mk_lib/
version.rs

1/// Get the version of the program from the environment variables
2pub fn get_version_digits() -> String {
3  let semver = option_env!("CARGO_PKG_VERSION").unwrap_or("unknown");
4  match option_env!("MK_BUILD_GIT_HASH") {
5    None => semver.to_string(),
6    Some(hash) => format!("{} (rev {})", semver, hash),
7  }
8}
9
10#[cfg(test)]
11mod tests {
12  use super::*;
13  use regex::Regex;
14
15  #[test]
16  fn test_get_version_digits_no_hash() -> anyhow::Result<()> {
17    // Since CARGO_PKG_VERSION is set at compile time and
18    // MK_BUILD_GIT_HASH is not set in test environment
19    let version = get_version_digits();
20    let re = Regex::new(r"^\d+\.\d+\.\d+ \(rev [a-f0-9]+\)$")?;
21    assert!(version == "unknown" || re.find(&version).is_some());
22    Ok(())
23  }
24
25  #[test]
26  fn test_get_version_digits_format() -> anyhow::Result<()> {
27    // Test version string format when hash is present
28    // We can't directly set env vars for option_env! macro
29    // but we can verify the function returns expected format
30    let version: &str = &get_version_digits();
31    let re_1 = Regex::new(r"^\d+\.\d+\.\d+$")?;
32    let re_2 = Regex::new(r"^\d+\.\d+\.\d+ \(rev [a-f0-9]+\)$")?;
33    assert!(version == "unknown" || re_1.find(version).is_some() || re_2.find(version).is_some());
34
35    Ok(())
36  }
37}
mk_lib/version.rs

mk_lib/
version.rs
