mirror of
https://github.com/clap-rs/clap
synced 2024-12-14 14:52:33 +00:00
281 lines
10 KiB
Rust
281 lines
10 KiB
Rust
extern crate clap;
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use clap::{App, Arg, ErrorKind};
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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(&[
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Arg::from_usage("-f [flag] 'some opt'"),
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Arg::from_usage("[arg] 'some arg'"),
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])
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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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#[test]
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fn issue_946() {
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let r = App::new("compiletest")
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.setting(clap::AppSettings::AllowLeadingHyphen)
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.args_from_usage("--exact 'filters match exactly'")
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.arg(
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clap::Arg::with_name("filter")
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.index(1)
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.takes_value(true)
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.help("filters to apply to output"),
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)
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.get_matches_from_safe(vec!["compiletest", "--exact"]);
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assert!(r.is_ok(), "{:#?}", r);
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let matches = r.unwrap();
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assert!(matches.is_present("exact"));
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assert!(matches.value_of("filter").is_none());
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}
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#[test]
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fn positional() {
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let r = App::new("positional")
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.args(&[
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Arg::from_usage("-f, --flag 'some flag'"),
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Arg::with_name("positional").index(1),
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])
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.get_matches_from_safe(vec!["", "-f", "test"]);
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assert!(r.is_ok(), "{:#?}", r);
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let m = r.unwrap();
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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.value_of("positional").unwrap(), "test");
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let m = App::new("positional")
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.args(&[
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Arg::from_usage("-f, --flag 'some flag'"),
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Arg::with_name("positional").index(1),
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])
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.get_matches_from(vec!["", "test", "--flag"]);
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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.value_of("positional").unwrap(), "test");
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}
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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(Arg::from_usage("[opt]... 'some pos'"))
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.get_matches_from_safe(vec![
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"", "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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"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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#[test]
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fn positional_multiple() {
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let r = App::new("positional_multiple")
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.args(&[
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Arg::from_usage("-f, --flag 'some flag'"),
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Arg::with_name("positional").index(1).multiple(true),
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])
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.get_matches_from_safe(vec!["", "-f", "test1", "test2", "test3"]);
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assert!(r.is_ok(), "{:#?}", r);
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let m = r.unwrap();
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assert!(m.is_present("positional"));
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assert!(m.is_present("flag"));
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assert_eq!(
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&*m.values_of("positional").unwrap().collect::<Vec<_>>(),
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&["test1", "test2", "test3"]
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);
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}
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#[test]
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fn positional_multiple_3() {
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let r = App::new("positional_multiple")
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.args(&[
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Arg::from_usage("-f, --flag 'some flag'"),
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Arg::with_name("positional").index(1).multiple(true),
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])
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.get_matches_from_safe(vec!["", "test1", "test2", "test3", "--flag"]);
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assert!(r.is_ok(), "{:#?}", r);
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let m = r.unwrap();
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assert!(m.is_present("positional"));
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assert!(m.is_present("flag"));
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assert_eq!(
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&*m.values_of("positional").unwrap().collect::<Vec<_>>(),
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&["test1", "test2", "test3"]
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);
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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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.args(&[
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Arg::from_usage("-f, --flag 'some flag'"),
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Arg::with_name("positional").index(1),
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])
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.get_matches_from_safe(vec!["", "-f", "test1", "test2", "test3"]);
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assert!(result.is_err());
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let err = result.err().unwrap();
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assert_eq!(err.kind, ErrorKind::UnknownArgument);
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}
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#[test]
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fn positional_possible_values() {
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let r = 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_safe(vec!["", "-f", "test123"]);
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assert!(r.is_ok(), "{:#?}", r);
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let m = r.unwrap();
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assert!(m.is_present("positional"));
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assert!(m.is_present("flag"));
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assert_eq!(
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&*m.values_of("positional").unwrap().collect::<Vec<_>>(),
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&["test123"]
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);
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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").index(1).help("testing testing"))
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.get_matches_from(vec![""]);
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}
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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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#[test]
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fn single_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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.get_matches_from(vec!["test"]);
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assert_eq!(m.usage(), "USAGE:\n test [FILE]");
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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")
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.arg_from_usage("[FILE]... 'some file'")
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.get_matches_from(vec!["test"]);
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assert_eq!(m.usage(), "USAGE:\n test [FILE]...");
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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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assert_eq!(m.usage(), "USAGE:\n test [ARGS]");
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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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assert_eq!(m.usage(), "USAGE:\n test <FILE> [FILES]...");
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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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assert_eq!(m.usage(), "USAGE:\n test <FILE>");
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}
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#[test]
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#[should_panic]
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fn missing_required() {
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let r = App::new("test")
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.arg_from_usage("[FILE1] 'some file'")
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.arg_from_usage("<FILE2> 'some file'")
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.get_matches_from_safe(vec!["test", "file"]);
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assert!(r.is_err());
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assert_eq!(r.unwrap_err().kind, ErrorKind::MissingRequiredArgument);
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}
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#[test]
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fn missing_required_2() {
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let r = App::new("test")
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.arg_from_usage("<FILE1> 'some file'")
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.arg_from_usage("<FILE2> 'some file'")
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.get_matches_from_safe(vec!["test", "file"]);
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assert!(r.is_err());
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assert_eq!(r.unwrap_err().kind, ErrorKind::MissingRequiredArgument);
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}
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#[test]
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fn last_positional() {
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let r = App::new("test")
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.arg_from_usage("<TARGET> 'some target'")
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.arg_from_usage("[CORPUS] 'some corpus'")
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.arg(Arg::from_usage("[ARGS]... 'some file'").last(true))
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.get_matches_from_safe(vec!["test", "tgt", "--", "arg"]);
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assert!(r.is_ok());
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let m = r.unwrap();
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assert_eq!(m.values_of("ARGS").unwrap().collect::<Vec<_>>(), &["arg"]);
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}
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#[test]
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fn last_positional_no_double_dash() {
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let r = App::new("test")
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.arg_from_usage("<TARGET> 'some target'")
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.arg_from_usage("[CORPUS] 'some corpus'")
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.arg(Arg::from_usage("[ARGS]... 'some file'").last(true))
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.get_matches_from_safe(vec!["test", "tgt", "crp", "arg"]);
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assert!(r.is_err());
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assert_eq!(r.unwrap_err().kind, ErrorKind::UnknownArgument);
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}
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#[test]
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fn last_positional_second_to_last_mult() {
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let r = App::new("test")
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.arg_from_usage("<TARGET> 'some target'")
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.arg_from_usage("[CORPUS]... 'some corpus'")
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.arg(Arg::from_usage("[ARGS]... 'some file'").last(true))
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.get_matches_from_safe(vec!["test", "tgt", "crp1", "crp2", "--", "arg"]);
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assert!(r.is_ok(), "{:?}", r.unwrap_err().kind);
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}
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