public void CircleProfileDefTest() { using (var m = XbimModel.CreateTemporaryModel()) { using (var txn = m.BeginTransaction()) { IfcProfileDef prof = IfcModelBuilder.MakeCircleProfileDef(m, 20); var face = _xbimGeometryCreator.CreateFace(prof); Assert.IsTrue(face.Area > 0); } } }