Merge pull request #86 from izderadicka/vector-tests

Test and fix to vec-final
pull/90/head
Alexis Beingessner 6 years ago committed by GitHub
commit ae42ad7aa4
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@ -289,7 +289,7 @@ pub struct Drain<'a, T: 'a> {
impl<'a, T> Iterator for Drain<'a, T> {
type Item = T;
fn next(&mut self) -> Option<T> { self.iter.next_back() }
fn next(&mut self) -> Option<T> { self.iter.next() }
fn size_hint(&self) -> (usize, Option<usize>) { self.iter.size_hint() }
}
@ -304,5 +304,77 @@ impl<'a, T> Drop for Drain<'a, T> {
}
}
# fn main() {}
# fn main() {
# tests::create_push_pop();
# tests::iter_test();
# tests::test_drain();
# tests::test_zst();
# println!("All tests finished OK");
# }
# mod tests {
# use super::*;
# pub fn create_push_pop() {
# let mut v = Vec::new();
# v.push(1);
# assert_eq!(1, v.len());
# assert_eq!(1, v[0]);
# for i in v.iter_mut() {
# *i += 1;
# }
# v.insert(0, 5);
# let x = v.pop();
# assert_eq!(Some(2), x);
# assert_eq!(1, v.len());
# v.push(10);
# let x = v.remove(0);
# assert_eq!(5, x);
# assert_eq!(1, v.len());
# }
#
# pub fn iter_test() {
# let mut v = Vec::new();
# for i in 0..10 {
# v.push(Box::new(i))
# }
# let mut iter = v.into_iter();
# let first = iter.next().unwrap();
# let last = iter.next_back().unwrap();
# drop(iter);
# assert_eq!(0, *first);
# assert_eq!(9, *last);
# }
#
# pub fn test_drain() {
# let mut v = Vec::new();
# for i in 0..10 {
# v.push(Box::new(i))
# }
# {
# let mut drain = v.drain();
# let first = drain.next().unwrap();
# let last = drain.next_back().unwrap();
# assert_eq!(0, *first);
# assert_eq!(9, *last);
# }
# assert_eq!(0, v.len());
# v.push(Box::new(1));
# assert_eq!(1, *v.pop().unwrap());
# }
#
# pub fn test_zst() {
# let mut v = Vec::new();
# for _i in 0..10 {
# v.push(())
# }
#
# let mut count = 0;
#
# for _ in v.into_iter() {
# count += 1
# }
#
# assert_eq!(10, count);
# }
# }
```

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