public void PASS_CreateFilter()
{
GeoHashCellFilter filter = new GeoHashCellFilter("field",
new CoordinatePoint(1.1, 2.2),
3,
true);
Assert.IsNotNull(filter);
Assert.AreEqual("field", filter.Field);
Assert.AreEqual(1.1, filter.GeoHash.Latitude);
Assert.AreEqual(2.2, filter.GeoHash.Longitude);
Assert.AreEqual((int)3, (int)filter.GeoHashPrecision.Value);
Assert.AreEqual(true, filter.AllowNeighbors);
}
public void FAIL_CreateFilter_GeoHashPrecision()
{
try
{
GeoHashCellFilter filter = new GeoHashCellFilter("field",
new CoordinatePoint(1.1, 2.2),
0,
true);
Assert.Fail();
}
catch (ArgumentOutOfRangeException ex)
{
Assert.AreEqual("geoHashPrecision", ex.ParamName);
}
}
public void FAIL_CreateFilter_GeoHash()
{
try
{
GeoHashCellFilter filter = new GeoHashCellFilter("field",
null,
3,
true);
Assert.Fail();
}
catch (ArgumentNullException ex)
{
Assert.AreEqual("geoHash", ex.ParamName);
}
}
public void FAIL_CreateFilter_Field()
{
try
{
GeoHashCellFilter filter = new GeoHashCellFilter(null,
new CoordinatePoint(1.1, 2.2),
3,
true);
Assert.Fail();
}
catch (ArgumentNullException ex)
{
Assert.AreEqual("field", ex.ParamName);
}
}
public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer)
{
Dictionary<string, object> fieldDict = serializer.Deserialize<Dictionary<string, object>>(reader);
if (fieldDict.ContainsKey(FilterTypeEnum.GeoHashCell.ToString()))
fieldDict = JsonConvert.DeserializeObject<Dictionary<string, object>>(fieldDict.First().Value.ToString());
KeyValuePair<string, object> fieldKvp = fieldDict.FirstOrDefault(x => !_KnownFields.Contains(x.Key, StringComparer.OrdinalIgnoreCase));
if (string.IsNullOrWhiteSpace(fieldKvp.Key))
throw new RequiredPropertyMissingException("GeoPointProperty");
GeoHashCellFilter filter = null;
CoordinatePoint geoHash = CoordinatePointSerializer.DeserializeCoordinatePoint(fieldDict.GetString(fieldKvp.Key));
bool useNeighbors = fieldDict.GetBool(_NEIGHBORS);
// try to create the geo hash cell filter with standard precision, if that fails use distance precision
try
{
filter = new GeoHashCellFilter(
fieldKvp.Key,
geoHash,
fieldDict.GetInt32(_PRECISION),
useNeighbors);
}
catch(ParsingException<Int32> ex)
{
filter = new GeoHashCellFilter(
fieldKvp.Key,
geoHash,
new DistanceValue(fieldDict.GetString(_PRECISION)),
useNeighbors);
}
FilterSerializer.DeserializeBaseValues(filter, _CACHE_DEFAULT, fieldDict);
return filter;
}
public void PASS_Serializer()
{
GeoHashCellFilter filter = new GeoHashCellFilter("field",
new CoordinatePoint(1.1, 2.2),
3,
true);
string json = JsonConvert.SerializeObject(filter);
Assert.IsNotNull(json);
string expectedJson = "{\"geohash_cell\":{\"field\":{\"lat\":1.1,\"lon\":2.2},\"precision\":3,\"neighbors\":true}}";
Assert.AreEqual(expectedJson, json);
}
