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be60de036b
As using structopt without structopt_derive is quite meaningless, reexport structopt_derive, symplifying the usage. Inspired by the failure crate. fix #45
23 lines
715 B
Rust
23 lines
715 B
Rust
// Copyright (c) 2017 Guillaume Pinot <texitoi(a)texitoi.eu>
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//
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// This work is free. You can redistribute it and/or modify it under
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// the terms of the Do What The Fuck You Want To Public License,
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// Version 2, as published by Sam Hocevar. See the COPYING file for
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// more details.
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#[macro_use] extern crate structopt;
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use structopt::StructOpt;
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#[test]
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fn no_author_version_about() {
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#[derive(StructOpt, PartialEq, Debug)]
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#[structopt(name = "foo", about = "", author = "", version = "")]
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struct Opt {}
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let mut output = Vec::new();
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Opt::clap().write_long_help(&mut output).unwrap();
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let output = String::from_utf8(output).unwrap();
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assert!(output.starts_with("foo \n\nUSAGE:"));
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}
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