use finance_solution::stocks::ta::{adx_solution, AdxParams};
let n = 50usize;
let h: Vec<_> = (0..n).map(|i| 101.0 + i as f64 * 0.1).collect();
let l: Vec<_> = (0..n).map(|i| 99.0 + i as f64 * 0.1).collect();
let c: Vec<_> = (0..n).map(|i| 100.0 + i as f64 * 0.1).collect();
let sol = adx_solution(&h, &l, &c, AdxParams::period_14()).unwrap();
assert!(sol.formula().contains("Wilder"));