Given_a_set_of_intersections_produce_a_subset_of_only_those_intersections_that_conform_to_the_operation_of_the_current_CSG_object(
CsgOperation operation,
int intersectionIndex1,
int intersectionIndex2)
{
var left = new Sphere();
var right = new Cube();
var csg = new CsgShape(operation, left, right);
var intersections = new IntersectionList((1, left), (2, right), (3, left), (4, right));
var filtered = csg.FilterIntersections(intersections);
filtered.Should()
.HaveCount(2)
.And.ContainInOrder(intersections[intersectionIndex1], intersections[intersectionIndex2]);
}
