mirror of
https://github.com/clap-rs/clap
synced 2025-01-08 10:48:45 +00:00
c90a4eabae
In looking at other help output, I noticed that they use two spaces, in place of clap's 4, and it doesn't suffer from legibility. If it doesn't make the output worse, let's go ahead and make it as dense so we fit more content on the screen. This is a part of #4132
432 lines
12 KiB
Rust
432 lines
12 KiB
Rust
use super::utils;
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use clap::{builder::PossibleValue, error::ErrorKind, Arg, ArgAction, Command};
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#[cfg(feature = "suggestions")]
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static PV_ERROR: &str = "\
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error: \"slo\" isn't a valid value for '-O <option>'
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[possible values: slow, fast, \"ludicrous speed\"]
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Did you mean \"slow\"?
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For more information try --help
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";
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#[cfg(not(feature = "suggestions"))]
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static PV_ERROR: &str = "\
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error: \"slo\" isn't a valid value for '-O <option>'
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[possible values: slow, fast, \"ludicrous speed\"]
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For more information try --help
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";
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#[cfg(feature = "suggestions")]
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static PV_ERROR_ESCAPED: &str = "\
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error: \"ludicrous\" isn't a valid value for '-O <option>'
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[possible values: slow, fast, \"ludicrous speed\"]
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Did you mean \"ludicrous speed\"?
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For more information try --help
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";
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#[cfg(not(feature = "suggestions"))]
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static PV_ERROR_ESCAPED: &str = "\
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error: \"ludicrous\" isn't a valid value for '-O <option>'
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[possible values: slow, fast, \"ludicrous speed\"]
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For more information try --help
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";
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#[test]
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fn possible_values_of_positional() {
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let m = Command::new("possible_values")
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.arg(Arg::new("positional").index(1).value_parser(["test123"]))
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.try_get_matches_from(vec!["myprog", "test123"]);
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assert!(m.is_ok(), "{}", m.unwrap_err());
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let m = m.unwrap();
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assert!(m.contains_id("positional"));
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assert_eq!(
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m.get_one::<String>("positional").map(|v| v.as_str()),
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Some("test123")
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);
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}
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#[test]
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fn possible_value_arg_value() {
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let m = Command::new("possible_values")
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.arg(
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Arg::new("arg_value")
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.index(1)
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.value_parser([PossibleValue::new("test123")
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.hide(false)
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.help("It's just a test")]),
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)
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.try_get_matches_from(vec!["myprog", "test123"]);
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assert!(m.is_ok(), "{}", m.unwrap_err());
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let m = m.unwrap();
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assert!(m.contains_id("arg_value"));
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assert_eq!(
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m.get_one::<String>("arg_value").map(|v| v.as_str()),
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Some("test123")
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);
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}
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#[test]
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fn possible_values_of_positional_fail() {
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let m = Command::new("possible_values")
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.arg(Arg::new("positional").index(1).value_parser(["test123"]))
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.try_get_matches_from(vec!["myprog", "notest"]);
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assert!(m.is_err());
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assert_eq!(m.unwrap_err().kind(), ErrorKind::InvalidValue);
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}
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#[test]
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fn possible_values_of_positional_multiple() {
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let m = Command::new("possible_values")
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.arg(
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Arg::new("positional")
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.index(1)
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.action(ArgAction::Set)
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.value_parser(["test123", "test321"])
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.num_args(1..),
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)
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.try_get_matches_from(vec!["myprog", "test123", "test321"]);
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assert!(m.is_ok(), "{}", m.unwrap_err());
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let m = m.unwrap();
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assert!(m.contains_id("positional"));
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assert_eq!(
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m.get_many::<String>("positional")
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.unwrap()
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.map(|v| v.as_str())
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.collect::<Vec<_>>(),
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vec!["test123", "test321"]
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);
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}
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#[test]
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fn possible_values_of_positional_multiple_fail() {
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let m = Command::new("possible_values")
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.arg(
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Arg::new("positional")
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.index(1)
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.action(ArgAction::Set)
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.value_parser(["test123", "test321"])
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.num_args(1..),
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)
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.try_get_matches_from(vec!["myprog", "test123", "notest"]);
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assert!(m.is_err());
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assert_eq!(m.unwrap_err().kind(), ErrorKind::InvalidValue);
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}
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#[test]
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fn possible_values_of_option() {
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let m = Command::new("possible_values")
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.arg(
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Arg::new("option")
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.short('o')
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.long("option")
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.action(ArgAction::Set)
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.value_parser(["test123"]),
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)
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.try_get_matches_from(vec!["myprog", "--option", "test123"]);
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assert!(m.is_ok(), "{}", m.unwrap_err());
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let m = m.unwrap();
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assert!(m.contains_id("option"));
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assert_eq!(
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m.get_one::<String>("option").map(|v| v.as_str()),
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Some("test123")
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);
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}
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#[test]
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fn possible_values_of_option_fail() {
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let m = Command::new("possible_values")
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.arg(
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Arg::new("option")
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.short('o')
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.long("option")
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.action(ArgAction::Set)
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.value_parser(["test123"]),
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)
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.try_get_matches_from(vec!["myprog", "--option", "notest"]);
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assert!(m.is_err());
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assert_eq!(m.unwrap_err().kind(), ErrorKind::InvalidValue);
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}
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#[test]
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fn possible_values_of_option_multiple() {
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let m = Command::new("possible_values")
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.arg(
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Arg::new("option")
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.short('o')
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.long("option")
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.action(ArgAction::Set)
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.value_parser(["test123", "test321"])
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.action(ArgAction::Append),
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)
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.try_get_matches_from(vec!["", "--option", "test123", "--option", "test321"]);
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assert!(m.is_ok(), "{}", m.unwrap_err());
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let m = m.unwrap();
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assert!(m.contains_id("option"));
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assert_eq!(
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m.get_many::<String>("option")
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.unwrap()
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.map(|v| v.as_str())
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.collect::<Vec<_>>(),
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vec!["test123", "test321"]
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);
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}
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#[test]
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fn possible_values_of_option_multiple_fail() {
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let m = Command::new("possible_values")
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.arg(
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Arg::new("option")
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.short('o')
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.long("option")
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.action(ArgAction::Set)
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.value_parser(["test123", "test321"])
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.action(ArgAction::Append),
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)
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.try_get_matches_from(vec!["", "--option", "test123", "--option", "notest"]);
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assert!(m.is_err());
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assert_eq!(m.unwrap_err().kind(), ErrorKind::InvalidValue);
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}
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#[test]
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fn possible_values_output() {
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utils::assert_output(
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Command::new("test").arg(
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Arg::new("option")
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.short('O')
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.action(ArgAction::Set)
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.value_parser(["slow", "fast", "ludicrous speed"]),
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),
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"clap-test -O slo",
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PV_ERROR,
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true,
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);
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}
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#[test]
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fn possible_values_alias_output() {
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utils::assert_output(
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Command::new("test").arg(
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Arg::new("option")
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.short('O')
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.action(ArgAction::Set)
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.value_parser([
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"slow".into(),
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PossibleValue::new("fast").alias("fost"),
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PossibleValue::new("ludicrous speed").aliases(["ls", "lcs"]),
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]),
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),
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"clap-test -O slo",
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PV_ERROR,
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true,
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);
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}
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#[test]
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fn possible_values_hidden_output() {
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utils::assert_output(
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Command::new("test").arg(
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Arg::new("option")
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.short('O')
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.action(ArgAction::Set)
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.value_parser([
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"slow".into(),
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"fast".into(),
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PossibleValue::new("ludicrous speed"),
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PossibleValue::new("forbidden speed").hide(true),
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]),
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),
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"clap-test -O slo",
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PV_ERROR,
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true,
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);
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}
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#[test]
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fn escaped_possible_values_output() {
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utils::assert_output(
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Command::new("test").arg(
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Arg::new("option")
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.short('O')
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.action(ArgAction::Set)
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.value_parser(["slow", "fast", "ludicrous speed"]),
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),
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"clap-test -O ludicrous",
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PV_ERROR_ESCAPED,
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true,
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);
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}
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#[test]
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fn missing_possible_value_error() {
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utils::assert_output(
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Command::new("test").arg(
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Arg::new("option")
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.short('O')
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.action(ArgAction::Set)
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.value_parser([
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"slow".into(),
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PossibleValue::new("fast").alias("fost"),
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PossibleValue::new("ludicrous speed"),
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PossibleValue::new("forbidden speed").hide(true),
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]),
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),
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"clap-test -O",
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MISSING_PV_ERROR,
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true,
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);
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}
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static MISSING_PV_ERROR: &str = "\
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error: The argument '-O <option>' requires a value but none was supplied
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[possible values: slow, fast, \"ludicrous speed\"]
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For more information try --help
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";
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#[test]
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fn alias() {
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let m = Command::new("pv")
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.arg(
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Arg::new("option")
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.short('o')
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.long("option")
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.action(ArgAction::Set)
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.value_parser([PossibleValue::new("test123").alias("123"), "test321".into()])
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.ignore_case(true),
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)
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.try_get_matches_from(vec!["pv", "--option", "123"]);
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assert!(m.is_ok(), "{}", m.unwrap_err());
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assert!(m
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.unwrap()
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.get_one::<String>("option")
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.map(|v| v.as_str())
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.unwrap()
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.eq("123"));
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}
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#[test]
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fn aliases() {
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let m = Command::new("pv")
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.arg(
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Arg::new("option")
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.short('o')
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.long("option")
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.action(ArgAction::Set)
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.value_parser([
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PossibleValue::new("test123").aliases(["1", "2", "3"]),
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"test321".into(),
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])
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.ignore_case(true),
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)
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.try_get_matches_from(vec!["pv", "--option", "2"]);
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assert!(m.is_ok(), "{}", m.unwrap_err());
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assert!(m
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.unwrap()
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.get_one::<String>("option")
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.map(|v| v.as_str())
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.unwrap()
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.eq("2"));
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}
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#[test]
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fn ignore_case() {
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let m = Command::new("pv")
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.arg(
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Arg::new("option")
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.short('o')
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.long("option")
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.action(ArgAction::Set)
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.value_parser(["test123", "test321"])
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.ignore_case(true),
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)
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.try_get_matches_from(vec!["pv", "--option", "TeSt123"]);
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assert!(m.is_ok(), "{}", m.unwrap_err());
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assert!(m
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.unwrap()
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.get_one::<String>("option")
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.map(|v| v.as_str())
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.unwrap()
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.eq_ignore_ascii_case("test123"));
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}
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#[test]
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fn ignore_case_fail() {
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let m = Command::new("pv")
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.arg(
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Arg::new("option")
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.short('o')
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.long("option")
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.action(ArgAction::Set)
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.value_parser(["test123", "test321"]),
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)
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.try_get_matches_from(vec!["pv", "--option", "TeSt123"]);
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assert!(m.is_err());
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assert_eq!(m.unwrap_err().kind(), ErrorKind::InvalidValue);
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}
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#[test]
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fn ignore_case_multiple() {
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let m = Command::new("pv")
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.arg(
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Arg::new("option")
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.short('o')
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.long("option")
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.action(ArgAction::Set)
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.value_parser(["test123", "test321"])
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.num_args(1..)
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.ignore_case(true),
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)
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.try_get_matches_from(vec!["pv", "--option", "TeSt123", "teST123", "tESt321"]);
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assert!(m.is_ok(), "{}", m.unwrap_err());
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assert_eq!(
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m.unwrap()
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.get_many::<String>("option")
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.unwrap()
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.map(|v| v.as_str())
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.collect::<Vec<_>>(),
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&["TeSt123", "teST123", "tESt321"]
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);
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}
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#[test]
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fn ignore_case_multiple_fail() {
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let m = Command::new("pv")
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.arg(
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Arg::new("option")
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.short('o')
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.long("option")
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.action(ArgAction::Set)
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.value_parser(["test123", "test321"])
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.num_args(1..),
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)
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.try_get_matches_from(vec!["pv", "--option", "test123", "teST123", "test321"]);
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assert!(m.is_err());
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assert_eq!(m.unwrap_err().kind(), ErrorKind::InvalidValue);
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}
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