public void Tri_GetSharedPoints_Should_Work()
{
var p0 = new Plan.Point(0, 0);
var p1 = new Plan.Point(1, 0);
var p2 = new Plan.Point(0, 1);
var p3 = new Plan.Point(3, 0);
var t0 = new Plan.Tri(new HashSet <Plan.Point>()
{
p0, p1, p2
});
var t1 = new Plan.Tri(new HashSet <Plan.Point>()
{
p1, p2, p3
});
var expectedSharedPoints = new Plan.Point[] { p1, p2 };
Plan.Point[] sharedPoints;
sharedPoints = t0.GetSharedPoints(t1);
sharedPoints.Should().BeEquivalentTo(expectedSharedPoints);
}