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// Copyright 2018 Guillaume Pinot (@TeXitoi) <texitoi@texitoi.eu>
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
mod utils;
use structopt::StructOpt;
use utils::*;
#[test]
fn no_author_version_about() {
#[derive(StructOpt, PartialEq, Debug)]
#[structopt(name = "foo", no_version)]
struct Opt {}
let output = get_long_help::<Opt>();
assert!(output.starts_with("foo \n\nUSAGE:"));
}
#[test]
fn use_env() {
#[derive(StructOpt, PartialEq, Debug)]
#[structopt(author, about)]
struct Opt {}
let output = get_long_help::<Opt>();
assert!(output.starts_with("structopt 0."));
assert!(output.contains("Guillaume Pinot <texitoi@texitoi.eu>, others"));
assert!(output.contains("Parse command line argument by defining a struct."));
}
#[test]
fn explicit_version_not_str() {
const VERSION: &str = "custom version";
#[derive(StructOpt)]
#[structopt(version = VERSION)]
pub struct Opt {}
let output = get_long_help::<Opt>();
assert!(output.contains("custom version"));
}
#[test]
fn no_version_gets_propagated() {
#[derive(StructOpt, PartialEq, Debug)]
#[structopt(no_version)]
enum Action {
Move,
}
let output = get_subcommand_long_help::<Action>("move");
assert_eq!(output.lines().next(), Some("test-move "));
}
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