public void GetElevationRange() { TrimbleTINModel TTM = new TrimbleTINModel(); TTM.LoadFromFile(Path.Combine("TestData", "Bug36372.ttm")); TTM.GetElevationRange(out var MinElev, out var MaxElev); MinElev.Should().BeApproximately(22.5, 0.001); MaxElev.Should().BeApproximately(37.33, 0.001); }