From 2aa4a82499d4becd2284cdb482213d541b8804dd Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 28 Apr 2024 16:29:10 +0200 Subject: Adding upstream version 86.0.1. Signed-off-by: Daniel Baumann --- third_party/rust/rental/tests/map.rs | 42 ++++++++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 third_party/rust/rental/tests/map.rs (limited to 'third_party/rust/rental/tests/map.rs') diff --git a/third_party/rust/rental/tests/map.rs b/third_party/rust/rental/tests/map.rs new file mode 100644 index 0000000000..3ef3b94810 --- /dev/null +++ b/third_party/rust/rental/tests/map.rs @@ -0,0 +1,42 @@ +#[macro_use] +extern crate rental; + + +pub struct Foo { + i: i32, +} + + +rental! { + mod rentals { + use super::*; + + #[rental(map_suffix = "T")] + pub struct SimpleRef { + foo: Box, + fr: &'foo T, + } + + #[rental_mut(map_suffix = "T")] + pub struct SimpleMut { + foo: Box, + fr: &'foo mut T, + } + } +} + + +#[test] +fn map() { + let foo = Foo { i: 5 }; + let sr = rentals::SimpleRef::new(Box::new(foo), |foo| foo); + let sr = sr.map(|fr| &fr.i); + assert_eq!(sr.rent(|ir| **ir), 5); + + let foo = Foo { i: 12 }; + let sm = rentals::SimpleMut::new(Box::new(foo), |foo| foo); + let sm = sm.map(|fr| &mut fr.i); + assert_eq!(sm.rent(|ir| **ir), 12); +} + + -- cgit v1.2.3