xref: /aosp_15_r20/external/pigweed/pw_rust/examples/basic_executable/main.rs (revision 61c4878ac05f98d0ceed94b57d316916de578985)
1 // Copyright 2023 The Pigweed Authors
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License"); you may not
4 // use this file except in compliance with the License. You may obtain a copy of
5 // the License at
6 //
7 //     https://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
11 // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
12 // License for the specific language governing permissions and limitations under
13 // the License.
14 
15 #![warn(clippy::all)]
16 
17 mod other;
18 
main()19 fn main() {
20     println!("Hello, Pigweed!");
21 
22     // ensure we can run code from other modules in the main crate
23     println!("{}", other::foo());
24 
25     // ensure we can run code from dependent libraries
26     println!("{}", a::RequiredA::default().required_b.value);
27     println!("{}", c::value());
28 
29     println!("{}", proc_macro::fn_like_proc_macro!(123));
30 }
31 
32 #[cfg(test)]
33 mod tests {
34     #[test]
test_simple()35     fn test_simple() {
36         let x = 3.14;
37         assert!(x > 0.0);
38     }
39 
40     #[test]
test_other_module()41     fn test_other_module() {
42         assert!(a::RequiredA::default().required_b.value == 0);
43     }
44 }
45