nalgebra/src/tests/mat.rs

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#[test]
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use core::num::{One, abs};
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#[test]
use core::rand::{random};
#[test]
use std::cmp::FuzzyEq;
#[test]
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use traits::inv::Inv;
#[test]
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use traits::rotation::Rotation;
#[test]
use dim1::vec1::vec1;
#[test]
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use dim1::mat1::Mat1;
#[test]
use dim2::mat2::Mat2;
#[test]
use dim3::mat3::Mat3;
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#[test]
use adaptors::rotmat::Rotmat;
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// FIXME: this one fails with an ICE: node_id_to_type: no type for node [...]
// #[test]
// fn test_inv_nmat()
// {
// let randmat : NMat<d7, f64> = random();
//
// assert!((randmat.inverse() * randmat).fuzzy_eq(&One::one()));
// }
#[test]
fn test_inv_mat1()
{
for uint::range(0u, 10000u) |_|
{
let randmat : Mat1<f64> = random();
assert!((randmat.inverse() * randmat).fuzzy_eq(&One::one()));
}
}
#[test]
fn test_inv_mat2()
{
for uint::range(0u, 10000u) |_|
{
let randmat : Mat2<f64> = random();
assert!((randmat.inverse() * randmat).fuzzy_eq(&One::one()));
}
}
#[test]
fn test_inv_mat3()
{
for uint::range(0u, 10000u) |_|
{
let randmat : Mat3<f64> = random();
assert!((randmat.inverse() * randmat).fuzzy_eq(&One::one()));
}
}
#[test]
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fn test_rotation2()
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{
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for uint::range(0u, 10000u) |_|
{
let randmat = One::one::<Rotmat<Mat2<f64>>>();
let ang = &vec1(abs::<f64>(random()) % f64::consts::pi);
assert!(randmat.rotated(ang).rotation().fuzzy_eq(ang));
}
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}