mirror of
https://github.com/clap-rs/clap
synced 2024-12-14 06:42:33 +00:00
60c9c2e59a
This helps to raise visibility of the new derive traits. I didn't touch ui tests because there were a lot and they didn't seem to be as high value.
48 lines
878 B
Rust
48 lines
878 B
Rust
use clap::{Args, Parser, Subcommand};
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#[derive(Parser, PartialEq, Debug)]
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struct Opt {
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#[clap(subcommand)]
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sub: Box<Sub>,
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}
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#[derive(Subcommand, PartialEq, Debug)]
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enum Sub {
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Flame {
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#[clap(flatten)]
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arg: Box<Ext>,
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},
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}
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#[derive(Args, PartialEq, Debug)]
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struct Ext {
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arg: u32,
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}
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#[test]
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fn boxed_flatten_subcommand() {
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assert_eq!(
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Opt {
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sub: Box::new(Sub::Flame {
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arg: Box::new(Ext { arg: 1 })
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})
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},
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Opt::parse_from(&["test", "flame", "1"])
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);
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}
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#[test]
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fn update_boxed_flatten_subcommand() {
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let mut opt = Opt::parse_from(&["test", "flame", "1"]);
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opt.update_from(&["test", "flame", "42"]);
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assert_eq!(
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Opt {
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sub: Box::new(Sub::Flame {
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arg: Box::new(Ext { arg: 42 })
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})
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},
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opt
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);
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}
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