mirror of
https://github.com/clap-rs/clap
synced 2024-12-13 22:32:33 +00:00
133 lines
3.6 KiB
Rust
133 lines
3.6 KiB
Rust
use crate::utils;
|
|
|
|
use clap::{error::ErrorKind, App, Arg};
|
|
|
|
#[test]
|
|
fn empty_values() {
|
|
let m = App::new("config")
|
|
.arg(Arg::new("config").long("config").takes_value(true))
|
|
.try_get_matches_from(&["config", "--config", ""])
|
|
.unwrap();
|
|
assert_eq!(m.value_of("config"), Some(""));
|
|
}
|
|
|
|
#[test]
|
|
fn empty_values_with_equals() {
|
|
let m = App::new("config")
|
|
.arg(Arg::new("config").long("config").takes_value(true))
|
|
.try_get_matches_from(&["config", "--config="])
|
|
.unwrap();
|
|
assert_eq!(m.value_of("config"), Some(""));
|
|
|
|
let m = App::new("config")
|
|
.arg(Arg::new("config").short('c').takes_value(true))
|
|
.try_get_matches_from(&["config", "-c="])
|
|
.unwrap();
|
|
assert_eq!(m.value_of("config"), Some(""))
|
|
}
|
|
|
|
#[test]
|
|
fn no_empty_values() {
|
|
let m = App::new("config")
|
|
.arg(
|
|
Arg::new("config")
|
|
.long("config")
|
|
.takes_value(true)
|
|
.forbid_empty_values(true),
|
|
)
|
|
.try_get_matches_from(&["config", "--config", ""]);
|
|
assert!(m.is_err());
|
|
assert_eq!(m.unwrap_err().kind(), ErrorKind::EmptyValue);
|
|
|
|
let m = App::new("config")
|
|
.arg(
|
|
Arg::new("config")
|
|
.short('c')
|
|
.takes_value(true)
|
|
.forbid_empty_values(true),
|
|
)
|
|
.try_get_matches_from(&["config", "-c", ""]);
|
|
assert!(m.is_err());
|
|
assert_eq!(m.unwrap_err().kind(), ErrorKind::EmptyValue)
|
|
}
|
|
|
|
#[test]
|
|
fn no_empty_values_with_equals() {
|
|
let m = App::new("config")
|
|
.arg(
|
|
Arg::new("config")
|
|
.long("config")
|
|
.takes_value(true)
|
|
.forbid_empty_values(true),
|
|
)
|
|
.try_get_matches_from(&["config", "--config="]);
|
|
assert!(m.is_err());
|
|
assert_eq!(m.unwrap_err().kind(), ErrorKind::EmptyValue);
|
|
|
|
let m = App::new("config")
|
|
.arg(
|
|
Arg::new("config")
|
|
.short('c')
|
|
.takes_value(true)
|
|
.forbid_empty_values(true),
|
|
)
|
|
.try_get_matches_from(&["config", "-c="]);
|
|
assert!(m.is_err());
|
|
assert_eq!(m.unwrap_err().kind(), ErrorKind::EmptyValue);
|
|
}
|
|
|
|
#[test]
|
|
fn no_empty_values_without_equals() {
|
|
let m = App::new("config")
|
|
.arg(
|
|
Arg::new("config")
|
|
.long("config")
|
|
.takes_value(true)
|
|
.forbid_empty_values(true),
|
|
)
|
|
.try_get_matches_from(&["config", "--config"]);
|
|
assert!(m.is_err());
|
|
assert_eq!(m.unwrap_err().kind(), ErrorKind::EmptyValue);
|
|
|
|
let m = App::new("config")
|
|
.arg(
|
|
Arg::new("config")
|
|
.short('c')
|
|
.takes_value(true)
|
|
.forbid_empty_values(true),
|
|
)
|
|
.try_get_matches_from(&["config", "-c"]);
|
|
assert!(m.is_err());
|
|
assert_eq!(m.unwrap_err().kind(), ErrorKind::EmptyValue)
|
|
}
|
|
|
|
#[test]
|
|
fn no_empty_values_without_equals_but_requires_equals() {
|
|
let app = App::new("config").arg(
|
|
Arg::new("config")
|
|
.long("config")
|
|
.takes_value(true)
|
|
.forbid_empty_values(true)
|
|
.require_equals(true),
|
|
);
|
|
let m = app.clone().try_get_matches_from(&["config", "--config"]);
|
|
// Should error on no equals rather than empty value.
|
|
assert!(m.is_err());
|
|
assert_eq!(m.unwrap_err().kind(), ErrorKind::NoEquals);
|
|
|
|
static NO_EUQALS_ERROR: &str =
|
|
"error: Equal sign is needed when assigning values to '--config=<config>'.
|
|
|
|
USAGE:
|
|
config [OPTIONS]
|
|
|
|
For more information try --help
|
|
";
|
|
|
|
assert!(utils::compare_output(
|
|
app,
|
|
"config --config",
|
|
NO_EUQALS_ERROR,
|
|
true
|
|
));
|
|
}
|