public void GetSeparatingRib()
{
#region Arrange
var A = new Point(0, 0);
var B = new Point(1, 2);
var C = new Point(2, 0);
var D = new Point(3, 1);
var E = new Point(0, 1);
var F = new Point(1, -1);
var ABC = new Triangle();
var BCD = new Triangle();
var ABE = new Triangle();
var ACF = new Triangle();
var AB = new Rib(A, B, ABC, ABE);
var BC = new Rib(B, C, ABC, BCD);
var AC = new Rib(A, C, ABC, ACF);
var BD = new Rib(B, D, BCD, null);
var CD = new Rib(C, D, BCD, null);
var AE = new Rib(A, E, ABE, null);
var BE = new Rib(B, E, ABE, null);
var AF = new Rib(A, F, ACF, null);
var CF = new Rib(C, F, ACF, null);
ABC.SetRibs(AB, BC, AC);
BCD.SetRibs(BC, BD, CD);
ABE.SetRibs(AB, AE, BE);
ACF.SetRibs(AC, AF, CF);
// Update triangles.
Triangle.Update(ABC, BCD, ABE, ACF);
#endregion
//Act.
var bc = Triangulation.GetSeparatingRib(ABC, D);
var ab = Triangulation.GetSeparatingRib(ABC, E);
var ac = Triangulation.GetSeparatingRib(ABC, F);
var inv_bc = Triangulation.GetSeparatingRib(BCD, A);
var inv_ab = Triangulation.GetSeparatingRib(ABE, C);
var inv_ac = Triangulation.GetSeparatingRib(ACF, B);
// Assert.
Assert.AreSame(BC, bc);
Assert.AreSame(BC, inv_bc);
Assert.AreSame(AB, ab);
Assert.AreSame(AB, inv_ab);
Assert.AreSame(AC, ac);
Assert.AreSame(AC, inv_ac);
}
