forked from clap-rs/clap
/
regex.rs
37 lines (30 loc) · 1000 Bytes
/
regex.rs
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#![cfg(feature = "regex")]
#![allow(deprecated)]
use clap::{error::ErrorKind, Arg, Command};
use regex::{Regex, RegexSet};
#[test]
fn validator_regex() {
let priority = Regex::new(r"[A-C]").unwrap();
let m = Command::new("prog")
.arg(
Arg::new("priority")
.index(1)
.validator_regex(priority, "A, B or C are allowed"),
)
.try_get_matches_from(vec!["prog", "12345"]);
assert!(m.is_err());
assert_eq!(m.err().unwrap().kind(), ErrorKind::ValueValidation)
}
#[test]
fn validator_regex_with_regex_set() {
let priority = RegexSet::new(&[r"[A-C]", r"[X-Z]"]).unwrap();
let m = Command::new("prog")
.arg(
Arg::new("priority")
.index(1)
.validator_regex(priority, "A, B, C, X, Y or Z are allowed"),
)
.try_get_matches_from(vec!["prog", "12345"]);
assert!(m.is_err());
assert_eq!(m.err().unwrap().kind(), ErrorKind::ValueValidation)
}