57 lines
2.1 KiB
Rust
57 lines
2.1 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 $module {
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#[allow(unused_imports)]
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use crate::core::helper::{RandScalar, RandComplex};
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use crate::proptest::*;
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use proptest::{prop_assert, proptest};
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proptest! {
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#[test]
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fn symm_tridiagonal(m in dmatrix_($scalar)) {
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let m = &m * m.adjoint();
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let tri = m.clone().symmetric_tridiagonalize();
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let recomp = tri.recompose();
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prop_assert!(relative_eq!(m.lower_triangle(), recomp.lower_triangle(), epsilon = 1.0e-7));
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}
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#[test]
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fn symm_tridiagonal_singular(m in dmatrix_($scalar)) {
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let mut m = &m * m.adjoint();
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let n = m.nrows();
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m.row_mut(n / 2).fill(na::zero());
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m.column_mut(n / 2).fill(na::zero());
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let tri = m.clone().symmetric_tridiagonalize();
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let recomp = tri.recompose();
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prop_assert!(relative_eq!(m.lower_triangle(), recomp.lower_triangle(), epsilon = 1.0e-7));
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}
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#[test]
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fn symm_tridiagonal_static_square(m in matrix4_($scalar)) {
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let m = m.hermitian_part();
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let tri = m.symmetric_tridiagonalize();
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let recomp = tri.recompose();
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prop_assert!(relative_eq!(m.lower_triangle(), recomp.lower_triangle(), epsilon = 1.0e-7));
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}
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#[test]
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fn symm_tridiagonal_static_square_2x2(m in matrix2_($scalar)) {
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let m = m.hermitian_part();
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let tri = m.symmetric_tridiagonalize();
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let recomp = tri.recompose();
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prop_assert!(relative_eq!(m.lower_triangle(), recomp.lower_triangle(), 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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