1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
pub fn bubble_sort<T: PartialOrd + Clone>(collection: &[T]) -> Vec<T> {
let mut result: Vec<T> = collection.into();
for _ in 0..result.len() {
let mut swaps = 0;
for i in 1..result.len() {
if result[i - 1] > result[i] {
result.swap(i - 1, i);
swaps += 1;
}
}
if swaps == 0 {
break;
}
}
result
}
#[cfg(test)]
mod tests {
use super::bubble_sort;
#[test]
fn test_bubble_sort() {
assert_eq!(bubble_sort(&vec![9, 8, 7, 6]), vec![6, 7, 8, 9]);
assert_eq!(bubble_sort(&vec![9_f32, 8_f32, 7_f32, 6_f32]), vec![6_f32, 7_f32, 8_f32, 9_f32]);
assert_eq!(bubble_sort(&vec!['c','f','a','x']), vec!['a', 'c', 'f', 'x']);
assert_eq!(bubble_sort(&vec![6, 8, 7, 9]), vec![6, 7, 8, 9]);
assert_eq!(bubble_sort(&vec![2, 1, 1, 1, 1]), vec![1, 1, 1, 1, 2]);
}
}