public void DistanceGeometryPropagatesNull()
{
this.implementation.callback = (methodName, arguments) =>
{
Assert.True(false, "shouldn't call the implementation");
};
var result = GeometryOperationsExtensions.Distance(null, geomPoints[0]);
Assert.Null(result);
result = GeometryOperationsExtensions.Distance(geomPoints[0], null);
Assert.Null(result);
}
public void OrderBySpatialFunctionWithNulls()
{
RunSpatialExpressionTest("$orderby", "geo.distance(cast(null, 'Edm.GeometryPoint'), cast(null, 'Edm.GeometryPoint')) asc", q => q.OrderBy(element => GeometryOperationsExtensions.Distance(null, null)));
RunSpatialExpressionTest("$orderby", "geo.distance(Point, null) asc", q => q.OrderBy(element => GeographyOperationsExtensions.Distance(element.Point, null)));
RunSpatialExpressionTest("$orderby", "geo.distance(null, Point) asc", q => q.OrderBy(element => GeographyOperationsExtensions.Distance(null, element.Point)));
}
public void FilterBySpatialFunctionWithNulls()
{
// The extra object cast is to mimic the product behavior. We've got literals that linq to objects is
// explicitly converting to Nullable<double>. So I force an explicit cast in the URL. But the product
// then introduces two convert nodes. So we force a double cast in the Linq to objects to match.
RunSpatialExpressionTest("$filter", "geo.distance(cast(null, 'Edm.GeometryPoint'), cast(null,'Edm.GeometryPoint')) gt cast(0, 'Edm.Double')", q => q.Where(it => GeometryOperationsExtensions.Distance(null, null) > (double?)(object)0));
RunSpatialExpressionTest("$filter", "geo.distance(Point, null) gt cast(0, 'Edm.Double')", q => q.Where(it => GeographyOperationsExtensions.Distance(it.Point, null) > (double?)(object)0));
RunSpatialExpressionTest("$filter", "geo.distance(null, Point) gt cast(0, 'Edm.Double')", q => q.Where(it => GeographyOperationsExtensions.Distance(null, it.Point) > (double?)(object)0));
}