public void TestSTEnvelope()
{
using (var db = new PostGisTestDataConnection(TestDatabaseConnectionString))
{
const string Wkt = "LINESTRING(0 0, 1 3)";
db.TestGeometries
.Value(g => g.Id, 1)
.Value(g => g.Geometry, () => GeometryInput.STGeomFromText(Wkt))
.Insert();
var envelope = db.TestGeometries
.Where(g => g.Id == 1)
.Select(g => g.Geometry.STEnvelope().STAsText())
.Single();
Assert.AreEqual("POLYGON((0 0,0 3,1 3,1 0,0 0))", envelope);
// TODO: need explicit cast text to geometry
if (this.CurrentVersion >= new Version("3.0.0"))
{
Assert.AreEqual(
"POLYGON((0 0,0 3,1 3,1 0,0 0))",
db.Select(() => GeometryAccessors.STEnvelope(Wkt).STAsText()));
Assert.IsNull(db.Select(() => GeometryAccessors.STEnvelope((NTSG)null)));
}
}
}
