mirror of
https://github.com/clap-rs/clap
synced 2024-12-14 06:42:33 +00:00
368 lines
11 KiB
Rust
368 lines
11 KiB
Rust
use clap::{arg, error::ErrorKind, Arg, ArgAction, ArgGroup, Command, Id};
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use super::utils;
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#[test]
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fn required_group_missing_arg() {
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let result = Command::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 = "Command group: Argument group 'req' contains non-existent argument"]
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fn non_existing_arg() {
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let _ = Command::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 = "Command group: 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 _ = Command::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 = "Command group: Argument group name 'a' must not conflict with argument name"]
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fn groups_new_of_arg_name() {
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let _ = Command::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 = "Command group: 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 _ = Command::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 = Command::new("group")
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.arg(arg!(-c --color [color] "some option"))
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.arg(arg!(-n --hostname <name> "another option"))
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.group(ArgGroup::new("grp").args(["hostname", "color"]))
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.try_get_matches_from(vec!["", "-c", "blue"]);
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assert!(res.is_ok(), "{}", res.unwrap_err());
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let m = res.unwrap();
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assert!(m.contains_id("grp"));
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assert_eq!(m.get_one::<Id>("grp").map(|v| v.as_str()).unwrap(), "color");
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}
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#[test]
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fn group_empty() {
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let res = Command::new("group")
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.arg(arg!(-c --color [color] "some option"))
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.arg(arg!(-n --hostname <name> "another option"))
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.group(ArgGroup::new("grp").args(["hostname", "color"]))
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.try_get_matches_from(vec![""]);
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assert!(res.is_ok(), "{}", res.unwrap_err());
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let m = res.unwrap();
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assert!(!m.contains_id("grp"));
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assert!(m.get_one::<String>("grp").map(|v| v.as_str()).is_none());
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}
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#[test]
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fn group_required_flags_empty() {
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let result = Command::new("group")
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.arg(arg!(-c --color "some option"))
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.arg(arg!(-n --hostname <name> "another option"))
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.group(
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ArgGroup::new("grp")
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.required(true)
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.args(["hostname", "color"]),
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)
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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 = Command::new("group")
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.arg(arg!(-c --color <color> "some option").num_args(1..))
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.arg(arg!(-n --hostname <name> "another option"))
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.group(ArgGroup::new("grp").args(["hostname", "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.contains_id("grp"));
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assert_eq!(m.get_one::<Id>("grp").map(|v| v.as_str()).unwrap(), "color");
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}
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#[test]
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fn empty_group() {
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let r = Command::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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#[cfg(feature = "error-context")]
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fn req_group_usage_string() {
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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: clap-test <base|--delete>
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For more information try '--help'
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";
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let cmd = Command::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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utils::assert_output(cmd, "clap-test", REQ_GROUP_USAGE, true);
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}
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#[test]
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#[cfg(feature = "error-context")]
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fn req_group_with_conflict_usage_string() {
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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: clap-test <base|--delete>
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For more information try '--help'
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";
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let cmd = Command::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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utils::assert_output(
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cmd,
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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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#[cfg(feature = "error-context")]
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fn req_group_with_conflict_usage_string_only_options() {
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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: clap-test <--all|--delete>
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For more information try '--help'
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";
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let cmd = Command::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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utils::assert_output(
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cmd,
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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 = Command::new("group")
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.arg(arg!(-f --flag "some flag").action(ArgAction::SetTrue))
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.arg(arg!(-c --color "some other flag").action(ArgAction::SetTrue))
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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(), "{}", result.unwrap_err());
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let m = result.unwrap();
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assert!(*m.get_one::<bool>("flag").expect("defaulted by clap"));
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assert!(*m.get_one::<bool>("color").expect("defaulted by clap"));
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assert_eq!(
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&*m.get_many::<Id>("req")
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.unwrap()
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.map(|v| v.as_str())
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.collect::<Vec<_>>(),
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&["flag", "color"]
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);
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}
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#[test]
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fn group_multiple_args_error() {
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let result = Command::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_overrides_required() {
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let command = Command::new("group")
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.arg(arg!(--foo <FOO>).required(true))
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.arg(arg!(--bar <BAR>).required(true))
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.group(ArgGroup::new("group").args(["foo", "bar"]).required(true));
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let result = command.try_get_matches_from(vec!["group", "--foo", "value"]);
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assert!(result.is_ok(), "{}", result.unwrap_err());
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let m = result.unwrap();
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assert!(m.contains_id("foo"));
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assert!(!m.contains_id("bar"));
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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 = "\
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Usage: prog <A>
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Arguments:
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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 cmd = Command::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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utils::assert_output(cmd, "prog --help", GROUP_USAGE_USE_VAL_NAME, false);
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}
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#[test]
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fn group_acts_like_arg() {
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let result = Command::new("prog")
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.arg(
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Arg::new("debug")
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.long("debug")
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.group("mode")
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.action(ArgAction::SetTrue),
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)
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.arg(
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Arg::new("verbose")
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.long("verbose")
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.group("mode")
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.action(ArgAction::SetTrue),
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)
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.try_get_matches_from(vec!["prog", "--debug"]);
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assert!(result.is_ok(), "{}", result.unwrap_err());
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let m = result.unwrap();
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assert!(m.contains_id("mode"));
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assert_eq!(m.get_one::<clap::Id>("mode").unwrap(), "debug");
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}
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#[test]
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fn conflict_with_overlapping_group_in_error() {
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static ERR: &str = "\
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error: The argument '--major' cannot be used with '--minor'
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Usage: prog --major
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For more information try '--help'
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";
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let cmd = Command::new("prog")
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.group(ArgGroup::new("all").multiple(true))
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.arg(arg!(--major).group("vers").group("all"))
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.arg(arg!(--minor).group("vers").group("all"))
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.arg(arg!(--other).group("all"));
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utils::assert_output(cmd, "prog --major --minor", ERR, true);
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}
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#[test]
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fn requires_group_with_overlapping_group_in_error() {
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static ERR: &str = "\
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error: The following required arguments were not provided:
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<--in|--spec>
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Usage: prog --config <--in|--spec>
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For more information try '--help'
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";
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let cmd = Command::new("prog")
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.group(ArgGroup::new("all").multiple(true))
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.group(ArgGroup::new("input").required(true))
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.arg(arg!(--in).group("input").group("all"))
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.arg(arg!(--spec).group("input").group("all"))
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.arg(arg!(--config).requires("input").group("all"));
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utils::assert_output(cmd, "prog --config", ERR, true);
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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 cmd = clap::Command::new("hello")
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.bin_name("deno")
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.arg(Arg::new("option1").long("option1").action(ArgAction::SetTrue))
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.arg(Arg::new("pos1").action(ArgAction::Set))
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.arg(Arg::new("pos2").action(ArgAction::Set))
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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 = cmd.clone().try_get_matches_from(&["cmd", "pos1", "pos2"]).unwrap();
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assert_eq!(m.get_one::<String>("pos1").map(|v| v.as_str()), Some("pos1"));
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assert_eq!(m.get_one::<String>("pos2").map(|v| v.as_str()), Some("pos2"));
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assert!(!*m.get_one::<bool>("option1").expect("defaulted by clap"));
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let m = cmd
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.clone()
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.try_get_matches_from(&["cmd", "--option1", "positional"]).unwrap();
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assert_eq!(m.get_one::<String>("pos1").map(|v| v.as_str()), None);
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assert_eq!(m.get_one::<String>("pos2").map(|v| v.as_str()), Some("positional"));
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assert!(*m.get_one::<bool>("option1").expect("defaulted by clap"));
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}
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*/
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