| // 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. |
| |
| #[macro_use] |
| extern crate structopt; |
| |
| use structopt::StructOpt; |
| |
| #[test] |
| fn flatten() { |
| #[derive(StructOpt, PartialEq, Debug)] |
| struct Common { |
| arg: i32, |
| } |
| |
| #[derive(StructOpt, PartialEq, Debug)] |
| struct Opt { |
| #[structopt(flatten)] |
| common: Common, |
| } |
| assert_eq!( |
| Opt { |
| common: Common { arg: 42 } |
| }, |
| Opt::from_iter(&["test", "42"]) |
| ); |
| assert!(Opt::clap().get_matches_from_safe(&["test"]).is_err()); |
| assert!(Opt::clap() |
| .get_matches_from_safe(&["test", "42", "24"]) |
| .is_err()); |
| } |
| |
| #[test] |
| #[should_panic] |
| fn flatten_twice() { |
| #[derive(StructOpt, PartialEq, Debug)] |
| struct Common { |
| arg: i32, |
| } |
| |
| #[derive(StructOpt, PartialEq, Debug)] |
| struct Opt { |
| #[structopt(flatten)] |
| c1: Common, |
| // Defines "arg" twice, so this should not work. |
| #[structopt(flatten)] |
| c2: Common, |
| } |
| Opt::from_iter(&["test", "42", "43"]); |
| } |
| |
| #[test] |
| fn flatten_in_subcommand() { |
| #[derive(StructOpt, PartialEq, Debug)] |
| struct Common { |
| arg: i32, |
| } |
| |
| #[derive(StructOpt, PartialEq, Debug)] |
| struct Add { |
| #[structopt(short = "i")] |
| interactive: bool, |
| #[structopt(flatten)] |
| common: Common, |
| } |
| |
| #[derive(StructOpt, PartialEq, Debug)] |
| enum Opt { |
| #[structopt(name = "fetch")] |
| Fetch { |
| #[structopt(short = "a")] |
| all: bool, |
| #[structopt(flatten)] |
| common: Common, |
| }, |
| |
| #[structopt(name = "add")] |
| Add(Add), |
| } |
| |
| assert_eq!( |
| Opt::Fetch { |
| all: false, |
| common: Common { arg: 42 } |
| }, |
| Opt::from_iter(&["test", "fetch", "42"]) |
| ); |
| assert_eq!( |
| Opt::Add(Add { |
| interactive: true, |
| common: Common { arg: 43 } |
| }), |
| Opt::from_iter(&["test", "add", "-i", "43"]) |
| ); |
| } |