use i_comparable::IComparableError;
use i_shape::IShape;

use plane::Plane;
use point::Point3;

use mat::Mat3x1;

#[test]
fn test_intersect_plane_point() {
    //plane point intersection
    {
        let a = Point3::init(&[2f64, 1f64, 2f64]);
        let b = Plane::init(&[1f64, 1f64, 1f64], &[0f64, 1f64, 0f64]);
        match a.get_intersect(&b) {
            (true, Some(loc)) => {
                assert!(loc
                    .is_equal(
                        &Mat3x1 {
                            _val: [2f64, 1f64, 2f64]
                        },
                        0.0001f64
                    )
                    .unwrap());
            }
            _ => panic!("unexpected result for plane point intersection"),
        }
    }
    //plane point intersection
    {
        let a = Point3::init(&[2f64, 1f64, 2f64]);
        let b = Plane::init(&[1f64, 1f64, 1f64], &[0f64, 1f64, 0f64]);
        match b.get_intersect(&a) {
            (true, Some(loc)) => {
                assert!(loc
                    .is_equal(
                        &Mat3x1 {
                            _val: [2f64, 1f64, 2f64]
                        },
                        0.0001f64
                    )
                    .unwrap());
            }
            _ => panic!("unexpected result for plane point intersection"),
        }
    }

    //plane point no intersection
    {
        let a = Point3::init(&[2f64, 1.05f64, 2f64]);
        let b = Plane::init(&[1f64, 1f64, 1f64], &[0f64, 1f64, 0f64]);
        match a.get_intersect(&b) {
            (false, None) => (),
            _ => panic!("unexpected result for plane point no intersection"),
        }
    }

    //plane point no intersection
    {
        let a = Point3::init(&[2f64, 0.99f64, 2f64]);
        let b = Plane::init(&[1f64, 1f64, 1f64], &[0f64, 1f64, 0f64]);
        match a.get_intersect(&b) {
            (false, None) => (),
            _ => panic!("unexpected result for plane point no intersection"),
        }
    }
}