TEST: Add docs test for seq
@@ -18,6 +18,9 @@ use std::convert::Into;
///
/// let a = seq(1, 10, 2);
/// assert_eq!(a, vec![1f64,3f64,5f64,7f64,9f64]);
+///
+/// let b = seq(1, 1, 1);
+/// assert_eq!(b, vec![1f64]);
/// ```
pub fn seq<S, T, U>(start: S, end: T, step: U) -> Vec<f64>
where
