public void CurvePlaneTest()
{
// Test a badly-formed polyline (with duplicate points):
var pline = new PolyLine(
new Vector(-125, -95, -0.00999999977648258),
new Vector(-125, -95, -0.00999999977648258),
new Vector(-110, 140, -0.00999999977648258),
new Vector(115, 130, -0.00999999977648258),
new Vector(85, -90, -0.00999999977648258));
pline.Close();
var plane = pline.Plane();
Assert.AreEqual(-Vector.UnitZ, plane.Z);
}
