| use crate::cell::RefCell; |
| use crate::collections::HashMap; |
| use crate::thread_local; |
| |
| #[test] |
| fn smoke() { |
| fn square(i: i32) -> i32 { |
| i * i |
| } |
| thread_local!(static FOO: i32 = square(3)); |
| |
| FOO.with(|f| { |
| assert_eq!(*f, 9); |
| }); |
| } |
| |
| #[test] |
| fn hashmap() { |
| fn map() -> RefCell<HashMap<i32, i32>> { |
| let mut m = HashMap::new(); |
| m.insert(1, 2); |
| RefCell::new(m) |
| } |
| thread_local!(static FOO: RefCell<HashMap<i32, i32>> = map()); |
| |
| FOO.with(|map| { |
| assert_eq!(map.borrow()[&1], 2); |
| }); |
| } |
| |
| #[test] |
| fn refcell_vec() { |
| thread_local!(static FOO: RefCell<Vec<u32>> = RefCell::new(vec![1, 2, 3])); |
| |
| FOO.with(|vec| { |
| assert_eq!(vec.borrow().len(), 3); |
| vec.borrow_mut().push(4); |
| assert_eq!(vec.borrow()[3], 4); |
| }); |
| } |