mirror of
https://github.com/clap-rs/clap
synced 2024-12-15 07:12:32 +00:00
19 lines
399 B
Rust
19 lines
399 B
Rust
use clap::Clap;
|
|
|
|
mod utils;
|
|
|
|
use utils::*;
|
|
|
|
#[test]
|
|
fn auto_default_value() {
|
|
#[derive(Clap, PartialEq, Debug)]
|
|
struct Opt {
|
|
#[clap(default_value)]
|
|
arg: i32,
|
|
}
|
|
assert_eq!(Opt { arg: 0 }, Opt::parse_from(&["test"]));
|
|
assert_eq!(Opt { arg: 1 }, Opt::parse_from(&["test", "1"]));
|
|
|
|
let help = get_long_help::<Opt>();
|
|
assert!(help.contains("[default: 0]"));
|
|
}
|