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|
//! Checks that types like `::std::option::Option` are not special
use structopt::StructOpt;
#[rustversion::since(1.37)]
#[test]
fn special_types_bool() {
mod inner {
#[allow(non_camel_case_types)]
#[derive(PartialEq, Debug)]
pub struct bool(pub String);
impl std::str::FromStr for self::bool {
type Err = String;
fn from_str(s: &str) -> Result<Self, Self::Err> {
Ok(self::bool(s.into()))
}
}
}
#[derive(StructOpt, PartialEq, Debug)]
struct Opt {
arg: inner::bool,
}
assert_eq!(
Opt {
arg: inner::bool("success".into())
},
Opt::from_iter(&["test", "success"])
);
}
#[test]
fn special_types_option() {
fn parser(s: &str) -> Option<String> {
Some(s.to_string())
}
#[derive(StructOpt, PartialEq, Debug)]
struct Opt {
#[structopt(parse(from_str = parser))]
arg: ::std::option::Option<String>,
}
assert_eq!(
Opt {
arg: Some("success".into())
},
Opt::from_iter(&["test", "success"])
);
}
#[test]
fn special_types_vec() {
fn parser(s: &str) -> Vec<String> {
vec![s.to_string()]
}
#[derive(StructOpt, PartialEq, Debug)]
struct Opt {
#[structopt(parse(from_str = parser))]
arg: ::std::vec::Vec<String>,
}
assert_eq!(
Opt {
arg: vec!["success".into()]
},
Opt::from_iter(&["test", "success"])
);
}
|
