diff options
Diffstat (limited to 'tests/ui/array-slice-vec')
| -rw-r--r-- | tests/ui/array-slice-vec/matching-on-vector-slice-option-8498.rs | 28 | ||||
| -rw-r--r-- | tests/ui/array-slice-vec/pattern-matching-fixed-length-vectors-7784.rs | 31 |
2 files changed, 59 insertions, 0 deletions
diff --git a/tests/ui/array-slice-vec/matching-on-vector-slice-option-8498.rs b/tests/ui/array-slice-vec/matching-on-vector-slice-option-8498.rs new file mode 100644 index 00000000000..e243a247ed5 --- /dev/null +++ b/tests/ui/array-slice-vec/matching-on-vector-slice-option-8498.rs @@ -0,0 +1,28 @@ +// https://github.com/rust-lang/rust/issues/8498 +//@ run-pass + +pub fn main() { + match &[(Box::new(5),Box::new(7))] { + ps => { + let (ref y, _) = ps[0]; + assert_eq!(**y, 5); + } + } + + match Some(&[(Box::new(5),)]) { + Some(ps) => { + let (ref y,) = ps[0]; + assert_eq!(**y, 5); + } + None => () + } + + match Some(&[(Box::new(5),Box::new(7))]) { + Some(ps) => { + let (ref y, ref z) = ps[0]; + assert_eq!(**y, 5); + assert_eq!(**z, 7); + } + None => () + } +} diff --git a/tests/ui/array-slice-vec/pattern-matching-fixed-length-vectors-7784.rs b/tests/ui/array-slice-vec/pattern-matching-fixed-length-vectors-7784.rs new file mode 100644 index 00000000000..7d987e92b63 --- /dev/null +++ b/tests/ui/array-slice-vec/pattern-matching-fixed-length-vectors-7784.rs @@ -0,0 +1,31 @@ +// https://github.com/rust-lang/rust/issues/7784 +//@ run-pass + +use std::ops::Add; + +fn foo<T: Add<Output=T> + Clone>([x, y, z]: [T; 3]) -> (T, T, T) { + (x.clone(), x.clone() + y.clone(), x + y + z) +} +fn bar(a: &'static str, b: &'static str) -> [&'static str; 4] { + [a, b, b, a] +} + +fn main() { + assert_eq!(foo([1, 2, 3]), (1, 3, 6)); + + let [a, b, c, d] = bar("foo", "bar"); + assert_eq!(a, "foo"); + assert_eq!(b, "bar"); + assert_eq!(c, "bar"); + assert_eq!(d, "foo"); + + let [a, _, _, d] = bar("baz", "foo"); + assert_eq!(a, "baz"); + assert_eq!(d, "baz"); + + let out = bar("baz", "foo"); + let [a, xs @ .., d] = out; + assert_eq!(a, "baz"); + assert_eq!(xs, ["foo", "foo"]); + assert_eq!(d, "baz"); +} |
