#[cfg(test)]
mod tests {
use crate::set_algorithms::has_two_sum::has_two_sum;
#[test]
fn test_has_two_sum() {
let arr = [1, 2, 3, 4];
assert!(has_two_sum(&arr, 5));
assert!(!has_two_sum(&arr, 10));
let arr = [2, 2, 2];
assert!(has_two_sum(&arr, 4));
let arr: [i32; 0] = [];
assert!(!has_two_sum(&arr, 0));
}
}