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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.
use structopt::StructOpt;
#[derive(StructOpt, PartialEq, Debug)]
struct Opt {
#[structopt(short, long)]
force: bool,
#[structopt(short, long, parse(from_occurrences))]
verbose: u64,
#[structopt(subcommand)]
cmd: Sub,
}
#[derive(StructOpt, PartialEq, Debug)]
enum Sub {
Fetch {},
Add {},
}
#[derive(StructOpt, PartialEq, Debug)]
struct Opt2 {
#[structopt(short, long)]
force: bool,
#[structopt(short, long, parse(from_occurrences))]
verbose: u64,
#[structopt(subcommand)]
cmd: Option<Sub>,
}
#[test]
fn test_no_cmd() {
let result = Opt::clap().get_matches_from_safe(&["test"]);
assert!(result.is_err());
assert_eq!(
Opt2 {
force: false,
verbose: 0,
cmd: None
},
Opt2::from_clap(&Opt2::clap().get_matches_from(&["test"]))
);
}
#[test]
fn test_fetch() {
assert_eq!(
Opt {
force: false,
verbose: 3,
cmd: Sub::Fetch {}
},
Opt::from_clap(&Opt::clap().get_matches_from(&["test", "-vvv", "fetch"]))
);
assert_eq!(
Opt {
force: true,
verbose: 0,
cmd: Sub::Fetch {}
},
Opt::from_clap(&Opt::clap().get_matches_from(&["test", "--force", "fetch"]))
);
}
#[test]
fn test_add() {
assert_eq!(
Opt {
force: false,
verbose: 0,
cmd: Sub::Add {}
},
Opt::from_clap(&Opt::clap().get_matches_from(&["test", "add"]))
);
assert_eq!(
Opt {
force: false,
verbose: 2,
cmd: Sub::Add {}
},
Opt::from_clap(&Opt::clap().get_matches_from(&["test", "-vv", "add"]))
);
}
#[test]
fn test_badinput() {
let result = Opt::clap().get_matches_from_safe(&["test", "badcmd"]);
assert!(result.is_err());
let result = Opt::clap().get_matches_from_safe(&["test", "add", "--verbose"]);
assert!(result.is_err());
let result = Opt::clap().get_matches_from_safe(&["test", "--badopt", "add"]);
assert!(result.is_err());
let result = Opt::clap().get_matches_from_safe(&["test", "add", "--badopt"]);
assert!(result.is_err());
}
#[derive(StructOpt, PartialEq, Debug)]
struct Opt3 {
#[structopt(short, long)]
all: bool,
#[structopt(subcommand)]
cmd: Sub2,
}
#[derive(StructOpt, PartialEq, Debug)]
enum Sub2 {
Foo {
file: String,
#[structopt(subcommand)]
cmd: Sub3,
},
Bar {},
}
#[derive(StructOpt, PartialEq, Debug)]
enum Sub3 {
Baz {},
Quux {},
}
#[test]
fn test_subsubcommand() {
assert_eq!(
Opt3 {
all: true,
cmd: Sub2::Foo {
file: "lib.rs".to_string(),
cmd: Sub3::Quux {}
}
},
Opt3::from_clap(
&Opt3::clap().get_matches_from(&["test", "--all", "foo", "lib.rs", "quux"])
)
);
}
#[derive(StructOpt, PartialEq, Debug)]
enum SubSubCmdWithOption {
Remote {
#[structopt(subcommand)]
cmd: Option<Remote>,
},
Stash {
#[structopt(subcommand)]
cmd: Stash,
},
}
#[derive(StructOpt, PartialEq, Debug)]
enum Remote {
Add { name: String, url: String },
Remove { name: String },
}
#[derive(StructOpt, PartialEq, Debug)]
enum Stash {
Save,
Pop,
}
#[test]
fn sub_sub_cmd_with_option() {
fn make(args: &[&str]) -> Option<SubSubCmdWithOption> {
SubSubCmdWithOption::clap()
.get_matches_from_safe(args)
.ok()
.map(|m| SubSubCmdWithOption::from_clap(&m))
}
assert_eq!(
Some(SubSubCmdWithOption::Remote { cmd: None }),
make(&["", "remote"])
);
assert_eq!(
Some(SubSubCmdWithOption::Remote {
cmd: Some(Remote::Add {
name: "origin".into(),
url: "http".into()
})
}),
make(&["", "remote", "add", "origin", "http"])
);
assert_eq!(
Some(SubSubCmdWithOption::Stash { cmd: Stash::Save }),
make(&["", "stash", "save"])
);
assert_eq!(None, make(&["", "stash"]));
}
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