#[macro_use]
mod support;
macro_rules! impl_vec2_tests {
($t:ty, $const_new:ident, $new:ident, $vec2:ident, $vec3:ident, $mask:ident) => {
#[test]
fn test_const() {
const V: $vec2 = $const_new!([1 as $t, 2 as $t]);
assert_eq!($vec2::new(1 as $t, 2 as $t), V);
}
#[test]
fn test_new() {
let v = $new(1 as $t, 2 as $t);
assert_eq!(v.x, 1 as $t);
assert_eq!(v.y, 2 as $t);
let t = (1 as $t, 2 as $t);
let v = $vec2::from(t);
assert_eq!(t, v.into());
let a = [1 as $t, 2 as $t];
let v = $vec2::from(a);
let a1: [$t; 2] = v.into();
assert_eq!(a, a1);
let v = $vec2::new(t.0, t.1);
assert_eq!(t, v.into());
assert_eq!($vec2::new(1 as $t, 0 as $t), $vec2::unit_x());
assert_eq!($vec2::new(0 as $t, 1 as $t), $vec2::unit_y());
}
#[test]
fn test_fmt() {
let a = $vec2::new(1 as $t, 2 as $t);
assert_eq!(
format!("{:?}", a),
format!("{}({:?}, {:?})", stringify!($vec2), a.x, a.y)
);
assert_eq!(format!("{}", a), "[1, 2]");
}
#[test]
fn test_zero() {
let v = $vec2::zero();
assert_eq!($new(0 as $t, 0 as $t), v);
assert_eq!(v, $vec2::default());
}
#[test]
fn test_splat() {
let v = $vec2::splat(1 as $t);
assert_eq!($vec2::one(), v);
}
#[test]
fn test_accessors() {
let mut a = $vec2::zero();
a.x = 1 as $t;
a.y = 2 as $t;
assert_eq!(1 as $t, a.x);
assert_eq!(2 as $t, a.y);
assert_eq!($vec2::new(1 as $t, 2 as $t), a);
let mut a = $vec2::zero();
a[0] = 1 as $t;
a[1] = 2 as $t;
assert_eq!(1 as $t, a[0]);
assert_eq!(2 as $t, a[1]);
assert_eq!($vec2::new(1 as $t, 2 as $t), a);
}
#[test]
fn test_dot_unsigned() {
let x = $new(1 as $t, 0 as $t);
let y = $new(0 as $t, 1 as $t);
assert_eq!(1 as $t, x.dot(x));
assert_eq!(0 as $t, x.dot(y));
}
#[test]
fn test_ops() {
let a = $new(2 as $t, 4 as $t);
assert_eq!($new(4 as $t, 8 as $t), (a + a));
assert_eq!($new(0 as $t, 0 as $t), (a - a));
assert_eq!($new(4 as $t, 16 as $t), (a * a));
assert_eq!($new(4 as $t, 8 as $t), (a * 2 as $t));
assert_eq!($new(4 as $t, 8 as $t), (2 as $t * a));
assert_eq!($new(1 as $t, 1 as $t), (a / a));
assert_eq!($new(1 as $t, 2 as $t), (a / 2 as $t));
assert_eq!($new(2 as $t, 1 as $t), (4 as $t / a));
}
#[test]
fn test_assign_ops() {
let a = $new(1 as $t, 2 as $t);
let mut b = a;
b += a;
assert_eq!($new(2 as $t, 4 as $t), b);
b -= a;
assert_eq!($new(1 as $t, 2 as $t), b);
b *= a;
assert_eq!($new(1 as $t, 4 as $t), b);
b /= a;
assert_eq!($new(1 as $t, 2 as $t), b);
b *= 2 as $t;
assert_eq!($new(2 as $t, 4 as $t), b);
b /= 2 as $t;
assert_eq!($new(1 as $t, 2 as $t), b);
}
#[test]
fn test_min_max() {
let a = $new(0 as $t, 2 as $t);
let b = $new(1 as $t, 1 as $t);
assert_eq!($new(0 as $t, 1 as $t), a.min(b));
assert_eq!($new(0 as $t, 1 as $t), b.min(a));
assert_eq!($new(1 as $t, 2 as $t), a.max(b));
assert_eq!($new(1 as $t, 2 as $t), b.max(a));
}
#[test]
fn test_hmin_hmax() {
let a = $new(1 as $t, 2 as $t);
assert_eq!(1 as $t, a.min_element());
assert_eq!(2 as $t, a.max_element());
}
#[test]
fn test_eq() {
let a = $new(1 as $t, 1 as $t);
let b = $new(1 as $t, 2 as $t);
assert!(a.cmpeq(a).all());
assert!(b.cmpeq(b).all());
assert!(a.cmpne(b).any());
assert!(b.cmpne(a).any());
assert!(b.cmpeq(a).any());
}
#[test]
fn test_cmp() {
assert!(!$mask::default().any());
assert!(!$mask::default().all());
assert_eq!($mask::default().bitmask(), 0x0);
let a = $new(1 as $t, 1 as $t);
let b = $new(2 as $t, 2 as $t);
let c = $new(1 as $t, 1 as $t);
let d = $new(2 as $t, 1 as $t);
assert_eq!(a.cmplt(a).bitmask(), 0x0);
assert_eq!(a.cmplt(b).bitmask(), 0x3);
assert_eq!(a.cmplt(d).bitmask(), 0x1);
assert_eq!(c.cmple(a).bitmask(), 0x3);
assert!(a.cmplt(b).all());
assert!(a.cmplt(d).any());
assert!(a.cmple(b).all());
assert!(a.cmple(a).all());
assert!(b.cmpgt(a).all());
assert!(b.cmpge(a).all());
assert!(b.cmpge(b).all());
assert!(!(a.cmpge(d).all()));
assert!(c.cmple(c).all());
assert!(c.cmpge(c).all());
assert!(a == a);
assert!(a < b);
assert!(b > a);
}
#[test]
fn test_extend_truncate() {
let a = $new(1 as $t, 2 as $t);
let b = a.extend(3 as $t);
assert_eq!($vec3::new(1 as $t, 2 as $t, 3 as $t), b);
}
#[test]
fn test_vec2mask() {
let a = $vec3::zero();
let mut b = a.truncate();
b.x = 1 as $t;
b.y = 1 as $t;
assert!(!b.cmpeq($vec2::zero()).any());
assert!(b.cmpeq($vec2::splat(1 as $t)).all());
}
#[test]
fn test_mask_from() {
assert_eq!(Into::<[u32; 2]>::into($mask::new(false, false)), [0, 0]);
assert_eq!(Into::<[u32; 2]>::into($mask::new(true, false)), [!0, 0]);
assert_eq!(Into::<[u32; 2]>::into($mask::new(false, true)), [0, !0]);
assert_eq!(Into::<[u32; 2]>::into($mask::new(true, true)), [!0, !0]);
}
#[test]
fn test_mask_bitmask() {
assert_eq!($mask::new(false, false).bitmask(), 0b00);
assert_eq!($mask::new(true, false).bitmask(), 0b01);
assert_eq!($mask::new(false, true).bitmask(), 0b10);
assert_eq!($mask::new(true, true).bitmask(), 0b11);
}
#[test]
fn test_mask_any() {
assert_eq!($mask::new(false, false).any(), false);
assert_eq!($mask::new(true, false).any(), true);
assert_eq!($mask::new(false, true).any(), true);
assert_eq!($mask::new(true, true).any(), true);
}
#[test]
fn test_mask_all() {
assert_eq!($mask::new(false, false).all(), false);
assert_eq!($mask::new(true, false).all(), false);
assert_eq!($mask::new(false, true).all(), false);
assert_eq!($mask::new(true, true).all(), true);
}
#[test]
fn test_mask_select() {
let a = $vec2::new(1 as $t, 2 as $t);
let b = $vec2::new(3 as $t, 4 as $t);
assert_eq!(
$vec2::select($mask::new(true, true), a, b),
$vec2::new(1 as $t, 2 as $t),
);
assert_eq!(
$vec2::select($mask::new(true, false), a, b),
$vec2::new(1 as $t, 4 as $t),
);
assert_eq!(
$vec2::select($mask::new(false, true), a, b),
$vec2::new(3 as $t, 2 as $t),
);
assert_eq!(
$vec2::select($mask::new(false, false), a, b),
$vec2::new(3 as $t, 4 as $t),
);
}
#[test]
fn test_mask_and() {
assert_eq!(
($mask::new(false, false) & $mask::new(false, false)).bitmask(),
0b00,
);
assert_eq!(
($mask::new(true, true) & $mask::new(true, false)).bitmask(),
0b01,
);
assert_eq!(
($mask::new(true, false) & $mask::new(false, true)).bitmask(),
0b00,
);
assert_eq!(
($mask::new(true, true) & $mask::new(true, true)).bitmask(),
0b11,
);
let mut mask = $mask::new(true, true);
mask &= $mask::new(true, false);
assert_eq!(mask.bitmask(), 0b01);
}
#[test]
fn test_mask_or() {
assert_eq!(
($mask::new(false, false) | $mask::new(false, false)).bitmask(),
0b00,
);
assert_eq!(
($mask::new(false, false) | $mask::new(false, true)).bitmask(),
0b10,
);
assert_eq!(
($mask::new(true, false) | $mask::new(false, true)).bitmask(),
0b11,
);
assert_eq!(
($mask::new(true, true) | $mask::new(true, true)).bitmask(),
0b11,
);
let mut mask = $mask::new(true, true);
mask |= $mask::new(true, false);
assert_eq!(mask.bitmask(), 0b11);
}
#[test]
fn test_mask_not() {
assert_eq!((!$mask::new(false, false)).bitmask(), 0b11);
assert_eq!((!$mask::new(true, false)).bitmask(), 0b10);
assert_eq!((!$mask::new(false, true)).bitmask(), 0b01);
assert_eq!((!$mask::new(true, true)).bitmask(), 0b00);
}
#[test]
fn test_mask_fmt() {
let a = $mask::new(true, false);
assert_eq!(
format!("{:?}", a),
format!("{}(0xffffffff, 0x0)", stringify!($mask))
);
assert_eq!(format!("{}", a), "[true, false]");
}
#[test]
fn test_mask_eq() {
let a = $mask::new(true, false);
let b = $mask::new(true, false);
let c = $mask::new(false, true);
assert_eq!(a, b);
assert_eq!(b, a);
assert_ne!(a, c);
assert_ne!(b, c);
assert!(a > c);
assert!(c < a);
}
#[test]
fn test_mask_hash() {
use std::collections::hash_map::DefaultHasher;
use std::hash::Hash;
use std::hash::Hasher;
let a = $mask::new(true, false);
let b = $mask::new(true, false);
let c = $mask::new(false, true);
let mut hasher = DefaultHasher::new();
a.hash(&mut hasher);
let a_hashed = hasher.finish();
let mut hasher = DefaultHasher::new();
b.hash(&mut hasher);
let b_hashed = hasher.finish();
let mut hasher = DefaultHasher::new();
c.hash(&mut hasher);
let c_hashed = hasher.finish();
assert_eq!(a, b);
assert_eq!(a_hashed, b_hashed);
assert_ne!(a, c);
assert_ne!(a_hashed, c_hashed);
}
#[test]
fn test_to_from_slice() {
let v = $vec2::new(1 as $t, 2 as $t);
let mut a = [0 as $t, 0 as $t];
v.write_to_slice_unaligned(&mut a);
assert_eq!(v, $vec2::from_slice_unaligned(&a));
}
#[cfg(feature = "std")]
#[test]
fn test_sum() {
let one = $vec2::one();
assert_eq!(vec![one, one].iter().sum::<$vec2>(), one + one);
}
#[cfg(feature = "std")]
#[test]
fn test_product() {
let two = $vec2::new(2 as $t, 2 as $t);
assert_eq!(vec![two, two].iter().product::<$vec2>(), two * two);
}
};
}
macro_rules! impl_vec2_signed_tests {
($t:ident, $const_new:ident, $new:ident, $vec2:ident, $vec3:ident, $mask:ident) => {
impl_vec2_tests!($t, $const_new, $new, $vec2, $vec3, $mask);
#[test]
fn test_dot_signed() {
let x = $new(1 as $t, 0 as $t);
let y = $new(0 as $t, 1 as $t);
assert_eq!(1 as $t, x.dot(x));
assert_eq!(0 as $t, x.dot(y));
assert_eq!(-1 as $t, x.dot(-x));
}
#[test]
fn test_neg() {
let a = $new(1 as $t, 2 as $t);
assert_eq!($new(-1 as $t, -2 as $t), (-a));
}
};
}
macro_rules! impl_vec2_float_tests {
($t:ident, $const_new:ident, $new:ident, $vec2:ident, $vec3:ident, $mask:ident, $mat2:ident) => {
impl_vec2_signed_tests!($t, $const_new, $new, $vec2, $vec3, $mask);
use core::$t::INFINITY;
use core::$t::NAN;
use core::$t::NEG_INFINITY;
#[test]
fn test_length() {
let x = $new(1.0, 0.0);
let y = $new(0.0, 1.0);
assert_eq!(4.0, (2.0 * x).length_squared());
assert_eq!(9.0, (-3.0 * y).length_squared());
assert_eq!(2.0, (-2.0 * x).length());
assert_eq!(3.0, (3.0 * y).length());
assert_eq!(2.0, x.distance_squared(y));
assert_eq!(13.0, (2.0 * x).distance_squared(-3.0 * y));
assert_eq!((2.0 as $t).sqrt(), x.distance(y));
assert_eq!(5.0, (3.0 * x).distance(-4.0 * y));
assert_eq!(13.0, (-5.0 * x).distance(12.0 * y));
assert_eq!(x, (2.0 * x).normalize());
assert_eq!(1.0 * 3.0 + 2.0 * 4.0, $new(1.0, 2.0).dot($new(3.0, 4.0)));
assert_eq!(2.0 * 2.0 + 3.0 * 3.0, $new(2.0, 3.0).length_squared());
assert_eq!(
(2.0 as $t * 2.0 + 3.0 * 3.0).sqrt(),
$new(2.0, 3.0).length()
);
assert_eq!(
1.0 / (2.0 as $t * 2.0 + 3.0 * 3.0).sqrt(),
$new(2.0, 3.0).length_recip()
);
assert!($new(2.0, 3.0).normalize().is_normalized());
assert_eq!(
$new(2.0, 3.0) / (2.0 as $t * 2.0 + 3.0 * 3.0).sqrt(),
$new(2.0, 3.0).normalize()
);
assert_eq!($new(0.5, 0.25), $new(2.0, 4.0).recip());
}
#[test]
fn test_perp() {
let v1 = $vec2::new(1.0, 2.0);
let v2 = $vec2::new(1.0, 1.0);
let v1_perp = $vec2::new(-2.0, 1.0);
let rot90 = $mat2::from_angle($t::to_radians(90.0));
assert_eq!(v1_perp, v1.perp());
assert_eq!(v1.perp().dot(v1), 0.0);
assert_eq!(v2.perp().dot(v2), 0.0);
assert_eq!(v1.perp().dot(v2), v1.perp_dot(v2));
assert_approx_eq!(v1.perp(), rot90 * v1);
}
#[test]
fn test_sign() {
assert_eq!($vec2::zero().signum(), $vec2::one());
assert_eq!(-$vec2::zero().signum(), -$vec2::one());
assert_eq!($vec2::one().signum(), $vec2::one());
assert_eq!((-$vec2::one()).signum(), -$vec2::one());
assert_eq!($vec2::splat(INFINITY).signum(), $vec2::one());
assert_eq!($vec2::splat(NEG_INFINITY).signum(), -$vec2::one());
assert!($vec2::splat(NAN).signum().is_nan_mask().all());
}
#[test]
fn test_abs() {
assert_eq!($vec2::zero().abs(), $vec2::zero());
assert_eq!($vec2::one().abs(), $vec2::one());
assert_eq!((-$vec2::one()).abs(), $vec2::one());
}
#[test]
fn test_round() {
assert_eq!($vec2::new(1.35, 0.0).round().x, 1.0);
assert_eq!($vec2::new(0.0, 1.5).round().y, 2.0);
assert_eq!($vec2::new(0.0, -15.5).round().y, -16.0);
assert_eq!($vec2::new(0.0, 0.0).round().y, 0.0);
assert_eq!($vec2::new(0.0, 21.1).round().y, 21.0);
assert_eq!($vec2::new(0.0, 11.123).round().y, 11.0);
assert_eq!($vec2::new(0.0, 11.499).round().y, 11.0);
assert_eq!(
$vec2::new(NEG_INFINITY, INFINITY).round(),
$vec2::new(NEG_INFINITY, INFINITY)
);
assert!($vec2::new(NAN, 0.0).round().x.is_nan());
}
#[test]
fn test_floor() {
assert_eq!($vec2::new(1.35, -1.5).floor(), $vec2::new(1.0, -2.0));
assert_eq!(
$vec2::new(INFINITY, NEG_INFINITY).floor(),
$vec2::new(INFINITY, NEG_INFINITY)
);
assert!($vec2::new(NAN, 0.0).floor().x.is_nan());
assert_eq!(
$vec2::new(-2000000.123, 10000000.123).floor(),
$vec2::new(-2000001.0, 10000000.0)
);
}
#[test]
fn test_ceil() {
assert_eq!($vec2::new(1.35, -1.5).ceil(), $vec2::new(2.0, -1.0));
assert_eq!(
$vec2::new(INFINITY, NEG_INFINITY).ceil(),
$vec2::new(INFINITY, NEG_INFINITY)
);
assert!($vec2::new(NAN, 0.0).ceil().x.is_nan());
assert_eq!(
$vec2::new(-2000000.123, 1000000.123).ceil(),
$vec2::new(-2000000.0, 1000001.0)
);
}
#[test]
fn test_lerp() {
let v0 = $vec2::new(-1.0, -1.0);
let v1 = $vec2::new(1.0, 1.0);
assert_approx_eq!(v0, v0.lerp(v1, 0.0));
assert_approx_eq!(v1, v0.lerp(v1, 1.0));
assert_approx_eq!($vec2::zero(), v0.lerp(v1, 0.5));
}
#[test]
fn test_is_finite() {
assert!($vec2::new(0.0, 0.0).is_finite());
assert!($vec2::new(-1e-10, 1e10).is_finite());
assert!(!$vec2::new(INFINITY, 0.0).is_finite());
assert!(!$vec2::new(0.0, NAN).is_finite());
assert!(!$vec2::new(0.0, NEG_INFINITY).is_finite());
assert!(!$vec2::new(INFINITY, NEG_INFINITY).is_finite());
}
#[test]
fn test_powf() {
assert_eq!($vec2::new(2.0, 4.0).powf(2.0), $vec2::new(4.0, 16.0));
}
#[test]
fn test_exp() {
assert_eq!(
$vec2::new(1.0, 2.0).exp(),
$vec2::new((1.0 as $t).exp(), (2.0 as $t).exp())
);
}
#[test]
fn test_angle_between() {
let angle = $vec2::new(1.0, 0.0).angle_between($vec2::new(0.0, 1.0));
assert_approx_eq!(core::$t::consts::FRAC_PI_2, angle, 1e-6);
let angle = $vec2::new(10.0, 0.0).angle_between($vec2::new(0.0, 5.0));
assert_approx_eq!(core::$t::consts::FRAC_PI_2, angle, 1e-6);
let angle = $vec2::new(-1.0, 0.0).angle_between($vec2::new(0.0, 1.0));
assert_approx_eq!(-core::$t::consts::FRAC_PI_2, angle, 1e-6);
}
};
}
mod vec2 {
use glam::{const_vec2, vec2, BVec2, Mat2, Vec2, Vec3};
#[test]
fn test_align() {
use core::mem;
assert_eq!(8, mem::size_of::<Vec2>());
assert_eq!(4, mem::align_of::<Vec2>());
assert_eq!(2, mem::size_of::<BVec2>());
assert_eq!(1, mem::align_of::<BVec2>());
}
#[test]
fn test_as() {
use glam::{DVec2, IVec2, UVec2};
assert_eq!(DVec2::new(-1.0, -2.0), Vec2::new(-1.0, -2.0).as_f64());
assert_eq!(IVec2::new(-1, -2), Vec2::new(-1.0, -2.0).as_i32());
assert_eq!(UVec2::new(1, 2), Vec2::new(1.0, 2.0).as_u32());
assert_eq!(IVec2::new(-1, -2), DVec2::new(-1.0, -2.0).as_i32());
assert_eq!(UVec2::new(1, 2), DVec2::new(1.0, 2.0).as_u32());
assert_eq!(Vec2::new(-1.0, -2.0), DVec2::new(-1.0, -2.0).as_f32());
assert_eq!(DVec2::new(-1.0, -2.0), IVec2::new(-1, -2).as_f64());
assert_eq!(UVec2::new(1, 2), IVec2::new(1, 2).as_u32());
assert_eq!(Vec2::new(-1.0, -2.0), IVec2::new(-1, -2).as_f32());
assert_eq!(DVec2::new(1.0, 2.0), UVec2::new(1, 2).as_f64());
assert_eq!(IVec2::new(1, 2), UVec2::new(1, 2).as_i32());
assert_eq!(Vec2::new(1.0, 2.0), UVec2::new(1, 2).as_f32());
}
impl_vec2_float_tests!(f32, const_vec2, vec2, Vec2, Vec3, BVec2, Mat2);
}
mod dvec2 {
use glam::{const_dvec2, dvec2, BVec2, DMat2, DVec2, DVec3};
#[test]
fn test_align() {
use core::mem;
assert_eq!(16, mem::size_of::<DVec2>());
assert_eq!(8, mem::align_of::<DVec2>());
assert_eq!(2, mem::size_of::<BVec2>());
assert_eq!(1, mem::align_of::<BVec2>());
}
impl_vec2_float_tests!(f64, const_dvec2, dvec2, DVec2, DVec3, BVec2, DMat2);
}
mod ivec2 {
use glam::{const_ivec2, ivec2, BVec2, IVec2, IVec3};
#[test]
fn test_align() {
use core::mem;
assert_eq!(8, mem::size_of::<IVec2>());
assert_eq!(4, mem::align_of::<IVec2>());
assert_eq!(2, mem::size_of::<BVec2>());
assert_eq!(1, mem::align_of::<BVec2>());
}
impl_vec2_signed_tests!(i32, const_ivec2, ivec2, IVec2, IVec3, BVec2);
}
mod uvec2 {
use glam::{const_uvec2, uvec2, BVec2, UVec2, UVec3};
#[test]
fn test_align() {
use core::mem;
assert_eq!(8, mem::size_of::<UVec2>());
assert_eq!(4, mem::align_of::<UVec2>());
assert_eq!(2, mem::size_of::<BVec2>());
assert_eq!(1, mem::align_of::<BVec2>());
}
impl_vec2_tests!(u32, const_uvec2, uvec2, UVec2, UVec3, BVec2);
}