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-rw-r--r--tests/test_core.rs15
1 files changed, 5 insertions, 10 deletions
diff --git a/tests/test_core.rs b/tests/test_core.rs
index a7b7449..df94eb6 100644
--- a/tests/test_core.rs
+++ b/tests/test_core.rs
@@ -116,7 +116,7 @@ fn chain2() {
fn write_to() {
let xs = [7, 9, 8];
let mut ys = [0; 5];
- let cnt = ys.iter_mut().set_from(xs.iter().map(|x| *x));
+ let cnt = ys.iter_mut().set_from(xs.iter().copied());
assert!(cnt == xs.len());
assert!(ys == [7, 9, 8, 0, 0]);
@@ -180,15 +180,10 @@ fn batching() {
let ys = [(0, 1), (2, 1)];
// An iterator that gathers elements up in pairs
- let pit = xs.iter().cloned().batching(|it| {
- match it.next() {
- None => None,
- Some(x) => match it.next() {
- None => None,
- Some(y) => Some((x, y)),
- }
- }
- });
+ let pit = xs
+ .iter()
+ .cloned()
+ .batching(|it| it.next().and_then(|x| it.next().map(|y| (x, y))));
it::assert_equal(pit, ys.iter().cloned());
}