clap/tests/grouped_values.rs

mod utils;

use clap::{App, Arg};

#[test]
fn value_sets_works() {
    let m = App::new("cli")
        .arg(Arg::new("option").long("option").multiple(true))
        .get_matches_from(&[
            "cli",
            "--option",
            "fr_FR:mon option 1",
            "en_US:my option 1",
            "--option",
            "fr_FR:mon option 2",
            "en_US:my option 2",
        ]);
    let grouped_vals: Vec<_> = m.grouped_values_of("option").unwrap().collect();
    assert_eq!(
        grouped_vals,
        vec![
            vec!["fr_FR:mon option 1", "en_US:my option 1",],
            vec!["fr_FR:mon option 2", "en_US:my option 2",],
        ]
    );
}

#[test]
fn issue_1026() {
    let m = App::new("cli")
        .arg(Arg::new("server").short('s').takes_value(true))
        .arg(Arg::new("user").short('u').takes_value(true))
        .arg(Arg::new("target").long("target").multiple(true))
        .get_matches_from(&[
            "backup", "-s", "server", "-u", "user", "--target", "target1", "file1", "file2",
            "file3", "--target", "target2", "file4", "file5", "file6", "file7", "--target",
            "target3", "file8",
        ]);
    let grouped_vals: Vec<_> = m.grouped_values_of("target").unwrap().collect();
    assert_eq!(
        grouped_vals,
        vec![
            vec!["target1", "file1", "file2", "file3"],
            vec!["target2", "file4", "file5", "file6", "file7",],
            vec!["target3", "file8"]
        ]
    );
}

#[test]
fn value_sets_long_flag_delimiter() {
    let m = App::new("myapp")
        .arg(
            Arg::new("option")
                .long("option")
                .takes_value(true)
                .use_delimiter(true)
                .multiple(true),
        )
        .get_matches_from(vec![
            "myapp",
            "--option=hmm",
            "--option=val1,val2,val3",
            "--option",
            "alice,bob",
        ]);
    let grouped_vals: Vec<_> = m.grouped_values_of("option").unwrap().collect();
    assert_eq!(
        grouped_vals,
        vec![
            vec!["hmm"],
            vec!["val1", "val2", "val3"],
            vec!["alice", "bob"]
        ]
    );
}

#[test]
fn value_sets_short_flag_delimiter() {
    let m = App::new("myapp")
        .arg(
            Arg::new("option")
                .short('o')
                .takes_value(true)
                .use_delimiter(true)
                .multiple(true),
        )
        .get_matches_from(vec!["myapp", "-o=foo", "-o=val1,val2,val3", "-o=bar"]);
    let grouped_vals: Vec<_> = m.grouped_values_of("option").unwrap().collect();
    assert_eq!(
        grouped_vals,
        vec![vec!["foo"], vec!["val1", "val2", "val3"], vec!["bar"]]
    );
}

#[test]
fn value_sets_positional_arg() {
    let m = App::new("multiple_values")
        .arg(Arg::new("pos").about("multiple positionals").multiple(true))
        .get_matches_from(vec![
            "myprog", "val1", "val2", "val3", "val4", "val5", "val6",
        ]);
    let grouped_vals: Vec<_> = m.grouped_values_of("pos").unwrap().collect();
    assert_eq!(
        grouped_vals,
        vec![vec!["val1", "val2", "val3", "val4", "val5", "val6"]]
    );
}

#[test]
fn value_sets_multiple_positional_arg() {
    let m = App::new("multiple_values")
        .arg(Arg::new("pos1").about("multiple positionals"))
        .arg(
            Arg::new("pos2")
                .about("multiple positionals")
                .multiple(true),
        )
        .get_matches_from(vec![
            "myprog", "val1", "val2", "val3", "val4", "val5", "val6",
        ]);
    let grouped_vals: Vec<_> = m.grouped_values_of("pos2").unwrap().collect();
    assert_eq!(
        grouped_vals,
        vec![vec!["val2", "val3", "val4", "val5", "val6"]]
    );
}

#[test]
fn value_sets_multiple_positional_arg_last_multiple() {
    let m = App::new("multiple_values")
        .arg(Arg::new("pos1").about("multiple positionals"))
        .arg(
            Arg::new("pos2")
                .about("multiple positionals")
                .multiple(true)
                .last(true),
        )
        .get_matches_from(vec![
            "myprog", "val1", "--", "val2", "val3", "val4", "val5", "val6",
        ]);
    let grouped_vals: Vec<_> = m.grouped_values_of("pos2").unwrap().collect();
    assert_eq!(
        grouped_vals,
        vec![vec!["val2", "val3", "val4", "val5", "val6"]]
    );
}