#[must_use]
pub fn is_valid_port(port: u16) -> bool {
port > 0
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn test_port_validation() {
assert!(is_valid_port(1)); assert!(is_valid_port(8080)); assert!(is_valid_port(65535));
assert!(!is_valid_port(0));
}
}