mirror of
https://github.com/clap-rs/clap
synced 2024-11-15 17:08:00 +00:00
045bf99ae0
This is prep for moving the derive tests. Besides organizing the test folder for each API, this should reduce link time at the cost of re-compiling more when a test changes.
322 lines
9 KiB
Rust
322 lines
9 KiB
Rust
use crate::utils;
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use clap::{arg, App, Arg, ArgGroup, ErrorKind};
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static REQ_GROUP_USAGE: &str = "error: The following required arguments were not provided:
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<base|--delete>
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USAGE:
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clap-test <base|--delete>
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For more information try --help
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";
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static REQ_GROUP_CONFLICT_USAGE: &str =
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"error: The argument '--delete' cannot be used with '<base>'
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USAGE:
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clap-test <base|--delete>
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For more information try --help
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";
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static REQ_GROUP_CONFLICT_ONLY_OPTIONS: &str =
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"error: The argument '--delete' cannot be used with '--all'
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USAGE:
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clap-test <--all|--delete>
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For more information try --help
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";
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#[test]
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fn required_group_missing_arg() {
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let result = App::new("group")
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.arg(arg!(-f --flag "some flag"))
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.arg(arg!( -c --color "some other flag"))
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.group(ArgGroup::new("req").args(&["flag", "color"]).required(true))
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.try_get_matches_from(vec![""]);
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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::MissingRequiredArgument);
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}
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#[cfg(debug_assertions)]
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#[test]
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#[should_panic = "Argument group 'req' contains non-existent argument"]
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fn non_existing_arg() {
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let _ = App::new("group")
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.arg(arg!(-f --flag "some flag"))
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.arg(arg!(-c --color "some other flag"))
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.group(ArgGroup::new("req").args(&["flg", "color"]).required(true))
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.try_get_matches_from(vec![""]);
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}
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#[cfg(debug_assertions)]
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#[test]
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#[should_panic = "Argument group name must be unique\n\n\t'req' is already in use"]
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fn unique_group_name() {
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let _ = App::new("group")
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.arg(arg!(-f --flag "some flag"))
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.arg(arg!(-c --color "some other flag"))
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.group(ArgGroup::new("req").args(&["flag"]).required(true))
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.group(ArgGroup::new("req").args(&["color"]).required(true))
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.try_get_matches_from(vec![""]);
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}
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#[cfg(debug_assertions)]
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#[test]
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#[should_panic = "Argument group name '' must not conflict with argument name"]
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fn groups_new_of_arg_name() {
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let _ = App::new("group")
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.arg(Arg::new("a").long("a").group("a"))
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.try_get_matches_from(vec!["", "--a"]);
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}
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#[cfg(debug_assertions)]
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#[test]
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#[should_panic = "Argument group name 'a' must not conflict with argument name"]
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fn arg_group_new_of_arg_name() {
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let _ = App::new("group")
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.arg(Arg::new("a").long("a").group("a"))
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.group(ArgGroup::new("a"))
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.try_get_matches_from(vec!["", "--a"]);
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}
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#[test]
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fn group_single_value() {
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let res = App::new("group")
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.arg(arg!(-f --flag "some flag"))
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.arg(arg!(-c --color [color] "some option"))
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.group(ArgGroup::new("grp").args(&["flag", "color"]))
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.try_get_matches_from(vec!["", "-c", "blue"]);
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assert!(res.is_ok());
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let m = res.unwrap();
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assert!(m.is_present("grp"));
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assert_eq!(m.value_of("grp").unwrap(), "blue");
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}
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#[test]
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fn group_single_flag() {
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let res = App::new("group")
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.arg(arg!(-f --flag "some flag"))
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.arg(arg!(-c --color [color] "some option"))
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.group(ArgGroup::new("grp").args(&["flag", "color"]))
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.try_get_matches_from(vec!["", "-f"]);
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assert!(res.is_ok());
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let m = res.unwrap();
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assert!(m.is_present("grp"));
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assert!(m.value_of("grp").is_none());
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}
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#[test]
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fn group_empty() {
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let res = App::new("group")
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.arg(arg!(-f --flag "some flag"))
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.arg(arg!(-c --color [color] "some option"))
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.group(ArgGroup::new("grp").args(&["flag", "color"]))
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.try_get_matches_from(vec![""]);
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assert!(res.is_ok());
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let m = res.unwrap();
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assert!(!m.is_present("grp"));
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assert!(m.value_of("grp").is_none());
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}
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#[test]
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fn group_reqired_flags_empty() {
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let result = App::new("group")
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.arg(arg!(-f --flag "some flag"))
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.arg(arg!(-c --color "some option"))
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.group(ArgGroup::new("grp").required(true).args(&["flag", "color"]))
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.try_get_matches_from(vec![""]);
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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::MissingRequiredArgument);
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}
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#[test]
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fn group_multi_value_single_arg() {
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let res = App::new("group")
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.arg(arg!(-f --flag "some flag"))
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.arg(arg!(-c --color <color> "some option").multiple_values(true))
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.group(ArgGroup::new("grp").args(&["flag", "color"]))
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.try_get_matches_from(vec!["", "-c", "blue", "red", "green"]);
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assert!(res.is_ok(), "{:?}", res.unwrap_err().kind);
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let m = res.unwrap();
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assert!(m.is_present("grp"));
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assert_eq!(
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&*m.values_of("grp").unwrap().collect::<Vec<_>>(),
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&["blue", "red", "green"]
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);
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}
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#[test]
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fn empty_group() {
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let r = App::new("empty_group")
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.arg(arg!(-f --flag "some flag"))
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.group(ArgGroup::new("vers").required(true))
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.try_get_matches_from(vec!["empty_prog"]);
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assert!(r.is_err());
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let err = r.err().unwrap();
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assert_eq!(err.kind, ErrorKind::MissingRequiredArgument);
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}
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#[test]
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fn req_group_usage_string() {
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let app = App::new("req_group")
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.arg(arg!([base] "Base commit"))
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.arg(arg!(
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-d --delete "Remove the base commit information"
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))
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.group(
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ArgGroup::new("base_or_delete")
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.args(&["base", "delete"])
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.required(true),
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);
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assert!(utils::compare_output(
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app,
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"clap-test",
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REQ_GROUP_USAGE,
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true
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));
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}
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#[test]
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fn req_group_with_conflict_usage_string() {
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let app = App::new("req_group")
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.arg(arg!([base] "Base commit").conflicts_with("delete"))
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.arg(arg!(
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-d --delete "Remove the base commit information"
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))
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.group(
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ArgGroup::new("base_or_delete")
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.args(&["base", "delete"])
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.required(true),
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);
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assert!(utils::compare_output(
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app,
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"clap-test --delete base",
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REQ_GROUP_CONFLICT_USAGE,
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true
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));
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}
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#[test]
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fn req_group_with_conflict_usage_string_only_options() {
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let app = App::new("req_group")
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.arg(arg!(-a --all "All").conflicts_with("delete"))
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.arg(arg!(
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-d --delete "Remove the base commit information"
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))
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.group(
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ArgGroup::new("all_or_delete")
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.args(&["all", "delete"])
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.required(true),
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);
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assert!(utils::compare_output(
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app,
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"clap-test --delete --all",
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REQ_GROUP_CONFLICT_ONLY_OPTIONS,
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true
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));
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}
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#[test]
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fn required_group_multiple_args() {
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let result = App::new("group")
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.arg(arg!(-f --flag "some flag"))
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.arg(arg!(-c --color "some other flag"))
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.group(
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ArgGroup::new("req")
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.args(&["flag", "color"])
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.required(true)
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.multiple(true),
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)
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.try_get_matches_from(vec!["group", "-f", "-c"]);
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assert!(result.is_ok());
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let m = result.unwrap();
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assert!(m.is_present("flag"));
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assert!(m.is_present("color"));
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}
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#[test]
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fn group_multiple_args_error() {
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let result = App::new("group")
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.arg(arg!(-f --flag "some flag"))
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.arg(arg!(-c --color "some other flag"))
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.group(ArgGroup::new("req").args(&["flag", "color"]))
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.try_get_matches_from(vec!["group", "-f", "-c"]);
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assert!(result.is_err());
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let err = result.unwrap_err();
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assert_eq!(err.kind, ErrorKind::ArgumentConflict);
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}
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#[test]
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fn group_usage_use_val_name() {
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static GROUP_USAGE_USE_VAL_NAME: &str = "prog
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USAGE:
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prog <A>
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ARGS:
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<A>
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OPTIONS:
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-h, --help Print help information
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";
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let app = App::new("prog")
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.arg(Arg::new("a").value_name("A"))
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.group(ArgGroup::new("group").arg("a").required(true));
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assert!(utils::compare_output(
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app,
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"prog --help",
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GROUP_USAGE_USE_VAL_NAME,
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false,
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));
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}
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#[test]
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fn group_acts_like_arg() {
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let result = App::new("prog")
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.arg(Arg::new("debug").long("debug").group("mode"))
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.arg(Arg::new("verbose").long("verbose").group("mode"))
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.try_get_matches_from(vec!["prog", "--debug"]);
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assert!(result.is_ok());
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let m = result.unwrap();
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assert!(m.is_present("mode"));
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}
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/* This is used to be fixed in a hack, we need to find a better way to fix it.
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#[test]
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fn issue_1794() {
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let app = clap::App::new("hello")
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.bin_name("deno")
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.arg(Arg::new("option1").long("option1").takes_value(false))
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.arg(Arg::new("pos1").takes_value(true))
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.arg(Arg::new("pos2").takes_value(true))
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.group(
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ArgGroup::new("arg1")
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.args(&["pos1", "option1"])
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.required(true),
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);
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let m = app.clone().get_matches_from(&["app", "pos1", "pos2"]);
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assert_eq!(m.value_of("pos1"), Some("pos1"));
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assert_eq!(m.value_of("pos2"), Some("pos2"));
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assert!(!m.is_present("option1"));
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let m = app
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.clone()
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.get_matches_from(&["app", "--option1", "positional"]);
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assert_eq!(m.value_of("pos1"), None);
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assert_eq!(m.value_of("pos2"), Some("positional"));
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assert!(m.is_present("option1"));
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}
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*/
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