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rust: sync: atomic: Add atomic bool tests

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Add tests for Atomic<bool> operations.

Atomic<bool> does not fit into the existing u8/16/32/64 tests so
introduce a dedicated test for it.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@gmail.com>
Reviewed-by: Gary Guo <gary@garyguo.net>
Signed-off-by: Boqun Feng <boqun.feng@gmail.com>
Link: https://patch.msgid.link/20260101034922.2020334-3-fujita.tomonori@gmail.com
This commit is contained in:
FUJITA Tomonori 2026-01-01 12:49:22 +09:00 committed by Boqun Feng
parent 06bd0e52bf
commit 4bac28727a
1 changed files with 16 additions and 0 deletions
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16
rust/kernel/sync/atomic/predefine.rs
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@ -199,4 +199,20 @@ fn atomic_arithmetic_tests() {
assert_eq!(v + 25, x.load(Relaxed));
});
}
#[test]
fn atomic_bool_tests() {
let x = Atomic::new(false);
assert_eq!(false, x.load(Relaxed));
x.store(true, Relaxed);
assert_eq!(true, x.load(Relaxed));
assert_eq!(true, x.xchg(false, Relaxed));
assert_eq!(false, x.load(Relaxed));
assert_eq!(Err(false), x.cmpxchg(true, true, Relaxed));
assert_eq!(false, x.load(Relaxed));
assert_eq!(Ok(false), x.cmpxchg(false, true, Full));
}
}