// 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 .
use malachite_base::bools::exhaustive::exhaustive_bools;
use malachite_base::chars::exhaustive::exhaustive_ascii_chars;
use malachite_base::nevers::nevers;
use malachite_base::sets::exhaustive::shortlex_hash_sets_min_length;
use malachite_base::test_util::sets::exhaustive::{
exhaustive_hash_sets_helper_helper, exhaustive_hash_sets_small_helper_helper,
};
use malachite_base::tuples::exhaustive::exhaustive_units;
use std::collections::HashSet;
use std::fmt::Debug;
use std::hash::Hash;
fn shortlex_hash_sets_min_length_helper(
min_length: u64,
xs: I,
out: &[HashSet],
) where
I::Item: Clone + Debug + Eq + Hash,
{
exhaustive_hash_sets_helper_helper(shortlex_hash_sets_min_length(min_length, xs), out);
}
fn shortlex_hash_sets_min_length_small_helper(
min_length: u64,
xs: I,
out_len: usize,
out: &[HashSet],
) where
I::Item: Clone + Debug + Eq + Hash,
{
exhaustive_hash_sets_small_helper_helper(
shortlex_hash_sets_min_length(min_length, xs),
out_len,
out,
);
}
#[test]
fn test_shortlex_hash_sets_min_length() {
shortlex_hash_sets_min_length_small_helper(0, nevers(), 1, &[hashset! {}]);
shortlex_hash_sets_min_length_small_helper(4, nevers(), 0, &[]);
shortlex_hash_sets_min_length_small_helper(
0,
exhaustive_units(),
2,
&[hashset! {}, hashset! {()}],
);
shortlex_hash_sets_min_length_small_helper(5, exhaustive_units(), 0, &[]);
shortlex_hash_sets_min_length_small_helper(
0,
exhaustive_bools(),
4,
&[hashset! {}, hashset! {false}, hashset! {true}, hashset! {false, true}],
);
shortlex_hash_sets_min_length_small_helper(
1,
exhaustive_bools(),
3,
&[hashset! {false}, hashset! {true}, hashset! {false, true}],
);
shortlex_hash_sets_min_length_small_helper(
0,
'a'..='c',
8,
&[
hashset! {},
hashset! {'a'},
hashset! {'b'},
hashset! {'c'},
hashset! {'a', 'b'},
hashset! {'a', 'c'},
hashset! {'b', 'c'},
hashset! {'a', 'b', 'c'},
],
);
shortlex_hash_sets_min_length_small_helper(
2,
'a'..='c',
4,
&[hashset! {'a', 'b'}, hashset! {'a', 'c'}, hashset! {'b', 'c'}, hashset! {'a', 'b', 'c'}],
);
shortlex_hash_sets_min_length_helper(
0,
exhaustive_ascii_chars(),
&[
hashset! {},
hashset! {'a'},
hashset! {'b'},
hashset! {'c'},
hashset! {'d'},
hashset! {'e'},
hashset! {'f'},
hashset! {'g'},
hashset! {'h'},
hashset! {'i'},
hashset! {'j'},
hashset! {'k'},
hashset! {'l'},
hashset! {'m'},
hashset! {'n'},
hashset! {'o'},
hashset! {'p'},
hashset! {'q'},
hashset! {'r'},
hashset! {'s'},
],
);
shortlex_hash_sets_min_length_helper(
3,
exhaustive_ascii_chars(),
&[
hashset! {'a', 'b', 'c'},
hashset! {'a', 'b', 'd'},
hashset! {'a', 'b', 'e'},
hashset! {'a', 'b', 'f'},
hashset! {'a', 'b', 'g'},
hashset! {'a', 'b', 'h'},
hashset! {'a', 'b', 'i'},
hashset! {'a', 'b', 'j'},
hashset! {'a', 'b', 'k'},
hashset! {'a', 'b', 'l'},
hashset! {'a', 'b', 'm'},
hashset! {'a', 'b', 'n'},
hashset! {'a', 'b', 'o'},
hashset! {'a', 'b', 'p'},
hashset! {'a', 'b', 'q'},
hashset! {'a', 'b', 'r'},
hashset! {'a', 'b', 's'},
hashset! {'a', 'b', 't'},
hashset! {'a', 'b', 'u'},
hashset! {'a', 'b', 'v'},
],
);
}