xref: /DragonOS/kernel/crates/unified-init/src/main.rs (revision 539ee3eaeb83834e020efbb7582ed5ce2e9646ce) 
1 //! 需要测试的时候可以在这里写测试代码，
2 //! 然后在当前目录执行 `cargo expand --bin unified-init-expand`
3 //! 就可以看到把proc macro展开后的代码了
4 #![no_std]
5 #![allow(internal_features)]
6 #![feature(lang_items)]
7 
main()8 fn main() {
9     todo!()
10 }
11 
12 #[cfg(target_os = "none")]
13 #[panic_handler]
14 #[no_mangle]
panic(_info: &core::panic::PanicInfo) -> !15 pub fn panic(_info: &core::panic::PanicInfo) -> ! {
16     loop {}
17 }
18 
19 #[cfg(target_os = "none")]
20 #[lang = "eh_personality"]
eh_personality()21 unsafe extern "C" fn eh_personality() {}
22 
23 #[cfg(test)]
24 mod tests {
25     use system_error::SystemError;
26     use unified_init::define_unified_initializer_slice;
27     use unified_init_macros::unified_init;
28 
29     use super::*;
30 
31     #[test]
no_element()32     fn no_element() {
33         define_unified_initializer_slice!(TEST_0);
34 
35         assert_eq!(TEST_0.len(), 0);
36     }
37 
38     #[test]
no_element_ne()39     fn no_element_ne() {
40         define_unified_initializer_slice!(TEST_0_NE);
41 
42         #[unified_init(TEST_0_NE)]
43         fn x() -> Result<(), SystemError> {
44             todo!()
45         }
46 
47         assert_ne!(TEST_0_NE.len(), 0);
48     }
49 
50     #[test]
one_element()51     fn one_element() {
52         define_unified_initializer_slice!(TEST_1);
53 
54         #[unified_init(TEST_1)]
55         fn x() -> Result<(), SystemError> {
56             todo!()
57         }
58         assert_eq!(TEST_1.len(), 1);
59     }
60 
61     #[test]
two_elements()62     fn two_elements() {
63         define_unified_initializer_slice!(TEST_2);
64 
65         #[unified_init(TEST_2)]
66         fn x() -> Result<(), SystemError> {
67             todo!()
68         }
69 
70         #[unified_init(TEST_2)]
71         fn y() -> Result<(), SystemError> {
72             todo!()
73         }
74         assert_eq!(TEST_2.len(), 2);
75     }
76 }
77