xref: /aosp_15_r20/external/bazelbuild-rules_rust/test/rustc_env_files/output_test.rs (revision d4726bddaa87cc4778e7472feed243fa4b6c267f) 
1 use std::process;
2 
main()3 fn main() {
4     let binary = std::env::args().nth(1).expect("No argument was provided");
5 
6     let output = process::Command::new(binary)
7         .output()
8         .expect("Failed to spawn process");
9     if !output.status.success() {
10         eprintln!("Failed to execute binary");
11         eprintln!("{}", std::str::from_utf8(&output.stdout).unwrap());
12         eprintln!("{}", std::str::from_utf8(&output.stderr).unwrap());
13         process::exit(output.status.code().unwrap());
14     }
15 
16     let stdout = std::str::from_utf8(&output.stdout).unwrap().trim();
17     assert_eq!("Howdy from version 1.2.3", stdout);
18 }
19