mirror of
https://github.com/clap-rs/clap
synced 2024-12-14 06:42:33 +00:00
20 lines
399 B
Rust
20 lines
399 B
Rust
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use clap::Clap;
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mod utils;
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use utils::*;
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#[test]
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fn auto_default_value() {
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#[derive(Clap, PartialEq, Debug)]
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struct Opt {
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#[clap(default_value)]
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arg: i32,
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}
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assert_eq!(Opt { arg: 0 }, Opt::parse_from(&["test"]));
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assert_eq!(Opt { arg: 1 }, Opt::parse_from(&["test", "1"]));
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let help = get_long_help::<Opt>();
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assert!(help.contains("[default: 0]"));
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}
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