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Add test

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This commit is contained in:
Manish Goregaokar 2019-04-22 15:39:38 -07:00
parent 7e2043de2f
commit b03cf3ff97
1 changed files with 18 additions and 0 deletions
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18
tests/ui/methods.rs
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@ -268,3 +268,21 @@ fn main() {
let opt = Some(0); let opt = Some(0);
let _ = opt.unwrap(); let _ = opt.unwrap();
} }
struct Foo(u8);
#[rustfmt::skip]
fn test_or_with_ctors() {
let opt = Some(1);
let opt_opt = Some(Some(1));
// we also test for const promotion, this makes sure we don't hit that
let two = 2;
let _ = opt_opt.unwrap_or(Some(2));
let _ = opt_opt.unwrap_or(Some(two));
let _ = opt.ok_or(Some(2));
let _ = opt.ok_or(Some(two));
let _ = opt.ok_or(Foo(2));
let _ = opt.ok_or(Foo(two));
let _ = opt.or(Some(2));
let _ = opt.or(Some(two));
}