public void TestGeoDistanceInRadians()
{
var d2r = Math.PI / 180.0;
var pointA = new AVGeoPoint();
var pointB = new AVGeoPoint();
// Zero
Assert.AreEqual(0.0, pointA.DistanceTo(pointB).Radians, 0.00001);
Assert.AreEqual(0.0, pointB.DistanceTo(pointA).Radians, 0.00001);
// Wrap Long
pointA.Longitude = 179.0;
pointB.Longitude = -179.0;
Assert.AreEqual(2 * d2r, pointA.DistanceTo(pointB).Radians, 0.00001);
Assert.AreEqual(2 * d2r, pointB.DistanceTo(pointA).Radians, 0.00001);
// North South Lat
pointA.Latitude = 89.0;
pointA.Longitude = 0;
pointB.Latitude = -89.0;
pointB.Longitude = 0;
Assert.AreEqual(178 * d2r, pointA.DistanceTo(pointB).Radians, 0.00001);
Assert.AreEqual(178 * d2r, pointB.DistanceTo(pointA).Radians, 0.00001);
// Long wrap Lat
pointA.Latitude = 89.0;
pointA.Longitude = 0;
pointB.Latitude = -89.0;
pointB.Longitude = 179.999;
Assert.AreEqual(180 * d2r, pointA.DistanceTo(pointB).Radians, 0.00001);
Assert.AreEqual(180 * d2r, pointB.DistanceTo(pointA).Radians, 0.00001);
pointA.Latitude = 79.0;
pointA.Longitude = 90.0;
pointB.Latitude = -79.0;
pointB.Longitude = -90.0;
Assert.AreEqual(180 * d2r, pointA.DistanceTo(pointB).Radians, 0.00001);
Assert.AreEqual(180 * d2r, pointB.DistanceTo(pointA).Radians, 0.00001);
// Wrap near pole - somewhat ill conditioned case due to pole proximity
pointA.Latitude = 85.0;
pointA.Longitude = 90.0;
pointB.Latitude = 85.0;
pointB.Longitude = -90.0;
Assert.AreEqual(10 * d2r, pointA.DistanceTo(pointB).Radians, 0.00001);
Assert.AreEqual(10 * d2r, pointB.DistanceTo(pointA).Radians, 0.00001);
// Reference cities
// Sydney, Australia
pointA.Latitude = -34.0;
pointA.Longitude = 151.0;
// Buenos Aires, Argentina
pointB.Latitude = -34.5;
pointB.Longitude = -58.35;
Assert.AreEqual(1.85, pointA.DistanceTo(pointB).Radians, 0.01);
Assert.AreEqual(1.85, pointB.DistanceTo(pointA).Radians, 0.01);
}
public void TestEncodeParseGeoPoint()
{
AVGeoPoint point = new AVGeoPoint(3.22, 32.2);
IDictionary <string, object> value = ParseEncoderTestClass.Instance.Encode(point) as IDictionary <string, object>;
Assert.AreEqual("GeoPoint", value["__type"]);
Assert.AreEqual(3.22, value["latitude"]);
Assert.AreEqual(32.2, value["longitude"]);
}
/// <summary>
/// Deserialize the specified msgStr.
/// </summary>
/// <returns>The deserialize.</returns>
/// <param name="msgStr">Message string.</param>
public override IAVIMMessage Deserialize(string msgStr)
{
var msg = Json.Parse(msgStr) as IDictionary <string, object>;
var locationData = msg[AVIMProtocol.LCLOC] as IDictionary <string, object>;
if (locationData != null)
{
Location = new AVGeoPoint(double.Parse(locationData["latitude"].ToString()), double.Parse(locationData["longitude"].ToString()));
}
return(base.Deserialize(msgStr));
}
public void TestGeoPointConstructor()
{
var point = new AVGeoPoint();
Assert.AreEqual(0.0, point.Latitude);
Assert.AreEqual(0.0, point.Longitude);
point = new AVGeoPoint(42, 36);
Assert.AreEqual(42.0, point.Latitude);
Assert.AreEqual(36.0, point.Longitude);
point.Latitude = 12;
point.Longitude = 24;
Assert.AreEqual(12.0, point.Latitude);
Assert.AreEqual(24.0, point.Longitude);
}
public void TestGeoPointCultureInvariantParsing()
{
var originalCulture = Thread.CurrentThread.CurrentCulture;
foreach (var c in CultureInfo.GetCultures(CultureTypes.AllCultures))
{
Thread.CurrentThread.CurrentCulture = c;
var point = new AVGeoPoint(1.234, 1.234);
var serialized = Json.Encode(
new Dictionary <string, object> {
{ "point", NoObjectsEncoder.Instance.Encode(point) }
});
var deserialized = AVDecoder.Instance.Decode(Json.Parse(serialized)) as IDictionary <string, object>;
var pointAgain = (AVGeoPoint)deserialized["point"];
Assert.AreEqual(1.234, pointAgain.Latitude);
Assert.AreEqual(1.234, pointAgain.Longitude);
}
}
public void TestDecodeGeoPoint()
{
IDictionary <string, object> value1 = new Dictionary <string, object>()
{
{ "__type", "GeoPoint" },
{ "latitude", 0.9 },
{ "longitude", 0.3 }
};
AVGeoPoint point1 = (AVGeoPoint)AVDecoder.Instance.Decode(value1);
Assert.IsNotNull(point1);
Assert.AreEqual(0.9, point1.Latitude);
Assert.AreEqual(0.3, point1.Longitude);
IDictionary <string, object> value2 = new Dictionary <string, object>()
{
{ "__type", "GeoPoint" },
{ "latitude", 0.9 }
};
Assert.Throws <KeyNotFoundException>(() => AVDecoder.Instance.Decode(value2));
}
public AVIMLocationMessage(AVGeoPoint location)
: this()
{
Location = location;
}
