77 lines
2.5 KiB
Rust
77 lines
2.5 KiB
Rust
#![cfg(feature = "proptest-support")]
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macro_rules! gen_tests(
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($module: ident, $scalar: expr) => {
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mod $module {
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#[allow(unused_imports)]
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use crate::core::helper::{RandScalar, RandComplex};
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use crate::proptest::*;
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use proptest::{prop_assert, proptest};
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proptest! {
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#[test]
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fn bidiagonal(m in dmatrix_($scalar)) {
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let bidiagonal = m.clone().bidiagonalize();
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let (u, d, v_t) = bidiagonal.unpack();
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prop_assert!(relative_eq!(m, &u * d * &v_t, epsilon = 1.0e-7))
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}
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#[test]
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fn bidiagonal_static_5_3(m in matrix5x3_($scalar)) {
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let bidiagonal = m.bidiagonalize();
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let (u, d, v_t) = bidiagonal.unpack();
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prop_assert!(relative_eq!(m, &u * d * &v_t, epsilon = 1.0e-7))
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}
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#[test]
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fn bidiagonal_static_3_5(m in matrix3x5_($scalar)) {
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let bidiagonal = m.bidiagonalize();
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let (u, d, v_t) = bidiagonal.unpack();
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prop_assert!(relative_eq!(m, &u * d * &v_t, epsilon = 1.0e-7))
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}
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#[test]
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fn bidiagonal_static_square(m in matrix4_($scalar)) {
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let bidiagonal = m.bidiagonalize();
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let (u, d, v_t) = bidiagonal.unpack();
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prop_assert!(relative_eq!(m, &u * d * &v_t, epsilon = 1.0e-7))
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}
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#[test]
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fn bidiagonal_static_square_2x2(m in matrix2_($scalar)) {
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let bidiagonal = m.bidiagonalize();
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let (u, d, v_t) = bidiagonal.unpack();
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prop_assert!(relative_eq!(m, &u * d * &v_t, epsilon = 1.0e-7))
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}
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}
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}
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}
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);
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gen_tests!(complex, complex_f64());
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gen_tests!(f64, PROPTEST_F64);
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#[test]
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fn bidiagonal_identity() {
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let m = na::DMatrix::<f64>::identity(10, 10);
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let bidiagonal = m.clone().bidiagonalize();
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let (u, d, v_t) = bidiagonal.unpack();
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assert_eq!(m, &u * d * &v_t);
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let m = na::DMatrix::<f64>::identity(10, 15);
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let bidiagonal = m.clone().bidiagonalize();
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let (u, d, v_t) = bidiagonal.unpack();
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assert_eq!(m, &u * d * &v_t);
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let m = na::DMatrix::<f64>::identity(15, 10);
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let bidiagonal = m.clone().bidiagonalize();
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let (u, d, v_t) = bidiagonal.unpack();
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assert_eq!(m, &u * d * &v_t);
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}
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