mirror of
https://github.com/clap-rs/clap
synced 2024-12-14 23:02:31 +00:00
62 lines
1.6 KiB
Rust
62 lines
1.6 KiB
Rust
mod utils;
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use std::str;
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use clap::{App, AppSettings, ErrorKind};
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static VERSION: &str = "clap-test v1.4.8";
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#[test]
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fn version_short() {
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let m = App::new("test")
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.author("Kevin K.")
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.about("tests stuff")
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.version("1.3")
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.try_get_matches_from(vec!["myprog", "-V"]);
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assert!(m.is_err());
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let err = m.unwrap_err();
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assert_eq!(err.kind, ErrorKind::VersionDisplayed);
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assert_eq!(err.to_string(), "test 1.3");
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}
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#[test]
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fn version_long() {
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let m = App::new("test")
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.author("Kevin K.")
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.about("tests stuff")
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.version("1.3")
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.try_get_matches_from(vec!["myprog", "--version"]);
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assert!(m.is_err());
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let err = m.unwrap_err();
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assert_eq!(err.kind, ErrorKind::VersionDisplayed);
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assert_eq!(err.to_string(), "test 1.3");
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}
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#[test]
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fn complex_version_output() {
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let mut a = App::new("clap-test").version("v1.4.8");
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let _ = a.try_get_matches_from_mut(vec![""]);
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// Now we check the output of print_version()
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let mut ver = vec![];
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a.write_version(&mut ver).unwrap();
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assert_eq!(str::from_utf8(&ver).unwrap(), VERSION);
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}
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#[test]
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fn override_ver() {
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let m = App::new("test")
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.setting(AppSettings::NoAutoVersion)
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.author("Kevin K.")
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.about("tests stuff")
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.version("1.3")
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.mut_arg("version", |a| {
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a.short('v').long("version").about("some version")
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})
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.try_get_matches_from(vec!["test", "--version"]);
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assert!(m.is_ok(), "{:?}", m.unwrap_err().kind);
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assert!(m.unwrap().is_present("version"));
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}
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