message: Correctly test iterators equality
  Remove debug prints
diff: @@ -70,7 +70,12 @@ pub fn all_simple_paths<'g, TargetIter: 'g, N, E, Ty, Ix>(graph: &'g Graph<N, E,
  #[cfg(test)]
  mod test {
  - use itertools::equal;
  + use std::{
  + collections::HashSet,
  + iter::FromIterator
  + };
  +
  + use itertools::assert_equal;
  use crate::{
  dot::Dot,
  @@ -97,7 +102,7 @@ mod test {
  (5, 3)
  ]);
  - let expexted_simple_paths_0_to_5 = &[
  + let expexted_simple_paths_0_to_5 = vec![
  vec![0usize, 1, 2, 3, 4, 5],
  vec![0, 1, 2, 4, 5],
  vec![0, 1, 3, 2, 4, 5],
  @@ -109,12 +114,11 @@ mod test {
  ];
  println!("{}", Dot::new(&graph));
  - let actual_simple_paths_0_to_5: Vec<Vec<_>> = all_simple_paths(&graph, 0u32.into(), 5u32.into(), 0, None)
  + let actual_simple_paths_0_to_5: HashSet<Vec<_>> = all_simple_paths(&graph, 0u32.into(), 5u32.into(), 0, None)
  .map(|v: Vec<_>| v.into_iter().map(|i| i.index()).collect())
  .collect();
  - println!("{:#?}", actual_simple_paths_0_to_5);
  assert_eq!(actual_simple_paths_0_to_5.len(), 8);
  - equal(expexted_simple_paths_0_to_5, &actual_simple_paths_0_to_5);
  + assert_eq!(HashSet::from_iter(expexted_simple_paths_0_to_5), actual_simple_paths_0_to_5);
  }
  #[test]
  @@ -132,9 +136,8 @@ mod test {
  .map(|v: Vec<_>| v.into_iter().map(|i| i.index()).collect())
  .collect();
  - println!("{:#?}", actual_simple_paths_0_to_1);
  assert_eq!(actual_simple_paths_0_to_1.len(), 1);
  - equal(expexted_simple_paths_0_to_1, &actual_simple_paths_0_to_1);
  + assert_equal(expexted_simple_paths_0_to_1, &actual_simple_paths_0_to_1);
  }
  #[test]
  @@ -149,7 +152,6 @@ mod test {
  .map(|v: Vec<_>| v.into_iter().map(|i| i.index()).collect())
  .collect();
  - println!("{:#?}", actual_simple_paths_0_to_2);
  assert_eq!(actual_simple_paths_0_to_2.len(), 0);
  }
  }
  