// Copyright © 2024 Mikhail Hogrefe // // This file is part of Malachite. // // Malachite is free software: you can redistribute it and/or modify it under the terms of the GNU // Lesser General Public License (LGPL) as published by the Free Software Foundation; either version // 3 of the License, or (at your option) any later version. See <https://www.gnu.org/licenses/>. use core::hash::Hash; use malachite_base::bools::random::random_bools; use malachite_base::num::random::geometric::geometric_random_unsigneds; use malachite_base::num::random::random_primitive_ints; use malachite_base::random::{Seed, EXAMPLE_SEED}; use malachite_base::test_util::vecs::random::random_vecs_helper_helper; use malachite_base::vecs::random::random_vecs_from_length_iterator; use malachite_base::vecs::random_values_from_vec; use std::fmt::Debug; fn random_vecs_from_length_iterator_helper< T: Clone + Debug + Eq + Hash + Ord, I: Clone + Iterator<Item = u64>, J: Clone + Iterator<Item = T>, >( lengths_gen: &dyn Fn(Seed) -> I, xs_gen: &dyn Fn(Seed) -> J, expected_values: &[&[T]], expected_common_values: &[(&[T], usize)], expected_median: (&[T], Option<&[T]>), ) { random_vecs_helper_helper( random_vecs_from_length_iterator(EXAMPLE_SEED, lengths_gen, xs_gen), expected_values, expected_common_values, expected_median, ); } #[test] fn test_random_vecs_from_length_iterator() { random_vecs_from_length_iterator_helper( &|seed| random_values_from_vec(seed, vec![0, 2, 4]), &random_bools, &[ &[true, false], &[true, false, true, false], &[true, false], &[true, true, false, true], &[false, false, false, false], &[false, false], &[], &[false, true], &[], &[false, false, false, true], &[false, false, false, true], &[false, false], &[true, true, true, true], &[false, true], &[false, true, true, true], &[false, true, true, false], &[false, false, false, true], &[], &[true, true, false, true], &[], ], &[ (&[], 333820), (&[true, false], 83553), (&[false, false], 83348), (&[false, true], 83319), (&[true, true], 82905), (&[true, true, true, false], 21126), (&[false, false, false, true], 20940), (&[false, false, true, false], 20931), (&[true, true, false, true], 20925), (&[true, false, false, false], 20899), ], (&[false, false, true, true], None), ); random_vecs_from_length_iterator_helper( &|seed| geometric_random_unsigneds::<u64>(seed, 2, 1).map(|x| x << 1), &random_primitive_ints::<u8>, &[ &[85, 11, 136, 200, 235, 134, 203, 223, 38, 235, 217, 177], &[162, 32], &[166, 234, 30, 218, 90, 106, 9, 216, 204, 151, 213, 97, 253, 78, 91, 39], &[191, 175], &[ 170, 232, 233, 2, 35, 22, 217, 198, 114, 17, 32, 173, 114, 65, 121, 222, 173, 25, 144, 148, 79, 115, 52, 73, 69, 137, 91, 153, ], &[], &[178, 112, 34, 95, 106, 167, 197, 130, 168, 122], &[207, 172, 177, 86, 150, 221, 218, 101], &[115, 74], &[], &[9, 123, 109, 52, 201, 159, 247, 250, 48, 133, 235, 196], &[40, 97, 104, 68], &[], &[], &[190, 216], &[7, 216, 157, 43, 43, 112], &[], &[217, 24], &[], &[11, 103], ], &[ (&[], 333981), (&[198, 47], 13), (&[203, 121], 13), (&[77, 29], 12), (&[97, 58], 12), (&[174, 43], 12), (&[80, 107], 12), (&[100, 118], 12), (&[176, 218], 12), (&[203, 110], 12), ], (&[63, 135], None), ); }