2015-09-17 19:20:56 +00:00
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extern crate clap;
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2016-01-31 12:06:21 +00:00
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use clap::{App, Arg, ErrorKind};
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2015-09-17 19:20:56 +00:00
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2016-02-04 06:34:46 +00:00
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#[test]
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fn only_pos_follow() {
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let r = App::new("onlypos")
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.args(&[Arg::from_usage("-f [flag] 'some opt'"),
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Arg::from_usage("[arg] 'some arg'")])
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.get_matches_from_safe(vec!["", "--", "-f"]);
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assert!(r.is_ok());
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let m = r.unwrap();
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assert!(m.is_present("arg"));
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assert!(!m.is_present("f"));
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assert_eq!(m.value_of("arg").unwrap(), "-f");
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}
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2015-09-17 19:20:56 +00:00
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#[test]
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fn positional() {
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let m = App::new("positional")
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2016-01-21 06:48:30 +00:00
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.args(&[
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2015-09-17 19:20:56 +00:00
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Arg::from_usage("-f, --flag 'some flag'"),
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Arg::with_name("positional")
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.index(1)
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])
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2016-01-25 20:56:37 +00:00
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.get_matches_from(vec!["", "-f", "test"]);
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2015-09-17 19:20:56 +00:00
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assert!(m.is_present("positional"));
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assert!(m.is_present("flag"));
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2016-01-25 20:56:37 +00:00
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assert_eq!(m.value_of("positional").unwrap(), "test");
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2015-09-17 19:20:56 +00:00
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let m = App::new("positional")
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2016-01-21 06:48:30 +00:00
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.args(&[
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2015-09-17 19:20:56 +00:00
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Arg::from_usage("-f, --flag 'some flag'"),
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Arg::with_name("positional")
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.index(1)
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])
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2016-01-25 20:56:37 +00:00
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.get_matches_from(vec!["", "test", "--flag"]);
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2015-09-17 19:20:56 +00:00
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assert!(m.is_present("positional"));
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assert!(m.is_present("flag"));
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2016-01-25 20:56:37 +00:00
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assert_eq!(m.value_of("positional").unwrap(), "test");
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2015-09-17 19:20:56 +00:00
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}
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2016-02-02 12:43:53 +00:00
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#[test]
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fn lots_o_vals() {
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let r = App::new("opts")
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.arg(
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Arg::from_usage("[opt]... 'some pos'"),
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)
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.get_matches_from_safe(vec!["",
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"some", "some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
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"some", "some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
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"some", "some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
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"some", "some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
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"some", "some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
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"some", "some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
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"some", "some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
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"some", "some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
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"some", "some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
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"some", "some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
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"some", "some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
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"some", "some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
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"some", "some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
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"some", "some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
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"some", "some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
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"some", "some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
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"some", "some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
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"some", "some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
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"some", "some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
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"some", "some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
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"some", "some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
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"some", "some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
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"some", "some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
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"some", "some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
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"some", "some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
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"some", "some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
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"some", "some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
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]);
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assert!(r.is_ok());
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let m = r.unwrap();
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assert!(m.is_present("opt"));
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assert_eq!(m.values_of("opt").unwrap().collect::<Vec<_>>().len(), 297); // i.e. more than u8
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}
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2015-09-17 19:20:56 +00:00
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#[test]
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fn positional_multiple() {
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let m = App::new("positional_multiple")
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2016-01-21 06:48:30 +00:00
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.args(&[
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2015-09-17 19:20:56 +00:00
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Arg::from_usage("-f, --flag 'some flag'"),
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Arg::with_name("positional")
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.index(1)
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.multiple(true)
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])
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2016-01-25 20:56:37 +00:00
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.get_matches_from(vec!["", "-f", "test1", "test2", "test3"]);
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2015-09-17 19:20:56 +00:00
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assert!(m.is_present("positional"));
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assert!(m.is_present("flag"));
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2016-01-25 20:56:37 +00:00
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assert_eq!(&*m.values_of("positional").unwrap().collect::<Vec<_>>(), &["test1", "test2", "test3"]);
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2015-09-17 19:20:56 +00:00
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let m = App::new("positional_multiple")
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2016-01-21 06:48:30 +00:00
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.args(&[
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2015-09-17 19:20:56 +00:00
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Arg::from_usage("-f, --flag 'some flag'"),
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Arg::with_name("positional")
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.index(1)
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.multiple(true)
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])
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2016-01-25 20:56:37 +00:00
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.get_matches_from(vec!["", "test1", "test2", "test3", "--flag"]);
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2015-09-17 19:20:56 +00:00
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assert!(m.is_present("positional"));
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assert!(m.is_present("flag"));
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2016-01-25 20:56:37 +00:00
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assert_eq!(&*m.values_of("positional").unwrap().collect::<Vec<_>>(), &["test1", "test2", "test3"]);
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2015-09-17 19:20:56 +00:00
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}
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#[test]
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fn positional_multiple_2() {
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let result = App::new("positional_multiple")
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2016-01-21 06:48:30 +00:00
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.args(&[
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2015-09-17 19:20:56 +00:00
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Arg::from_usage("-f, --flag 'some flag'"),
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Arg::with_name("positional")
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.index(1)
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])
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2016-01-25 20:56:37 +00:00
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.get_matches_from_safe(vec!["", "-f", "test1", "test2", "test3"]);
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2015-09-17 19:20:56 +00:00
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assert!(result.is_err());
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let err = result.err().unwrap();
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2016-01-22 04:18:52 +00:00
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assert_eq!(err.kind, ErrorKind::UnknownArgument);
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2015-09-17 19:20:56 +00:00
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}
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2016-01-25 20:56:37 +00:00
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#[test]
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fn positional_possible_values() {
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let m = App::new("positional_possible_values")
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.args(&[
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Arg::from_usage("-f, --flag 'some flag'"),
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Arg::with_name("positional")
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.index(1)
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.possible_value("test123")
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])
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.get_matches_from(vec!["", "-f", "test123"]);
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assert!(m.is_present("positional"));
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assert!(m.is_present("flag"));
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assert_eq!(&*m.values_of("positional").unwrap().collect::<Vec<_>>(), &["test123"]);
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}
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#[test]
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fn create_positional() {
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let _ = App::new("test")
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.arg(Arg::with_name("test")
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.index(1)
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.help("testing testing"))
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.get_matches();
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}
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2016-02-03 05:05:45 +00:00
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#[test]
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fn positional_hyphen_does_not_panic() {
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let _ = App::new("test")
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.arg(Arg::with_name("dummy"))
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.get_matches_from(vec!["test", "-"]);
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}
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2016-02-09 14:05:19 +00:00
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#[test]
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fn default_values_default() {
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let r = App::new("df")
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.arg( Arg::from_usage("[arg] 'some opt'")
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.default_value("default"))
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.get_matches_from_safe(vec![""]);
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assert!(r.is_ok());
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let m = r.unwrap();
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assert!(m.is_present("arg"));
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assert_eq!(m.value_of("arg").unwrap(), "default");
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}
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#[test]
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fn default_values_user_value() {
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let r = App::new("df")
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.arg( Arg::from_usage("[arg] 'some arg'")
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.default_value("default"))
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.get_matches_from_safe(vec!["", "value"]);
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assert!(r.is_ok());
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let m = r.unwrap();
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assert!(m.is_present("arg"));
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assert_eq!(m.value_of("arg").unwrap(), "value");
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}
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2016-06-04 03:16:02 +00:00
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#[test]
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fn single_positional_usage_string() {
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let m = App::new("test").arg_from_usage("[FILE] 'some file'").get_matches_from(vec!["test"]);
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2016-06-24 04:17:04 +00:00
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assert_eq!(m.usage(), "USAGE:\n test [FILE]");
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2016-06-04 03:16:02 +00:00
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}
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#[test]
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fn single_positional_multiple_usage_string() {
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let m = App::new("test").arg_from_usage("[FILE]... 'some file'").get_matches_from(vec!["test"]);
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2016-06-24 04:17:04 +00:00
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assert_eq!(m.usage(), "USAGE:\n test [FILE]...");
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2016-06-04 03:16:02 +00:00
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}
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#[test]
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fn multiple_positional_usage_string() {
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let m = App::new("test")
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.arg_from_usage("[FILE] 'some file'")
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.arg_from_usage("[FILES]... 'some file'")
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.get_matches_from(vec!["test"]);
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2016-06-24 04:17:04 +00:00
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assert_eq!(m.usage(), "USAGE:\n test [ARGS]");
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2016-06-04 03:16:02 +00:00
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}
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#[test]
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fn multiple_positional_one_required_usage_string() {
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let m = App::new("test")
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.arg_from_usage("<FILE> 'some file'")
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.arg_from_usage("[FILES]... 'some file'")
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.get_matches_from(vec!["test", "file"]);
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2016-06-24 04:17:04 +00:00
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assert_eq!(m.usage(), "USAGE:\n test <FILE> [ARGS]");
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2016-06-04 03:16:02 +00:00
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}
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#[test]
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fn single_positional_required_usage_string() {
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let m = App::new("test")
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.arg_from_usage("<FILE> 'some file'")
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.get_matches_from(vec!["test", "file"]);
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2016-06-24 04:17:04 +00:00
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assert_eq!(m.usage(), "USAGE:\n test <FILE>");
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2016-06-04 03:16:02 +00:00
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}
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