79     fn choose<R>(&self, rng: &mut R) -> Option<&Self::Item>  in choose()  method
304     fn choose<R>(mut self, rng: &mut R) -> Option<Self::Item>  in choose()  method
495     fn choose<R>(&self, rng: &mut R) -> Option<&Self::Item>  in choose()  method
684             let picked = *chars.choose(&mut r).unwrap();  in test_slice_choose()
700         assert_eq!(v.choose(&mut r), None);  in test_slice_choose()
712         assert_eq!(chars.choose(&mut r), Some(&'l'));  in value_stability_slice()
813                 let picked = iter.clone().choose(r).unwrap();  in test_iterator_choose()
856         assert_eq!((0..0).choose(r), None);  in test_iterator_choose()
857         assert_eq!(UnhintedIterator { iter: 0..0 }.choose(r), None);  in test_iterator_choose()
910         assert_eq!((0..0).choose(r), None);  in test_iterator_choose_stable()
911         assert_eq!(UnhintedIterator { iter: 0..0 }.choose(r), None);  in test_iterator_choose_stable()
1118         fn choose<I: Iterator<Item = u32>>(iter: I) -> Option<u32> {  in value_stability_choose()  function
1120             iter.choose(&mut rng)  in value_stability_choose()
1123         assert_eq!(choose([].iter().cloned()), None);  in value_stability_choose()
1124         assert_eq!(choose(0..100), Some(33));  in value_stability_choose()
1125         assert_eq!(choose(UnhintedIterator { iter: 0..100 }), Some(40));  in value_stability_choose()
1127             choose(ChunkHintedIterator {  in value_stability_choose()
1136             choose(ChunkHintedIterator {  in value_stability_choose()
1145             choose(WindowHintedIterator {  in value_stability_choose()
1153             choose(WindowHintedIterator {  in value_stability_choose()
1164         fn choose<I: Iterator<Item = u32>>(iter: I) -> Option<u32> {  in value_stability_choose_stable()  function
1169         assert_eq!(choose([].iter().cloned()), None);  in value_stability_choose_stable()
1170         assert_eq!(choose(0..100), Some(40));  in value_stability_choose_stable()
1171         assert_eq!(choose(UnhintedIterator { iter: 0..100 }), Some(40));  in value_stability_choose_stable()
1173             choose(ChunkHintedIterator {  in value_stability_choose_stable()
1182             choose(ChunkHintedIterator {  in value_stability_choose_stable()
1191             choose(WindowHintedIterator {  in value_stability_choose_stable()
1199             choose(WindowHintedIterator {  in value_stability_choose_stable()