mirror of
https://github.com/clap-rs/clap
synced 2024-12-15 15:22:30 +00:00
96 lines
3.2 KiB
Rust
96 lines
3.2 KiB
Rust
// Copyright (c) 2018 Guillaume Pinot <texitoi(a)texitoi.eu>
|
|
//
|
|
// This work is free. You can redistribute it and/or modify it under
|
|
// the terms of the Do What The Fuck You Want To Public License,
|
|
// Version 2, as published by Sam Hocevar. See the COPYING file for
|
|
// more details.
|
|
|
|
#[macro_use]
|
|
extern crate structopt;
|
|
|
|
use structopt::StructOpt;
|
|
|
|
#[test]
|
|
fn required_option() {
|
|
#[derive(StructOpt, PartialEq, Debug)]
|
|
struct Opt {
|
|
#[structopt(short = "a", long = "arg")]
|
|
arg: i32,
|
|
}
|
|
assert_eq!(Opt { arg: 42 },
|
|
Opt::from_clap(&Opt::clap().get_matches_from(&["test", "-a42"])));
|
|
assert_eq!(Opt { arg: 42 },
|
|
Opt::from_clap(&Opt::clap().get_matches_from(&["test", "-a", "42"])));
|
|
assert_eq!(Opt { arg: 42 },
|
|
Opt::from_clap(&Opt::clap().get_matches_from(&["test", "--arg", "42"])));
|
|
assert!(Opt::clap().get_matches_from_safe(&["test"]).is_err());
|
|
assert!(Opt::clap().get_matches_from_safe(&["test", "-a42", "-a24"]).is_err());
|
|
}
|
|
|
|
#[test]
|
|
fn optional_option() {
|
|
#[derive(StructOpt, PartialEq, Debug)]
|
|
struct Opt {
|
|
#[structopt(short = "a")]
|
|
arg: Option<i32>,
|
|
}
|
|
assert_eq!(Opt { arg: Some(42) },
|
|
Opt::from_clap(&Opt::clap().get_matches_from(&["test", "-a42"])));
|
|
assert_eq!(Opt { arg: None },
|
|
Opt::from_clap(&Opt::clap().get_matches_from(&["test"])));
|
|
assert!(Opt::clap().get_matches_from_safe(&["test", "-a42", "-a24"]).is_err());
|
|
}
|
|
|
|
#[test]
|
|
fn option_with_default() {
|
|
#[derive(StructOpt, PartialEq, Debug)]
|
|
struct Opt {
|
|
#[structopt(short = "a", default_value = "42")]
|
|
arg: i32,
|
|
}
|
|
assert_eq!(Opt { arg: 24 },
|
|
Opt::from_clap(&Opt::clap().get_matches_from(&["test", "-a24"])));
|
|
assert_eq!(Opt { arg: 42 },
|
|
Opt::from_clap(&Opt::clap().get_matches_from(&["test"])));
|
|
assert!(Opt::clap().get_matches_from_safe(&["test", "-a42", "-a24"]).is_err());
|
|
}
|
|
|
|
#[test]
|
|
fn option_with_raw_default() {
|
|
#[derive(StructOpt, PartialEq, Debug)]
|
|
struct Opt {
|
|
#[structopt(short = "a", raw(default_value = "\"42\""))]
|
|
arg: i32,
|
|
}
|
|
assert_eq!(Opt { arg: 24 },
|
|
Opt::from_clap(&Opt::clap().get_matches_from(&["test", "-a24"])));
|
|
assert_eq!(Opt { arg: 42 },
|
|
Opt::from_clap(&Opt::clap().get_matches_from(&["test"])));
|
|
assert!(Opt::clap().get_matches_from_safe(&["test", "-a42", "-a24"]).is_err());
|
|
}
|
|
|
|
#[test]
|
|
fn options() {
|
|
#[derive(StructOpt, PartialEq, Debug)]
|
|
struct Opt {
|
|
#[structopt(short = "a", long = "arg")]
|
|
arg: Vec<i32>,
|
|
}
|
|
assert_eq!(Opt { arg: vec![24] },
|
|
Opt::from_clap(&Opt::clap().get_matches_from(&["test", "-a24"])));
|
|
assert_eq!(Opt { arg: vec![] },
|
|
Opt::from_clap(&Opt::clap().get_matches_from(&["test"])));
|
|
assert_eq!(Opt { arg: vec![24, 42] },
|
|
Opt::from_clap(&Opt::clap().get_matches_from(&["test", "-a24", "--arg", "42"])));
|
|
}
|
|
|
|
#[test]
|
|
fn empy_default_value() {
|
|
#[derive(StructOpt, PartialEq, Debug)]
|
|
struct Opt {
|
|
#[structopt(short = "a", default_value = "")]
|
|
arg: String,
|
|
}
|
|
assert_eq!(Opt { arg: "".into() }, Opt::from_iter(&["test"]));
|
|
assert_eq!(Opt { arg: "foo".into() }, Opt::from_iter(&["test", "-afoo"]));
|
|
}
|