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// Copyright 2018-2024 argmin developers
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://apache.org/licenses/LICENSE-2.0> or the MIT license <LICENSE-MIT or
// http://opensource.org/licenses/MIT>, at your option. This file may not be
// copied, modified, or distributed except according to those terms.
#[cfg(test)]
mod tests {
#[allow(unused_imports)]
use super::*;
use argmin_math::ArgminRandom;
use ndarray::{array, Array1, Array2};
use paste::item;
use rand::SeedableRng;
macro_rules! make_test {
($t:ty) => {
item! {
#[test]
fn [<test_random_vec_ $t>]() {
let a = array![1 as $t, 2 as $t, 4 as $t];
let b = array![2 as $t, 3 as $t, 5 as $t];
let mut rng = rand::rngs::StdRng::seed_from_u64(42);
let random = Array1::<$t>::rand_from_range(&a, &b, &mut rng);
for i in 0..3 {
assert!(random[i] >= a[i]);
assert!(random[i] <= b[i]);
}
}
}
item! {
#[test]
fn [<test_random_mat_ $t>]() {
let a = array![
[1 as $t, 2 as $t, 4 as $t],
[2 as $t, 3 as $t, 5 as $t]
];
let b = array![
[2 as $t, 3 as $t, 5 as $t],
[3 as $t, 4 as $t, 6 as $t]
];
let mut rng = rand::rngs::StdRng::seed_from_u64(42);
let random = Array2::<$t>::rand_from_range(&a, &b, &mut rng);
for i in 0..3 {
for j in 0..2 {
assert!(random[(j, i)] >= a[(j, i)]);
assert!(random[(j, i)] <= b[(j, i)]);
}
}
}
}
};
}
make_test!(i8);
make_test!(u8);
make_test!(i16);
make_test!(u16);
make_test!(i32);
make_test!(u32);
make_test!(i64);
make_test!(u64);
make_test!(f32);
make_test!(f64);
}