armybox 0.3.0

A memory-safe #[no_std] BusyBox/Toybox clone in Rust - 299 Unix utilities in ~500KB
Documentation 
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//! ping6 - send ICMP6 ECHO_REQUEST to network hosts
//!
//! Send ICMPv6 ECHO_REQUEST packets to network hosts.

use super::ping::ping;

/// ping6 - send ICMP6 ECHO_REQUEST to network hosts
///
/// # Synopsis
/// ```text
/// ping6 [-c count] HOST
/// ```
///
/// # Description
/// Send ICMPv6 ECHO_REQUEST packets to a network host.
/// Currently wraps ping for IPv4.
///
/// # Exit Status
/// - 0: At least one response received
/// - 1: No response received or error
pub fn ping6(argc: i32, argv: *const *const u8) -> i32 {
    ping(argc, argv)
}

#[cfg(test)]
mod tests {
    extern crate std;
    use std::process::Command;
    use std::path::PathBuf;

    fn get_armybox_path() -> PathBuf {
        if let Ok(path) = std::env::var("ARMYBOX_PATH") {
            return PathBuf::from(path);
        }
        let manifest_dir = std::env::var("CARGO_MANIFEST_DIR")
            .map(PathBuf::from)
            .unwrap_or_else(|_| std::env::current_dir().unwrap());
        let release = manifest_dir.join("target/release/armybox");
        if release.exists() { return release; }
        manifest_dir.join("target/debug/armybox")
    }

    #[test]
    fn test_ping6_no_args() {
        let armybox = get_armybox_path();
        if !armybox.exists() { return; }

        let output = Command::new(&armybox)
            .args(["ping6"])
            .output()
            .unwrap();

        assert_eq!(output.status.code(), Some(1));
    }
}