2017-02-07 00:41:16 +00:00
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// 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]
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2018-01-29 22:51:40 +00:00
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extern crate structopt;
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use structopt::StructOpt;
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#[test]
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fn unique_flag() {
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#[derive(StructOpt, PartialEq, Debug)]
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struct Opt {
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#[structopt(short = "a", long = "alice")]
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alice: bool,
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}
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assert_eq!(Opt { alice: false },
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Opt::from_clap(&Opt::clap().get_matches_from(&["test"])));
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assert_eq!(Opt { alice: true },
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Opt::from_clap(&Opt::clap().get_matches_from(&["test", "-a"])));
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assert_eq!(Opt { alice: true },
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Opt::from_clap(&Opt::clap().get_matches_from(&["test", "--alice"])));
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assert!(Opt::clap().get_matches_from_safe(&["test", "-i"]).is_err());
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assert!(Opt::clap().get_matches_from_safe(&["test", "-a", "foo"]).is_err());
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assert!(Opt::clap().get_matches_from_safe(&["test", "-a", "-a"]).is_err());
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assert!(Opt::clap().get_matches_from_safe(&["test", "-a", "--alice"]).is_err());
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}
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#[test]
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fn multiple_flag() {
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#[derive(StructOpt, PartialEq, Debug)]
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struct Opt {
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#[structopt(short = "a", long = "alice", parse(from_occurrences))]
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alice: u64,
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#[structopt(short = "b", long = "bob", parse(from_occurrences))]
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bob: u8,
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}
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assert_eq!(Opt { alice: 0, bob: 0 },
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Opt::from_clap(&Opt::clap().get_matches_from(&["test"])));
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assert_eq!(Opt { alice: 1, bob: 0 },
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Opt::from_clap(&Opt::clap().get_matches_from(&["test", "-a"])));
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assert_eq!(Opt { alice: 2, bob: 0 },
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Opt::from_clap(&Opt::clap().get_matches_from(&["test", "-a", "-a"])));
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assert_eq!(Opt { alice: 2, bob: 2 },
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Opt::from_clap(&Opt::clap().get_matches_from(&["test", "-a", "--alice", "-bb"])));
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assert_eq!(Opt { alice: 3, bob: 1 },
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Opt::from_clap(&Opt::clap().get_matches_from(&["test", "-aaa", "--bob"])));
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assert!(Opt::clap().get_matches_from_safe(&["test", "-i"]).is_err());
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assert!(Opt::clap().get_matches_from_safe(&["test", "-a", "foo"]).is_err());
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}
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#[test]
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fn combined_flags() {
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#[derive(StructOpt, PartialEq, Debug)]
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struct Opt {
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#[structopt(short = "a", long = "alice")]
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alice: bool,
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#[structopt(short = "b", long = "bob", parse(from_occurrences))]
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bob: u64,
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}
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assert_eq!(Opt { alice: false, bob: 0 },
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Opt::from_clap(&Opt::clap().get_matches_from(&["test"])));
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assert_eq!(Opt { alice: true, bob: 0 },
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Opt::from_clap(&Opt::clap().get_matches_from(&["test", "-a"])));
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assert_eq!(Opt { alice: true, bob: 0 },
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Opt::from_clap(&Opt::clap().get_matches_from(&["test", "-a"])));
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assert_eq!(Opt { alice: false, bob: 1 },
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Opt::from_clap(&Opt::clap().get_matches_from(&["test", "-b"])));
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assert_eq!(Opt { alice: true, bob: 1 },
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Opt::from_clap(&Opt::clap().get_matches_from(&["test", "--alice", "--bob"])));
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assert_eq!(Opt { alice: true, bob: 4 },
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Opt::from_clap(&Opt::clap().get_matches_from(&["test", "-bb", "-a", "-bb"])));
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}
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