countMessageObjects, failMessage);
// Extract values that can appear on more than one message type
CompactPositionReportingCoordinate cpr = null;
bool? posTime = null;
EmergencyState? emergencyState = null;
byte? nacP = null;
bool? nicBaro = null;
byte? sil = null;
bool? silSupplement = null;
bool? isRebroadcast = null;
if(message.AirbornePosition != null) {
cpr = message.AirbornePosition.CompactPosition;
posTime = message.AirbornePosition.PositionTimeIsExact;
} else if(message.SurfacePosition != null) {
cpr = message.SurfacePosition.CompactPosition;
posTime = message.SurfacePosition.PositionTimeIsExact;
} else if(message.AircraftStatus != null && message.AircraftStatus.EmergencyStatus != null) {
emergencyState = message.AircraftStatus.EmergencyStatus.EmergencyState;
} else if(message.TargetStateAndStatus != null && message.TargetStateAndStatus.Version1 != null) {
nacP = message.TargetStateAndStatus.Version1.NacP;
nicBaro = message.TargetStateAndStatus.Version1.NicBaro;
sil = message.TargetStateAndStatus.Version1.Sil;
emergencyState = message.TargetStateAndStatus.Version1.EmergencyState;
} else if(message.TargetStateAndStatus != null && message.TargetStateAndStatus.Version2 != null) {
nacP = message.TargetStateAndStatus.Version2.NacP;
nicBaro = message.TargetStateAndStatus.Version2.NicBaro;
sil = message.TargetStateAndStatus.Version2.Sil;
silSupplement = message.TargetStateAndStatus.Version2.SilSupplement;
isRebroadcast = message.TargetStateAndStatus.Version2.IsRebroadcast;
} else if(message.AircraftOperationalStatus != null) {
nacP = message.AircraftOperationalStatus.NacP;
nicBaro = message.AircraftOperationalStatus.NicBaro;
sil = message.AircraftOperationalStatus.Sil;
silSupplement = message.AircraftOperationalStatus.SilSupplement;
isRebroadcast = message.AircraftOperationalStatus.IsRebroadcast;
}
// Extract the full list of properties to check
var checkProperties = message.GetType().GetProperties().AsQueryable();
checkProperties = checkProperties.Concat(subMessage.GetType().GetProperties());
if(message.AircraftStatus != null) {
switch(message.AircraftStatus.AircraftStatusType) {
case AircraftStatusType.EmergencyStatus:
checkProperties = checkProperties.Concat(message.AircraftStatus.EmergencyStatus.GetType().GetProperties());
break;
case AircraftStatusType.TcasResolutionAdvisoryBroadcast:
checkProperties = checkProperties.Concat(message.AircraftStatus.TcasResolutionAdvisory.GetType().GetProperties());
break;
}
}
if(message.TargetStateAndStatus != null) {
switch(message.TargetStateAndStatus.TargetStateAndStatusType) {
case TargetStateAndStatusType.Version1: checkProperties = checkProperties.Concat(message.TargetStateAndStatus.Version1.GetType().GetProperties()); break;
case TargetStateAndStatusType.Version2: checkProperties = checkProperties.Concat(message.TargetStateAndStatus.Version2.GetType().GetProperties()); break;
}
}
Assert.IsNotNull(message, failMessage);
foreach(var messageProperty in checkProperties) {
switch(messageProperty.Name) {
case "AdsbVersion": Assert.AreEqual(expectedValue.GetNByte("V"), message.AircraftOperationalStatus.AdsbVersion, failMessage); break;
case "AirborneCapability": Assert.AreEqual(expectedValue.GetNInt("AC", true), (int?)message.AircraftOperationalStatus.AirborneCapability, failMessage); break;
case "AirbornePosition": break;
case "AirborneVelocity": break;
case "AircraftOperationalStatus": break;
case "AircraftOperationalStatusType": Assert.AreEqual(expectedValue.GetEnum<AircraftOperationalStatusType>("AST"), message.AircraftOperationalStatus.AircraftOperationalStatusType, failMessage); break;
case "AircraftStatus": break;
case "AircraftStatusType": Assert.AreEqual(expectedValue.GetEnum<AircraftStatusType>("AST"), message.AircraftStatus.AircraftStatusType, failMessage); break;
case "Airspeed": Assert.AreEqual(expectedValue.GetNDouble("AS"), message.AirborneVelocity.Airspeed, failMessage); break;
case "AirspeedExceeded": Assert.AreEqual(expectedValue.GetNBool("AS:M"), message.AirborneVelocity.AirspeedExceeded, failMessage); break;
case "AirspeedIsTrueAirspeed": Assert.AreEqual(expectedValue.GetNBool("AST"), message.AirborneVelocity.AirspeedIsTrueAirspeed, failMessage); break;
case "AltitudesAreMeanSeaLevel": Assert.AreEqual(expectedValue.GetNBool("VMSL"), message.TargetStateAndStatus.Version1.AltitudesAreMeanSeaLevel, failMessage); break;
case "BarometricAltitude": Assert.AreEqual(expectedValue.GetNInt("BA"), message.AirbornePosition.BarometricAltitude, failMessage); break;
case "BarometricPressureSetting": Assert.AreEqual(expectedValue.GetNFloat("QNH"), message.TargetStateAndStatus.Version2.BarometricPressureSetting, failMessage); break;
case "ChangeOfIntent": Assert.AreEqual(expectedValue.GetNBool("IC"), message.AirborneVelocity.ChangeOfIntent, failMessage); break;
case "CompactPosition": Assert.AreEqual(expectedValue.GetString("CPR"), cpr == null ? null : cpr.ToString(), failMessage); break;
case "EmergencyState": Assert.AreEqual(expectedValue.GetEnum<EmergencyState>("ES"), emergencyState, failMessage); break;
case "EmergencyStatus": if(message.AircraftStatus.AircraftStatusType != AircraftStatusType.EmergencyStatus) Assert.IsNull(message.AircraftStatus.EmergencyStatus); break;
case "EmitterCategory": Assert.AreEqual(GetExpectedEmitterCategory(expectedValue), message.IdentifierAndCategory.EmitterCategory, failMessage); break;
case "FormattedThreatIcao24": break;
case "GeometricAltitude": Assert.AreEqual(expectedValue.GetNInt("GA"), message.AirbornePosition.GeometricAltitude, failMessage); break;
case "GeometricAltitudeDelta": Assert.AreEqual(expectedValue.GetNShort("DBA"), message.AirborneVelocity.GeometricAltitudeDelta, failMessage); break;
case "GeometricAltitudeDeltaExceeded": Assert.AreEqual(expectedValue.GetNBool("DBA:M"), message.AirborneVelocity.GeometricAltitudeDeltaExceeded, failMessage); break;
case "GroundSpeed": Assert.AreEqual(expectedValue.GetNDouble("GSPD"), message.SurfacePosition.GroundSpeed, failMessage); break;
case "GroundSpeedExceeded": Assert.AreEqual(expectedValue.GetNBool("GSPD:M"), message.SurfacePosition.GroundSpeedExceeded, failMessage); break;
case "GroundTrack": Assert.AreEqual(expectedValue.GetNDouble("GTRK"), message.SurfacePosition.GroundTrack, failMessage); break;
case "Gva": Assert.AreEqual(expectedValue.GetNByte("GVA"), message.AircraftOperationalStatus.Gva, failMessage); break;
case "Heading": Assert.AreEqual(expectedValue.GetNDouble("HDG"), message.AirborneVelocity.Heading, failMessage); break;
case "HorizontalDataSource": Assert.AreEqual(expectedValue.GetEnum<HorizontalDataSource>("HDS"), message.TargetStateAndStatus.Version1.HorizontalDataSource, failMessage); break;
case "HorizontalModeIndicator": Assert.AreEqual(expectedValue.GetEnum<HorizontalModeIndicator>("HMI"), message.TargetStateAndStatus.Version1.HorizontalModeIndicator, failMessage); break;
case "HorizontalReferenceIsMagneticNorth": Assert.AreEqual(expectedValue.GetNBool("HRD"), message.AircraftOperationalStatus.HorizontalReferenceIsMagneticNorth, failMessage); break;
case "HorizontalVelocityError": Assert.AreEqual(expectedValue.GetNFloat("NAC"), message.AirborneVelocity.HorizontalVelocityError, failMessage); break;
case "Identification": Assert.AreEqual(expectedValue.GetString("ID"), message.IdentifierAndCategory.Identification, failMessage); break;
case "IdentifierAndCategory": break;
case "IsAltitudeHoldActive": Assert.AreEqual(expectedValue.GetNBool("ALTH"), message.TargetStateAndStatus.Version2.IsAltitudeHoldActive, failMessage); break;
case "IsApproachModeActive": Assert.AreEqual(expectedValue.GetNBool("APP"), message.TargetStateAndStatus.Version2.IsApproachModeActive, failMessage); break;
case "IsAutopilotEngaged": Assert.AreEqual(expectedValue.GetNBool("APE"), message.TargetStateAndStatus.Version2.IsAutopilotEngaged, failMessage); break;
case "IsLnavEngaged": Assert.AreEqual(expectedValue.GetNBool("LNAV"), message.TargetStateAndStatus.Version2.IsLnavEngaged, failMessage); break;
case "IsRebroadcast": Assert.AreEqual(expectedValue.GetNBool("ADSR"), isRebroadcast, failMessage); break;
case "IsReversing": Assert.AreEqual(expectedValue.GetNBool("REV"), message.SurfacePosition.IsReversing, failMessage); break;
case "IsTcasOperational": Assert.AreEqual(expectedValue.GetNBool("TCOP"), message.TargetStateAndStatus.Version2.IsTcasOperational, failMessage); break;
case "IsVnavEngaged": Assert.AreEqual(expectedValue.GetNBool("VNAV"), message.TargetStateAndStatus.Version2.IsVnavEngaged, failMessage); break;
case "LateralAxisGpsOffset": Assert.AreEqual(expectedValue.GetNShort("GLAT"), message.AircraftOperationalStatus.LateralAxisGpsOffset, failMessage); break;
case "LongitudinalAxisGpsOffset": Assert.AreEqual(expectedValue.GetNByte("GLNG"), message.AircraftOperationalStatus.LongitudinalAxisGpsOffset, failMessage); break;
case "MaximumLength": Assert.AreEqual(expectedValue.GetNFloat("MLN"), message.AircraftOperationalStatus.MaximumLength, failMessage); break;
case "MaximumWidth": Assert.AreEqual(expectedValue.GetNFloat("MWD"), message.AircraftOperationalStatus.MaximumWidth, failMessage); break;
case "MessageFormat": Assert.AreEqual(worksheet.ParseEnum<MessageFormat>("MessageFormat"), message.MessageFormat, failMessage); break;
case "ModeSMessage": Assert.AreSame(_ModeSMessage, message.ModeSMessage, failMessage); break;
case "MultipleThreatEncounter": Assert.AreEqual(expectedValue.GetNBool("MTE"), message.AircraftStatus.TcasResolutionAdvisory.MultipleThreatEncounter, failMessage); break;
case "MultipleThreatResolutionAdvisory": Assert.AreEqual(expectedValue.GetNShort("ARA-M", true), (short?)message.AircraftStatus.TcasResolutionAdvisory.MultipleThreatResolutionAdvisory, failMessage); break;
case "NacP": Assert.AreEqual(expectedValue.GetNByte("NACP"), nacP, failMessage); break;
case "NicA": Assert.AreEqual(expectedValue.GetNByte("NICA"), message.AircraftOperationalStatus.NicA, failMessage); break;
case "NicB": Assert.AreEqual(expectedValue.GetNByte("NICB"), message.AirbornePosition.NicB, failMessage); break;
case "NicC": Assert.AreEqual(expectedValue.GetNByte("NICC"), message.AircraftOperationalStatus.NicC, failMessage); break;
case "NicBaro": Assert.AreEqual(expectedValue.GetNBool("NICBA"), nicBaro, failMessage); break;
case "OperationalMode": Assert.AreEqual(expectedValue.GetNInt("OM", true), (int?)message.AircraftOperationalStatus.OperationalMode, failMessage); break;
case "PositionTimeIsExact": Assert.AreEqual(expectedValue.GetNBool("TI"), posTime, failMessage); break;
case "ResolutionAdvisoryComplement": Assert.AreEqual(expectedValue.GetNByte("RAC", true), (byte?)message.AircraftStatus.TcasResolutionAdvisory.ResolutionAdvisoryComplement, failMessage); break;
case "ResolutionAdvisoryTerminated": Assert.AreEqual(expectedValue.GetNBool("RAT"), message.AircraftStatus.TcasResolutionAdvisory.ResolutionAdvisoryTerminated, failMessage); break;
case "SelectedAltitude": Assert.AreEqual(expectedValue.GetNInt("ALT"), message.TargetStateAndStatus.Version2.SelectedAltitude, failMessage); break;
case "SelectedAltitudeIsFms": Assert.AreEqual(expectedValue.GetNBool("ALTF"), message.TargetStateAndStatus.Version2.SelectedAltitudeIsFms, failMessage); break;
case "SelectedHeading": Assert.AreEqual(expectedValue.GetNDouble("HDG"), message.TargetStateAndStatus.Version2.SelectedHeading, failMessage); break;
case "Sil": Assert.AreEqual(expectedValue.GetNByte("SIL"), sil, failMessage); break;
case "SilSupplement": Assert.AreEqual(expectedValue.GetNBool("SILP"), silSupplement, failMessage); break;
case "SingleThreatResolutionAdvisory": Assert.AreEqual(expectedValue.GetNShort("ARA-S", true), (short?)message.AircraftStatus.TcasResolutionAdvisory.SingleThreatResolutionAdvisory, failMessage); break;
case "Squawk": Assert.AreEqual(expectedValue.GetNShort("SQK"), message.AircraftStatus.EmergencyStatus.Squawk, failMessage); break;
case "SurfacePositionAngleIsTrack": Assert.AreEqual(expectedValue.GetNBool("SPT"), message.AircraftOperationalStatus.SurfacePositionAngleIsTrack, failMessage); break;
case "SurfaceCapability": Assert.AreEqual(expectedValue.GetNInt("SC", true), (int?)message.AircraftOperationalStatus.SurfaceCapability, failMessage); break;
case "SurfacePosition": break;
case "SurveillanceStatus": Assert.AreEqual(expectedValue.GetEnum<SurveillanceStatus>("SS"), message.AirbornePosition.SurveillanceStatus, failMessage); break;
case "SystemDesignAssurance": Assert.AreEqual(expectedValue.GetEnum<SystemDesignAssurance>("SDA"), message.AircraftOperationalStatus.SystemDesignAssurance, failMessage); break;
case "TargetAltitude": Assert.AreEqual(expectedValue.GetNInt("ALT"), message.TargetStateAndStatus.Version1.TargetAltitude, failMessage); break;
case "TargetAltitudeCapability": Assert.AreEqual(expectedValue.GetEnum<TargetAltitudeCapability>("TAC"), message.TargetStateAndStatus.Version1.TargetAltitudeCapability, failMessage); break;
case "TargetHeading": Assert.AreEqual(expectedValue.GetNShort("HDG"), message.TargetStateAndStatus.Version1.TargetHeading, failMessage); break;
case "TargetHeadingIsTrack": Assert.AreEqual(expectedValue.GetNBool("HDG-T"), message.TargetStateAndStatus.Version1.TargetHeadingIsTrack, failMessage); break;
case "TargetStateAndStatus": break;
case "TargetStateAndStatusType": Assert.AreEqual(expectedValue.GetEnum<TargetStateAndStatusType>("TST"), message.TargetStateAndStatus.TargetStateAndStatusType, failMessage); break;
case "TcasCapabilityMode": Assert.AreEqual(expectedValue.GetEnum<TcasCapabilityMode>("TCC"), message.TargetStateAndStatus.Version1.TcasCapabilityMode, failMessage); break;
case "TcasResolutionAdvisory": if(message.AircraftStatus.AircraftStatusType != AircraftStatusType.TcasResolutionAdvisoryBroadcast) Assert.IsNull(message.AircraftStatus.TcasResolutionAdvisory); break;
case "ThreatAltitude": Assert.AreEqual(expectedValue.GetNInt("TID-A"), message.AircraftStatus.TcasResolutionAdvisory.ThreatAltitude, failMessage); break;
case "ThreatBearing": Assert.AreEqual(expectedValue.GetNShort("TID-B"), message.AircraftStatus.TcasResolutionAdvisory.ThreatBearing, failMessage); break;
case "ThreatIcao24": Assert.AreEqual(expectedValue.GetNInt("TID", true), message.AircraftStatus.TcasResolutionAdvisory.ThreatIcao24, failMessage); break;
case "ThreatRange": Assert.AreEqual(expectedValue.GetNFloat("TID-R"), message.AircraftStatus.TcasResolutionAdvisory.ThreatRange, failMessage); break;
case "ThreatRangeExceeded": Assert.AreEqual(expectedValue.GetNBool("TID-R:M"), message.AircraftStatus.TcasResolutionAdvisory.ThreatRangeExceeded, failMessage); break;
case "Type": Assert.AreEqual(worksheet.Byte("Type"), message.Type, failMessage); break;
case "VectorVelocity": Assert.AreEqual(expectedValue.GetString("VV"), message.AirborneVelocity.VectorVelocity == null ? null : message.AirborneVelocity.VectorVelocity.ToString(), failMessage); break;
case "VelocityType": Assert.AreEqual(expectedValue.GetEnum<VelocityType>("VT"), message.AirborneVelocity.VelocityType, failMessage); break;
case "Version1": if(message.TargetStateAndStatus.TargetStateAndStatusType != TargetStateAndStatusType.Version1) Assert.IsNull(message.TargetStateAndStatus.Version1); break;
case "Version2": if(message.TargetStateAndStatus.TargetStateAndStatusType != TargetStateAndStatusType.Version2) Assert.IsNull(message.TargetStateAndStatus.Version2); break;
case "VerticalDataSource": Assert.AreEqual(expectedValue.GetEnum<VerticalDataSource>("VDS"), message.TargetStateAndStatus.Version1.VerticalDataSource, failMessage); break;
case "VerticalModeIndicator": Assert.AreEqual(expectedValue.GetEnum<VerticalModeIndicator>("VMI"), message.TargetStateAndStatus.Version1.VerticalModeIndicator, failMessage); break;
case "VerticalRate": Assert.AreEqual(expectedValue.GetNInt("VSI"), message.AirborneVelocity.VerticalRate, failMessage); break;
case "VerticalRateExceeded": Assert.AreEqual(expectedValue.GetNBool("VSI:M"), message.AirborneVelocity.VerticalRateExceeded, failMessage); break;
case "VerticalRateIsBarometric": Assert.AreEqual(expectedValue.GetNBool("SBV"), message.AirborneVelocity.VerticalRateIsBarometric, failMessage); break;
default: Assert.Fail("Code needs to be added to check the {0} property", messageProperty.Name); break;
}
}
}
Assert.AreNotEqual(0, countTestsPerformed, "DF{0}/CF{1}/AF{2} is not valid, no tests were performed", worksheet.String("DF"), worksheet.String("CF"), worksheet.String("AF"));
}
public void CompactPositionReporting_LocalDecode_Produces_Correct_Results_For_CPR101_Tables()
{
// The values for this test are all taken directly from the transition latitude test tables in 1090-WP30-12 Proposed New Appendix CPR101
var worksheet = new ExcelWorksheetData(TestContext);
var numberOfBits = worksheet.Byte("Bits");
var oddFormat = worksheet.Bool("OddFormat");
var encodedLatitude = Convert.ToInt32(worksheet.String("ExpectedLatitude"), 16);
var encodedLongitude = Convert.ToInt32(worksheet.String("ExpectedLongitude"), 16);
var expectedLatitude = worksheet.Double("Latitude");
var expectedLongitude = worksheet.Double("Longitude");
var cprCoordinate = new CompactPositionReportingCoordinate(encodedLatitude, encodedLongitude, oddFormat, numberOfBits);
// The reference latitude and longitude is set to roughly 50km of the expected latitude and longitude
double? referenceLatitude, referenceLongitude;
GreatCircleMaths.Destination(expectedLatitude, expectedLongitude, 45, 50, out referenceLatitude, out referenceLongitude);
var referenceCoordinate = new GlobalCoordinate(referenceLatitude.Value, referenceLongitude.Value);
var dataRow = worksheet.Int("DataRow"); // helps set conditional breakpoints, VSTS doesn't always process rows in ascending order as they appear in the worksheet
var decodedCoordinate = _Cpr.LocalDecode(cprCoordinate, referenceCoordinate);
// We need to accept 180 and -180 as being the same longitude, taking into account rounding errors
if(expectedLongitude == -180.0 && decodedCoordinate.Longitude > 179.9999999999) expectedLongitude = 180.0;
else if(expectedLongitude == 180.0 && decodedCoordinate.Longitude < -179.9999999999) expectedLongitude = -180.0;
Assert.AreEqual(expectedLatitude, decodedCoordinate.Latitude, 0.0008); // The CPR tables cover all latitudes, sometimes the rounding introduced by selecting the midpoint of a zone can be quite large
Assert.AreEqual(expectedLongitude, decodedCoordinate.Longitude, 0.000000000001); // This can have a lower tolerance as the CPR101 tables aren't testing longitude zone boundaries so much
}
