| // 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; |
| |
| #[derive(StructOpt, PartialEq, Debug)] |
| enum Opt { |
| #[structopt(name = "fetch", about = "Fetch stuff from GitHub.")] |
| Fetch { |
| #[structopt(long = "all")] |
| all: bool, |
| #[structopt(short = "f", long = "force")] |
| /// Overwrite local branches. |
| force: bool, |
| repo: String, |
| }, |
| |
| #[structopt(name = "add")] |
| Add { |
| #[structopt(short = "i", long = "interactive")] |
| interactive: bool, |
| #[structopt(short = "v", long = "verbose")] |
| verbose: bool, |
| }, |
| } |
| |
| #[test] |
| fn test_fetch() { |
| assert_eq!( |
| Opt::Fetch { |
| all: true, |
| force: false, |
| repo: "origin".to_string() |
| }, |
| Opt::from_clap(&Opt::clap().get_matches_from(&["test", "fetch", "--all", "origin"])) |
| ); |
| assert_eq!( |
| Opt::Fetch { |
| all: false, |
| force: true, |
| repo: "origin".to_string() |
| }, |
| Opt::from_clap(&Opt::clap().get_matches_from(&["test", "fetch", "-f", "origin"])) |
| ); |
| } |
| |
| #[test] |
| fn test_add() { |
| assert_eq!( |
| Opt::Add { |
| interactive: false, |
| verbose: false |
| }, |
| Opt::from_clap(&Opt::clap().get_matches_from(&["test", "add"])) |
| ); |
| assert_eq!( |
| Opt::Add { |
| interactive: true, |
| verbose: true |
| }, |
| Opt::from_clap(&Opt::clap().get_matches_from(&["test", "add", "-i", "-v"])) |
| ); |
| } |
| |
| #[test] |
| fn test_no_parse() { |
| let result = Opt::clap().get_matches_from_safe(&["test", "badcmd", "-i", "-v"]); |
| assert!(result.is_err()); |
| |
| let result = Opt::clap().get_matches_from_safe(&["test", "add", "--badoption"]); |
| assert!(result.is_err()); |
| |
| let result = Opt::clap().get_matches_from_safe(&["test"]); |
| assert!(result.is_err()); |
| } |
| |
| #[derive(StructOpt, PartialEq, Debug)] |
| enum Opt2 { |
| #[structopt(name = "do-something")] |
| DoSomething { arg: String }, |
| } |
| |
| #[test] |
| /// This test is specifically to make sure that hyphenated subcommands get |
| /// processed correctly. |
| fn test_hyphenated_subcommands() { |
| assert_eq!( |
| Opt2::DoSomething { |
| arg: "blah".to_string() |
| }, |
| Opt2::from_clap(&Opt2::clap().get_matches_from(&["test", "do-something", "blah"])) |
| ); |
| } |
| |
| #[derive(StructOpt, PartialEq, Debug)] |
| enum Opt3 { |
| #[structopt(name = "add")] |
| Add, |
| #[structopt(name = "init")] |
| Init, |
| #[structopt(name = "fetch")] |
| Fetch, |
| } |
| |
| #[test] |
| fn test_null_commands() { |
| assert_eq!( |
| Opt3::Add, |
| Opt3::from_clap(&Opt3::clap().get_matches_from(&["test", "add"])) |
| ); |
| assert_eq!( |
| Opt3::Init, |
| Opt3::from_clap(&Opt3::clap().get_matches_from(&["test", "init"])) |
| ); |
| assert_eq!( |
| Opt3::Fetch, |
| Opt3::from_clap(&Opt3::clap().get_matches_from(&["test", "fetch"])) |
| ); |
| } |
| |
| #[derive(StructOpt, PartialEq, Debug)] |
| #[structopt(about = "Not shown")] |
| struct Add { |
| file: String, |
| } |
| /// Not shown |
| #[derive(StructOpt, PartialEq, Debug)] |
| struct Fetch { |
| remote: String, |
| } |
| #[derive(StructOpt, PartialEq, Debug)] |
| enum Opt4 { |
| /// Not shown |
| #[structopt(name = "add", about = "Add a file")] |
| Add(Add), |
| #[structopt(name = "init")] |
| Init, |
| /// download history from remote |
| #[structopt(name = "fetch")] |
| Fetch(Fetch), |
| } |
| |
| #[test] |
| fn test_tuple_commands() { |
| assert_eq!( |
| Opt4::Add(Add { |
| file: "f".to_string() |
| }), |
| Opt4::from_clap(&Opt4::clap().get_matches_from(&["test", "add", "f"])) |
| ); |
| assert_eq!( |
| Opt4::Init, |
| Opt4::from_clap(&Opt4::clap().get_matches_from(&["test", "init"])) |
| ); |
| assert_eq!( |
| Opt4::Fetch(Fetch { |
| remote: "origin".to_string() |
| }), |
| Opt4::from_clap(&Opt4::clap().get_matches_from(&["test", "fetch", "origin"])) |
| ); |
| |
| let mut output = Vec::new(); |
| Opt4::clap().write_long_help(&mut output).unwrap(); |
| let output = String::from_utf8(output).unwrap(); |
| |
| assert!(output.contains("download history from remote")); |
| assert!(output.contains("Add a file")); |
| assert!(!output.contains("Not shown")); |
| } |
| |
| #[test] |
| fn enum_in_enum_subsubcommand() { |
| #[derive(StructOpt, Debug, PartialEq)] |
| pub enum Opt { |
| #[structopt(name = "daemon")] |
| Daemon(DaemonCommand), |
| } |
| |
| #[derive(StructOpt, Debug, PartialEq)] |
| pub enum DaemonCommand { |
| #[structopt(name = "start")] |
| Start, |
| #[structopt(name = "stop")] |
| Stop, |
| } |
| |
| let result = Opt::clap().get_matches_from_safe(&["test"]); |
| assert!(result.is_err()); |
| |
| let result = Opt::clap().get_matches_from_safe(&["test", "daemon"]); |
| assert!(result.is_err()); |
| |
| let result = Opt::from_iter(&["test", "daemon", "start"]); |
| assert_eq!(Opt::Daemon(DaemonCommand::Start), result); |
| } |
| |
| #[test] |
| fn flatten_enum() { |
| #[derive(StructOpt, Debug, PartialEq)] |
| struct Opt { |
| #[structopt(flatten)] |
| sub_cmd: SubCmd, |
| } |
| #[derive(StructOpt, Debug, PartialEq)] |
| enum SubCmd { |
| Foo, |
| Bar, |
| } |
| |
| assert!(Opt::from_iter_safe(&["test"]).is_err()); |
| assert_eq!( |
| Opt::from_iter(&["test", "Foo"]), |
| Opt { |
| sub_cmd: SubCmd::Foo |
| } |
| ); |
| } |