mirror of
https://github.com/clap-rs/clap
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453ac0bfb9
The new error message still isn't great but its better than the old one. Reported at https://hachyderm.io/@eminence/109548978776785113
741 lines
22 KiB
Rust
741 lines
22 KiB
Rust
use clap::{arg, error::ErrorKind, Arg, ArgAction, ArgGroup, Command};
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#[cfg(feature = "error-context")]
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use super::utils;
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#[test]
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fn flag_conflict() {
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let result = Command::new("flag_conflict")
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.arg(arg!(-f --flag "some flag").conflicts_with("other"))
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.arg(arg!(-o --other "some flag"))
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.try_get_matches_from(vec!["myprog", "-f", "-o"]);
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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::ArgumentConflict);
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}
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#[test]
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fn flag_conflict_2() {
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let result = Command::new("flag_conflict")
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.arg(arg!(-f --flag "some flag").conflicts_with("other"))
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.arg(arg!(-o --other "some flag"))
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.try_get_matches_from(vec!["myprog", "-o", "-f"]);
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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::ArgumentConflict);
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}
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#[test]
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fn flag_conflict_with_all() {
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let result = Command::new("flag_conflict")
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.arg(arg!(-f --flag "some flag").conflicts_with_all(["other"]))
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.arg(arg!(-o --other "some flag"))
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.try_get_matches_from(vec!["myprog", "-o", "-f"]);
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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::ArgumentConflict);
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}
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#[test]
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fn exclusive_flag() {
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let cmd = Command::new("flag_conflict")
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.arg(arg!(-f --flag "some flag").exclusive(true))
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.arg(arg!(-o --other "some flag"));
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let result = cmd.clone().try_get_matches_from(vec!["myprog", "-f"]);
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assert!(result.is_ok(), "{}", result.unwrap_err());
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let result = cmd.clone().try_get_matches_from(vec!["myprog", "-o", "-f"]);
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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::ArgumentConflict);
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}
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#[test]
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fn exclusive_option() {
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let result = Command::new("flag_conflict")
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.arg(arg!(-f --flag <VALUE> "some flag").exclusive(true))
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.arg(arg!(-o --other <VALUE> "some flag"))
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.try_get_matches_from(vec!["myprog", "-o=val1", "-f=val2"]);
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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::ArgumentConflict);
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}
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#[test]
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fn not_exclusive_with_defaults() {
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let result = Command::new("flag_conflict")
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.arg(arg!(-f --flag <VALUE> "some flag").exclusive(true))
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.arg(
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arg!(-o --other <VALUE> "some flag")
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.required(false)
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.default_value("val1"),
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)
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.try_get_matches_from(vec!["myprog", "-f=val2"]);
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assert!(result.is_ok(), "{}", result.unwrap_err());
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}
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#[test]
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fn not_exclusive_with_group() {
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let cmd = Command::new("test")
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.group(clap::ArgGroup::new("test").arg("foo"))
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.arg(
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clap::Arg::new("foo")
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.long("foo")
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.exclusive(true)
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.action(clap::ArgAction::SetTrue),
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);
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let result = cmd.try_get_matches_from(vec!["test", "--foo"]);
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assert!(result.is_ok(), "{}", result.unwrap_err());
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}
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#[test]
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fn default_doesnt_activate_exclusive() {
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let result = Command::new("flag_conflict")
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.arg(
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arg!(-f --flag <VALUE> "some flag")
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.exclusive(true)
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.default_value("val2"),
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)
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.arg(arg!(-o --other <VALUE> "some flag").default_value("val1"))
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.try_get_matches_from(vec!["myprog"]);
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assert!(result.is_ok(), "{}", result.unwrap_err());
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}
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#[test]
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fn arg_conflicts_with_group() {
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let mut cmd = Command::new("group_conflict")
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.arg(arg!(-f --flag "some flag").conflicts_with("gr"))
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.group(ArgGroup::new("gr").arg("some").arg("other"))
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.arg(arg!(--some "some arg"))
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.arg(arg!(--other "other arg"));
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let result = cmd.try_get_matches_from_mut(vec!["myprog", "--other", "-f"]);
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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::ArgumentConflict);
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let result = cmd.try_get_matches_from_mut(vec!["myprog", "-f", "--some"]);
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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::ArgumentConflict);
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let result = cmd.try_get_matches_from_mut(vec!["myprog", "--some"]);
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if let Err(err) = result {
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panic!("{}", err);
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}
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let result = cmd.try_get_matches_from_mut(vec!["myprog", "--other"]);
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if let Err(err) = result {
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panic!("{}", err);
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}
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let result = cmd.try_get_matches_from_mut(vec!["myprog", "--flag"]);
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if let Err(err) = result {
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panic!("{}", err);
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}
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}
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#[test]
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fn arg_conflicts_with_group_with_multiple_sources() {
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let mut cmd = clap::Command::new("group_conflict")
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.arg(clap::arg!(-f --flag "some flag").conflicts_with("gr"))
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.group(clap::ArgGroup::new("gr").multiple(true))
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.arg(clap::arg!(--some <name> "some arg").group("gr"))
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.arg(
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clap::arg!(--other <secs> "other arg")
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.default_value("1000")
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.group("gr"),
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);
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let result = cmd.try_get_matches_from_mut(vec!["myprog", "-f"]);
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if let Err(err) = result {
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panic!("{}", err);
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}
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let result = cmd.try_get_matches_from_mut(vec!["myprog", "--some", "usb1"]);
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if let Err(err) = result {
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panic!("{}", err);
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}
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let result = cmd.try_get_matches_from_mut(vec!["myprog", "--some", "usb1", "--other", "40"]);
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if let Err(err) = result {
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panic!("{}", err);
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}
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let result = cmd.try_get_matches_from_mut(vec!["myprog", "-f", "--some", "usb1"]);
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let err = result.err().unwrap();
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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_conflicts_with_arg() {
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let mut cmd = Command::new("group_conflict")
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.arg(arg!(-f --flag "some flag"))
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.group(
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ArgGroup::new("gr")
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.arg("some")
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.arg("other")
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.conflicts_with("flag"),
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)
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.arg(arg!(--some "some arg"))
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.arg(arg!(--other "other arg"));
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let result = cmd.try_get_matches_from_mut(vec!["myprog", "--other", "-f"]);
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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::ArgumentConflict);
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let result = cmd.try_get_matches_from_mut(vec!["myprog", "-f", "--some"]);
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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::ArgumentConflict);
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let result = cmd.try_get_matches_from_mut(vec!["myprog", "--some"]);
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if let Err(err) = result {
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panic!("{}", err);
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}
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let result = cmd.try_get_matches_from_mut(vec!["myprog", "--other"]);
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if let Err(err) = result {
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panic!("{}", err);
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}
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let result = cmd.try_get_matches_from_mut(vec!["myprog", "--flag"]);
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if let Err(err) = result {
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panic!("{}", err);
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}
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}
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#[test]
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fn arg_conflicts_with_required_group() {
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let mut cmd = Command::new("group_conflict")
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.arg(arg!(-f --flag "some flag").conflicts_with("gr"))
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.group(ArgGroup::new("gr").required(true).arg("some").arg("other"))
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.arg(arg!(--some "some arg"))
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.arg(arg!(--other "other arg"));
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let result = cmd.try_get_matches_from_mut(vec!["myprog", "--other", "-f"]);
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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::ArgumentConflict);
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let result = cmd.try_get_matches_from_mut(vec!["myprog", "-f", "--some"]);
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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::ArgumentConflict);
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let result = cmd.try_get_matches_from_mut(vec!["myprog", "--some"]);
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if let Err(err) = result {
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panic!("{}", err);
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}
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let result = cmd.try_get_matches_from_mut(vec!["myprog", "--other"]);
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if let Err(err) = result {
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panic!("{}", err);
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}
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}
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#[test]
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fn required_group_conflicts_with_arg() {
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let mut cmd = Command::new("group_conflict")
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.arg(arg!(-f --flag "some flag"))
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.group(
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ArgGroup::new("gr")
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.required(true)
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.arg("some")
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.arg("other")
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.conflicts_with("flag"),
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)
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.arg(arg!(--some "some arg"))
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.arg(arg!(--other "other arg"));
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let result = cmd.try_get_matches_from_mut(vec!["myprog", "--other", "-f"]);
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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::ArgumentConflict);
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let result = cmd.try_get_matches_from_mut(vec!["myprog", "-f", "--some"]);
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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::ArgumentConflict);
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let result = cmd.try_get_matches_from_mut(vec!["myprog", "--some"]);
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if let Err(err) = result {
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panic!("{}", err);
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}
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let result = cmd.try_get_matches_from_mut(vec!["myprog", "--other"]);
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if let Err(err) = result {
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panic!("{}", err);
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}
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}
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#[test]
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fn get_arg_conflicts_with_group() {
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let flag = arg!(--flag).conflicts_with("gr");
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let mut cmd = Command::new("group_conflict")
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.arg(&flag)
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.group(ArgGroup::new("gr").arg("some").arg("other"))
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.arg(arg!(--some))
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.arg(arg!(--other));
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cmd.build();
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let result = cmd.get_arg_conflicts_with(&flag);
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assert_eq!(result.len(), 2);
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assert_eq!(result[0].get_id(), "some");
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assert_eq!(result[1].get_id(), "other");
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}
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#[test]
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#[cfg(feature = "error-context")]
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fn conflict_output() {
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static CONFLICT_ERR: &str = "\
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error: The argument '--flag...' cannot be used with '-F'
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Usage: clap-test --flag... --long-option-2 <option2> <positional> <positional2> [positional3]...
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For more information try '--help'
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";
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utils::assert_output(
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utils::complex_app(),
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"clap-test val1 fa --flag --long-option-2 val2 -F",
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CONFLICT_ERR,
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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 conflict_output_rev() {
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static CONFLICT_ERR_REV: &str = "\
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error: The argument '-F' cannot be used with '--flag...'
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Usage: clap-test -F --long-option-2 <option2> <positional> <positional2> [positional3]...
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For more information try '--help'
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";
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utils::assert_output(
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utils::complex_app(),
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"clap-test val1 fa -F --long-option-2 val2 --flag",
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CONFLICT_ERR_REV,
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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 conflict_output_repeat() {
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static ERR: &str = "\
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error: The argument '-F' was provided more than once, but cannot be used multiple times
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Usage: clap-test [OPTIONS] [positional] [positional2] [positional3]... [COMMAND]
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For more information try '--help'
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";
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utils::assert_output(utils::complex_app(), "clap-test -F -F", ERR, true);
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}
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#[test]
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#[cfg(feature = "error-context")]
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fn conflict_output_with_required() {
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static CONFLICT_ERR: &str = "\
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error: The argument '--flag...' cannot be used with '-F'
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Usage: clap-test --flag... --long-option-2 <option2> <positional> <positional2> [positional3]...
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For more information try '--help'
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";
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utils::assert_output(
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utils::complex_app(),
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"clap-test val1 --flag --long-option-2 val2 -F",
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CONFLICT_ERR,
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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 conflict_output_rev_with_required() {
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static CONFLICT_ERR_REV: &str = "\
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error: The argument '-F' cannot be used with '--flag...'
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Usage: clap-test -F --long-option-2 <option2> <positional> <positional2> [positional3]...
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For more information try '--help'
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";
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utils::assert_output(
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utils::complex_app(),
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"clap-test val1 -F --long-option-2 val2 --flag",
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CONFLICT_ERR_REV,
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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 conflict_output_three_conflicting() {
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static CONFLICT_ERR_THREE: &str = "\
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error: The argument '--one' cannot be used with:
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--two
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--three
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Usage: three_conflicting_arguments --one
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For more information try '--help'
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";
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let cmd = Command::new("three_conflicting_arguments")
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.arg(
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Arg::new("one")
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.long("one")
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.action(ArgAction::SetTrue)
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.conflicts_with_all(["two", "three"]),
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)
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.arg(
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Arg::new("two")
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.long("two")
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.action(ArgAction::SetTrue)
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.conflicts_with_all(["one", "three"]),
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)
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.arg(
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Arg::new("three")
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.long("three")
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.action(ArgAction::SetTrue)
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.conflicts_with_all(["one", "two"]),
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);
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utils::assert_output(
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cmd,
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"three_conflicting_arguments --one --two --three",
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CONFLICT_ERR_THREE,
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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 two_conflicting_arguments() {
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let a = Command::new("two_conflicting_arguments")
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.arg(
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Arg::new("develop")
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.long("develop")
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.action(ArgAction::SetTrue)
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.conflicts_with("production"),
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)
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.arg(
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Arg::new("production")
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.long("production")
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.action(ArgAction::SetTrue)
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.conflicts_with("develop"),
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)
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.try_get_matches_from(vec!["", "--develop", "--production"]);
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assert!(a.is_err());
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let a = a.unwrap_err();
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assert!(
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a.to_string()
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.contains("The argument \'--develop\' cannot be used with \'--production\'"),
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"{}",
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a
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);
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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 three_conflicting_arguments() {
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let a = Command::new("three_conflicting_arguments")
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.arg(
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Arg::new("one")
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.long("one")
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.action(ArgAction::SetTrue)
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.conflicts_with_all(["two", "three"]),
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)
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.arg(
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Arg::new("two")
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.long("two")
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.action(ArgAction::SetTrue)
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.conflicts_with_all(["one", "three"]),
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)
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.arg(
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Arg::new("three")
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.long("three")
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.action(ArgAction::SetTrue)
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.conflicts_with_all(["one", "two"]),
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)
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.try_get_matches_from(vec!["", "--one", "--two", "--three"]);
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assert!(a.is_err());
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let a = a.unwrap_err();
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assert!(
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a.to_string()
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.contains("The argument \'--one\' cannot be used with:"),
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"{}",
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a
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);
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}
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|
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#[cfg(debug_assertions)]
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#[test]
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|
#[should_panic = "Argument 'config' cannot conflict with itself"]
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fn self_conflicting_arg() {
|
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let _ = Command::new("prog")
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.arg(Arg::new("config").long("config").conflicts_with("config"))
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.try_get_matches_from(vec!["", "--config"]);
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}
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|
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#[cfg(debug_assertions)]
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#[test]
|
|
#[should_panic = "Argument or group 'extra' specified in 'conflicts_with*' for 'config' does not exist"]
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|
fn conflicts_with_invalid_arg() {
|
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let _ = Command::new("prog")
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.arg(Arg::new("config").long("config").conflicts_with("extra"))
|
|
.try_get_matches_from(vec!["", "--config"]);
|
|
}
|
|
|
|
#[test]
|
|
fn conflict_with_unused_default() {
|
|
let result = Command::new("conflict")
|
|
.arg(arg!(-o --opt <opt> "some opt").default_value("default"))
|
|
.arg(
|
|
arg!(-f --flag "some flag")
|
|
.conflicts_with("opt")
|
|
.action(ArgAction::SetTrue),
|
|
)
|
|
.try_get_matches_from(vec!["myprog", "-f"]);
|
|
|
|
assert!(result.is_ok(), "{}", result.unwrap_err());
|
|
let m = result.unwrap();
|
|
|
|
assert_eq!(
|
|
m.get_one::<String>("opt").map(|v| v.as_str()),
|
|
Some("default")
|
|
);
|
|
assert!(*m.get_one::<bool>("flag").expect("defaulted by clap"));
|
|
}
|
|
|
|
#[test]
|
|
fn conflicts_with_alongside_default() {
|
|
let result = Command::new("conflict")
|
|
.arg(
|
|
arg!(-o --opt <opt> "some opt")
|
|
.default_value("default")
|
|
.conflicts_with("flag"),
|
|
)
|
|
.arg(arg!(-f --flag "some flag").action(ArgAction::SetTrue))
|
|
.try_get_matches_from(vec!["myprog", "-f"]);
|
|
|
|
assert!(
|
|
result.is_ok(),
|
|
"conflicts_with should ignore default_value: {:?}",
|
|
result.unwrap_err()
|
|
);
|
|
let m = result.unwrap();
|
|
|
|
assert_eq!(
|
|
m.get_one::<String>("opt").map(|v| v.as_str()),
|
|
Some("default")
|
|
);
|
|
assert!(*m.get_one::<bool>("flag").expect("defaulted by clap"));
|
|
}
|
|
|
|
#[test]
|
|
fn group_in_conflicts_with() {
|
|
let result = Command::new("conflict")
|
|
.arg(
|
|
Arg::new("opt")
|
|
.long("opt")
|
|
.default_value("default")
|
|
.group("one"),
|
|
)
|
|
.arg(
|
|
Arg::new("flag")
|
|
.long("flag")
|
|
.conflicts_with("one")
|
|
.action(ArgAction::SetTrue),
|
|
)
|
|
.try_get_matches_from(vec!["myprog", "--flag"]);
|
|
|
|
assert!(
|
|
result.is_ok(),
|
|
"conflicts_with on an arg group should ignore default_value: {:?}",
|
|
result.unwrap_err()
|
|
);
|
|
let m = result.unwrap();
|
|
|
|
assert_eq!(
|
|
m.get_one::<String>("opt").map(|v| v.as_str()),
|
|
Some("default")
|
|
);
|
|
assert!(*m.get_one::<bool>("flag").expect("defaulted by clap"));
|
|
}
|
|
|
|
#[test]
|
|
fn group_conflicts_with_default_value() {
|
|
let result = Command::new("conflict")
|
|
.arg(
|
|
Arg::new("opt")
|
|
.long("opt")
|
|
.default_value("default")
|
|
.group("one"),
|
|
)
|
|
.arg(
|
|
Arg::new("flag")
|
|
.long("flag")
|
|
.group("one")
|
|
.action(ArgAction::SetTrue),
|
|
)
|
|
.try_get_matches_from(vec!["myprog", "--flag"]);
|
|
|
|
assert!(
|
|
result.is_ok(),
|
|
"arg group count should ignore default_value: {:?}",
|
|
result.unwrap_err()
|
|
);
|
|
let m = result.unwrap();
|
|
|
|
assert_eq!(
|
|
m.get_one::<String>("opt").map(|v| v.as_str()),
|
|
Some("default")
|
|
);
|
|
assert!(*m.get_one::<bool>("flag").expect("defaulted by clap"));
|
|
}
|
|
|
|
#[test]
|
|
fn group_conflicts_with_default_arg() {
|
|
let result = Command::new("conflict")
|
|
.arg(Arg::new("opt").long("opt").default_value("default"))
|
|
.arg(
|
|
Arg::new("flag")
|
|
.long("flag")
|
|
.group("one")
|
|
.action(ArgAction::SetTrue),
|
|
)
|
|
.group(ArgGroup::new("one").conflicts_with("opt"))
|
|
.try_get_matches_from(vec!["myprog", "--flag"]);
|
|
|
|
assert!(
|
|
result.is_ok(),
|
|
"arg group conflicts_with should ignore default_value: {:?}",
|
|
result.unwrap_err()
|
|
);
|
|
let m = result.unwrap();
|
|
|
|
assert_eq!(
|
|
m.get_one::<String>("opt").map(|v| v.as_str()),
|
|
Some("default")
|
|
);
|
|
assert!(*m.get_one::<bool>("flag").expect("defaulted by clap"));
|
|
}
|
|
|
|
#[test]
|
|
fn exclusive_with_required() {
|
|
let cmd = Command::new("bug")
|
|
.arg(
|
|
Arg::new("test")
|
|
.long("test")
|
|
.action(ArgAction::SetTrue)
|
|
.exclusive(true),
|
|
)
|
|
.arg(Arg::new("input").action(ArgAction::Set).required(true));
|
|
|
|
cmd.clone()
|
|
.try_get_matches_from(["bug", "--test", "required"])
|
|
.unwrap_err();
|
|
|
|
cmd.clone()
|
|
.try_get_matches_from(["bug", "required"])
|
|
.unwrap();
|
|
|
|
cmd.clone().try_get_matches_from(["bug", "--test"]).unwrap();
|
|
}
|
|
|
|
#[test]
|
|
fn args_negate_subcommands_one_level() {
|
|
let res = Command::new("disablehelp")
|
|
.args_conflicts_with_subcommands(true)
|
|
.subcommand_negates_reqs(true)
|
|
.arg(arg!(<arg1> "some arg"))
|
|
.arg(arg!(<arg2> "some arg"))
|
|
.subcommand(
|
|
Command::new("sub1").subcommand(Command::new("sub2").subcommand(Command::new("sub3"))),
|
|
)
|
|
.try_get_matches_from(vec!["", "pickles", "sub1"]);
|
|
assert!(res.is_ok(), "error: {:?}", res.unwrap_err().kind());
|
|
let m = res.unwrap();
|
|
assert_eq!(
|
|
m.get_one::<String>("arg2").map(|v| v.as_str()),
|
|
Some("sub1")
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn args_negate_subcommands_two_levels() {
|
|
let res = Command::new("disablehelp")
|
|
.args_conflicts_with_subcommands(true)
|
|
.subcommand_negates_reqs(true)
|
|
.arg(arg!(<arg1> "some arg"))
|
|
.arg(arg!(<arg2> "some arg"))
|
|
.subcommand(
|
|
Command::new("sub1")
|
|
.args_conflicts_with_subcommands(true)
|
|
.subcommand_negates_reqs(true)
|
|
.arg(arg!(<arg> "some"))
|
|
.arg(arg!(<arg2> "some"))
|
|
.subcommand(Command::new("sub2").subcommand(Command::new("sub3"))),
|
|
)
|
|
.try_get_matches_from(vec!["", "sub1", "arg", "sub2"]);
|
|
assert!(res.is_ok(), "error: {:?}", res.unwrap_err().kind());
|
|
let m = res.unwrap();
|
|
assert_eq!(
|
|
m.subcommand_matches("sub1")
|
|
.unwrap()
|
|
.get_one::<String>("arg2")
|
|
.map(|v| v.as_str()),
|
|
Some("sub2")
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
#[cfg(feature = "error-context")]
|
|
fn subcommand_conflict_error_message() {
|
|
static CONFLICT_ERR: &str = "\
|
|
error: Found argument 'sub1' which wasn't expected, or isn't valid in this context
|
|
|
|
Usage: test [OPTIONS]
|
|
test <COMMAND>
|
|
|
|
For more information try '--help'
|
|
";
|
|
|
|
let cmd = Command::new("test")
|
|
.args_conflicts_with_subcommands(true)
|
|
.arg(arg!(-p --place <"place id"> "Place ID to open"))
|
|
.subcommand(
|
|
Command::new("sub1").subcommand(Command::new("sub2").subcommand(Command::new("sub3"))),
|
|
);
|
|
|
|
utils::assert_output(cmd, "test --place id sub1", CONFLICT_ERR, true);
|
|
}
|
|
|
|
#[test]
|
|
fn subcommand_conflict_negates_required() {
|
|
let cmd = Command::new("test")
|
|
.args_conflicts_with_subcommands(true)
|
|
.subcommand(Command::new("config"))
|
|
.arg(arg!(-p --place <"place id"> "Place ID to open").required(true));
|
|
|
|
let result = cmd.try_get_matches_from(["test", "config"]);
|
|
assert!(
|
|
result.is_ok(),
|
|
"args_conflicts_with_subcommands should ignore required: {}",
|
|
result.unwrap_err()
|
|
);
|
|
let m = result.unwrap();
|
|
assert_eq!(m.subcommand_name().unwrap(), "config");
|
|
}
|